sept'- _24, A11946. - F, B, MGCLURE 2,408,264v ` DRIVING AXLE FOR MOTOR VEHICLES Filed Deó. 1o, '194s s sheets-sheet 1 l /i INVENTOR Sept. 24, 1946. F. s. MccLURE ‘ y 2,408,264 DRIVING AXLE FOR MOTOR >VEHIQÍHLIE'S Filed Deo. 10, 1943 ' È Sheets-Sheet 2 >FÚIGURE 2 FIGURE ¿_ Sepä. 24, i946. y F. B. MCCLURE' 252408,26@ DRIVING AXLE FOR MOTOR VEHICLES Filed Deo. l0, 1945 , ' ‘.5 Sheets-@wet 3 FIGURE 4 40 40 f 5 I5 f 37 www 5 lNVfENToR Patented sept. 24, 1946 Y 2,408,264 UNITED ’STATES PATENT OFFICE ` ' Freafn; Meclure, Mjoímdsville, wiva., assigner of one-fourth to W. L. Stroup‘, Mnundsville, WfJVa'; . ApplicationA December 10, 19,43'„,Serial§,No. '51'.“‘»,16.92\` ' ' suclaims. , . (o1. Iso-fm ,Y l" The invention relates r`tov-improvements in axles which transmitmotive power toV the -driving. wheels of motor vehicles; and the objects of the improvement are, ñrst, to reduce Vthe manufac turing costs of motor vehicles, particularly pas senger- automobiles; second„V to-reduce the oper l" block Z-B, so. located. that. the, rod 5 `engages 1ooselyina` groove- cutaroundthefshaft of gear 4. Each> end of rod 5 .is bentto the face of the block after passing through and is thus held in place and in»> turn holds gear 4 in place during assem bly, butbeing- engaged loosely in the groove of ì the-shaft `of -4, allows ¿gear 4> toA rotate freely. , Hub~3 hasan axial bore andsis disposed loosely Y A ating costs of motor vehiclesby theelimination of-several powertransmission mechanisms that are - subjected to constantv ywear and require j. con Y onshaft The principal function of part 3 is stant lubrication in `the operation of. present. con 10. to-keep part 2 Y concentrically `spaced `about partv I . ventional »_automobiles; third„k zto greducej main tenance costs bytheeliminationî .of those mecha nisms mentioned> above; `fourth, to attain almost Parte, 6 isaseamlessqtube oflarger diameter than` shaft I and surrounds sama. asv au housing. ' Each partft extends vfrom a point near they mid diev of‘shatt I to a` point-»near the end ofy shaft completeV silence in they operation ofmotor ve hiclesg.V so far asfconcernsrthe transmission of 15 , I i power; ` fifth, to` attain smoother operation of (seelï’igure: l). y 1 Beveled-»gear l, 'I (seefFi'gure 3) is mounted motor¿„vehic1es bythe elimination yof» shock-con Y on,` one- ‘end « of vlì.. with ar tight lflt ’and isL perma ~ ` nently secured to.Vv tubes z6«by meansof rivets. ducting mechanisms in power transmission. Y One form of the invention is ¿illustrated in the» accompanying drawings, in which FigureA 1 yisa ¢ VBearing sleeve; 8, 8 V(seelî’igure 3) is inserted in tube-I5.V with a tight ñt-andV-,is secured by the Verticalisection of the‘entire axle which is sym Y metricalabout the vertical center line; Figure 2 same rivets-that secure gear T. f , A lubrication seal ring 9, 9 (see Figure 3) is placed' inside of sleevevßf- andV about shaft. I, and is stopped by Ithe, rivet heads inside .of sleeve 8. is a vertical section of one end of Figure 1, _made to a, larger scale than Figure 1» ,toV more; clearly illustrate the parts :Figure 3 is a vertical section, Roller bearing HJ, I»0~(see Figure Y3) is> placed partly diagrammatic, of the :central partofV Fig. inside vof sleeve. 8- and-»about-shaft I , and is stopped ure- 1, made to a larger scale than` Figure 1 -to by the seal ringf9. f more clearly illustrate thefparts; Fig-urer‘l isa Y ' Bearing retainer I~I.-,4 LL (seevFi'gure.A 3) is. an plan'view of the axle, assembled vinavehicle- Chas?. ~. sis having portions o'f?itsI frameomittedz «to show open ring of» spring wirefwhich. issprung into agsmall-groove» cut raround, they inside of~ sleeve the entire topA of the axle». ì Figure 5 is a vertical ` 8` near its outer or exposed end,> to retain the view; on the line 5_5 of ‘Figure~4, having portions of thcradius rods cut away to expose thesfront ‘bearing IlI.-v within the sleeve 8. shackleof the vehicle spring.