US4221276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motorcycle controlling sidecar for handicapped persons
Assignee: Individual
•
Filing: 1978-07-21
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Granted: 1980-09-09
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Expires: 1998-07-21
Abstract
Abstract A motorcycle sidecar securely accommodates a handicapped driver seated in a wheelchair. Handlebars are mounted directly in front of the driver for steering the motorcycle. Other controls, including a throttle, a front brake lever, and a clutch lever are mounted on the handle bars. A rear brake lever and a gear shifting control are conveniently located in the sidecar for manipulation by the handicapped driver. A retractable ramp is provided for permitting the driver to roll his wheelchair into the sidecar. Brackets are provided for securely attaching the sidecar to a conventional motorcycle.
Inventors
- 👤 John C. Mitchell
- 👤 Thomas N. Terning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:47
CPC Classifications
B; B62; B62K; B62K5/00; B62K5/02; B62K5/023; B62K5/025; B62K23/00; B62K23/02; B62K27/00; B62K27/10; B62K27/12; A; A61; A61G; A61G2220/00; A61G2220/14; A61G2220/145; Y; Y10; Y10S; Y10S180/00; Y10S180/907; Y10S414/00; Y10S414/134; Y10T; Y10T74/00; Y10T74/20; Y10T74/20546; Y10T74/20552
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
337 words
A sidecar for attachment to a motorcycle including a frame, a motor supported by the frame for powering the rear wheel of the motorcycle, a front fork assembly connected to the frame, a foot-actuatable gear shifting lever, and a foot-actuatable brake lever, said motorcycle and sidecar being easily drivable by a driver seated in a wheelchair, said sidecar comprising in combination: (a) a support frame; (b) means for attaching said support frame to the frame of the motorcycle; (c) a wheel and a suspension system for connecting said wheel to said support frame; (d) a substantially horizontal support plate attached to said support frame for supporting a wheelchair in which the driver is seated, said support plate and said support frame forming a protected compartment within which the wheelchair and the driver seated in the wheelchair are disposed while the driver operates the motorcycle, said support plate being disposed sufficiently close to a road surface supporting the motorcycle and the sidecar to permit easy entry of the wheelchair into said compartment by the driver; (e) steering means connected to said support frame directly in front of the driver for enabling the driver to easily steer the motorcycle while seated in the wheelchair in said compartment; (f) means for connecting said steering means to the front fork assembly of the motorcycle for translating turning movement applied to said steering means by the driver to produce a corresponding turning of said fork front assembly of the motorcycle; and (g) shifting means attached to said sidecar and coupled to said gear shifting lever for enabling the driver to shift gears by means of an arm motion, said shifting means including a hook-shaped end element for engagement by an arm of the driver and a rod-like member attached to said hook-shaped end element, permitting the driver to shift gears of the motorcycle by imparting a longitudinal movement to said rod-like member by engaging said hook-shaped end element with his forearm while grasping said steering means with the hand of that arm.
Claim 2
Dependent Claim
337 words
A sidecar for attachment to a motorcycle including a frame, a motor supported by the frame for powering the rear wheel of the motorcycle, a front fork assembly connected to the frame, a foot-actuatable gear shifting lever, and a foot-actuatable brake lever, said motorcycle and sidecar being easily drivable by a driver seated in a wheelchair, said sidecar comprising in combination: (a) a support frame; (b) means for attaching said support frame to the frame of the motorcycle; (c) a wheel and a suspension system for connecting said wheel to said support frame; (d) a substantially horizontal support plate attached to said support frame for supporting a wheelchair in which the driver is seated, said support plate and said support frame forming a protected compartment within which the wheelchair and the driver seated in the wheelchair are disposed while the driver operates the motorcycle, said support plate being disposed sufficiently close to a road surface supporting the motorcycle and the sidecar to permit easy entry of the wheelchair into said compartment by the driver; (e) steering means connected to said support frame directly in front of the driver for enabling the driver to easily steer the motorcycle while seated in the wheelchair in said compartment; (f) means for connecting said steering means to the front fork assembly of the motorcycle for translating turning movement applied to said steering means by the driver to produce a corresponding turning of said fork front assembly of the motorcycle; and (g) shifting means attached to said sidecar and coupled to said gear shifting lever for enabling the driver to shift gears by means of an arm motion, said shifting means including a hook-shaped end element for engagement by an arm of the driver and a rod-like member attached to said hook-shaped end element, permitting the driver to shift gears of the motorcycle by imparting a longitudinal movement to said rod-like member by engaging said hook-shaped end element with his forearm while grasping said steering means with the hand of that arm.
Claim 3
Dependent Claim
62 words
The sidecar of claim 1 wherein the gear shifting lever is located on a first side of the motorcycle and said sidecar is attached to an opposite side of the motorcycle, said rod-like member engaging a crank-like member extending from said sidecar to the first side of the motorcycle, the crank-like member having a bifurcated end which engages the gear shifting lever.
Claim 4
Dependent Claim
100 words
The sidecar of claim 1 wherein said steering means includes: (a) a handlebar rotatably mounted on said motorcycle sidecar approximately directly in front of the driver, said handlebar having a centered pivot and symmetrically opposed portions, extending away from the centered pivot point; (b) a first arm extending from said handlebar means; (c) a second arm extending radially from the front fork assembly of said motorcycle; and (d) tie-rods means hingeably connecting said first and second arms for translating rotation of said handlebar by said driver to said front fork assembly to cause corresponding rotation of the front fork assembly.
Claim 5
Dependent Claim
22 words
The sidecar of claim 3 further including hand-operated emergency brake means hand controllable by the driver for depressing the foot-actuatable brake lever.
Claim 6
Dependent Claim
29 words
The sidecar of claim 4 further including moveable ramp means extending at an incline permitting said driver to propel a wheelchair up said incline and onto said support plate.
Claim 7
Dependent Claim
18 words
The sidecar of claim 4 including control means connected to said ramp means for retracting said ramp means.
Claim 8
Dependent Claim
18 words
The sidecar of claim 3 further including a throttle control and a brake control mounted on said handlebar.
Claim 9
Dependent Claim
16 words
The sidecar of claim 3 further including means for securely attaching said sidecar to said motorcycle.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-09-09 | 1984-03-10 | 1984-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-09-09 | 1988-03-10 | 1988-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-09-09 | 1992-03-10 | 1992-09-09 | $7700.00 | Window Closed / Lapsed |