Патент USA US2405136код для вставки
Aug» 6, 1946« F. J. DITTRICH ¿405,336 DOUBLE DECK VEHICLE Filed Nov. 30, 1943 ... . mülÉäí. ä / k, ÉJLHN¿i Y, 6 Sheets-Sheet l Aug.6,1946. F. J. DlTTRlcH 2,405,136 DOUBLE DECK VEHICLE Filed Nov. 30, 1945 6 Sheets-Sheet 2 ,5.f 1 , 4„1¿59ZZ57£064Zzg.0yQ2,d4Z63]‘5 WA M "will" I!" tu l | WH. MW „ .„4_304616297645 A118» 5, 1946» 2,405,136 F. J. DrrTRlcH DOUBLE’DECK VEHICLE 6 Sheets-Sheet 5I Filed Nov. 30, 1945 à@NNQW@m.w kï @\\\N N :E mw _ mmmW GN mw NN / NWhINE“, GM. M. f fan/Q45 @d 1 âgé::Éma@. h@WM. ,M Aug~ 6, 1946- F. J. DlTTRlçH 2,405,136 DOUBLE DECK VEHICLE Filed Nov. 30, 1943 6 Sheets-Sheet 4 Aug. 6, 1946. F. J. DrrTRlcH “ 2,495,136 DOUBLE DECK VEHICLE Filed Nov. 50, 1943 6 Sheets-Sheet 5 Nw up lH... Il‘. @KÈSwmN«@wNwu.s Aug. 6»19.45 J. @MT1-MCH 2,465,136 .DOUBLE DECK VEHICLE Filed No?. 5o, 1943 „Fw E, 5i5 70 2] ’ „J7 75 JJ J5 5 Sheets-Sheet 6 Patente-d Aug. 6, 1946 2,405,136 UNITED STATES PATENT OFFICE 2,405,136 DOUBLE DECK VEHICLE Francis J. Dittrich, Chicago, Ill., assigner to Pull man-Standard Car Manufacturing Company, Chicago, Ill., a corporation of Delaware Application November 30, 1943, Serial No. 512,331 14 Claims. (Cl. 105-340) 1 2 The invention relates to vehicles having a de facilities with respect to vestibules at respective ends of the vehicle and the location of vestibule pressed iloor portion between the supporting entrance doors at diagonally opposite ends of the below the normal floor level of the vehicle and vehicle, portions of the vestibule platforms in the an elevated floor portion in the area above the embodiment shown being used to accommodate lower deck section to provide an upper deck pas baggage or servicing installations, the ñgures senger occupancy space, with stairways giving ac representing each approximately one-half the whole vehicle. cess to both decks from the normal floor section Fig. 3 is a plan view of approximately half the of the vehicle. The principal object of the invention is to pro 10 vehicle corresponding to the portion shown in Fig. 1, depicting the upper deck seating arrangement vide a light weight double deck vehicle of rela trucks to provide a lower deck occupancy section tively large passenger capacity within the frame with seats disposed transversely of the vehicle and work of a Vehicle proportioned to meet railway upon opposite sides of a central aisle, with stair way to passenger occupancy section at the normal licor level showing passageway to vestibule at clearance requirements, whereby to lower the passenger unit cost of transportation to a mini- . mum, and to reduce operating expense. that end of the vehicle; ~ Fig. 4 is a similar view corresponding to th Another object is to produce a double deck portion shown in Fig. 2 illustrating the seating vehicle having a low center of gravity and adapted for operations in high speed passenger for serv arrangement in the lower deck occupancy section ice and providing ample facilities for the free 20 with seats arranged longitudinally and disposed movement of occupants to and from the deck to face the windows at respectively adjacent sides passenger space with safety and dispatch. of the vehicle and upon opposite sides of the A further object is to provide a double deck vehicle framing center sill buñ‘ing column mem vehicle having ample head room in the traflic ber, with stairways leading upwardly from re lanes of both upper and lower deck passenger 25 spective aisles at the sides of the vehicle to the spaces within a vehicle proportioned to meet rail passenger occupancy space at the normal floor way clearance requirements with additional pas level and passageway to vestibule at adjacent end senger occupancy spaces adjoining the entrances of the vehicle; to the deck sections at the normal licor level of Fig. 5 is a vertical sectional view longitudinally 30 of the vehicle through the upper deck noor por the vehicle. Other objects are to provide in a vehicle of the tion corresponding to that shown in Fig. 3 on near double deck type having upper and lower deck side of the aisle and in a plane intermediate the passenger sections terminating substantially in longitudinally arranged seats of the lower deck areas of the vehicle between the ends, passenger and adjacent side wall, through lower licor and occupancy spaces adjacent the entrances to the r stairway leading to normal ñoor section above the trucks and along passageway to adjacent ves and doorways at the ends of the vehicle and giv tibule, Showing in elevation the relative positions ing access to toilet facilities and operating serv of upper deck seats and windows and location ice equipment installations for lighting and air of toilet facilities, service lockers and overhead conditioning of the vehicle and water supply and 40 servicing