Патент USA US2133010код для вставки
Oef. 11, 1938. c. J. BARRY 2,133,010 HANDLE BAR Filed Ma'y 1, -1937 wwwMgm„Mw j.wœw. Patented Octlll, l_938 _ _Y . _ ` ' _Á _ ' Y. _’ 2,133,010,> « HANDLE BAR; ‘ " _ i " " ‘ 1 _`- . _ Cornelius J. Barry, Chicago, Ill.,` assigner toSu perior Plating _'Works, a corporation of'Illi . This invention . relates _ 1 ._ ”to . 'a ` 11.015. Application-May handlebar _ . 2 Claims.Y structure r1, - I(C1._ A1937,` ` _ ` tion' vis-551.1) Serial'No..140§245of l, bari-A. Í Y.’ lBar v , ' Bis ` simply'a « straight‘length _ . .Y _ for use in connection with`bicycles, motorcycles ~ of tubing‘which has its ends I8 andflâ Èweldedior and the like. " Y v _ ` . . - » _ otherwise fiXedlysecured-to leg portions. I0 and An object of the invention is to provide a‘struc-` -- Il.v The centralfp'ortion of `bar B' is preferably 5’ ture in which the handle bars are> heldîmore knurled as vindicated at ,'23 inV Fig. 1:. 'I'his .5> securely and in which tilting of the bars while in knurled areaservestoprevent turning .of the bar> use is prevented. within the connecting means and also marks the « , « ` ~ ,_ 1 _ ` ' 7 ‘ Another obj ect is to' provide a" structure which center of thev bar’so that anyone attaching the’bar is more adjustable to suit the convenience ofthe will easily seev where. the connection.l should be m Vrider and which allows the handles tok be placed 7 made. The` central portion I5 `oiî bar Ais' also 10. in forward or ’rearward position and raised or„knurled-_and-V for ythe same purposejasjust stated; lowered; It'. is also'desi'red thatÍ'thelhandlebars . Preferably thelbars'A‘and B should be ofthe be securable in inverted position when the rider chooses. ` . ` -- ‘ ~ f ' f. ' same‘diameter, 'but it ¿ is ÍimportantY that'A the` ` knurledïportions I5 and4 20 beof substantially _ » Still -another-object is to provide improved con- _ the same outside diameter, for these portions: are 15 necting means f_or securing the handle bar» with- ' toiberengaged by thefsame. connecting meansì'ï: in. the‘fsteering shank of ,thebicycle orîmotor-‘Í The connecting means _C comprises a'connect-V ’ cycle and wherein the connecting 'piece may ybe ing piece 30, the ’upper portion of whichikform's the made fast with'both handle barV and VV_steering 20» shank in a single operation. , OtherV specific sob*- lower jaw `38 >of aclamp.A The shank portion 3D”of piece 3U is tubular and has'its bottom beveled‘ZO jects will appearas the specification proceeds. - ’ as ¿indicatedzfat 3l. An embodiment of the invention is illustrated _ in the accompanying drawing in which-. ~ A `top piece >32 forms-the. upperjaw-.of Vthe clamp, .and `a bolt. ~33.1is-epro - vided for' securing the one end of this .jaw- to Fig. 1 is a plan view> of the'improved handle 25 bar structure, the connecting means beingshown fastened about the brace bar; Fig. 2, a sectional -piece 30. The other end_of jaw piece 32 is 'se-'_ cured by a bolt- 34 extending through the end 25 of this piece, through opening 35 in connecting view in elevation, the section-being taken as indicated at line 2--2 of Fig. 1;l and Fig. 3, a sec-_ tional View in elevation of the improved connect30 ing means, the section_beingtaken >as indicated _ Vpiece 30, downwardly through the hollow of shank 035%',_and at its lower end engaging atapped hole 1 *35 in cylindrical piece 31 Which'is beveled at its _ . top t0 complement bev€13l ofthe piece 30- ' 30 at line 3-3 of Fig. 1. ` Y f Í _ ' As illustrated, A designates a substantially U-shaped bar; B, a transverse brace bar; and C, the _ means by which the handle bar is- secured with 35 the steering shank of the bicycleor motorcycle. The bar A may be formed of' metallic tubing and is substantially U-shaped. It comprisesthe _ ' To attach the improved structure to the steer ing shank of a bicycle or motorcycle, the center` knurled portion of brace bar B _is placed between the jaws 38 and` 32 of the clamping means and bolts 33 and 34 inserted. Then the shank 30a 35 ofthe connecting means is inserted into the hol low of the steering shank.` When the handle` bar two rearwardly extending leg portions `IIJ and II-, " is properly positioned as to height and inclina- - providing the handles I2 and. I3 which the rider tion, bolts 33 and 34 are tightened. 