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Patent US4213636A successfully refreshed from Google Patents.
US4213636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety barrier for a vehicle
Assignee: Individual
•
Filing: 1978-09-18
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Granted: 1980-07-22
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Expires: 1998-09-18
Abstract
Abstract A barrier for separating the passenger compartment of a vehicle from the compartment occupied by the vehicle operator. This barrier is comprised of a stiffly flexible, firm but not hard, frame made of a material such as polyvinyl chloride tubing, the size of the frame being expandable to allow for press fit installation. The frame is traversed by flexible bands which perform the barrier function.
Inventors
- 👤 William B. King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:19
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/06
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
86 words
A safety barrier for preventing passengers from being projected to a forward compartment in vehicle from an aisle thereof, said barrier comprising a frame element of appropriate shape and dimension to extend from the ceiling to the floor and across the width of the aisle in the vehicle and a plurality of horizontally extending endless elastic bands extending across the frame and being spaced vertically apart to prevent a standing passenger from being projected into the forward compartment but to allow the passenger to climb therethrough.
Claim 2
Dependent Claim
86 words
A safety barrier for preventing passengers from being projected to a forward compartment in vehicle from an aisle thereof, said barrier comprising a frame element of appropriate shape and dimension to extend from the ceiling to the floor and across the width of the aisle in the vehicle and a plurality of horizontally extending endless elastic bands extending across the frame and being spaced vertically apart to prevent a standing passenger from being projected into the forward compartment but to allow the passenger to climb therethrough.
Claim 3
Dependent Claim
34 words
The barrier of claim 1, wherein a plastic tubing connected to two sides of the frame and extending in parallel to the two other sides of the frame is provided in the frame element.
Claim 4
Dependent Claim
15 words
The barrier of claim 1, wherein the frame is made of a stiffly flexible material.
Claim 5
Dependent Claim
119 words
A safety barrier for preventing passengers from being projected into the forward compartment in a vehicle from an aisle thereof, said barrier comprising a rectangular frame element made of plastic tubing, the frame being of appropriate dimension to extend from the ceiling to the floor and across the width of the aisle in the vehicle and having provided therein a plastic tubing connected to two sides of the frame and extending in parallel to the two other sides of the frame; and a plurality of horizontally extending endless elastic bands extending across the frame and being spaced vertically apart to prevent a standing passenger from being projected into the forward compartment but to allow the passenger to climb therethrough.
Claim 6
Dependent Claim
119 words
A safety barrier for preventing passengers from being projected into the forward compartment in a vehicle from an aisle thereof, said barrier comprising a rectangular frame element made of plastic tubing, the frame being of appropriate dimension to extend from the ceiling to the floor and across the width of the aisle in the vehicle and having provided therein a plastic tubing connected to two sides of the frame and extending in parallel to the two other sides of the frame; and a plurality of horizontally extending endless elastic bands extending across the frame and being spaced vertically apart to prevent a standing passenger from being projected into the forward compartment but to allow the passenger to climb therethrough.
Claim 7
Dependent Claim
36 words
The barrier of claim 1 or 4, wherein the frame element is provided with means to vary the length of the periphery of the frame whereby to effect the press fit installation thereof in the vehicle.
References Cited (Backward Citations)
US2586063A
Cited
US3049373A
Cited
US3044800A
Cited
US3169781A
Cited
US3172702A
Cited
US3190686A
Cited
US3525535A
Cited
US3643972A
Cited
US3909038A
Cited
US3930680A
Cited
US3889970A
Cited
US3934926A
Cited
US3981530A
Cited
DE2448527A1
Cited
US4043583A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-07-22 | 1984-01-21 | 1984-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-07-22 | 1988-01-21 | 1988-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-07-22 | 1992-01-21 | 1992-07-22 | $7700.00 | Window Closed / Lapsed |