compartments with respect to adjacent locker facilities in spaces out of the way of the vestibule; passengers. Fig. 6 is a view similar to Fig. 5 showing in The foregoing objects and other advantages are complemental elevation and section the other half attained by the arrangement illustrated in the of the vehicle, with the lower deck section seats 45 removed to expose the framing center sill col accompanying drawings, in which umn member at the longitudinal center of the Fìgs. 1 and 2 are complemental Views in per vehicle and showing the upper deck iloor sup spective of the interior arrangement from end to porting posts extending upwardly therefrom with end of the vehicle showing the upper and lower deck passenger occupancy sections terminating lower deck baggage racks secured to them eX substantially within the plan projection of the 50 tending throughout the length of the lower deck seating space with additional luggage space be area between the inner pairs of wheels of the supporting trucks, and the passenger occupancy neath the stairs to upper deck aisle, and show sections therebeyond at the normal ñoor level of ing further the passenger occupancy section at the vehicle with stairways giving access to all the normal floor level space with passageway to sections, and showing also the placement of toilet 55 adjacent vestibule showing accessibility of toilet deck spaces with passageways to the vestibules 2,405,136 3 rooms, service lockers, vestibule luggage compart shown in Figs. 8 through 11, depicting stairway, ment and overhead water tank or air conditioning air duct, window and upper deck seat conditions obtaining at the end of the double deck section illustrated in Fig. 9, and showing also the foyer area of the normal floor section of the vehicle. In the drawings, Il] represents the vehicle as a whole, II the supporting trucks between the inner wheels of which the floor I2 of the vehicle chamber; Fig. 7 is a vertical cross sectional view taken on line 'I-i of Fig. 5, looking in the direction in dicated by the arrows, showing the longitudinally arranged seats of the lower deck disposed upon opposite sides of the framing center sill memu ber extending longitudinally of the vehicle above the lower deck floor portion, the side aisle con ditions at the lower deck level `with stairways leading therefrom to passenger occupancy sec tions on relatively higher normal floor and the upper deck center aisle depressed below the level of contiguous seat floor portions to provide nec essary head room to stairway leading to rela tively lower normal Iioor section, and showing further the disposition of the Ventilating ducts for upper and lower deck sections, the posts supn porting the upper deck floor from the center sill, and the baggage rack fixture secured to the is depressed to form a lower deck passenger occu pancy section I3 with stairways Ill leading there from to the relatively higher normal iioor I5 extending t0 vestibule I6 at adjacent end of the vehicle. Above the lower deck section I3 and within the plan projection thereof and stairways Iii is provided an elevated floor portion I‘I affording an upper deck passenger occupancy sec tion U3 to which access is had by stairways I9 leading upwardly from the normal floor portion I5, as best shown in Figs. 1 through 6, illustrating a preferred embodiment of the invention. The deck sections I3 and I3 terminate substantially in the plan projection of the area between the posts; trucks il with their opposite end portions giving Fig. 8 is a view in plan of approximately one« access to respectively adjacent foyer areas 20 on half the vehicle modiiìed to provide windows of the normal door sections I5 to provide for the suflicient length in the upper and lower deck A free movement of passengers to and from the deck seating sections to accommodate two seats of the sections. upper deck section, arranged in tandem, within The lower deck ñoor portion I2 is supported the observation zone of each window; showing a between the framing center sill member 2I and portion of the upper deck flooring broken away respective side wall framing 22 by framing mem to expose the lower deck seat arrangement bers 23 and between the bulkheads 24 at the ends wherein the seats are of the swiveling type and of the deck section I3. The lower deck seats 25 disposed adjacent the center sill member to pro are preferably arranged in pairs with end arm vide an aisle at the side wall position giving ac rests 26 and, if desired, intermediate arm rests cess to stairways leading to the normal floor sec 2ï between the Seats of each pair, as shown. tion shown equipped with toilet facilities, and These seats 25 are adapted to be raised to dotted providing passageway to adjacent vestibule and position as shown in Fig.