Patent US3625545A successfully refreshed from Google Patents.
US3625545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motorcycle trailer
Assignee: Individual
•
Filing: 1970-06-01
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Granted: 1971-12-07
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Expires: 1990-06-01
Abstract
Abstract A trailer adapted to be releasably coupled with and towed by a draft vehicle and which is adapted to support and carry one or more motorcycles; the trailer comprising a foldable frame and axle assembly, removable wheel and mudguard assemblies and adjustable trailer hitch means and wheel stop means whereby the trailer can be adjusted to cooperatively receive and support motorcycles of different size, be engaged with draft vehicles with trailer hitch means at different heights and such that the trailer can be easily folded and dismantled for easy and convenient handling and storing when not in use.
Inventors
- 👤 Howard Somers
- 👤 Hugh D Wolcott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:05
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/07
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
322 words
A motorcycle trailer comprising an elongate central frame member defined by an elongate, central longitudinally extending upwardly opening channel section having front and rear ends, a flat horizontal wheel-supporting bottom and laterally spaced vertical wheel guiding and retaining sidewalls, front wheel stop means at the front end of the frame member defining an upwardly prOjecting front wall and laterally spaced retaining plates extending rearwardly and downwardly from the front wall to the side walls of the frame member and adapted to engage the lower forward quadrant of the front wheel of a motorcycle; rear wheel stop means at the rear end of the frame member including a stop part with a vertical rear wall projecting upwardly from the frame member and laterally spaced retaining plates extending forwardly and downwardly from the rear wall to the frame member and adapted to engage the lower rear quadrant of the rear wheel of a motorcycle means releasably receiving the stop part to the frame member, trailer hitch means fixed to the front wall and projecting forwardly therefrom, an elongate tubular axle, wheel assemblies at the opposite ends of the axle, mounting means pivotally securing the center of the axle to the central portion of the frame member and including a top plate fixed to the bottom of the frame member, a bottom plate secured to the central portion of the axle, central, vertical pivot means pivotally securing the top and bottom plates together on an axis intersecting the central axis of the frame member, and lockpins engaged in and through registering openings in the top and bottom plates spaced radially of the central, vertical pivot means to releasably lock the plates together with the axis of the axle normal to the axis of the frame member, said axle adapted to be pivoted to extend parallel below the frame member when the trailer is not in use and said lockpins are disengaged from their related plates.
Claim 2
Dependent Claim
322 words
A motorcycle trailer comprising an elongate central frame member defined by an elongate, central longitudinally extending upwardly opening channel section having front and rear ends, a flat horizontal wheel-supporting bottom and laterally spaced vertical wheel guiding and retaining sidewalls, front wheel stop means at the front end of the frame member defining an upwardly prOjecting front wall and laterally spaced retaining plates extending rearwardly and downwardly from the front wall to the side walls of the frame member and adapted to engage the lower forward quadrant of the front wheel of a motorcycle; rear wheel stop means at the rear end of the frame member including a stop part with a vertical rear wall projecting upwardly from the frame member and laterally spaced retaining plates extending forwardly and downwardly from the rear wall to the frame member and adapted to engage the lower rear quadrant of the rear wheel of a motorcycle means releasably receiving the stop part to the frame member, trailer hitch means fixed to the front wall and projecting forwardly therefrom, an elongate tubular axle, wheel assemblies at the opposite ends of the axle, mounting means pivotally securing the center of the axle to the central portion of the frame member and including a top plate fixed to the bottom of the frame member, a bottom plate secured to the central portion of the axle, central, vertical pivot means pivotally securing the top and bottom plates together on an axis intersecting the central axis of the frame member, and lockpins engaged in and through registering openings in the top and bottom plates spaced radially of the central, vertical pivot means to releasably lock the plates together with the axis of the axle normal to the axis of the frame member, said axle adapted to be pivoted to extend parallel below the frame member when the trailer is not in use and said lockpins are disengaged from their related plates.
Claim 3
Dependent Claim
75 words
A trailer as set forth in claim 1 wherein said trailer hitch means includes a plurality of vertically spaced openings in said front wall, a vertical plate with a pair of openings in register with selected pairs of said vertically spaced openings, screw fastening means engaged in and through said registering openings, a forwardly projecting tongue on said plate and a trailer-related portion of a trailer hitch means fixed to and carried by said tongue.
Claim 4
Dependent Claim
64 words
A trailer as set forth in claim 1 wherein said means releasably receiving the stop part to the frame member includes a plurality of longitudinally spaced openings in the sidewalls of the frame member, openings in the plates of the stop part and in register with selected openings in the frame member and screw fastening means releasably engaged in and through the registering openings.
Claim 5
Dependent Claim
131 words
A trailer as set forth in claim 1 wherein said trailer hitch means includes a plurality of vertically spaced openings in said front wall, a vertical plate with a pair of openings in register with selected pairs of said vertically spaced openings, screw fastening means engaged in and through said registering openings, a forwardly projecting tongue on said plate and a trailer related portion of a trailer hitch means fixed to and carried by said tongue, said means releasably receiving the stop part to the frame member includes a plurality of longitudinally spaced openings in the sidewalls of the frame member, openings in the plates of the stop part and in register with selected openings in the frame member and screw fastening means releasably engaged in and through the registering openings.
