Patent US3909531A successfully refreshed from Google Patents.
Patent US4408797A successfully refreshed from Google Patents.
US4408797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Furniture article with padding attached to a supporting shell
Assignee: Wilkhahn Wilkening and Hahne GmbH and Co KG
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Filing: 1981-02-09
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Granted: 1983-10-11
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Expires: 2001-02-09
Abstract
Abstract A sitting furniture article with padding mounted on a supporting shell. The padding includes a cover and a profile strip for clamping the cover to a rim of the shell. The profile strip is embedded along an outer surface thereof in a foam cushion member forming the padding and is surrounded by a tightened cover.
Inventors
- 👤 Klaus Franck
- 👤 Werner Sauer
- 👤 Herbert L. Wiesmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:39
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/18; A47C7/185
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
85 words
An article of furniture comprising a supporting means and a padding means adapted to be mounted on the supporting means, characterized in that the padding means includes a cushion member, a cover means for covering the cushion member, and a profile means having an outer surface embedded in the cushion member for clamping the padding means and cover means directly to the supporting means whereby the padding means and cover means are clamped to the supporting means by said profile means without additional retaining means.
Claim 2
Dependent Claim
85 words
An article of furniture comprising a supporting means and a padding means adapted to be mounted on the supporting means, characterized in that the padding means includes a cushion member, a cover means for covering the cushion member, and a profile means having an outer surface embedded in the cushion member for clamping the padding means and cover means directly to the supporting means whereby the padding means and cover means are clamped to the supporting means by said profile means without additional retaining means.
Claim 3
Dependent Claim
36 words
An article of furniture according to claim 1, characterized in that the supporting means includes a supporting shell having a shell rim, and in that the cover means tightly surrounds a portion of the profile means.
Claim 4
Dependent Claim
40 words
An article of furniture according to claim 2, characterized in that the profile means is a profile strip having a groove means narrowly adapted to the shell rim for enabling a clamping of the cover means to the supporting means.
Claim 5
Dependent Claim
19 words
An article of furniture according to claim 3, characterized in that the shell rim has a substantially Z-shaped profile.
Claim 6
Dependent Claim
19 words
An article of furniture according to claim 3, characterized in that the shell rim has a substantially T-shaped profile.
Claim 7
Dependent Claim
32 words
An article of furniture according to one of claims 3, 4, or 5, characterized in that the profile strip is provided with two undercut grooves for accommodating material of the cushion member.
Claim 8
Dependent Claim
20 words
An article of furniture according to claim 6, characterized in that the material of the cushion member is foam material.
Claim 9
Dependent Claim
29 words
An article of furniture according to claim 7, characterized in that the profile strip is firmly incorporated in the foam material during a foaming step of the cushion member.
Claim 10
Dependent Claim
23 words
An article of furniture according to claim 7, characterized in that means are provided for attaching the profile strip to the cushion member.
Claim 11
Dependent Claim
17 words
An article of furniture according to claim 9, characterized in that the attaching means includes clip members.
Claim 12
Dependent Claim
20 words
An article of furniture according to claim 7, characterized in that the profile strip is glued to the cushion member.
Claim 13
Dependent Claim
18 words
An article of furniture according to claim 7, characterized in that the furniture article is a seat portion.
Claim 14
Dependent Claim
25 words
An article of furniture according to one of claims 1, or 2, characterized in that the profile strip has a substantially C-shaped cross sectional configuration.
Claim 15
Dependent Claim
62 words
An article of furniture according to claim 13, characterized in that said supporting means terminates in a radially upwardly extending rim portion adapted to be received within a portion of the substantially C-shaped profile strip with at least a portion of the cover means interposed between the rim portion and profile strip to securely clamp the cover means to the supporting means.
Claim 16
Dependent Claim
61 words
An article of furniture according to claim 1, characterized in that said profile means defines a groove means opening in a direction of the supporting means, said supporting means terminates in a first upwardly extending portion and a second radially extending portion so as to define a tortuous path for the cover means in the groove means of the profile means.
Claim 17
Dependent Claim
24 words
An article of furniture according to claim 1, characterized in that said cushion means surrounds at least three outer surfaces of said profile means.
Claim 18
Dependent Claim
46 words
An article of furniture according to claim 1, characterized in that said supporting means and said profile means are configured so as to define a tortuous path for the cover means whereby the cover means is positively clamped between the supporting means and said profile means.
Claim 19
Dependent Claim
43 words
An article of furniture according to claim 1, characterized in that said supporting means is formed as a rigid shell member terminating in a rim portion cooperable with said profile means to clamp the padding means and cover means to said supporting means.
Claim 20
Dependent Claim
39 words
An article of furniture according to claim 18, characterized in that said profile means is disposed on an underside of said padding means and includes a downwardly extending groove means for accommodating said rim portion and said cover means.
Claim 21
Dependent Claim
62 words
An article of furniture according to claim 1, characterized in that said profile means has a substantially H-shaped cross-sectional configuration provided with two undercut groove means for receiving the cushion member and a further groove means for accommodating a portion of the supporting means and the cover means so as to clamp the cover means and padding means to said supporting means.
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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) | 1986-10-10 | 1987-04-11 | 1987-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-10-10 | 1991-04-11 | 1991-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-10-10 | 1995-04-11 | 1995-10-11 | $7700.00 | Window Closed / Lapsed |