Патент USA US2406344код для вставки
Aug. 27, 1946. v G. BERGFORS ' _ 2,406,344` EXERCISING MACHINE ' » ' Filed April 24, 1942 ‘lq-El' ~ \ ` I. I ‘ :s sheets-_smet , s 30 v , _30 c" l I ........ ,A _Q4 ' Ã ' A ’ ‘ - l - l ß > lNvEN-roR@ BY ' 4 ATTORNEYS ì 2,406,344 Patented Aug. 27, 1946 vUNITED STATES PATENT OFFICE ` EXERCISING MACHINE Gordon Bergfors, Yonkers, N. Y., assignor to Exercycle Corporation, New York, N. Y.„a cor poration of New York Application April 24, 1942, Serial No. 440,294 , 15 Claims. (c1. 12s-33) l . ' . 2 , apertures in the casing. Í For mounting the casing upon the legs I0, I0', sheet metal cross braces are The present invention is concerned with exer -¿cising machines Yof the type that impart to the enclosed within the casing, through which the Yuser the combined motion of-a bicycle and a row tube stock leg ends extend and to which they are ing machine.y It is among the objects of the invention to pro vide a machine of the above type in 4whichthe user is fiXedly seated and the combined pedallîng and arm-stretching and retracting and trunk movement of the user are effected in rhythmic manner, passively by'the driving action of an 10 Welded. kThe cross-brace I5 at the forward end of the casing preferably lforms the frontY wall thereof, to which the side walls I6 of the casing are welded at I 'I. The brace has wings I8'extend ing along the side walls of the casing and inturned flanges I9, through which theextremities of the tube legs I3 extend and to which they are welded electricmotor incorporated inthe mechanism, vor if desired, actively without the resort to the vat 20. . - The cross brace ‘2l `near the rear of the case comprises` a sheetmetal structure havingra bot Another object is to provide a mechanism'of the above type involving a minimum number of 15 tom plate 22, upstanding wings 23 extending «across the casing,y having outturned end ñanges y»rugged moving parts, and devoidof any springs, motor. - . , ' r241 and downturned bottom flanges 25 welded ‘or ~ andthe operative mechanism of whichis enclosed ‘and concealed and not apt to injure theguser. Another object is to provide a mechanismof the , above type by which the handle movement is per- . formed without jolts or sudden changes of direc tion, but is retarded near the extremity of' 'each stroke thereof for gentle, yet effective exercise. ‘ `otherwise attached to the inner walls» of the-cas ing-C. 'I'he horizontally extending upper endsy I4 `of therrearlegs I0’ extend-through aperturesZB 5in» the end wall of'the casing and through` cor ' responding apertures 21 in the` wings 23 of the Vcross-brace 2| at' which they are welded in place. , The casing C-is madeof two pieces,¿including In the accompanying drawings in which is the box member already describedwhich -has 1an inturned rim 28 somewhat above the tubular sup vport rods I3, I4 and a cover piece C'. >AThat cover piece is provided at its forward and rear ends re shown one or more of various possible embodi- - ments of the several features of the invention, Fig. l is a perspective view of the machine,v Fig. '2 is a View thereof in longitudinalwcross section and on a larger scale with parts- broken ~ away, , spectively with unitary foot-pieces 29 and `.'«III ad 30 jacent the respective front and rear walls >of the casing box. The foot pieces haveY curved bearing Fig. 3 is a view of the gear box with the cover removed and taken on` line 3-3 of Fig. 4, - ' surfaces which rest upon the upper convexities'of ' the horizontal support legends I3, I4, the `forward Fig. 4 is a View in _transverse cross-section taken on line 4-4 of Fig. 2, ' . ' ' ‘ f yfoot piecesv 29 vintervening between the front of the casingand the liianges ¿I9 of the frontubra'ce member and the rear footpieces- 39 intervening ‘ Fig. 5 is a View in transverse crossfsection taken on line 5-5 of Fig. 2-, ' ‘ ' ' i i ‘ between the rear walland the cross brace 2l. ' Fig. 6 is a sectional detatil view taken on line To secure the-cover C' of the casing in'place, corresponding cross‘channel'bars 32 which `have 40 notches 33 for the. corresponding tubularï leg ‘I-l of Fig. 2, . . members vare lodged thereunder, and bolts- ‘34 Fig. 8 is a perspective view on a larger scale through said-channel bar and the respective foot showing one of the cross-braces and motor suD pieces 29, 39 clamp the casing cover piece -C’ ‘ port, and ' , against said tubular supports. The cover is de Fig.