US4119344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle seat belt assembly with improved buckle section
Assignee: Nissan Motor Co Ltd
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Filing: 1976-12-10
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Granted: 1978-10-10
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Expires: 1996-12-10
Abstract
Abstract An anchor element and a buckle are interconnected by a plurality of plastic elastic filaments which are twisted about a common axis to form a single twisted strand. A solid plastic enclosure is formed integrally around the anchor element, the twisted strand and a portion of the buckle by injection molding.
Inventors
- 👤 Iori Kondo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:41
CPC Classifications
B; B60; B60R; B60R22/00; B60R22/18; B60R22/22; Y; Y10; Y10T; Y10T24/00; Y10T24/47; Y10T24/4791
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
121 words
In a vehicle safety seat belt, a buckle section comprising, an anchor element at one end of the buckle section to be fastened to a fixed part of the vehicle body, a buckle at the other end of the buckle section with a lug portion, a single twisted strand connected between said anchor element and said lug portion of the buckle, said twisted strand being formed by connecting said anchor element and the lug portion of said buckle with plastic threads and thereafter twisting the threads together about the longitudinal axis thereof by rotating said anchor element relative to the lug portion of said buckle, and a solid plastic enclosure integrally formed around said anchor element, twisted strand and lug portion.
Claim 2
Dependent Claim
121 words
In a vehicle safety seat belt, a buckle section comprising, an anchor element at one end of the buckle section to be fastened to a fixed part of the vehicle body, a buckle at the other end of the buckle section with a lug portion, a single twisted strand connected between said anchor element and said lug portion of the buckle, said twisted strand being formed by connecting said anchor element and the lug portion of said buckle with plastic threads and thereafter twisting the threads together about the longitudinal axis thereof by rotating said anchor element relative to the lug portion of said buckle, and a solid plastic enclosure integrally formed around said anchor element, twisted strand and lug portion.
Claim 3
Independent Claim
76 words
A method for making a buckle section of a vehicle safety seat belt, comprising connecting with plastic threads an anchor element and the lug portion of a buckle, twisting the threads about the longitudinal center axis thereof to form a single twisted strand by rotating said anchor relative to the lug portion of said buckle, and forming integrally a solid plastic enclosure around said anchor element, said twisted strand and the lug portion of said buckle.
Claim 4
Independent Claim
76 words
A method for making a buckle section of a vehicle safety seat belt, comprising connecting with plastic threads an anchor element and the lug portion of a buckle, twisting the threads about the longitudinal center axis thereof to form a single twisted strand by rotating said anchor relative to the lug portion of said buckle, and forming integrally a solid plastic enclosure around said anchor element, said twisted strand and the lug portion of said buckle.
Claim 5
Independent Claim
84 words
A method for making a buckle section of a vehicle safety seat belt, comprising forming plastic threads into the shape of a loop, connecting with loop-shaped an anchor element and the lug portion of a buckle, twisting said loop-shaped threads about the longitudinal axis thereof to form a single twisted strand by rotating said anchor relative to the lug portion of said buckle, and forming integrally a solid plastic enclosure around said anchor element, said twisted strand and the lug portion of said buckle.
Claim 6
Independent Claim
84 words
A method for making a buckle section of a vehicle safety seat belt, comprising forming plastic threads into the shape of a loop, connecting with loop-shaped an anchor element and the lug portion of a buckle, twisting said loop-shaped threads about the longitudinal axis thereof to form a single twisted strand by rotating said anchor relative to the lug portion of said buckle, and forming integrally a solid plastic enclosure around said anchor element, said twisted strand and the lug portion of said buckle.
Claim 7
Dependent Claim
17 words
A buckle section according to claim 1, in which said plastic enclosure is formed by injection molding.
Claim 8
Dependent Claim
26 words
A buckle section according to claim 1, in which said anchor element includes a flange spool around which the looped ends of said filaments are wound.
Claim 9
Dependent Claim
34 words
A buckle section according to claim 1, in which said anchor element includes an elongate plate having two pins on the opposite faces thereon, around which the looped ends of said filaments are wound.
Claim 10
Dependent Claim
40 words
A buckle section according to claim 1, in which said anchor element includes a bifurcated plate having two legs and a stud connected to and extending between said two legs around which said looped ends of said filaments are wound.
Claim 11
Dependent Claim
30 words
A buckle section according to claim 1, comprising a shield element mounted on the lug portion to protect the looped ends of said filaments from rubbing against the lug portion.
References Cited (Backward Citations)
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-10-09 | 1982-04-10 | 1982-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-10-09 | 1986-04-10 | 1986-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-10-09 | 1990-04-10 | 1990-10-10 | $7700.00 | Window Closed / Lapsed |