> '7 to allow greater free affording access to servicing lockers, luggage dom for movement of occupants through the compartments and storage batteries, Ventilating aisles 23 and to facilitate cleaning operations. equipment and upper and lower deck sections; The seats are supported upon deck floor I2 and Fig. 9 is a View similar to Fig. 8 but showing the other half of the vehicle modified to provide upon opposite sides of the framing center sill a lower deck seating arrangement wherein the member 2l which, at the lower deck position, ex seats are disposed at the window positions to pro tends above the deck floor to a height necessary vide passageways adjacent the center sill mem to raise the center of gravity of the sill to ap ber to give access to stairways leading to the nor 4.5 proximate the line of draft at the ends of the sill mal door section providing luggage space and at the couplers 9, the presence of the sill element toilet facilities for the convenience and comfort within the deck section being rendered unobtru of the passengers and añording space for the i1sive by the placement of the seats 25 with their stallation of air conditioning and water supply backs close to the sill and also to allow more room equipment, all accessible from a passageway 50 for the aisle 28 at the vehicle side wall. leading to adjacent vestibule and upper and Resting upon and projecting upwardly from lower deck sections; center sill 2l are a number or supporting posts Fig. l0 is a vertical cross sectional view of one side of a double deck vehicle with seats arranged as shown in Fig. 8, ‘taken on line lil-I 0 looking in , the direction indicated by the arrows, showing the disposition of the Ventilating ducts at the roof and aisle position in the upper deck section and the air grille communicating with the aisle duct for Ventilating the lower deck section, and further showing the relation of the swivel type seats and the center sill member to provide an aisle at the side wall position; Fig. ll is a view similar to Fig. l0 depicting the opposite half of a double deck vehicle with seats disposed as indicated in Fig. 9, taken on line II-II looking in the direction indicated by the arrows, illustrating the Ventilating ducts at the roof and ceiling positions in upper and lower deck sections, respectively, and showing the passage~ ' way adjacent the framing center sill member by the placement of the seats at the window posi tions; and Fig. l2 is a fragmentary view in vertical sec tion longitudinally of the double deck vehicle ' 29 for the upper deck floor 35°. The posts are spaced longitudinally of the sill 2I to provide support for the upper deck floor at the aisle 30 adjacent the stairways I9 and points intermedi ate the ends of the upper deck. The aisle 30 is depressed below the level of the seat floor por tions I'I on opposite sides thereof to provide nec essary head room for passengers moving along the aisle. The depressed floor of the aisle 3U and the seat floor I'I of the upper deck are connected by side wall portions 32 serving also as beam members for supporting the upper deck section between bulkhead members 24 as will be evident from inspection of Figs. l, 2, 5, 6 and 7 of the drawings. The section floor is further rein forced crosswise of the vehicle at points inter mediate the bulkheads by transverse members 33 connecting the aisle beams 32 with side wall framing 22. These aisle beams may function also as ducts 3d for the Ventilating system with grille portions 35 or 36 to supply air to upper and/or lower deck sections to supplement ven tilating'ducts 37 at the roof'38 of the vehicle. 2,405,136 6 5 Elongated windows 14. are alsoprovided' in theA normal floor section at thgentrances.v to the, deck sections upon opposite sidesjoftherespec-r tive foyer areas 2U, as best showrnín Figs. 8,119.1 and 12. Revolving chairsl of the, type. indicated. seat area from ducts 31. are particularly suitable .for lower. deckseating;> Additional passenger occupancy sections may equipment since the swivel. base portion ,54.jis.. be provided outside the upper and lower deck well within the seat orbit of Amovement-to,pere; sections I3 and I8 on the normal floor I5 beyond mit closer approach to the-sill member >2I .which the foyer area 20 as shown by the installation 10 in the embodiment shown,_-is formed with a> of seats 43 facing each other in stalls 44 with relatively wide bottom chord member 65v and. removable table 45 between-them for use by the girder stiffening members vIìlì sloping upwardly occupants, the stalls being disposed upon oppo to the relatively narrow upper chord member. 