US4099684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat belt system
Assignee: Tokai Rika Co Ltd
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Filing: 1977-07-25
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Granted: 1978-07-11
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Expires: 1997-07-25
Abstract
Abstract A seat belt retractor system of the type wherein two seat belts are wound up on a single retractor shaft one over the other. The retractor includes a base, a retractor shaft rotatably supported by the base and a fastening means provided on both seat belts whereby the seat belts are easily fastened together when the seat belts contact each other during retraction and are easily separated when the seat belts are separated during extension.
Inventors
- 👤 Mamoru Mori
- 👤 Jun Yasumatsu
- 👤 Tatsushi Kubota
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:58
CPC Classifications
B; B60; B60R; B60R22/00; B60R22/02; B60R22/023; B60R2022/021; B60R2022/026; B60R22/34; B60R2022/3424
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
82 words
A seat belt retractor system for winding up two seat belts on a single retractor shaft one over the other, comprising: a base; a retractor shaft rotatably supported by said base two seat belts coupled said retractor shaft; and a flexible fastening means provided on both of said seat belts whereby said seat belts are easily fastened together along their length when the seat belts contact each other during retraction and are easily separated when the seat belts are separated during extension.
Claim 2
Dependent Claim
82 words
A seat belt retractor system for winding up two seat belts on a single retractor shaft one over the other, comprising: a base; a retractor shaft rotatably supported by said base two seat belts coupled said retractor shaft; and a flexible fastening means provided on both of said seat belts whereby said seat belts are easily fastened together along their length when the seat belts contact each other during retraction and are easily separated when the seat belts are separated during extension.
Claim 3
Dependent Claim
18 words
A seat belt retractor system according claim 1 wherein said seat belts are formed from one continuous belt.
Claim 4
Dependent Claim
25 words
A seat belt retractor system according to claim 1 wherein said fastening means is provided intermittently along the length of both of said seat belts.
Claim 5
Dependent Claim
25 words
A seat belt retractor system according to claim 1 wherein said fastening means is provided intermittently along the length of both of said seat belts.
Claim 6
Dependent Claim
37 words
A seat belt retractor system according to claim 1 wherein said fastening means is provided intermittently along the length of one of said seat belts, and continuously along the length of the other of said seat belts.
Claim 7
Dependent Claim
20 words
A seat belt retractor system according to claim 3, 4 and 5 wherein said fastening means is a "velveting fastener."
Claim 8
Dependent Claim
43 words
A seat belt retractor system according to claim 1 further comprising: a roller attached to a retractor cover; and one of said seat belts passes over said roller and the other of said seat belts passes between said roller and said retractor cover.
Claim 9
Dependent Claim
104 words
A seat belt retractor system for winding up two seat belts on a single retractor shaft one over the other comprising: a base; a retractor shaft rotatably supported by said base; two seat belts coupled to said retractor shaft, are formed as one continuous belt; a flexible fastening means provided on both of said seat belts whereby said seat belts are easily fastened together along their length when the seat belts contact each other during retraction and are easily separated when the seat belts are separated during extension; and a roller attached to said base whereby said seat belts are smoothly separated during extension.
Claim 10
Dependent Claim
104 words
A seat belt retractor system for winding up two seat belts on a single retractor shaft one over the other comprising: a base; a retractor shaft rotatably supported by said base; two seat belts coupled to said retractor shaft, are formed as one continuous belt; a flexible fastening means provided on both of said seat belts whereby said seat belts are easily fastened together along their length when the seat belts contact each other during retraction and are easily separated when the seat belts are separated during extension; and a roller attached to said base whereby said seat belts are smoothly separated during extension.
References Cited (Backward Citations)
US4065156A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-07-10 | 1982-01-09 | 1982-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-07-10 | 1986-01-09 | 1986-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-07-10 | 1990-01-09 | 1990-07-11 | $7700.00 | Window Closed / Lapsed |