US4867508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat with cover secured thereto
Assignee: Tachi S Co Ltd
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Filing: 1988-04-01
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Granted: 1989-09-19
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Expires: 2008-04-01
Abstract
Abstract A seat comprising a cover member (3) bonded to a molded polyurethane foam (2) along a surface of the latter, wherein, instead of a continuous one-piece cover member, a cover member cut and split into individual parts or a locally-cut cover member is used, and portions of the cover member parts to be bonded or necessary portions of the locally-cut cover members are buried and fixed in grooves of the molded polyurethane foam (2) to construct a three-dimensional seat shape.
Inventors
- 👤 Muneharu Urai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:06
CPC Classifications
B; B68; B68G; B68G7/00; B29; B29D; B29D99/00; B29D99/0092; B60; B60N; B60N2/00; B60N2/58; B60N2/5816; B60N2/5875
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
104 words
A seat characterized in that an unstretchable or substantially unstretchable, one-piece cover member is secured to the body of the seat comprising a molded, elastic member having an uneven upper surface, said cover member having cut-out portions formed around the end edges thereof allowing said cover member to conform to an overall three-dimensional shape of the seat, said body of the seat having grooves formed therein in which said end edges and said cut-out portions are buried, the buried end edges of said cover members are bonded to said groove, and said cover members are free from said elastic member at the remaining area.
Claim 2
Dependent Claim
104 words
A seat characterized in that an unstretchable or substantially unstretchable, one-piece cover member is secured to the body of the seat comprising a molded, elastic member having an uneven upper surface, said cover member having cut-out portions formed around the end edges thereof allowing said cover member to conform to an overall three-dimensional shape of the seat, said body of the seat having grooves formed therein in which said end edges and said cut-out portions are buried, the buried end edges of said cover members are bonded to said groove, and said cover members are free from said elastic member at the remaining area.
Claim 3
Dependent Claim
25 words
A seat as claimed in claim 1, characterized in that the buried end edges of said cover members are bonded to walls of said groove.
Claim 4
Dependent Claim
23 words
A seat as claimed in claim 1, wherein said elastic member is a molded polyurethane foam or a molded slab of foamed polyurethane.
Claim 5
Dependent Claim
28 words
A seat as claimed in claim 3, characterized in that a filler pad is interposed between said cover member and said molded polyurethane foam or said molded slab.
Claim 6
Dependent Claim
115 words
A seat characterized in that an unstretchable or substantially unstretchable, one piece cover member secured to a seat comprising a molded elastic member having an uneven upper surface, said cover member conforming to an overall three-dimensional shape of the seat by forming cut-out portions around the end edges forming shaped portions in the cover member, said molded elastic member having grooves formed therein in which said end edges and said cut-out portions are buried such that said shaped portions conform to said three-dimensional shape, the end edges of said cover member being bonded to walls of said groove, and said cover member is free from said elastic member at the remaining of said cover member.
Claim 7
Dependent Claim
115 words
A seat characterized in that an unstretchable or substantially unstretchable, one piece cover member secured to a seat comprising a molded elastic member having an uneven upper surface, said cover member conforming to an overall three-dimensional shape of the seat by forming cut-out portions around the end edges forming shaped portions in the cover member, said molded elastic member having grooves formed therein in which said end edges and said cut-out portions are buried such that said shaped portions conform to said three-dimensional shape, the end edges of said cover member being bonded to walls of said groove, and said cover member is free from said elastic member at the remaining of said cover member.
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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) | 1992-09-18 | 1993-03-20 | 1993-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-09-18 | 1997-03-20 | 1997-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-09-18 | 2001-03-20 | 2001-09-19 | $7700.00 | Window Closed / Lapsed |