` , . ' ' « Coverlplate. I2,l I2- »(seaFigure 3)Y is a circular plate having a central opening. The outer edge is turned.Vv to provide stiffness> and is bolted. to ` The shaft Iv is the core of the axle- andsup ports the other parts in position and provides thefsi-de ofl part 2: with. a gasket between I2'V and adjustment for some- of the parts; the principal 2fto2prevent. oil leakage. AboutI thecentral open function of shaft I- is to maintain-'alignment of ing of I2 is a channel formed in theplatevto hold the other parts illustrated in Figure-1. a, ringl of:V oil- seal material I¿3, I3y l(see. Figure 3). The grooved sheave 2 has, in this instance.. ten 40 Theïwa'll of |12 is offsetto bring „the central open grooves around the outside for the». receptionof ing intoy such> position.v thatfthe yoil seal I3l will V> shaped belts, and a detachable hu-b 3; loosely bel held; againsty afshoulder on` the backA offgear disposed on shaft I , having A3 arms’o-r spokes, 1,- witlaaf» constant tensionsuñicient to effectively preventv oil»y leakage. f f which are removably attached tov lugs~_2»--A on the inner side.; of part, 2. On t-lrieinnerr side vof 45 All »of> theY foregoing partsY described.- form a. compact assembly abou-tfthe vertical. center line_ 2 are also-three block-like bases 2-B, evenly spaced betweenathe spokeV attachment -lugs-Z-A, eachhaving a radially ‘disposed well in its center for-the. receptionof the stud shaftofr gear 4.< `The gears l! are radially disposed in part-„2.r and-seat againstY the bases »formedÍ bythe- blocksî 2-`-B-<on the'inner/side‘ of~`2', with the stud shaft;` of each gearv 4' fitting into> thewellgin the center. of »leach in' Figurev` 1. l Bower is delivered to the grooved periphery of part 2, in this instance, by’a group ofl matched belts, causing the rotation of- 2` which .50 carries with.y it` >they spider ,gears 4,j 4, 4 which are meshed with gears 1„ 1 (see Figure 3,), thereby cau-sing gears 1-1 to rotate simultaneously with part 2'; and the gears 1', 'I4 being aflixedfto the blockV E-B, and‘each'gear 4v isVl held- inf yplace by aismallrod 5- passing through,fafcrossfholeïin-.the , i tubesfìvíiocause the-tubes@ Gßtorotate simul'- _ taneously with part, 2. '_I'herebyv motive. forcev or 2,408,264 power is transmitted from the driving belts to the tubes 6, 5 which in turn deliver it to the vehicle wheels as described later. 4 contacts the end of bearing I4, and is held in position simply by pressure against the inside of tube 6. _ Like the differential or compensating mecha nism first described, the bearing I4 and the oil sheave and its contained differential gears, and seal IB will require very little servicing. the driving tubes which transmit forces to and A sleeved hub 20 (see Figure 2) provides the from the differential, are disposed loosely, o-r ro hub for the vehicle Wheel and transmits the power tatably, on shaft I which maintains the align from tube 6 tothe vehicle wheel. A flange at ment of the axle structure. Part 3, being loosely its _outer end has two offsets or shoulders and disposed on shaft I, keeps the driving sheave 2 in the sleeve has two small offsets or shoulders on perpendicular alignment with shaft I, and con- " the outside surface. It has a straight bore of centrically spaced about same, and, being detach such diameter that a tight fit is obtained when able from part 2, at 2-A, permits the placement, ` `it is mounted on the tube 6, and both ends of or removal, of the radially disposed differential _ hub 20 are castellated in 45 degree segments for gears which are rotatably secured in part 2‘at coupling engagement. _ 2-B. The differential bevel gears ’í are fixed on Coupling 2I (see Figure 2) is a castellated ring the inner ends of tubes 6, and engage the radially or collar fitted tightly about tube 6 an-d perma disposed differential gears, in opposition. There- A nently "welded in place. It has castellations fore, forces are transmitted to and from the dif-` matching those at the inner end of hub 2U. The ferential only by means of tubes 6. When forces body or collar par-t of the ring has an outside applied to the periphery of sheave 2 cause non diameter'slightly greater than the outside diam differential rotation of the axle, all the parts I The foregoing parts, consisting of the driving to I3 inclusive, move simultaneously, or rotate as one unit about the diametrical center o-f shaft I. Therefore, during such operation of the axle, there