Patent US4715916A successfully refreshed from Google Patents.
US4715916A
Expired / Lapsed
US
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Method for assembling a seat back
Assignee: Tachi S Co Ltd
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Filing: 1985-09-20
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Granted: 1987-12-29
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Expires: 2005-09-20
Abstract
Abstract A method of assembling a seat back in an automotive seat is disclosed which comprises the steps: inserting a baggily sewn trim cover assembly into a lower mold; pressing an upper mold against the front surface of the trim cover assembly to emboss a predetermined configuration in the trim cover assembly; applying an adhesive agent to the embossed trim cover assembly; pressing a cushion member against the embossed trim cover assembly to bond thereto and, turning over the portions of the trim cover assembly which are not bonded to cover the cushion member.
Inventors
- 👤 Makoto Shimada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:29
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/58; B60N2/5816; B60N2/5875; B29; B29C; B29C51/00; B29C51/08; B29C51/082; B29C59/00; B29C59/02; B29C59/026; B29C63/00; B29C63/22; B60N2/5891; B60N2/68; B60N2/686; B60N2/70; B60N2/72; B29L; B29L2031/00; B29L2031/58; Y; Y10; Y10S; Y10S297/00; Y10S297/01; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/103; Y10T156/1031
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
207 words
A method of assembling a seat back, comprising the steps of: forming a bag-like trim cover assembly by sewing at least a cover portion defining front and lateral side portions of the seat back to a cover portion defining a back portion of the seat back; mounting said bag-like trim cover assembly, inside out, onto a cantileverwise supported lower mold in an inserted manner, said lower mold being provided on the upper surface thereof with an uneven configuration corresponding to a desired front surface of the seat back; pressing an upper mold having on the engagement surface thereof an uneven configuration corresponding to said uneven configuration of said lower mold onto said trim cover assembly so as to form an uneven surface on said trim cover assembly; applying an adhesive agent to said uneven surface of said trim cover assembly; pressing a foam cushion member with a frame embedded therein against said trim cover assembly while said trim cover assembly is mounted on said lower mold, to thereby bond said cushion member to said trim cover assembly; and turning over the portions of said trim cover assembly which are disposed on the lower surface side of said lower mold so that said portions cover said cushion member.
Claim 2
Independent Claim
207 words
A method of assembling a seat back, comprising the steps of: forming a bag-like trim cover assembly by sewing at least a cover portion defining front and lateral side portions of the seat back to a cover portion defining a back portion of the seat back; mounting said bag-like trim cover assembly, inside out, onto a cantileverwise supported lower mold in an inserted manner, said lower mold being provided on the upper surface thereof with an uneven configuration corresponding to a desired front surface of the seat back; pressing an upper mold having on the engagement surface thereof an uneven configuration corresponding to said uneven configuration of said lower mold onto said trim cover assembly so as to form an uneven surface on said trim cover assembly; applying an adhesive agent to said uneven surface of said trim cover assembly; pressing a foam cushion member with a frame embedded therein against said trim cover assembly while said trim cover assembly is mounted on said lower mold, to thereby bond said cushion member to said trim cover assembly; and turning over the portions of said trim cover assembly which are disposed on the lower surface side of said lower mold so that said portions cover said cushion member.
Claim 3
Dependent Claim
25 words
A method according to claim 1, wherein said step of forming comprises forming a bag-like trim cover assembly by sewing portions made from elastic material.
Claim 4
Dependent Claim
28 words
A method according to claim 1, wherein said step of pressing comprises pressing a foam cushion member which includes a pipe frame and a reinforcing member disposed therein.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-12-28 | 1991-06-29 | 1991-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-12-28 | 1995-06-29 | 1995-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-12-28 | 1999-06-29 | 1999-12-29 | $7700.00 | Window Closed / Lapsed |