US1148890A - Lifting-jack. - Google Patents

Description

Patented Aug. 3, 1915.

@wie me45 a CULI-HABIA PLANOGRAPH O0., WASHINETON. D. C.

'unire BURTON e. Corn, or ORRVILLE, OHIO.

LIFTING-JA CK.

To all whom t may concern Be it known that l, BURTON Gr. Corn, a citizen of the United States, residing at @rr- Speecation of Letters Patent.

Vbrought into a vertical position as' illustrated in Fig. l the hub supporting member or trame will be elevated a distance sub Patented Aile.y 3, 19115,. Application led December 19, 1914. Serial No. 878,045.l i

ville, in the county of `l/Vayne and State of stantially equal to the distance between the Ohio, have invented certain new and useful bottom oit' the bases and the pivotal point Improvements in Liftingnlaclrs, oi which of the supporting frame or lever 1. When the following is a speciiication. the lever 8 is brought into this position the My invention relates to improvements in portion of the lever above its pivotal point lifting jacks, more especially designed for will be substantially parallel with the sup- 55 use in connection with automobiles. porting frame or member l and the down- The objects of the present invention are, ward pressure brought upon the supporting first, to provide a lifting ack of simple and frame will be in direct vertical alinement cheap construction and easily operated; secwith the lower portion of the actuating lever ond, to provide a combined actuating lever or more speciiically that portion of the ele- 79 and supporting base. These objects, tovating lever located below the pivotal point, gether with other objects apparent to those as between said lever and the supporting skilled in the art, I attain by the construcelement. By this arrangement a suitable tion illustrated in the accompanying drawbase will be provided, owing to the fact that ing, although my invention may be embodied the entire weight will be upon the base l. '7.5 in a variety of other mechanical forms, the In Fig. l I have illustrated a slight modiconstruction illustrated being chosen by way ication of the actuating lever, but such oi' example. modification is simply mechanical, as it is ln the accompanying drawing: Figure l also provided with a base 5a. is a side view oit the jack, showing the same lt will be understood that the lever 3 8o brought into position to hold an axle and whether formed as shown in Fig. 3 or wheel in elevation. Fig. 2 is an edge view formed as shown in Fig. 4l will be free/to oi a wheel showing the jack in full `lines in move between the members constituting the its initiative position and illlilstrating in supporting frame and for the purpose of dotted lines diilerent positions, one of the convenience in actuating this lever the inempositions being that illustrated in Fig. l. bers constituting the frame should be spaced Fig. 3 is a view of the actuating lever and a sufhcient distance apart to provide clearhub engaging frame, the lever being formed ance for that portion of the actuating `lever of metal. Fig. l: is a similar view showing designed to be operated by the hand, and in a slight modiication of the lever or more order to provide for this advantage the particularly a lever formed solid and prefer lower portion of the actuating lever should ably formed of wood. f be provided with the engaged or widened Similar numerals oi reference indicate portions (i and 7. In the one instance said corresponding parts in all the figures of the widened portion being made up of members drawing. and in the other instance formed solid, but

ln the accompanying drawing, l repreregardless of the specific construction of the sents the hub supporting frame or 'member actuating levers shown the operation is idenwhich is made up of two spaced bars contical and in both instances the weight of the nccted at their hub engaging ends with the wheel, together with the axle and that porintegral curved portion or part 2, said portion of the vehicle lifted rests upon the suption or part being curved so that it will porting base. properly fit the hub of a wheel. The op- Having fully described my invention, posite end of the hub supporting frame or what I claim as new and desire to secure by member or more specifically the individual Letters Patent, is* bars are pivotally connected to the actuating ln a lifting jack, the combination of an lever and support 3, a short distance from inverted U-shaped supporting frame, an aothe base 4 by means of the cross rod or bolt tuating lever consisting of a handle por- 5 or its equivalent. tion and an enlarged base, said base located In use the lifting j ack may be placed in between the downwardly disposed extremithe position shown in Fig. 2, but not necesties of said U-shaped supporting frame, and

a bolt located through the extremities of the sarily in the exact position but in such a posupporting Vframe and through the enlarged sition that when the actuating lever 3 is base ofthe actuating lever, the handle por- In testimony that I claim the above, I tion of the actuating lever being of a length have hereunto subscribed my name in the less than the distance between the eonnectpresence of two Witnesses. ing bolt and the hub engaging end of the BURTON G. COPE.

5 supporting frame, said handle portion being` arranged to lie Within said U-shaped frame When the jack is in the raised position.

Witnesses:

A. BRENNEMAN, WILLIS HORN.

Copies of this patent may be obtained for five cents each, by addressing Athe k Commissioner of Patents,

. i Washington, D. C.

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