is no individual rotation of the gears 4, 4, 4; no movement of the shoulder of gears 1, 'I against the oil seal I3, I3; no movement between the shaft I and the oil seals ‘9; 9; and, the roller bearings Ii), I3 are inactive as anti-friction bearings. . During differential operation of the axle there eter of the castellations, resulting in a small ex terior shoulder at the base of the castellations,. Coupling 22 (see Figure 2>ïis a removable cou pling. It is a Vcircular piece having horizontal and vertical castellations, The horizontal cas tellations match those at the outer end 0f hub 2B, and their inside diameter is such that the piece is easily placed about the outside of tube'IS. The vertical castellations are internal, and occupy segments alternate to those occupied by the hori zontal castellations, projecting inward for a dis and oil seals I3,_and between one, or both, of tance equal Yto the thickness of the wall of tube 6. tubes 6 and shaft I, and the bearings I0 will then serve as anti-friction bearings.v Hub 3 will, if 35 Theselugs or vertical castellations engage in cut out segments at the end of tube 6, which is cas required, rotate on shaft I, and, being movable tellated in’proper alignment with the fixed or per along shaft I, will automatically equalize the manent coupling 2 I. The end of tube I5 is thread clearance between the differential gears 4 and "I, ed over the castellations, To lubricate the gears and bearings described Nut 23 (see Figure 2) which is simply an inter above, a quan'tity of lubricant is placed inside the' 40 nally threaded ring or collar, is threaded on the cover plates I2, I2 through a plug i-n one of the outer end of tube 6 and serves to secure hub plates, illustrated as part IB-A (see _Figure 1). will be rotation between one, lor both, of gears 'I As a result of the very limited action of the en 2li, engaged by couplings 2I and 22, thereon. 'I_‘he vehicle wheels 42, illustrated Yby broken closed gears and bearings, with effective seals pre venting leakage, the initial charge of lubricant -45 lines in Figure 1 and also illustrated in Figures 4 and 5; the chassis frame _40, the springs 39, can be expected ‘to last indefinitely, as well as and the braking mechanism 4 I, where illustrated; the oil seal material which is likewise subjected and, the intermediate shaft 3'I and driving belts 38 illustrated in Figure 4, are not a part of this The entire axle being symmetrical about the vertical center line in Figure 1, one end only will 50 specification, but are shown in the drawings and described herein for illustrative purposes only. be used in describing the following: The outer One method for attaching a wheel to hub» 2i! ‘end of tube 6 (see Figure 2) is _centered about (see Figure l) is for a flange of the Wheel 42 to Ashaft I by a roller bearing I4, which is subjected to very little wearing action. seat upon and about the smaller or outermost to a lateral thrust when forces are applied to the differential gears, and is inactive as an anti 55 shoulder of hub 20 and be securely bolted to the thick part of the flange of hub 20. The hub friction bearing except at such times as differ shoulder upon which the wheel is seated has a ential action occurs, for the same reasons ascribed diameter slightly greater than the outside diam to bearing Iû. eter of coupling 22 and nut 23, so that the wheel A castellated nut I5 is threaded on the end of shaft I, and, thrusting against washer I6 which 60 may be quickly placed or removed without dis turbing any other parts. is placed against the outer end of `bearing I4, The journal box 24, 24 (see Figure 1) has sev forces the inner end of bearing I4 against the eral functions; it supports a portion of the ve thrust collar I‘I, which has a tight ñt inside of hicle load or weight through the attachment of tube 6 and is secured by rivets through the wall of 6, the rivets having flat countersunk heads on 65 the vehicle springs; it is the part from which motive force is transmitted by radius rods to the outside. This assembly provides for Vand the vehicle frame; and, it supports the brake maintains the adjustment of the differential housing plate or flange to which is attached