Patent US5174602A successfully refreshed from Google Patents.
US5174602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cover for accommodating an air bag
Assignee: Takata Corp
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Filing: 1991-04-22
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Granted: 1992-12-29
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Expires: 2011-04-22
Abstract
Abstract A cover for accommodating an air bag, which is provided at its inner surface with a tear line for starting tear at a start of an operation of the air bag. The tear line is extended up to edges of the cover.
Inventors
- 👤 Yoshikazu Nakayama
- 👤 Takayasu Zushi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:36
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/16; B60R21/20; B60R21/215; B60R21/2165; B60R21/21656
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
191 words
A cover for accommodating and covering an air bag in an air bag device, comprising: a main plate portion in a form of a rectangular shape and having an inner surface, a middle portion and four sides, four erected piece portions extending in a direction to partly cover the air bag from the four sides of the main plate portion, respectively, said erected piece portions having inner surfaces and outer edges, and a tear line provided at the inner surfaces of the main plate portion and the erected piece portions for tearing the cover, said tear line including a central tear line extending in the middle portion of the main plate portion and terminating near the sides thereof, and two end tear lines extending perpendicular to and continuous from the central tear line, each end tear line extending along the side of the main plate portion and the two erected piece portions all the way to the outer edges thereof so that when the air bag is inflated, the main plate portion and the two erected piece portions are torn along the tear line to allow the cover to deform entirely.
Claim 2
Dependent Claim
191 words
A cover for accommodating and covering an air bag in an air bag device, comprising: a main plate portion in a form of a rectangular shape and having an inner surface, a middle portion and four sides, four erected piece portions extending in a direction to partly cover the air bag from the four sides of the main plate portion, respectively, said erected piece portions having inner surfaces and outer edges, and a tear line provided at the inner surfaces of the main plate portion and the erected piece portions for tearing the cover, said tear line including a central tear line extending in the middle portion of the main plate portion and terminating near the sides thereof, and two end tear lines extending perpendicular to and continuous from the central tear line, each end tear line extending along the side of the main plate portion and the two erected piece portions all the way to the outer edges thereof so that when the air bag is inflated, the main plate portion and the two erected piece portions are torn along the tear line to allow the cover to deform entirely.
Claim 3
Dependent Claim
16 words
A cover of claim 1, wherein said tear line is formed of a continuously extended groove.
Claim 4
Dependent Claim
21 words
A cover of claim 1, wherein said groove comprises a continuously extended groove and spaced concave portions provided in said groove.
Claim 5
Dependent Claim
24 words
A cover of claim 1, wherein said end tear lines are formed in the erected piece portions extending parallel to the central tear line.
Claim 6
Dependent Claim
20 words
A cover of claim 4, wherein said end tear lines extend in the erected piece portions along side portions thereof.
References Cited (Backward Citations)
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Cited
JPS6422753A
Cited
JPS6433266A
Cited
JPH01202550A
Cited
EP0363986A2
Cited
US4903986A
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JPH02171362A
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DE9001948U1
Cited
US5060971A
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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) | 1995-12-29 | 1996-06-29 | 1996-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-12-29 | 2000-06-29 | 2000-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-12-29 | 2004-06-29 | 2004-12-29 | $7700.00 | Window Closed / Lapsed |