61 site sides of the passageway to vestibules I6. whereby chairs of this type are especially adapted Windows 46 are provided for these sections and 15 for use in structures having sill members project-_ other windows 41 in the walls of the lower deck ing above the floor line where it is desirableto section I3 for the length of said section and in locate the aisles at the side wall positionas shown a horizontal plane below the windows 46. For in Figs. 8 and l0. In constructions favoring; lo the convenience of al1 the occupants, suitable cation of the lower deck aisle. 28 toward thecenf, toilet facilities are provided in compartments 58 20 ter sill position as shown in Figs..9 and 1.1,;theV ' The upper deck seats 4U are disposed transversely on floors I1 and positioned each at individual windows 4I in the vehicle side for the length of the upper deck, suitable grille openings 42 beingv available for Ventilating the entire upper with washstands 48 and hoppers 49, these com seats 15 may be of individual fixed or reversible, partments being disposed upon opposite sides of type arranged in tandem probably two at.each the passageway to adjacent vestibules I6, and of the windows 12, as shown in Figs.. 9 and l1. separated from passenger seating area by service With the aisle 28 positioned adjacent the cen-_ lockers 5I, as shown in Figs. l through 6; in 25 ter sill 2I, the relatively broad base at adjacent compartments 52 overlying these facilities may sides of the sill presented by the upper surface be accommodated the water supply tank I I I and of the outwardly projecting bottom chordmem Ventilating equipment IIO. A porter’s seat 53, ber 65 may be utilized for luggage storage purg foldable if desired, may be set up outside the seat poses as shown in Fig. 11 at 68; similar provision stall 44 on one side of the foyer 29 and a drink 30 may be made at the upper chord 61 the relatively ing fountain 54 against the stall 44 on the oppo ñat upper surface presented being _adapted for site side. A portion of vestibule area I6 may be utilized for the storage of luggage in compart ment 55 for the heavier pieces of baggage belong ing to the passengers, the lighter parcels and . articles of apparel of the occupants being ac commodated by the basket racks 56 supported from posts 29 and extending the length of the lower deck seating space, as best shown in Figs. 5, 6 and rI. 'The vestibule luggage compartment »i 55 and the remaining portion of the vestibule I8 are separated from the toilet compartments 50 by end bulkhead 51 having door 58 between said compartments giving access to passenger space, while door opening in vestibule end wall 59 provides passageway to adjacent cars of the train. Passengers enter and leave the vehicle through vestibule entrance closed by doors 60 opening inwardly against the end bulkhead 51 to permit raising of trap door 8| to uncover steps B2. Beneath the floor of the vestibule luggage compartment 55 may be carried storage batteries in boxes 53 accessible for inspection from out-` side the vehicle as shown in Fig. 1. The invention is susceptible of modiíication » with respect to the arrangement of the windows in upper and lower deck occupancy sections and in the Vehicle sides at the ends of said sections at opposite sides of the Afoyer area 2U on the normal floor I5 as best shown in Figs. 8, 9 and 60 l2. In the modiñed form, the windows 1U of the upper deck section I8 are of a length sufli cient to permit the placement of two seats 1I supporting shelving portions 6-9 projecting out wardly from the sill to accommodate luggagefas shown in this ñgure, guard rails_3I securedto framing posts 29 and/or sill are provided to re tain luggage in position and extend throughout the lower deck seating section to luggage comT partments 39 under stairways I9 affording ad ditional luggage space to which accessmay be had through openings 16 in the side walls -of the compartment. ` ' I ` In the modified nor-mal ñoor section arrangeT ments shown in Figs. 8 through 12,.the car serv icing and passenger accommodation facilities in clude the placement of> toilet rooms 80r in one end of respective vestibules I6 at one side .of door openings 8| in vehicle end walls 59 as best shown in Figs. 8 and 9, the rooms being separatedfrom the remaining areas of respective. vestibules ,b_y partitions 82 sloping outwardly 'from the toilet room space to door opening in end bulkhead 51; these toilets are ñtted with hoppers 83 and wash -basins 84, and formed with supplylockers 85 closed by doors 86 accessible only from the inside,~ and provided further with cabinets 19 above >the washbasins. Adjoining these toiletrooms 80 are the washroom 90 for women at one end of the vehicle containing a plurality of washbasins.!ll and a dressing table -92 as shown in Fig. 8 _posi tioned at aisle partition ‘93. At the opposite end of the vehicle a similar washroom 89 formen is fitted ywith dressing-case shelves 94 atthe aisle partition 93 and