'I'ighteningV 40 may grasp in steering the bicycle. -Rubber grips fof bolt 34 not only serves to clamp the bar _B 40 I4 may be received over the handles rI2 and'Iä, ~ tightV to piece 30, but also serves to clamp Vthis if desired, to make thehandles'easier toîhold. ’ AVpiece secure in the steering shank. As bolt 34 The front or transverse part >IIi ofV bar A is' of «'_is tightened the lower ycylindrical piece _31 will _ curved outline, and as shown more clearly >in Fig. ' ' fslide* along' beveled edge 3| and move -laterally to 45 2, has a central portion I5. which lies» in a plane' v _expand .thedeviceagainst the .walls of the shankt 45 below the plane of leg portions _ Ill and II. ' Por- - At the same time, the action of bolt 34 servesv to . tions I@ 'and I I, it may be noted, extend- rear-` >pull the, jaws of theclamp together for binding wardly substantially vin a single plane. . Preff` " thehandle bar-tightly with the connecting piece. .erably, sharp curves are avoided and part I6 _is _’ In the improved structure the connecting 50 curved upwardly and- rearwardly from _ central o imeans maybe attached either to bar B as above 50 portion I5 to join with leg portions IIl and II in described and as illustrated in Figs. kl and 2, _or wide curves. The speciiic outline of the bar, how- _ mayV be .attached to the forward center portion ever, is a matter of choice. , _ _ The transverse bar B may also befof `metallic I5 of bar A'. 'I_’heÍ attachment with portion I5 is made in just the same `way as described in 55 tubingof the same type as used in the construc- ' _ connection with-knurled portion 20 ofbar B. If 55 2,133,010 2. the rider wishes to change the attachment from bar B_to bar A, he need only loosen bolt 34and4 remove î:iolt -33 to allow barB to be removed from the clamping means andV bar A inserted. rTight a bicycle may be easily adjustedwto accommo date riders >of different sizes. When the at tachment is made to bar A, the handies will be farther toward the rear and closer to the rider, . ening of the bolts then serves to secure the ' and this position may be found more suitable to smaller sized persons. _ It is always possible to the steering shank. rBy changing the attachment . adjust the handle bar to the desired angle,V and of the connecting` means from bar B to bar A the expansiveimeans for making attachment to Vthe' handles l2V and 13 are moved rearwardly, the steering shank is Very convenient in adjusting the height ofÍ the whole handle bar structure. 1o and since portion I5- lies in a plane lower> than VThe foregoing detailed description has been bar B, are `also moved tc afhigher position. y given for clearness of understanding only, and If the rider so chooses, he may detach the con vhandle bar within> the clamping means and to> ` nesting means .from bar B, invert the Vhandle no unnecessary limitations should be understood bar, and again attach the connecting means with 15 theknurled portion 20 of barfB- with the handle bar in inverted position. In this position the therefrom, but the appended claims should be construed as broadly aspermissible in View of forward portion I6 of the U-shaped bar, which - y 2o the prior I claim: art. ' Y ~ y. 1. In combinationr with Vthe'steering post of a formerly Was curved downwardly, isrnow curved . upwardly and provides a convenient yseat foraY bicycle, aY handle barl structure ,comprising a vsecond. rider, »the upturned portion serving to cross bar 4having its central portion removably 20 ' keep the rider sitting on the' handle bar from sliding off forwardlyl Y , , Y An> important advantage is lgained in‘being able to attach the ,connecting means to the 25 brace bar"V B," forf there' is `much less danger of the handle bar being turned‘or> twisted within . `the clamping means'when lattaclfim'ent is made ì on brace bar B. The strength of the co'n'ibinedY U-shaped--bar and braceY barV is retained while clampedgto said steering post,`and handle mem bers secured tothe ends of said cross bar and extending rearwardly and forwardly thereof, the forward portions of said handle bar being con nected by an integralbend portion and sub--` 25 stantially straight `portion, said straight portion being substantially parallel with and horizon tally aligne-?. with said cross bar. ' ' In combination with the steering post of a bicycle and a handle bar clamping means there on, aï'cross barv having its central portion re the tendency toV move ‘the handle bar about a pivotis greatly reduced. It is common for riders Yto pnll ,or pushA rather vigorously against the leasably secured by said clamping. means to handles'or thev handle bar, and »this frequently breaks` theV fixed connection'to allow. the bars said post,> and a pair of spaced handle bars secured at yintermediate portions to the ends/of toH turn` within »the clamping means. But in ._ this improved structura'withthe steering shank conneoted’to the brace bar, the leverage is greatly reduced and the pressure exerted on the handles is much less likely to-cause turning ofthe vbrace lbar within >the clamping means. YBecause the handle bar may be .connected either' through attachment 'at bar A or bar B, 30 said cross bar and having portions projecting 35 forwardly of“ said cross bar,- said forvi'rardly'pro-r jecting portions being joined by an integral cross member which is substantially VhorizontallyV aligned'with Ysaid crossY bar and parallel ,tl-’1ere--` Y CORNELIUS J. BARRY.