` 9 is a transverse sectional view‘taken‘on 45 sirably reinforced by corrugations 35 and its `lower . line 9-9 of Fig. 2. . rim vis telescoped slightly Within the rimf28 of the Referring now'to the drawings, the exercising box portion of the casing,l so that the casing ,ap -machine comprises’a' pair of front'legs Il! made 6-6 of Fig. 2, ' ' ' . Fig.. '1 is a sectional detail view taken on line pears to be completely closed. ‘ ` " " up of hollow 'tubing telescoped into foot-pieces' I I The casing mounts a, seai-l 36 inthe character connected by'a cross brace bar I2‘ and a like'pair of rear legs' Ill’. The legs'in combination with a` 50 of a bicycle seat, theoblique rod -support '31 yof which‘ extends into a corresponding neck 38,*,un‘i .casing C whichfinterven'es therebetween and is taryk with the `cover piece C’ ofthe casing-and carried thereby make up a frame structure. vFor isr adjustably and frictionally affixed thereingby this purpose, the upper ends of the tube stock legs `a cross bolt» 39. The frame‘also carriesva handle extend horizontally as at I3 and I4 respectively, .in parallel aligned pairs through corresponding 55 ¿member 4l!> of the type’used>` ongi‘iicycles,` the 2,406,344 3 4 standard 4| of which is clamped by a cross bolt backward by power operation. 42 into a sleeve carrier 43 pivoted at 44 in the ` gear reduction of spur gears 50 and 5l is’two to one, so that the handle bar will perform a com plete stroke in one direction, forward or back ward, for each complete turn of the pedal cranks. It will be seen that in the rotary movement of upperland forward end of the cover piece C', for the back and forth movement about its pivot by action presently to be described. For convenience of construction and neatness ~ of appearance` .the ,handle support bar. sleeve 4,3 has an outwardly curved front wall> 53 ¿unitary the ,short `,crank 51, the major stroke of handle `movement Whether forward .or backward, will occur rapidly during the `substantially upward with and at the lower end of said sleeve, and connected tothe sleeve `by unitary wings 54 Lof arcuate contour. The curved enlargement “55 thus formed extends with small „clearance or downward movement of the crank arm. The `displacement of the handle member will be rela Ltively slow at the ends of its stroke, duringthe substantially horizontal movement of the outer through a corresponding slot 56 in„the upper wa ' of the casing. n Desirably, th'e '.:end tof :the Y*crank zarm. l Near the front and lower par‘t of the casing are a pair of bicycle pedals 45 extending from It follows that in the .continuous .operation of the pedals, the oscilla-l tory or rocking movement of the handle will opposi-te sides of the casingYfand-fañixed ‘toA an occur `Without 'jolt or shock to the user. axle 46 transversely of the casing. stroke begins and ends gently, but during the . The pedals 45 and the pivoted handle 4I`--4`3 Each are interconnected by *a transmission for mov main ‘length of the stroke the tension or com pression upon the extended arms of the user is Íingîtlr'e ulatter 'back and forth in ‘the Joperation of "vigorous, with corresponding stress ‘upon -the ~ "the’pe'd'als “That `transmission is ï'largelyfcon "tainediin agear'boxV 41 Lwithintheca'sing `"The >gea‘r‘box is Afirm-ly c‘larnpe'dïj'in’Í vplace ‘between the 'side walls >of casi-ng C ìby ymeans 4`v'of 'screws «48 muscles-of vthe =arms','ibaok 'and abdomen 'in fthe enforced ¿bending-movement -of `lthe ‘îtrunk, `rim posed by the movement ofthe handle Sbar.' The handle »bar performs practically-a harmonic-1mo 25 kfextem‘ììng *through ~sleeves «'49 ~@retained -under «compression ‘between ¿the respective casing Vand tion. This action, coupled with ïthe continual motor operation ~of Tt'heibicy'cle'pedals,V imparts gear 1‘box- side walls, Í‘and ' threaded into ithe gear all of the advantages of :muscular‘actionderived Y, ïb‘ox casting. rIp’he ftransmissionfincludes »algear -'both inthe oper-ations of bi'cycling'andfofrowing. The’ simplicity vofthe 4'device willfibe' manifest. 