Patent US3622181A successfully refreshed from Google Patents.
US3622181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal boat launcher
Assignee: Individual
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Filing: 1970-07-06
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Granted: 1971-11-23
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Expires: 1990-07-06
Abstract
Abstract A vehicular device for the safe, efficient and convenient launching of small pleasure boats and the like from soft ground or from dirt ramps. The vehicle comprises a substantially rectangular steel frame, wheels attached thereto, a centrally located steel ball for receiving the boat trailer tongue, guide means for said tongue, and handle means one end of which is adapted to fit into a specially shaped recess in said vehicle, and the other end of which is adapted to provide the manual force and guidance for controlling the launching of the boat.
Inventors
- 👤 Robert D Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:09
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/10; B60P3/1033; B60P3/1083
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
153 words
A vehicle adapted as a pleasure boat launcher or the like, comprising a substantially rectangular steel frame, wheel axles suitably positioned on the opposing lateral ends of said frame, rubber-tired wheels mounted upon said axle, means for removably supporting the tongue end of a boat trailer, said supporting means being centrally mounted upon the upper surface of said steel frame, means for guiding the pivotal movement of the trailer tongue in a substantially horizontal plane around said supporting means, said means including two steel plates each adjacent to the top and bottom surfaces of said trailer tongue, respectively, said plates being provided with means for the speedy mounting and dismounting thereof, means integral with the forward end of said frame for the coupling of vehicle-handling means, said means including two lateral steel prongs extending forwardly from said frame, and bolt means adapted to fit a corresponding notch or recess in said handling means.
Claim 2
Dependent Claim
153 words
A vehicle adapted as a pleasure boat launcher or the like, comprising a substantially rectangular steel frame, wheel axles suitably positioned on the opposing lateral ends of said frame, rubber-tired wheels mounted upon said axle, means for removably supporting the tongue end of a boat trailer, said supporting means being centrally mounted upon the upper surface of said steel frame, means for guiding the pivotal movement of the trailer tongue in a substantially horizontal plane around said supporting means, said means including two steel plates each adjacent to the top and bottom surfaces of said trailer tongue, respectively, said plates being provided with means for the speedy mounting and dismounting thereof, means integral with the forward end of said frame for the coupling of vehicle-handling means, said means including two lateral steel prongs extending forwardly from said frame, and bolt means adapted to fit a corresponding notch or recess in said handling means.
Claim 3
Dependent Claim
26 words
A vehicle as claimed in claim 1, in which said bottom steel plate is adapted to be adjusted vertically, and securely locked in such adjusted position.
Claim 4
Dependent Claim
21 words
A vehicle as claimed in claim 1, in which said plate is reversible with respect to its upper and lower surfaces.
Claim 5
Dependent Claim
41 words
A vehicle as claimed in claim 1, comprising a handle one end of which is adapted to fit into the space provided by said lateral steel prongs, whereby the handling of said vehicle and the launching of the boat are facilitated.
Claim 6
Dependent Claim
36 words
A vehicle as claimed in claim 1, comprising means for attaching A rope or cable to said vehicle, whereby said vehicle, supporting a boat or the like, may be readily hauled from the water or shore.
Claim 7
Dependent Claim
21 words
A vehicle as claimed in claim 2, in which said plate is reversible with respect to its upper and lower surfaces.
References Cited (Backward Citations)
US2844389A
Cited
US3189365A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-22 | 1975-05-24 | 1975-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-22 | 1979-05-24 | 1979-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-22 | 1983-05-24 | 1983-11-23 | $7700.00 | Window Closed / Lapsed |