the braking'mechanism. It is assembled about hub An oil seal ring I8 (see Figure 2) is placed 1 _ insidethe thrust collar I'I and about the shaft I 70 20 as follows; Hub 20 is passed through roller bearing 25 (see and is `kept in place between the rivet heads and gears. _ _ ` bearing I4. Lubrication is provided for bearing I4 and sealed at its outer end by the cup-shaped part I9, which is p-ressed into the end of tube Ii until its 75 Figure 2) which _is contained in journal box 24, before hub 20 is assembled on tube G. One end of the inner race of bearing 25 stops against a shoulder 'on hub 20, While the other end passes 2,498,254 6 over the castellations.- o_f coupling 2l `as-„they en. radiu'sirodsarein two identical pairs, Vone pair only, _or those leading from onejourna-l box, will .bedescribedifin‘the following: The .radius rods .3.2, 3,2 (see Figureô),y ,are .each gage with hub. 20. and stops againsttheshoulder or solid ring part, of ,coupling;„2l.. Therefore, when nut 23 is tightened, bearing .25v is held se curely between the shoulder on hub.20. vand th shoulder on coupling 2|. composedof ahollow shaft .or'tube which has. at oneenda vsolid piece welded permanently in the end @of the; tube, andat theopposite endga similar niece'islthreaded into the rtube and secured4 in . Near the outerfor wheel side.of.journal.b.ox,24 is an interior flange which. stops against‘the bear ing 25 (see Figure 2)., with the bore of the klla-nge position by a lock-nut, so thev length of part 32 _ just clearing the surface lof yhub 20 rat that. point. 10 is adjustable. The solid pieces are each drilled The opposite side ofy 24, from which bearing 25 andlñtted. with a brass bushing.. A .pressure enters the box, is threaded inside of the bore to greaserñtting is provided at. each endzsothat. the allow Ythe Yexternally threaded retaining ring 26, inner surface of each bushing can be lubricated. manipulated by Ameans of spanner pockets in its Two spindles 30, 3û‘(see Figure 2) are attached . face, .to be screwed against the end of .the outer 15 to the vinside faceoijournal box 24, being super.. raceof bearing 25, thus firmly securing the jour imposed on vthe cover plate'28, Onel spindle .30 nal box 24 in position about hub 20,.-which-fro- ' is-aboveand one belowthe axle, with the .longi tates freelywithin the journal box. Retaining ring 26 (see Figure 2) maybe locked j in position by means-of a set screw (not illus-Y trated) throughV the top-of» the journal box, `or at any convenient position. Part 21» is a circular plate -bored in its center to rlt closely to but free of liubïZll (see Figure 2) and is> bolted to the outerface- of- 24.Y It retains a ring of suitable »grease sealing material which is inserted in the vjournal` box 24 against its in terior l?lange. r'I‘his sealing ring retained behind the plate 21 is-sub-jected to >wear by the rotation of hub 2€), but can be easily renewed when neces sary. Y . Part 28 is a cover' plate and grease seal case, attached to the inner face ofrjournal box 24 (see Figure 2) ;V its outside is square> in shape and it has' a central bore that ñts closely to “but free of the surface of tube lì.y Thisl part is composed cf'two- plates so shaped that when'they are’placed tudinal center Aline of each spindle .exactly per pendicular to, above and below, the longitudinal center lineof shaft l (see Figure 5). Alilachspin dle projects from a bracket type basewhich ñts neatly around the corners of journal box 24 at its front yandbaclr (see Figure‘l). Each lspindle Y base is bolted securely to journal box 24' at points near ~its front .and back where there is ample pur chase »for the .bolts in solídparts of 24' (see Fig ure` 5). As the baseslof'these spindles have aíirm grip onv the front and back faces of the journal box, the bolts securing the bases Yto the journal 30 box are not subjected to the full load of the forces ' transmitted to the radius rods. The adjustableends of` radius rods 32, 32A are ñtted over the yspindles 32, 3i!l (see Figure 2) and areheld in’place by the nuts 3|., 3| (each with an accompanying washer) threaded on the ends of the spindles and each secured by the custom ary cotter pin. The opposite ends of rods 