'It »Wil-l'ïbeseenfthat .ish'e 'few moving »partslare‘kall enclosedin the casing îC,"including everyilink and moving bearing, so that in operation, only ¿the v’50 keyed to L'the pedal- axle ~"4B_ 'and f meshing «with A'a "largerspurfgear Ar5"|-‘ keyed ~'to `counter-'shaft 52; Countershaft 52 in the gear box has a short ’crank `arm f51' ïkeyed'ßto ~the outer Á'exposed 'lend "'theredf. "Ther crank Iarfnn» iisr ‘connected 7with lre - vspeci," tothe handle suppo?ts'leevelllßvlby .means ` _ pedals and ther handle `support ïrbar -appear. to move and the movement o'fsaidïbar oc'cursï about 35 ` ra x'bearing vconcealed -»in ¿casi-ng `C. '- ' vThe construc tion yvvhenfonceflubricated,:operateswithout noise ' or shock. » Itiiis ¿rugged andïrhas vno= spring-sier other'breakable parts. 40 i ' ' . ' f ' In 'ïthe motor driven embodiment, `action lisîim parted i Sto ïthe ‘ muscles` :Without Laîñirmative fe?fort »'«with ¿a ,unitary 'bearing #eye fSD' interposed ibe onfthe part of'the'user, so that fthe full'measure Y of exercise -i-s :obtained 'without strain upon‘t-he heartf Moreover, fthe fixed 'seat îlends stability to Ythe lconstruction ßthat rendersiits use safe :and comfortable even> ¿to .elderly lor ltimo'rous '.persons. Theimachin'efcouldìbe nsed‘without the electric lmotor, `¿or 'without closing"they ¿switch ïthereo‘f, to ' Vvcompel -.the vuser 'to ido: afl'ìrmative-‘work, and Lthe Y «of the invention fromiits'broaderaspectíitlispre» . ; ïferred toprovideia motor drivenapparatus. To this `end 'a ï‘ifractional ‘horse-'power' lelectric ‘motor M :of îfrcin 5% - îto operation of the pedals and handle bars gives-'ef Ifective exerciselot activesratherrthanepass'iveítype. A_s many changes »couldribe :made'îini: the> yabove 2P. fis «'desirably >:mounted '-und'enthe :casing “.»C fin: a', :corresponding :niche ’62 embodiments of this invention -¿could ‘rbe ¿made "without.'departing’tfrom the‘vscope aof'îthe claims, it is intended that allnnatter -contained .inith‘e f vabove description, or shown: 'in-the; accompanying drawings, shall be interpreted as illustrativeand noít in“a’limitingsens'e.v ï ' ' . ' - Having thus described my invention, lwhat `I >claim` as :new and 'desireftoisecuresby LettersîPat v‘entofzthe UnitedStates-is: ^ ' , . f' 1. An exercising machine, comprisingfa frame , '.Theioperation tproceeds substantially fas-"fól- y alows: "fll’he‘ruser,> seated' upon the ‘ seat >36 `>with his -?eet’ ~in " the 5 medals-‘45; throws' ¿the rswitch "and places his h'ands onîthehazidleîbarßûg»’ The mo tor `M .through‘îthé worm 65 ~andivvorrn‘Wheel l66 idriv'esîthe axlert'46 VfandV with it 'rth'e ‘pedals `45. ¿Through lfthek'spur gearsV 50 fand`î5`l, power is "transmitted ‘from axle 'T4`S"`to 'operate the'handle ëmeniberlll. `Th`is_ operation occursl'by >rotation «cf »the crank farmï "51 ¿whichby ¿way of linkfy 58 --causes the 'handle -bar to loscillate forwardand xlnavingea >seat mounted thereon, 4¿a handle #mem ber, a carrying bar therefor pivotedïtogsaid-frame, pedals, :anv axle îcarrying :the-same, andra 'ttrans ‘mission b‘etween'zsaid pedal îaxlel‘andr'said handlev `'carrying Vzbar, `saidîtransn‘lissi'onJin’cluding a 1in-k Y ‘~ pivoted to isaid i bar: near: Athe "pivot mount :thereof fand yazsh‘ort crank forîthe Iother.endfof.«'said flink operated ‘from said axlef=andfimparting isubstan- ` "tially`h‘ar1non'ic motion to saidhandle member. 2. An‘f'exercisingsmachine, comprising ajframe, includingî'a casing, agseatr‘rafñxed ¿toïsaid-jcasing, v a r‘handle 'member -and a Jcarrying `)bar Atherefor l»2,406,344 5 vpivotedV nearfthe lower end thereof Aiso-"_saidïfcas ing, a pair of pedals -having an axle through said È' anda handle bar pivoted tosaid casing and Os - cillated from'the reduction gearing. , casing, a gear box from whichV said axlepro trudes,. a crank exposed on said gear box, a gear 8. An exercising machine comprising a support frame, including a casing having a base portion îreduction 'in said box intervening vbetween said ` and a cover piece ail‘ìxedthereto, aimotor under axle and said crank, and a transmission link’be tween said crank and said carrying bar` and hav- portion of said casingy a seat aliixed to said cover f ing a pivotal connection with respect to the lat .ter near the pivot mount of the same. ` . 