with a plurality of washbasins within the observation zone of the several win 9| having soap dispenser ñxture 95 onthe wash dows as shown in Figs. 8 and 9. stand between them; a similar fixture is a ap; plied to the washstand in the women’s room, all as shown in Figs. 8 and 9.v From the women’s The windows 12 in the lower deck section I3 are likewise elongated to permit ample observation to oc cupants of vchairs 13 of the swiveling type placed washroom l90 access to toilet room 80 is l¿had adjacent the center sill 2l and suitably spaced through door opening in partition 81 closed~ by to allow the occupants to move freely in their 70 door 88; the washroom opens to additional toilet seats without unduly encroaching upon the aisle room -96 through doorway -91 in opposite wa_1_l„98 space 28 at the vehicle side and to clear the of the washroom, the second toilet being _closed center sill member and adjacent seat occupants, by door 99. A similar arrangement for _men’oblf thus affording greater spaciousness of accom tains at the opposite end of the vehicle in lwhich modation for occupants of the lower section. 75 an additional toilet room 8 is- provided _._haying 2,405,136 7 from above the trucks to respective ends of the vehicle, pairs of laterally spaced stairways con necting said depressed and normal floor sections, closedl-byiwallf If02-=at-the»foyer-area 20`of contig uous-ñoor‘section- L5; access= to the-i- toilet room beinglia'd through door: opening. 1. in partition a cloœdá bw door.` 53 Both` toilet rooms . 96, and 8. 8 supporting trucks, normal floor sections extending hoppen I Oïan‘dfwashbasin |01, the room being en z a framing center sill member projecting upward ly from said depressed floor section between said stairways and beneath said normal door portions vehicleisidewall to allow room for locker space to the ends of the vehicle and dividing said de |04âk opening' t'oe the aisle 4.1 andv closed. by doors pressed Íloor section into compartments providing |905, Thus- constituted; the respective toilet: andwashroom arrangement are positioned atdiag-l ll, passageways extending longitudinally of the Ve hicle throughout the length of said section, an onailyf opposite comers of' the vehicle as indi elevated door section above and terminating sub catedii'n'ï’igs: Bland 9'; stantially within the plan projection of said de Other' facilities; for: car >servicing are provided pressed floor section and stairways, stairways on» opposite side of‘ aisle A at both ends of the straddling said center sill member intermediate vehicle andi- atv oppositely diagonal corners as each said pairs of stairways connecting said ele-V showni'n-Figs. 8 andA 9. Drinking fountains 3 vated and normal door sections, and framing arœpositionedî adjacent- foyer areasl 26 andv above posts projecting upwardly from the center sill saidl fountains are supply lockers |081 closed by member between said intermediate stairways for doorsll?il. Adjoining said lockers are other lock supporting the elevated floor section. ers.à mit> closed-by.= doors WSI-which may be. adapt 4. A double deck vehicle comprising a body por housing‘ batteries and control equipment tion having a floor section depressed between the orrst'ora'gev of luggage, as desired. trucks, normal floor sections extending from Itlwill benoted that the air conditioning equip above the trucks to respective ends of the vehicle, mentv lil-ll irr-overhead compartment 52 as-shown a framing center sill member projecting upwardly i'nlFi'gl 6 supplies air‘to ducts 31.' at the roof po» d from said depressed floor section and beneath sitìontfoxr Ventilating upper deck occupancy sec said normal floor portions to the ends of the ve tionf» tßlandïnor-mal door sections-of' the vehicle, hicle and dividing said depressed ñoor Section have'feaclba partition 163i extending parallel to andlbranchrducts-ez extending downwardly from int-o compartments providing passageways ex ducts?'lisupply- air to lower ducts-34 for ventilat tending longitudinally of the vehicle throughout ing-the -lower deckÃ occupancy section I3 as will ‘ the length of said section, an elevated floor sec lie-evidentlfrom-structure shown in Figs. 6, '7, 1G, tion above and terminating substantially within the plan projection of the depressed section be tween the normal floor sections, framing posts for supporting said elevated floor section extend ing upwardly from said sill member, and inter mediate and laterally spaced-apart stairways con necting the normal floor sections with said ele vated and depressed floor sections, respectively. 