US4936631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicular seat
Assignee: Ikeda Corp
•
Filing: 1989-10-12
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Granted: 1990-06-26
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Expires: 2009-10-12
Abstract
Abstract Disclosure herein is a vehicular seat which comprises a seat cushion; a seatback arranged on a rear part of the seat cushion, the seatback including a seatback frame having opposed side portions; a plurality of spring wires extending between the opposed side portions of the seatback frame; and an inside pad including a cushion pad proper, and upper and lower frame parts which are embedded in the cushion pad proper and having mutually mating portions pivotally connected through connecting bands; and clips for connecting one of the mating portions to one of the spring wires.
Inventors
- 👤 Yoshiharu Mochida
- 👤 Hiroaki Iwamoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:20
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/58
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
92 words
A vehicular seat comprising: a seat cushion; a seatback arranged on a rear part of said seat cushion, said seatback including a seatback frame having opposed side portions; a plurality of spring wires extending between said opposed side portions of said seatback frame; and an inside pad including a cushion pad proper, and upper and lower frame parts which are embedded in said cushion pad proper and have mutually mating portions pivotally connected through pivot means; and connecting means for connecting one of said mating portions to one of said spring wires.
Claim 2
Dependent Claim
92 words
A vehicular seat comprising: a seat cushion; a seatback arranged on a rear part of said seat cushion, said seatback including a seatback frame having opposed side portions; a plurality of spring wires extending between said opposed side portions of said seatback frame; and an inside pad including a cushion pad proper, and upper and lower frame parts which are embedded in said cushion pad proper and have mutually mating portions pivotally connected through pivot means; and connecting means for connecting one of said mating portions to one of said spring wires.
Claim 3
Dependent Claim
34 words
A vehicular seat as claimed in claim 1, in which said cushion pad proper of said inside pad has at its front side a groove which extends along one of said mutually mating portions.
Claim 4
Dependent Claim
28 words
A vehicular seat as claimed in claim 2, in which said upper frame part has a reversed U-shaped configuration and said lower frame part has a rectangular configuration.
Claim 5
Dependent Claim
40 words
A vehicular seat as claimed in claim 3, in which said reversed U-shaped upper frame part has inwardly extending leading ends which are pivotally connected, through said pivot means, to an upper horizontal section of said rectangular lower frame part.
Claim 6
Dependent Claim
17 words
A vehicular seat as claimed in claim 4, in which said pivot means comprises a connecting band.
Claim 7
Dependent Claim
34 words
A vehicular seat as claimed in claim 1, in which said seatback further comprises a headrest mounted on said seatback frame and outside pads arranged besides said opposed side portions of said seatback frame.
Claim 8
Dependent Claim
19 words
A vehicular seat as claimed in claim 6, in which said spring wire is of a S-shaped spring wire.
Claim 9
Dependent Claim
26 words
A vehicular seat as claimed in claim 7, in which said seatback further comprises a trim back board which covers a back side of said springs.
Claim 10
Dependent Claim
34 words
A vehicular seat as claimed in claim 6, in which said inside pad has an upper end pressed against a lower edge of said headrest and a lower end pressed against the seat cushion.
References Cited (Backward Citations)
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Cited
US3848926A
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US3861747A
Cited
US4420186A
Cited
US4527832A
Cited
US4639042A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-06-25 | 1993-12-25 | 1994-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-06-25 | 1997-12-25 | 1998-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-06-25 | 2001-12-25 | 2002-06-26 | $7700.00 | Window Closed / Lapsed |