32, 32 ~ face to face, a channel is formed around'the cen are fitted over spindles similar to 3i), 3U, which-are tral bore, which holds a ring'of 'greasel sealing attached to a base that is secured to the frame, material around the surface of tube 6. The ob 40 which base also supports vthe bearing for shaft ject in'making' part 23 in two separable pieces' is 3?, not a part of this specification (see Figures so that the grease sealing ringY can be quickly 4 and 5). These spindles for the front ends of renewed if necessary without removing the part rods 32, 32 are located in exactly the same rela from the axle, simply by separating the two tive positions, respectively, kto the shaftfS’I, as the 45 spindles 38, Sil are> located in relation to shaft l, pieceso-f part 28, The lubrication required by bearing 25 will be thereby effectingy a pantographic connection be- ' equivalent to that required by a wheel or, axle tween journal box 24 and the Vehicle frame -(see bearing in the conventional typeof axle in gen Figure 5), The motive force is thereby> trans eral use’heretofore, and can be -m'ade by means mitted from the journal box to the vehicleframe, of a pressure iitting convenientlylocated in the :50 and the journal box 24 is held in a vertioal'posi journal box, and not illustrated> in> the drawings. tionV during spring action. The entire axle as The design of the outside of the journal box sembly, during springv action, travels at a con2e may be altered to. suit the method-used to stant radial distance fromr shaft 3l, and theA ten attach the vehicle springs, but inany case, the sien `of the driving Abelts 38 remains constant. springs, of vwhatever type used, will be attached The adjustable radius rods allow the tension of in some manner to journal> box 24’. In this in- ' the driving belts to be adjusted, The upper ra stance a leaf type spring is illustrated (see Fig dius .rod is illustrated, in this instance, as having ures î., 4. and 5) and is suspended under the a Vertical curveor bend -(see Figure 5) in order journal box, firmly secured to its bottoni by the to avoid contact with the floor of the'vehicle body inverted U bolts 29 .passing over 24, strad'dlewise during extreme spring action. Such a curve or of theaxl’e, with their ends passing; through holes bend- in either or both o-f the radius rods vwill not affect their pantographic action. in a bed plate underneath the spring, and nuts placed on the ends of the U bolts V(see Figure 5). 'Inasmuchasí all upward or downward move The top of the spring is seated in a channel in ment oi the axle travels the-path of an arc, it the bottom of 2i (see Figuresl and 2)’. which follows that the vehicle spring 39» must have has in its center the customary'po'cketto receive freedom of movement'in-forw-ard »and backward the head of the spring center bolt. The Yupper directions.` VTherefore each end ?of the spring part of each U bolt is Aheldin position byresting is Vattached to theV vehicle frame with a shackle in a small'saddle which is'cut in the top edges of type connection (see vFigure 5)". The spring does .journal box 214 at the points'fwhere the UV bolts not transmit any motive force, and is not re turn. " quired to resist any >turning or rolling action of `Motive force is transmitted from the axle >as sembly to the vehicleframe bythe radiusrods 32 which are four in number, two leading from each 'journal box (see Figures l, 4, and 5). As the axlev assembly. The life of the spring is thereby lengthened and its springing action im proved.4 ¿ Part 33 ésee Figures l and 5) 'is a circular 2,408,264 7 plate with an offset around its perimeter, and having a central hole to nt closely about but free of hub 2G at the position illustrated in Figure 1, which position is close to but not touching the shoulder or offset of hub 20. Plate 33 is the base to which is attached the brake shoes 4I and their operating mechanism, not a part of this speci ñcation. Each plate 33 is held in position by brackets 3d and 35 (see Figure 1) which are se 8 the outer side of each journal box and beine` rigidly attached thereto by means of angular brackets, said axial shaft serving as a base for the whole axle structure