1*-1’ andl‘Zi It’should‘ also be observed that ample standing: height for- occupantsof upper and lower dècleïsectionsisiaiîorded the passengers and in the normalïfioor'sectionslof‘- the vehicle to permit free movement ofï'passengers in- all ofthe accommoda tion‘spacesfofithe vehicle. What-is’claimed‘is: l. Af doub'rlev> deck’ vehicle comprising a body portlorr having’a depressedlfloor section between 5. A double deck vehicle comprising a body por 40 tion having a floor section depressed between the the supporting trucks, normal floor sections ex supporting trucks, normal floor sections extend tending‘fromabo've' the trucks to respective ends ing from above the trucks to respective ends of ol."the-vehicle,- a continuous'- framing center sill the vehicle, a framing center sill member ex upstanding» from said depressed floor section di-v tending beneath said normal floor sections to the viding’v seid'f section» into» seating compartments -L L. ends oi the vehicle and projecting upwardly from providingA passageways'- longitudinally of- the ve said depressed door section and dividing said de hi'c‘l`e;~`a‘~pii1rality of'laterally spaced stairwaysv at pressed floor section into compartments provid the‘ends'of‘ saidlpassagewaysconnecting said de ing passageways extending longitudinally of the pressedï andi normal,- floor- sections, an elevated' vehicle throughout the length of said section, floor-'section above and terminating within the . framing post members projecting upwardly-from plan..:projection1of said depressed floor section and said: stairways; and other stairways> intermediate the center sill between said normal iioor sections, an elevated floor section above and substantially within the plan projection of the depressed sec said first-mentioned: stairways connecting said elevatedandA normal floor. sections. tion supported upon said framing posts, laterally d'ouble deck: vehiclev comprising a body 7;' spaced-apart and relatively intermediate stair portiomhavingI adepressed floor section between the supporting: trucks, normal fioor sections ex tending-from above; the trucks to respective ends ofi: the` vehicle, a continuous framing center sill upstandìng'fr'om saiddepressed floor section di vidingfsai'dnsection into compartments providing passageways` extending longitudinally of theve hicleithroughoutA the length- of said section,` pairs offlatera‘lly-spaced stairways- at the ends of said ways connecting saiddepressed and elevated iloor. portions with the normal noor sections, respec tively, and seats facing the vehicle windows of the lower deck section arranged longitudinally of (il) said compartments and passageways and upon opposite sides of said sill. 6. A double deck vehicle comprising a. body por tion having a depressed floor section between the supporting trucks, normal iloor sections extend passageways -» connecting said compartments and 65 ing from above the trucks to respective ends of normali floor- sections; an elevated floor section above’ and’» terminating substantially within the plan projection of said depressed floor section the vehicle, a framing center sill member extend ing beneath said normal door sections and pro jectingr upwardly from said depressed door sec tion and dividing said depressed hoor section into and1stairwa-ysand having a depressed aisle por 0 compartments providing passageways extending tiorn-- extending from end to end thereof, and stair longitudinally of the vehicle throughout the between each pair of said ~first-mentioned length of said section, pairs of stairways laterally stair-ways connecting said aisle and'normal flo-er spaced apart connecting said depressed and nor sections. mal floor sections, an elevated floor section above 32 A-d'oubl'eld'eck vehiclecomprising a body por tlonhavin‘g»A a- depressed floor section between the 75 and terminating substantially within the plan 2,405,136 10 projection of said depressed floor section and vhaving a depressed aisle'portion and seats normal to the vehicle wall disposed upon opposite sides of said aisle between the ends of said section, other seats in the lower deck section arranged longitudinally of the compartments and passage ways upon opposite sides of the center sill mem ber, and stairways intermediate each said pairs of said first-mentioned stairways connecting said normal iioor sections and respectively adjacent ends of the depressed aisle of the elevated floor section. connecting said depressed and normal floor sec tions, a framing center sill member projecting upwardly from and extending longitudinally of said depressed floor section between each said pairs of stairways and beneath said normal floor portions to th'e ends of the vehicle and providing compartments upon opposite sides of said sill in the depressed floor section having passageways connecting the stairways of each pair, an ele vated floor section overlying said sill member and terminating substantially within the plan projection of said depressed floor compartments, stairways and