US235399A - Joseph aekins - Google Patents

Description

(No Model.) i

- J. ARKINS. 'Ve1oc-ipede.

No. 235,399. Patented Dec. l4, 1880.

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M Y w/7 UNITED STATES PATENT OFFICE.

JOSEPH ARKINS, on CHICAGO, mmuors, ASSIGNOR on ONE-HALF TO E. F. sLocUM, OF SAME PLACE.

VELOCI'PEDE.

SPECIFICATION formingpart of Letters Patent No. 235,399, dated December 14, 1880.

Application filed May 20, 1880.

To all whom it may concern:

Be it known that I, JosEPH ARKINS, a citizen of the United States, residing at Chicago, in the county of Cook and State of Illinois,

have invented a new and useful Improvement space they occupy) of levers or arms for propulsion and their capacity of adjustment, the

several parts of which are set forth and described as follows: I

Figure 1 represents a side elevation of a tricycle, showing the general construction of the parts and their relation to each other. is an enlarged view of the parts E, D, and M.

In the drawings, A represents a drivingwheel, (there being two,) rigid with the hinder 2 axle B, single smaller forward wheel, set in a swivel-bearing and controlled by guiding-lever 0; D D, propelling-levers, overlapping each other about one-third their length, in this device, to be operated by the feet.

E is an S-shaped bearing attached by a collar-bolt to the slotted rest M. The peculiar construction of this bearing, as shown in Fig. 2, permits an addition to the effective length of the levers Without conflicting with each Fig. 2

(N0 model.)

other, and causes a proportional diminution of 5 the curvature of their sweep.

M is a slotted rest, to which bearing E is attached by a collar-bolt, admitting changes of adjustment in the length of the connections to suit the passenger; F, take-up wheel, loose 0 on the axle, and en gaging through pawl G with ratchet I, which is keyed to the axle H, springtbr returning take-up wheel to position atter pressure is removed'from the lever.

Lisa cord,attached to lever D and take- 5 up Wheel F, connecting the propelling parts, through which forward motion is given.

TheleversD D are connected at their outer ends with two take-up wheels, F, on the axle, by means of two cords, L, as above described, and the passenger, taking position upon the seat, with one foot upon each lever, by imparting reciprocating motion to the same propels the vehicle.

1 am aware that the tricycle propelled by 5 5 in com bination with cords L and take-up mechanism, all constructed and operated substantially'as described.

JOSEPH ARKINS. Witnesses:

H. B. MARTIN, WM. P. BARCLAY.

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