and to maintain the alignment thereof, said grooved sheave serving to receive multiple V belts and to be rotated there by, said radially disposed differential gears serv ing to transmit forces between said grooved sheave and the bevel gears of the differential, and to pro-vide for differential rotation of the tubes, said cover plates serving to enclose the differential mechanism and to retain the lu curely bolted to plate 33 and journal box 24. Brackets 34 and~3î5 are Vso-designed and attached that they will hold the plate 33 rigidly in posi bricant thereof, said sheave being detachable tion at all times. from its hub to permit the placement, or re Brake drum 36 (see either end of Figure 1) is moval, of the radially disposed differential gears, 15 designed to ñt closely about the offset of plate said tubes serving to transmit forces between the 33. ^ The flange of drum 3B fits neatly about the differential bevel gears and the said sleeved hubs large diameter shoulder on the flange of hub 20 upon which vehicle wheels are mounted, said and is bolted to thatl flange. With the wheel 42 journal boxes providing for connections between removed, brake drum 3S can be easily removed for inspection or servicing of the brake shoes 4I, 20 the axle and the vehicle frame, said radius rods serving to transmit forces between the axle and or their operating mechanism, Without disturbing the vehicle frame, said vehicle springs serving any other parts of the axle assembly. to supp-ort and spring the imposed load, and From the above description and the accom said vertically disposed circular plates, rigidly panying illustrations, it may be clearly under stood that when the vehicle wheels are turning 25 attached to thejournal boxes, serving as fixed bases for the brake mechanism. at the same speed, the entire axle assembly ro 2,. In a driving axle assembly, a differential tates as one unit, with the exception of the two mechanism consisting of a hub having an axial journal boxes and the parts that are directly bore, loosely mounted on an axial shaft, said hub attached to them. For the purpose of a symmetrical design, the 30 having arms, or spokes, extending radially there from, an annular rim having multiple grooves driving sheaves 2, with its self-contained com around its periphery, inwardly extending lugs, at pensating mechanism, is placed, in this instance, its medial line, which are removably attached to midway of the axle assembly (see Figure 1). the arms, or spokes, of said hub, inwardly extend _However if conditions peculiar to any certain vehicle require it to be located elsewhere, it may 35 ing block-like bases, at its medial line, each hav ing a radially disposed well in its center, radially be placed anywhere between the two journal disposed differential gears rotatably retained in, boxes without affecting its operation. and seated> against, each said base, bevel gears 'I‘he driving sheave 2 may also be designed for of the differential, ñxed on tubes rotatably dis any practical number of belts, in accordance with posed on said axial shaft and extending outwardly 40 the power to be transmitted, without affecting from each side of the differential, engaging the the design or operation of the compensating radially disposed differential gears in opposition, mechanism. circular cover plates, having lubricant sealing VFor lighter weight vehicles the compensating material retained about central openings there mechanism might be designed with only two ì spider gears, placed diametrically opposite, in 45 in, vertically disposed and attached to the sides which case the hub 3 could have either 2 spokes or 4 spokes attaching it to part 2, and the op erating principle of the mechanism would remain unchanged. I claim: 1. In an automobile, a driving axle assembly consisting of an axial shaft upon which is, loosely mounted, a grooved sheave containing differen tial gears radially disposed therein and having cover plates, containing lubricant seals at their of said rim with said lubricant sealing material being held in rotatable contact with the backs of said bevel gears of the differential, said hub and its radial arms, or spokes, serving to maintain 50 said