connecting passageways, other '7. In a vehicle of the double deck type having stairways straddling said center sill member be a body portion with a depressed section between th'e supporting trucks, normal iioor sections ex 15 tween the stairways of each said pairs of stair ways connecting said elevated and normal floor tending from above the trucks to connect with sections, and framing members between said vestibules at respective ends of the vehicle, a con stairways for supporting the eleva-ted floor sec tinuous center sill member extending beneath tion. said normal floor sections and projecting up 10. A double deck vehicle comprising a body wardly from said depressed iioor section and di 20 portion having a depressed iioor section between viding said section into compartments providing the supporting trucks, normal iioor sections ex passageways extending longitudinally of the ve tending from above the trucks to respective ends hicle throughout the length of said section, pairs of the vehicle, a continuous center sill member of stairways laterally spaced apart connecting said passageways and normal floor sections, an 25 extending beneath said normal floor sections and projecting upwardly from said depressed iioor elevated floor section above and terminating section and providing compartments upon op within the plan projection of said depressed ñoor posite sides of said sill having passageways ex section and said stairways, other stairways in tending throughout the length of said section, termediate each said pairs of said first-mentioned laterally spaced-apart stairways connecting said stairways connecting said normal iloor sections and respectively adjacent ends of the elevated passageways with respectively adjacent normal floor section, toilet facilities at one end of the re spective vestibule spaces opposite the vestibule ing substantially within the plan projection of doors and disposed at diagonally opposite sides of the vehicle, toilet and wash-rooms communi eating with ysaid ñrst-named toilet, servicing floor sections, an elevated iloor section terminat said depressed floor section and having a de pressed aisle portion terminating in stairways disposed between said ñrst-mentioned stairways with supporting wall members extending upward locker facilities at the vehicle wall opposite said ly for the length of said aisle to form one side of last-named toilet and washrooms, and foyer Ventilating duct sections flanking the aisle, and space intermediate said depressed floor section roof duct portions having operative connection and respectively adjacent facilities, said stairways with said last-named duct sections extending be connecting respectively adjacent foyers with the yond the ends of said elevated floor portion for passageways and elevated floor section. Ventilating the normal floor sections of the ve 8. A double deck vehicle comprising a body hicle. portion having a floor section depressed between l1. A double deck vehicle comprising a body the supporting trucks, normal floor portions eX 45 portion having a depressed floor section between tending from above the trucks to connect with' the supporting trucks, normal iioor sections ex vestibules at respective ends of the vehicle, a con tending from above the trucks to respective ends tinuous center sill member extending beneath of the vehicle, a continuous center sill member said normal iioor portions and projecting up wardly from said depressed iloor section and di 50 extending beneath said normal floor sections and viding said section into compartments providing passageways extending longitudinally of the ve hicle throughout the length of said section, an elevated floor section above and terminating within the plan projection of said depressed floor projecting upwardly from said depressed ñoor section and providing compartments upon oppo site sides of said sill having passageways extend ing throughout the length of said section, stair ways laterally spaced apart in pairs connecting the respective normal floor sections with said pas section, a luggage compartment at one end of the sageways, an elevated floor section terminating respective vestibule spaces opposite the vestibule substantially within the plan projection of said doors and disposed at diagonally opposite sides of depressed ñoor section and having a depressed the vehicle, toilet facilities adjacent said vesti bules and upon opposite sides of the vehicle, serv lil) aisle portion terminating in stairways disposed between said Erst-mentioned stairways with sup icing compartments adjoining said toilets, pas senger occupancy seat stalls adjoining said serv icing compartments, foyer spaces intermediate porting wall members extending upwardly for the length of said aisle to form one side of air duct sections