US3897882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll-off container
Assignee: HYBUD EQUIPMENT CORP
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Filing: 1974-04-16
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Granted: 1975-08-05
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Expires: 1994-04-16
Abstract
Abstract A reversible roll-off container for use with a truck chassis. The truck chassis has a rearwardly directed frame and means for hoisting and positioning a container thereon. The container has an improved frame engaging means thereon providing for bidirectional loading of the container and automatic securing or holding of the container on the truck during transport or unloading of the container contents.
Inventors
- 👤 Hyman Budoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:44
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/64; B60P1/6418; B60P1/6427
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
173 words
A roll-off container for use with a truck chassis having a rearwardly directed frame with means of hoisting and positioning said container thereon, by engaging either end of said container, the forward end of said frame having a container positioning means for overlying engagement of either end of said container, said frame having intermediate the ends thereof an upwardly projecting and rearwardly directed container engaging member, the underside of said container carrying thereon a frame engaging means, characterized in that, said frame engaging means on said container is an assembly having a connector element positioned for captivation by said container engaging member on said frame, said connector element being transversely directed and having attached to each end thereof a carrier block which is slidably moveable relative to said container and confined within a channel beam attached to and extending longitudinally along the underside of said container, said assembly further having forward and rearward stop elements positioned within said channel beam to establish the maximum extent of the relative movement of said connector element.
Claim 2
Dependent Claim
173 words
A roll-off container for use with a truck chassis having a rearwardly directed frame with means of hoisting and positioning said container thereon, by engaging either end of said container, the forward end of said frame having a container positioning means for overlying engagement of either end of said container, said frame having intermediate the ends thereof an upwardly projecting and rearwardly directed container engaging member, the underside of said container carrying thereon a frame engaging means, characterized in that, said frame engaging means on said container is an assembly having a connector element positioned for captivation by said container engaging member on said frame, said connector element being transversely directed and having attached to each end thereof a carrier block which is slidably moveable relative to said container and confined within a channel beam attached to and extending longitudinally along the underside of said container, said assembly further having forward and rearward stop elements positioned within said channel beam to establish the maximum extent of the relative movement of said connector element.
Claim 3
Dependent Claim
47 words
The combination of claim 1 further characterized in that, said container engaging member has an upwardly directed portion and a rearwardly directed portion, said rearwardly directed portion having on the underside thereof a forwardly and downwardly tapered surface terminating in a cove area having a forward radius.
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) | 1978-08-04 | 1979-02-03 | 1979-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-08-04 | 1983-02-03 | 1983-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-08-04 | 1987-02-03 | 1987-08-05 | $7700.00 | Window Closed / Lapsed |