US6056367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chair structure
Assignee: Individual
•
Filing: 1999-04-26
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Granted: 2000-05-02
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Expires: 2019-04-26
Abstract
Abstract A chair includes a seat frame with four legs and a backrest frame. Each of the seat frame and the backrest frame has a plurality of connecting members connected to two sides thereof and a plurality of flexible strips connected between the connecting members. Four bags are respectively mounted to the two sides of the seat frame and the backrest frame and the bags enclose the connecting members on the seat frame and the backrest frame. Each of the bags has foam material filled therein so that the bags are soft.
Inventors
- 👤 Yun-Chien Hsiao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:26
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/28; A47C23/00; A47C23/12; A47C23/26; A47C31/00; A47C31/02; A47C31/04; A47C7/024; A47C7/32; A47C7/36; A47C7/40; A47C7/405
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
160 words
A chair comprising: a seat frame, a backrest frame connected to said seat and a supporting member connected to the bottom of said seat frame, two sides of said seat frame and said backrest frame having a plurality of connecting members connected thereto and a plurality of flexible strips connected between said connecting members on said two sides of said at least one of said seat frame and said backrest frame, and two bags respectively mounted to each of the two sides of said seat frame and said backrest frame, said connecting members on said seat frame and said backrest frame enclosed in said bags, each bag having a plurality of apertures defined therethrough for said flexible strips to extend between said connecting members, an engaging means connected to two longitudinal sides of each bag, each bag having a tightening tab extending laterally from each end thereof so as to securely wrap around said seat frame and said backrest frame.
Claim 2
Dependent Claim
160 words
A chair comprising: a seat frame, a backrest frame connected to said seat and a supporting member connected to the bottom of said seat frame, two sides of said seat frame and said backrest frame having a plurality of connecting members connected thereto and a plurality of flexible strips connected between said connecting members on said two sides of said at least one of said seat frame and said backrest frame, and two bags respectively mounted to each of the two sides of said seat frame and said backrest frame, said connecting members on said seat frame and said backrest frame enclosed in said bags, each bag having a plurality of apertures defined therethrough for said flexible strips to extend between said connecting members, an engaging means connected to two longitudinal sides of each bag, each bag having a tightening tab extending laterally from each end thereof so as to securely wrap around said seat frame and said backrest frame.
Claim 3
Dependent Claim
37 words
The chair as claimed in claim 1, wherein each said tightening tab has a first adhesive member attached thereon, and each end of said seat frame and said backrest frame has a second adhesive member attached thereon.
Claim 4
Dependent Claim
17 words
The chair as claimed in claim 1 further comprising foam material filled in each of said bags.
Claim 5
Dependent Claim
47 words
The chair as claimed in claim 1 further comprising a headrest frame connected to said backrest and a plurality of connecting members connected to two sides of said headrest frame, a plurality of flexible strips connected between said connecting members on said sides of said headrest frame.
Claim 6
Dependent Claim
16 words
The chair as claimed in claim 4 further comprising a cover mounted to said headrest frame.
Claim 7
Dependent Claim
37 words
The chair as claimed in claim 1 further comprising two bars connected between the two sides of said seat frame and a supporting board connected between said two bars, said supporting member connected to said supporting board.
Claim 8
Dependent Claim
37 words
The chair as claimed in claim 6, wherein each bag on said seat frame has a notch defined in one of two longitudinal sides thereof so that one of said two bars is received in said notch.
Claim 9
Dependent Claim
29 words
The chair as claimed in claim 7, wherein said engaging means on said two longitudinal sides of each bag on said each frame is located between said two bars.
Claim 10
Dependent Claim
30 words
The chair as claimed in claim 1, wherein each connecting member has a tongue extending therefrom which is fixedly connected to one of said seat frame and said backrest frame.
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) | 2003-05-02 | 2003-11-01 | 2004-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-05-02 | 2007-11-01 | 2008-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-05-02 | 2011-11-01 | 2012-05-02 | $7700.00 | Window Closed / Lapsed |