3. An .exercising machine, comprising a frame' including a. casing, a seat añîxed to said casing. ja handle member having a carryingbar pivoted near its lower end to’said casing, pedals laterally fof- said casing having an axle transversely through said casing, an electric motor carried said easing,Í pedals extending through the'base piece, a handle bar pivotedto‘said cover piece, a transmission in said casing including reduc tion/gearing driven by said motor, Vsaid reduction gearing driving said pedals and including'means for causing said handle bar t'o oscillate about its ' pivot. 9. An exercising machine comprising a support frame including a leg structure of tube stock, extending horizontally at the upper part thereof, a support casing for the operative parts of the mechanism, said casing being mounted upon the horizontal portions of said legs and rigidlyise by said casing, a gear box enclosing a worm driven from said motor, a worm wheel meshing there with, a gear reduction in said gear box, a crank arm driven from and. exposed at the outside of said gear box and within said casing, and a link 20 cured thereto, pedals extending laterally ofisaid casing, a worm wheel moving with said pedals, connecting Isaid crank to the base end oi said a worm meshing therewith, a spur gear trans pivoted carrying bar. mission operated from said worm Wheel, a handle 4. An exercising machine comprising a casing having support legs protruding therefrom, an electric motor 4under said casing, a gear box within said casing, an axle transversely of said gear box having pedals exposed a-t the outer ends thereof and exposed laterally of said cas ing, a transmission shaft between said motor and said axle, a countershaft in said gear box, having 30 a short crank arm exposed at one side thereof, a seat aiiîxed to said casing, a handle member member having a support bar pivoted to said casing, a crank upon the output end of said spur gear transmission and a link connecting said crank to said support bar for pivotal backward and forward movement of said handle member, while the pedals are being operated.' 10. An exercising machine of the type com prising support legs of tube stock, operating struc ture carried thereby, including a pair of pedals extending from the sides thereof, a ñxed seat and having a carrying bar pivoted to said casing and a handle member having a pivoted support bar, a link for imparting 'substantially harmonic movement to said handle member, said link ccn 35 a closed casing structure supporting said pedal members, said seat and said handle support bar, necting said crank to said support bar at a point the ends of said tube stock legs extending into thereof near the pivot mount thereof. said casing and the latter being clamped with 5. An exercising machine comprising a casing respect thereto, said casing having enclosed there- - ' having front and rear legs, a motor at the lower rear part of the casing, a gear box in front of 40 in transmission gearing interlinking the pedal cranks with the pivoted handle support bar. said motor, a seat rising from the rear end of the 11. The combination recited in claim 10 in ' upper part 0f said casing, a handle member hav which an electric motor is mounted under the ing a support bar pivoted in said casing, a pair casing and drives the transmission to both said of pedals having an axle through Isaid gear box pedal cranks and said handle bar. and said casing, a spur gear reduction within 12. In an exercising machine, front legs and said box operated in unison with saidV axle, a short rear legs, -a combined transmission and support crank on the output end of said reduction and a casing comprising a lower box, metal cross-pieces link pivotally mounted upon said crank and piv near the ends thereof, said legs having horizontal oted to said support bar, near the pivot mount of 50 upper portions extending across and through said the latter. ' metal _cross-pieces and añixed thereto, said cas 6. An exercising machine comprising a frame, ing having a cover-piece resting upon said hori including a casing having a gear box therein, en zontal portions and bolted with respect to said closing Speed reducing gearing, a motor upon said legs, a seat mounted upon said cover piece, a frame and driving .said gearing, an axle through handle support bar extending into and pivoted said box and said casing and driven by said mo- , near its lower end to the upper part of said cover tor, pedal-S on the ends of said axle, a counter piece, pedal cranks extending from the sides of shaft through said box and having a crank ex said «box and a transmission within said box posed on the end thereof and within said casing, interlinking> said pedals and said pivoted handle a iixed seat upon said frame, a handle member support bar. having a support baz` pivoted to said casing and 60 13. In an exercising machine, front legs and a link connecting said crank to a portion of said rear legs, a combined transmission and support support bar contiguous to the pivot support of casing comprising a lower box, metal cross-pieces the latter, said shafts and axle being enclosed near the ends thereof, said legs having horizon within said casing, said support bar having a hol tal upper portions extending across and through low enlargement at the lower end thereof ac said metal cross-pieces and affixed thereto, a commodating the upper pivoted end of said link. complementary cover-piece resting upon said '7. An exercising machine, comprising a sup horizontal portions and bolted with respect there port frame including a casing, a motor under said casing, a transmission box in said casing in to, a seat mounted upon said cover piece, a handle support bar extending into and pivoted near its cluding reduction gearing driven by said motor 4, lower end to the upper part of said cover piece, and driven members actuated therefrom and en pedal cranks protruding from then sides of said gaged by parts of the body ofthe user, said driven members including pedals laterally of said casing and operated from said transmission box box and a transmission within said box inter linking said pedals and said pivoted handle sup port bar, one of said cross-pieces having an f1.7 ' \ -electricmotor lfañixed :thereunder and rlodged in a corresponding î-n-iche -in'ethe -lower part .of ìsaid ‘box rand a ,LWorm-drìvefinsaid boxconnectinggsaid :motor to thettransmissicn. 14. in l»an »exercising machine, ~a casing, >„legs . supporting the isame, aseat supported upon said -casing rand a handle member `having asupport ibarjpivoted .near îthe lower VVend lthereof to `the rupper part `o'f >said casing,I a¢gear box within said :casingßspaoed fromthe side- walls thereoffspacer ysl'eeJ/ìes vin'i'ervening»betweenithe sidesof said cas» ing ¿and said box, Jscrews through `vsaid ,fspacer sleeves afñxing said box in said easing, saidßgear viloxliaving za worm wheel therein, ïsaid V worm u.wheelehem/Ting anfaxle'zextending»through the side ‘walls of- said f casing, Y pedals :u_pon -the #ends -of „said -' .ax1.e,.saidigearîboxhaving a Worm therein Amesh- ’ ~ing-¿With »said Worm Wheel, 'said gear :box in~ k',cludinga _'pairnf spur gears »driven .from :said worm WheeL-a crankarm „on-the »output end of 20 vlsaid„gear `box,.anc1 a ,link connecting said. crank armfto said „handle barsu-pport :at <@peint near the pivot mount thereof. ' f , A . 15. An exercising machine comprising apair -of front legs >and a pair ofrear‘legsof tubes‘toßk, theupper portions of -said .legs „extending 'hori zontally, a transmission casing .embracing .the horizontal `parts :of said legs, vsaid casinginclud ing a box member havingtransverse metaltîsurp ports vnear the front and .rear thereof _through which the ends of »said legs extend andwith're spect to which .they v,are-'afûxe,d, ,said box mem ber havingva cover piece, V~the lower‘rimfoif which has .foot pieces `resting upon -the „horizontal por tionsof Vsaidlegs, _and meanscl‘amping saidcover ypiece in place, .said .means V`comprising _channel bar cross .members «under the respective leg spor» tions andscrews through thefQot pieces clamp ing the latter againstthe legvportions. Y , >GORDON BERGFORS.l .