US3705638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auxiliary drive and support mechanism for mobile vehicles
Assignee: Individual
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Filing: 1971-05-26
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Granted: 1972-12-12
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Expires: 1991-05-26
Abstract
Abstract In conjunction with a two-wheeled vehicle having a tongue for connection to a pulling vehicle and having a self contained motor assembly with a power output means; an improved independent drive and support therefore which includes a support bar pivoted on said tongue and secured thereto mounting a transmission housing having a power driven output shaft driving a ground engaging support wheel; there being a hydraulic motor on said housing having an output connected to said output shaft and an auxiliary power take off on said motor assembly connected to a pump and with conduits interconnecting said pump and hydraulic motor.
Inventors
- 👤 John P Shock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:40
CPC Classifications
B; B62; B62D; B62D59/00; B62D59/04
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
145 words
In a mobile vehicle having a frame, a self contained motor assembly having power operated means for driving a work mechanism with wheels on the frame and a pulling tongue extending forwardly of said frame adapted for support upon and connection to a towing vehicle; the improvement comprising a support bar pivotally mounted upon said tongue intermediate its ends, normally elevated when the tongue is connected to a pulling vehicle, and when disconnected from the towing vehicle, extending downwardly; a transmission housing upon said bar mounting a power driven output shaft; a drive and support wheel on said shaft; power driven means on said housing having an output drivingly connected to said output shaft; an input means on said power driven means; an auxiliary power take off on said vehicle motor assembly; and motive means interconnecting said auxiliary power take off and said input means.
Claim 2
Dependent Claim
145 words
In a mobile vehicle having a frame, a self contained motor assembly having power operated means for driving a work mechanism with wheels on the frame and a pulling tongue extending forwardly of said frame adapted for support upon and connection to a towing vehicle; the improvement comprising a support bar pivotally mounted upon said tongue intermediate its ends, normally elevated when the tongue is connected to a pulling vehicle, and when disconnected from the towing vehicle, extending downwardly; a transmission housing upon said bar mounting a power driven output shaft; a drive and support wheel on said shaft; power driven means on said housing having an output drivingly connected to said output shaft; an input means on said power driven means; an auxiliary power take off on said vehicle motor assembly; and motive means interconnecting said auxiliary power take off and said input means.
Claim 3
Dependent Claim
14 words
In the mobile vehicle of claim 1, said work mechanism being a stump remover.
Claim 4
Dependent Claim
56 words
In the mobile vehicle of claim 1, anchor means secured to and extending above and below said tongue; and fastening means interconnecting said support bar and one anchor means when said support bar is in ground-engaging drive position; said fastening means adapted to secure said support bar in elevated non-use position to the other anchor means.
Claim 5
Dependent Claim
36 words
In the mobile vehicle of claim 1, said power driven means being a hydraulic motor with an output shaft; and sprocket gears and a chain interconnecting said output shaft and said transmission power driven output shaft.
Claim 6
Dependent Claim
49 words
In the mobile vehicle of claim 1, said motive means being a hydraulic pump; said power driven means being a fluid motor; an ''''off'''' and ''''on'''' control and reverse valve; fluid delivery and return conduits interconnecting said valve and fluid motor; and a conduit interconnecting said pump and valve.
Claim 7
Dependent Claim
62 words
In the mobile vehicle of claim 1, said power drive means being a hydraulic motor with an output shaft; sprocket gears and a chain interconnecting said output shaft and said transmission power drive output shaft; said motive means being a hydraulic pump; a control valve means connected to said pump; and fluid delivery and return conduits interconnecting said valve and fluid motor.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-12 | 1976-06-12 | 1976-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-12 | 1980-06-12 | 1980-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-12 | 1984-06-12 | 1984-12-12 | $7700.00 | Window Closed / Lapsed |