US3874702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hitch for trailers overhanging a truck bed or car body
Assignee: Individual
•
Filing: 1972-11-13
•
Granted: 1975-04-01
•
Expires: 1992-11-13
Abstract
Abstract A hitch for a trailer having a raised front end overhanging the bed of a pick-up truck has a box section post depending from the front of the trailer. A top bearing plate secured to the bottom of the post is swivelly connected to a bottom bearing plate by a central pin. The bottom bearing plate is connected to a cross bar having pintle pins projecting from its ends and removably receivable in horizontal bearings supported over the rear wheel housing of the trailer.
Inventors
- 👤 Percy P Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:52
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/04; B62D53/08; B62D53/0807; B62D53/0828; Y; Y10; Y10S; Y10S280/00; Y10S280/901
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
111 words
A trailer having the lower portion of its front end raised above the level of its rear portion to overlie the rear end of a towing vehicle and side walls on said vehicle, a central post secured in depending relation to the underside of said raised front end of said trailer, a transverse support bar permanently and swivelly connected at its mid-section to the bottom of said post, a means forming horizontal pivots on the ends of said support bar and in longitudinally extending relation thereto, said pivot means being adapted to be removably received by coacting bearing support means secured in transversely spaced relation to the rear of said vehicle.
Claim 2
Dependent Claim
111 words
A trailer having the lower portion of its front end raised above the level of its rear portion to overlie the rear end of a towing vehicle and side walls on said vehicle, a central post secured in depending relation to the underside of said raised front end of said trailer, a transverse support bar permanently and swivelly connected at its mid-section to the bottom of said post, a means forming horizontal pivots on the ends of said support bar and in longitudinally extending relation thereto, said pivot means being adapted to be removably received by coacting bearing support means secured in transversely spaced relation to the rear of said vehicle.
Claim 3
Dependent Claim
51 words
A trailer as defined in claim 1 in which said central post is a hollow structure having spaced side walls connected by at least one cross wall, said support bar being connected to the bottom of said post by bearing means disposed around a vertical axis extending centrally of said post.
Claim 4
Dependent Claim
30 words
A trailer as defined in claim 2 in which said means forming said horizontal pivots on said support bar are pivot pins fixedly secured to said bar and projecting therebeyond.
Claim 5
Dependent Claim
58 words
A trailer hitch for vehicles having transverse rear beds with wheel housings projecting into the sides thereof and above the bed, and trailers having elevated front ends adapted to overly the rear of the vehicle, said hitch comprising A. a supporting and towing strut adapted to be secured in depending relation to the front end of said trailer,
Claim 6
Dependent Claim
58 words
A trailer hitch for vehicles having transverse rear beds with wheel housings projecting into the sides thereof and above the bed, and trailers having elevated front ends adapted to overly the rear of the vehicle, said hitch comprising A. a supporting and towing strut adapted to be secured in depending relation to the front end of said trailer,
Claim 7
Dependent Claim
42 words
A trailer hitch as defined in claim 4 in which said saddle means and the ends of said support bar have coacting vertically and transversely cammed surfaces acting to center said support bar between said saddle means upon vertical engaging motion therebetween.
Claim 8
Dependent Claim
67 words
A trailer hitch as defined in claim 4 in which said walls of said strut are rectangular plates connected at their adjacent edges and having outturned flanges at their upper edges attachable to said trailer, and outturned flanges on the lower edges of said walls attached to said bottom plate, said bottom plate on said strut and said support plate on said support bar being generally coextensive.
Claim 9
Dependent Claim
36 words
A trailer hitch as defined in claim 6 in which said transverse support bar is a downwardly opening channel with said support plate welded to the top thereof and projecting to the front and rear thereof.
Claim 10
Dependent Claim
36 words
A trailer hitch as defined in claim 7 in which the ends of said channel sHaped support bar have filler plates secured between the flanges of the channel, said rocker pins extending through said filler plates.
Claim 11
Dependent Claim
58 words
A trailer hitch for vehicles having transverse rear beds with wheel housings projecting into the sides thereof and above the bed, and trailers having elevated front ends adapted to overlie the rear of the vehicle, said hitch comprising A. a supporting and towing strut adapted to be secured in depending relation to the front end of said trailer,
Claim 12
Dependent Claim
58 words
A trailer hitch for vehicles having transverse rear beds with wheel housings projecting into the sides thereof and above the bed, and trailers having elevated front ends adapted to overlie the rear of the vehicle, said hitch comprising A. a supporting and towing strut adapted to be secured in depending relation to the front end of said trailer,
Claim 13
Dependent Claim
42 words
A trailer hitch as defined in claim 9 in which said saddle means and the ends of said support bar have coacting vertically and transversely cammed surfaces acting to center said support bar between said saddle means upon vertical engaging motion therebetween.
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) | 1978-03-31 | 1978-09-30 | 1979-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-31 | 1982-09-30 | 1983-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-31 | 1986-09-30 | 1987-04-01 | $7700.00 | Window Closed / Lapsed |