US3829154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicular retractable cover
Assignee: Individual
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Filing: 1973-06-25
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Granted: 1974-08-13
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Expires: 1993-06-25
Abstract
Abstract In a retractable vehicular cover of the tarpaulin type, a remotely controllable system for the opening and closing of the container or trailer. The invention is particularly adapted to tractor-trailers and trucks.
Inventors
- 👤 W Becknell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:13
CPC Classifications
B; B60; B60J; B60J7/00; B60J7/02; B60J7/06; B60J7/067; B60J7/068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
In an open-top vehicular container, flexible cover apparatus comprising: A. two reels bearing in the container, extending lengthwise thereof; B. a flexible cover anchored to one of the bearing reels, containing at least two webs which circumferentially engage the other bearing reel; C. means to drive the reels alternately clockwise and counterclockwise; D. transverse brace means secured to top sides of the container to provide support to the web; E. adjustable bearing plate supports which allow adjustment of the tension of the webs and driving means by lateral movement of the supports; and F. automatically engageable means to activate and de-activate the reel driving means.
Claim 2
Dependent Claim
105 words
In an open-top vehicular container, flexible cover apparatus comprising: A. two reels bearing in the container, extending lengthwise thereof; B. a flexible cover anchored to one of the bearing reels, containing at least two webs which circumferentially engage the other bearing reel; C. means to drive the reels alternately clockwise and counterclockwise; D. transverse brace means secured to top sides of the container to provide support to the web; E. adjustable bearing plate supports which allow adjustment of the tension of the webs and driving means by lateral movement of the supports; and F. automatically engageable means to activate and de-activate the reel driving means.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-12 | 1978-02-11 | 1978-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-12 | 1982-02-11 | 1982-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-12 | 1986-02-11 | 1986-08-13 | $7700.00 | Window Closed / Lapsed |