grooved rim in perpendicular alignment with the said axial shaft and concentrically spaced about same, and, being detachable from said rim, providing for the placement, or removal, of said radially disposed gears of the differential, said grooved rim serving to transmit forces applied to it by multiple belts, to the bevel gears of the dif ferential, by means of its radially disposed dif central` openings, attached to its sides, said sheave being detachable from its hub, tubes secured to ferential gears, and said cover plates serving to and extending outwardly from each side of said enclose the differential mechanism and to seal sheave and rotatably'disposed on said axial shaft and ooncentrically spaced about same by means 60 in the lubricant thereof. 3. In a driving axle assembly, an axial shaft of anti-friction bearings, said tubes having dif having a diñîerential mechanism disposed loosely ferential bevel gears fixed on their inner ends, thereon, having axial tubes rotatably disposed engaging, in opposition, the radially disposed dif thereon in opposition, extending outwardly from ferential gears, and sleeved hubs non-rotatably each side of said differential and being concen 65 secured to said tubes on their outer ends, jour trically spaced about said shaft by means'of anti nal boxes, containing anti-friction bearings, jour friction bearings and being rotatably secured on naled on the sleeves of said sleeved hubs, a pair said shaft by means of nuts threaded on each end of radius rods, disposed one above the other, piv of same, said axial tubes having bevel gears of otally attached, in vertical alignment with the axial shaft‘eenter line, to each journal box and 170 the differential ñxed on their inner ends and sleeved hubs nonrotatably secured on their outer extending forwardly to similar pivotal attach ends, to which hubs vehicle wheels may be at ment to the vehicle frame, vehicle springs seated tached, and said axial tubes being journaled against and secured to each journal box, and cir through iloating journal boxes, said axial shaft cular plates, having central openings for the free providing a base for the parts assembled thereon passage of said hub sleeves, vertically disposed at l0 9 naled on said sleeves, and means for retaining same, each said journal box having a pair of radius rods, disposed one above the other, piv and maintaining the axial alignment of said parts. _ ~ 4. In a driving axle assembly, axial tubes, dis posed in opposition, on an axial shaft, rotatably secured thereon and concentrically spaced about same by means of anti-friction bearings, said tubes extending outwardly from each sideV of a differential mechanism loosely disposed on said axial shaft, said tubes having differential bevel otally attached and extending forwardly to similar pivotal attachment to the vehicle frame, a vehicle spring seated against and secured to each journal box, and, a circular plate having a centrall opening for the free passage of a hub sleeve aforesaid and vertically disposed be gears ñxed on their inner ends and sleeved hubs 10 tween the outer side of said journal box and the outer end of said sleeved hub, said plate being non-rotatably secured on their outer ends, the rigidly attached to each journal box by means sleeves of said hubs being journaled through of angular brackets, said floating journal boxes ` floating journal boxes, said tubes serving to trans providing for connections between the axle and mit forces between the differential and the sleeved hubs, and being maintained in alignment 15 the vehicle frame, said radius rods serving to transmit forces between the axle and the ve by the said axial shaft. hicle frame and to prevent rotation of the said Y 5. In a driving axle assembly, ñoating journal journal boxes, said vehicle springs serving to sup boxes disposed near each end of said axle as port and spring the imposed-load, and said ver sembly, driving tubes of said axle assembly, sleeves provided with hubs secured on said driv ing tubes, said journal boxes containing anti friction bearings whereby the boxes are jour 20 tically disposed circular plates providing fixed bases for the brake mechanism. f FRED B. MCCLURE.