Claim 6
Dependent Claim
45 words
A trailer as set forth in claim 1 wherein said wheel assemblies include pneumatic tire and wheel assemblies rotatably carried by stub-axles, said stub-axles slidably engaged in their related ends of the axle and retaining pins engaged through registering openings in the axle and stub-axles.
Claim 7
Dependent Claim
167 words
A trailer as set forth in claim 1 wherein said trailer hitch means includes a plurality of vertically spaced openings in said front wall, a vertical plate with a pair of openings in register with selected pairs of said vertically spaced openings, screw fastening means engaged in and through said registering openings, a forwardly projecting tongue on said plate and a trailer related portion of a trailer hitch means fixed to and carried by said tongue, said means releasably receiving the stop part to the frAme member includes a plurality of longitudinally spaced openings in the sidewalls of the frame member, openings in the plates of the stop part and in register with selected openings in the frame member and screw fastening means releasably engaged in and through the registering openings, said wheel assemblies include pneumatic tire and wheel assemblies rotatably carried by stub-axles, said stub-axles slidably engaged in their related ends of the axle and retaining pins engaged through registering openings in the axle and stub-axles.
Claim 8
Dependent Claim
179 words
A structure as set forth in claim 1 and further including first and second secondary frame members similar to said central frame member, with front wheel stop means and rear wheel stop means similar to the wheel stop means on the central frame member and spaced laterally from a parallel with the opposite sides of the central frame member with their front ends spaced rearward from the front end of the central frame member, an elongate transversely extending arm pivoted to the central frame member forward of the axle, means pivoting one end of the arm to the forward end portion of the first secondary frame member, means pivoting the other secondary frame member to the axle, means releasably connecting the first secondary frame member to the axle and means releasably connecting the other secondary frame member to the other end of the arm, said secondary frame members adapted to move laterally inwardly and forwardly into juxtaposition with their related sides of the central frame member when said means releasably connecting them with the axle and arm are released.
Claim 9
Dependent Claim
233 words
A trailer as set forth in claim 1 wherein said means releasably receiving the stop part to the frame member includes a plurality of longitudinally spaced openings in the sidewalls of the frame member, openings in the plates of the stop part and in register with selected openings in the frame member and screw fastening means releasably engaged in and through the registering openings, including first and second secondary frame members similar to said central frame member, with front wheel stop means and rear wheel stop means similar to the wheel stop means on the central frame member and spaced laterally from a parallel with the opposite sides of the central frame member with their front ends spaced rearward from the front end of the central frame member, an elongate transversely extending arm pivoted to the central frame member forward of the axle, means pivoting one end of the arm to the forward end portion of the first secondary frame member, means pivoting the other secondary frame member to the axle, means releasably connecting the first secondary frame member to the axle and means releasably connecting the other secondary frame member to the other end of the arm, said secondary frame members adapted to move laterally inwardly and forwardly into juxtaposition with their related sides of the central frame member when said means releasably connecting them with the axle and arm are released.
Claim 10
Dependent Claim
302 words
A trailer as set forth in claim 1 wherein said trailer hitch means includes a plurality of vertically spaced openings in said front wall, a vertical plate with a pair of openings in register with selected pairs of said vertically spaced openings, screw fastening means engaged in and through said registering openings, a forwardly projecting tongue on said plate and a trailer related portion of a trailer hitch means fixed to and carried by said tongue, said means releasably receiving the stop part of the frame member includes a plurality of longitudinally spaced openings in the sidewalls of the frame member, openings in the plates of the stop part and in register with selected openings in the frame member and screw fastening means releasably engaged in and through the registering openings, and further including first and second secondary frame members similar to said central frame member, with front wheel stop means and rear wheel stop means similar to the wheel stop means on the central frame member and spaced laterally from a parallel with the opposite sides of the central frame member with their front ends spaced rearward from the front end of the central frame member, an elongate transversely extending arm pivoted to the central frame member forward of the axle, means pivoting one end of the arm to the forward end portion of the first secondary frame member, means pivoting the other secondary frame member to the axle, means releasably connecting the first secondary frame member to the axle and means releasably connecting the other secondary frame member to the other end of the arm, said secondary frame members adapted to move laterally inwardly and forwardly into juxtaposition with their related sides of the central frame member when said means releasably connecting them with the axle and arm are released.
Claim 11
Dependent Claim
215 words
A trailer as set forth in claim 1 wherein said wheel assemblies include pneumatic tire and wheel assemblies rotatably carried by stub-axles, said stub-axles slidably engaged in their related ends of the axle and retaining pins engaged through registering opening in the axle and stub-axles, and further including first and secondary frame members similar to said central frame member, with front wheel stop means and rear wheel stop means similar to the wheel stop means on the central frame member and spaced laterally from a parallel with the opposite sides of the central frame member with their front ends spaced rearward from the front end of the central frame member, an elongate transversely extending arm pivoted to the central frame member forward of the axle, means pivoting one end of the arm to the forward end portion of the first secondary frame member, means pivoting the other secondary frame member to the axle, means releasably connecting the first secondary frame member to the axle and means releasably connecting the other secondary frame member to the other end of the arm, said secondary frame members adapted to move laterally inwardly and forwardly into juxtaposition with their related sides of the central frame member when said means releasably connecting them with the axle and arm are released.
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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) | 1974-12-06 | 1975-06-07 | 1975-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-06 | 1979-06-07 | 1979-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-06 | 1983-06-07 | 1983-12-07 | $7700.00 | Window Closed / Lapsed |