iianking the aisle and provided with grilles open beneath the elevated floor section for pairs of laterally spaced stairways connecting re Ventilating the lower deck portion of the vehi spectively adjacent foyers with said passageways, cle, and roof duct portions extending beyond the and other stairways intermediate each said pairs ends of said elevated floor section for Ventilating of said first-mentioned stairways connecting said said elevated and normal floor sections. foyers and respectively adjacent ends of said ele 12. A double deck vehicle comprising a bodyv 70 vated iioor section. portion having a depressed floor section between 9. A double deck vehicle comprising a body the supporting trucks, normal iioor sections ex portion having a depressed iioor section between tending from above the trucks to respective ends the supporting trucks, normal iioor sections ex of the vehicle, a continuous center sill member tending from above the trucks to respective ends of the vehicle, pairs of laterally spaced stairways 75 extending beneath said normal iioor sections and said occupancy stalls and depressed Hoor section, 2,405,136 11 projecting upwardly from said depressed floor section and providing compartments upon oppo site sides of said sill having passageways extend ing throughout the length of said section, stair ways laterally spaced apart in pairs connecting each said normal floor sections with said llas sageways, an elevated licor section overlying `and terminating Within the plan projection of said depressed floor section and stairways, other stair 12 stairways for supporting the elevated lioor sec tion, and luggage racks secured to said post members. 14. A double deck vehicle comprising a body portion having a depressed iloor section between the supporting trucks, normal iioor sections ex tending from above the trucks to respective ends of the vehicle, stairways laterally> spaced apart in pairs connecting said depressed and each said ways between each pair of said first-mentioned 10 normal ñoor sections, a center sill member pro stairways connecting said normal and elevated jecting upwardly from and extending longitudi floor sections, and storage compartment space be neath said last-mentioned stairways accessible from said passageways. 13. A double. deck vehicle comprising a body portion having a depressed iloor section between the supporting trucks, normal floor sections ex tending from above the trucks to respective ends nally of said depressed floor section between said stairways and beneath said normal floor portions to the ends of the vehicle and providing compart ments upon opposite sides of said sill having pas sageways connecting respective stairways of each pair, an elevated floor section overlying said sill member and terminating substantially within the plan projection of said- depressed ñoor section connecting said depressed and normal floor sec 20 stairways, other stairways straddling said center of the vehicle, stairways laterally spaced in pairs tions, a continuous center sill member projecting upwardly from said depressed floor section and providing compartments upon opposite sides of sill member between the stairways of each pair aforesaid connecting said elevated and normal iloor sections, framing post members projecting said sill having passageways connecting respec upwardly from the center sill intermediate said tive stairways, an elevated floor section overlying 25 last-mentioned stairways for supporting the ele said sill member and terminating substantially vated iloor section, luggage accommodation means Within the plan projection of said depressed floor at the upper chord and base portions of said sill, section and stairways, other stairways straddling and luggage retaining rails extending longitudi said center sill member between the stairways of nally of said depressed floor section compart each said last-mentioned pairs of stairways con 30 ments and secured to said post and sill members necting said elevated and normal floor sections, and accessible from said passageways. framing post members projecting upwardly from the center sill intermediate said last-mentioned FRANCIS J. DITTRICH. Certificate of Correction Patent No. 2,405,136. - August 6, 1946. FRANCIS J . DITTRICH It is hereby certified that errors appear in the printed speciñcation of the above numbered patent requiring correction as follows: Column 1, line 19, strike out “for” after “passenger” and insert instead 15min ; column 6, line 65, after “is” strike out “a” ; and that the said Letters Patent should be read with these corrections therein that the same may conform to the record of the ease in the Patent Office. Signed and sealed this 22nd day of October, A. D. 1946. [M] LESLIE FRAZER, First Assistant Commissioner of Patents.