Patent US3608966A successfully refreshed from Google Patents.
US3608966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible chair
Assignee: Individual
•
Filing: 1969-02-17
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Granted: 1971-09-28
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Expires: 1989-02-17
Abstract
Abstract A collapsible chair construction having separably connected side and back frames together with a combination seat and back member separably suspended on the frames and including inflatable cushioning chamber portions, together with selected chamber portions for locking the seat and back member to the frames.
Inventors
- 👤 Peter Kredenser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:20
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/54; A47C7/00; A47C7/02
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
132 words
A collapsible chair comprising a pair of side frame members, means for maintaining said frame members in laterally spaced relation, and flexible seat and back means removably suspended from said frame members, said seat and back means comprising a plurality of adjacent inflatable chamber portions and a pair of oppositely disposed suspending wing portions, each of said wing portions comprising web portions and terminal inflatable chamber portions extending from said web portions, said frame members being formed with slots to pass the web portions of said wing portions therethrough with the terminal inflatable chamber portions located on the inner sides of said frame members forming body support means, and means engageable with said web portions and coacting with said terminal inflatable chamber portions to lock said wing portions to said frame members.
Claim 2
Dependent Claim
132 words
A collapsible chair comprising a pair of side frame members, means for maintaining said frame members in laterally spaced relation, and flexible seat and back means removably suspended from said frame members, said seat and back means comprising a plurality of adjacent inflatable chamber portions and a pair of oppositely disposed suspending wing portions, each of said wing portions comprising web portions and terminal inflatable chamber portions extending from said web portions, said frame members being formed with slots to pass the web portions of said wing portions therethrough with the terminal inflatable chamber portions located on the inner sides of said frame members forming body support means, and means engageable with said web portions and coacting with said terminal inflatable chamber portions to lock said wing portions to said frame members.
Claim 3
Dependent Claim
99 words
A chair as in claim 1 and further including a back frame member, means separably connecting said back frame member to said side frame members, said seat and back means comprising a third suspending wing portion terminating in an inflatable chamber portion, said back frame member being formed with a slot to pass a portion of said third wing portion thereto with the terminal inflatable chamber portion being located on the inner side of said back frame member, and means coacting with said last mentioned terminal inflatable portion to lock said third wing portion to said back frame member.
Claim 4
Dependent Claim
50 words
A chair as in claim 1 wherein said seat and back meaNs comprises adjacent seat and back portions, said suspending wing portions projecting laterally from the side edges of said seat portion, said seat portion including parallel inflatable chamber portions extending at their opposite ends to said suspending wing portions.
Claim 5
Dependent Claim
51 words
A chair as in claim 3, said web portions being foldable into flat condition for passage through the slots in said frame members to provide looped portions on the outer sides of said frame members, said coacting means comprising dowel means removably mounted on the looped portions of said web portions.
Claim 6
Dependent Claim
34 words
A chair as in claim 1, each of said frame members being formed with a pair of parallel adjacent slots, successive portions of said web portions being disposed in said pair of slots respectively.
Claim 7
Dependent Claim
112 words
For use with a chair having side and back frame members, flexible combination seat and back means and means for suspending said seat and back means on said frame members, said seat and back means comprising a central portion including a plurality of inflatable chamber portions, said suspending means comprising wing portions projecting outwardly from said central portion, each wing portion comprising a web portion and a terminal inflatable chamber portion extending from the web portion, said terminal inflatable chamber portion being adapted to be disposed on the inner sides of said frame members to provide body-supporting means and to form locking means for securing said wing portions to said frame members.
Claim 8
Dependent Claim
112 words
For use with a chair having side and back frame members, flexible combination seat and back means and means for suspending said seat and back means on said frame members, said seat and back means comprising a central portion including a plurality of inflatable chamber portions, said suspending means comprising wing portions projecting outwardly from said central portion, each wing portion comprising a web portion and a terminal inflatable chamber portion extending from the web portion, said terminal inflatable chamber portion being adapted to be disposed on the inner sides of said frame members to provide body-supporting means and to form locking means for securing said wing portions to said frame members.
Claim 9
Dependent Claim
43 words
Seat and back means as in claim 6 wherein said seat and back means comprises a pair of plastic sheets, said sheets being seamed together about the peripheral edges thereof and being seamed together along spaced lines to form said inflatable chamber portions.
Claim 10
Dependent Claim
19 words
Seat and back means as in claim 7 and further including valve means for inflating said inflatable chamber portions.
Claim 11
Dependent Claim
32 words
Seat and back means as in claim 6 wherein said central portion comprises side edges, a pair of said wing portions projecting laterally from the respective side edges of said central portion.
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) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |