US3844614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat cushion
Assignee: Cox of Watford Ltd
•
Filing: 1973-03-29
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Granted: 1974-10-29
•
Expires: 1993-03-29
Abstract
Abstract A seat cushion comprising an outer skin, and soft flexible padding fixed within the skin and characterised by an engagement section fixed or integral around a fixing edge of the skin where the skin is free from the padding for engagement in a corresponding rim around a seat frame, whereby the cushion can be removably secured to the seat frame by engagement in the seat frame rim, or can present a smooth external appearance by engagement of the section in an exposed rim of a seat frame embodied within the cushion.
Inventors
- 👤 F Babbs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:34
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/70; B60N2/7023; B60N2/7035; B60N2/7041; B60N2/58; B60N2/5816; B60N2/5825
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
124 words
A seat comprising a relatively rigid frame, the frame defining a well for a cushion and formed with a rim around the well, the rim having a hook-like cross section, a cushion having a flexible external skin, soft flexible padding fixed within the skin, an engagement section fixed around the edge of the skin, and a neck of the skin between the edge of the padding and the engagement section permitting the engagement section to be manipulated in relation to the padding, the cushion being removably secured to the frame by engagement of the engagement section in the rim of hook-like cross section, and a locking strip press-fitted into a gap between the engagement section and the rim preventing dis-engagement of the engagement section.
Claim 2
Dependent Claim
124 words
A seat comprising a relatively rigid frame, the frame defining a well for a cushion and formed with a rim around the well, the rim having a hook-like cross section, a cushion having a flexible external skin, soft flexible padding fixed within the skin, an engagement section fixed around the edge of the skin, and a neck of the skin between the edge of the padding and the engagement section permitting the engagement section to be manipulated in relation to the padding, the cushion being removably secured to the frame by engagement of the engagement section in the rim of hook-like cross section, and a locking strip press-fitted into a gap between the engagement section and the rim preventing dis-engagement of the engagement section.
Claim 3
Dependent Claim
24 words
A seat as claimed in claim 1 in which the engagement section is formed with an integral external bead for insertion in the rim.
Claim 4
Dependent Claim
41 words
A seat as claimed in claim 1 in which both the frame and the cushion are in two portions, a seat portion and a back portion, the two portions of the cushion being connected together by a part of the skin.
Claim 5
Dependent Claim
25 words
A seat as claimed in claim 1 in which the frame has a back portion including a crash pad of moulded semi-rigid foam plastics material.
Claim 6
Dependent Claim
20 words
A seat as claimed in claim 1 in which the rim has a cranked portion leading to the hook-like section.
Claim 7
Dependent Claim
30 words
A seat as claimed in claim 1 in which the locking strip is a length of beading with a hollow cross-section and with external ribs for gripping it in position.
Claim 8
Dependent Claim
122 words
A seat comprising a relatively rigid frame, the frame defining a well for a cushion and formed with a rim around the well, the rim having a hook-like cross section, a cushion having a flexible external skin, soft flexible padding fixed within the skin, an engagement section fixed around the edge of the skin, and a neck of the skin between the edge of the padding and the engagement section permitting the engagement section to be manipulated in relation to the padding, the cushion being removably secured to the frame by engagement of the engagement section in the rim of hook-like cross-section, and tags formed in the rim and preventing dis-engagement of the engagement section from the hook-like part of the rim.
Claim 9
Dependent Claim
122 words
A seat comprising a relatively rigid frame, the frame defining a well for a cushion and formed with a rim around the well, the rim having a hook-like cross section, a cushion having a flexible external skin, soft flexible padding fixed within the skin, an engagement section fixed around the edge of the skin, and a neck of the skin between the edge of the padding and the engagement section permitting the engagement section to be manipulated in relation to the padding, the cushion being removably secured to the frame by engagement of the engagement section in the rim of hook-like cross-section, and tags formed in the rim and preventing dis-engagement of the engagement section from the hook-like part of the rim.
Claim 10
Dependent Claim
24 words
A seat as claimed in claim 7 in which the engagement section is formed with an integral external bead for insertion in the rim.
Claim 11
Dependent Claim
41 words
A seat as claimed in claim 7 in which both the frame and the cushion are in two portions, a seat portion and a back portion, the two portions of the cushion being connected together by a part of the skin.
Claim 12
Dependent Claim
25 words
A seat as claimed in claim 7 in which the frame has a back portion including a crash pad of moulded semirigid foam plastics material.
Claim 13
Dependent Claim
20 words
A seat as claimed in claim 7 in which the rim has a cranked portion leading to the hook-like section.
Claim 14
Dependent Claim
83 words
A cushion for a seat frame defining a well for the cushion and formed with a rim around the well, the rim having a hook-like cross-section, the cushion comprising a flexible external skin, soft flexible padding bonded to an inner surface of the skin, an engagement section fixed around the edge of the skin, and a neck of the skin extending from the edge of the padding to the engagement section permitting the engagement section to be manipulated in relation to the padding.
Claim 15
Dependent Claim
83 words
A cushion for a seat frame defining a well for the cushion and formed with a rim around the well, the rim having a hook-like cross-section, the cushion comprising a flexible external skin, soft flexible padding bonded to an inner surface of the skin, an engagement section fixed around the edge of the skin, and a neck of the skin extending from the edge of the padding to the engagement section permitting the engagement section to be manipulated in relation to the padding.
Claim 16
Dependent Claim
24 words
A cushion as claimed in claim 12 in which the engagement section is formed with an integral external bead for insertion in the rim.
Claim 17
Dependent Claim
35 words
A cushion as claimed in claim 12, in two portions, a seat portion and a back portion, the two portions having distinct and separate paddings and being connected together by a part of the skin.
Claim 18
Dependent Claim
97 words
A cushion comprising a flexible external skin, soft flexible padding bonded to an inner surface of the skin, which padding is moulded around a relatively rigid frame, an engagement section fixed around the edge of the skin, and a neck of the skin extending from the edge of the padding to the engagement section permitting the engagement section to be manipulated in relation to the padding, the engagement section being engaged in a rim of the frame which is exposed after moulding of the cushion, the skin being in two portions on either side of the padding.
Claim 19
Dependent Claim
97 words
A cushion comprising a flexible external skin, soft flexible padding bonded to an inner surface of the skin, which padding is moulded around a relatively rigid frame, an engagement section fixed around the edge of the skin, and a neck of the skin extending from the edge of the padding to the engagement section permitting the engagement section to be manipulated in relation to the padding, the engagement section being engaged in a rim of the frame which is exposed after moulding of the cushion, the skin being in two portions on either side of the padding.
Claim 20
Dependent Claim
28 words
A cushion as claimed in claim 15 including a locking strip pressed into a gap between the engagement section and the rim preventing dis-engagement of the engagement section.
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) | 1977-10-28 | 1978-04-29 | 1978-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-28 | 1982-04-29 | 1982-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-28 | 1986-04-29 | 1986-10-29 | $7700.00 | Window Closed / Lapsed |