Patent US4558902A successfully refreshed from Google Patents.
US4558902A
Expired / Lapsed
US
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Travel seat
Assignee: MESSRS WILLIBALD GRAMMER
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Filing: 1983-01-18
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Granted: 1985-12-17
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Expires: 2003-01-18
Abstract
Abstract In a travel seat comprising a backrest, at least one armrest and a seat cushion, there is provided a support plate member which, disposed at the front end of the armrest in a horizontal position is pivotal in its horizontal plane about a vertical axis and, in the position in which it is swung out, is rotatable about a horizontal axis and can be swung in under the armrest.
Inventors
- 👤 Hermann Meiller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:36
CPC Classifications
B; B64; B64D; B64D11/00; B64D11/06; B64D11/0638; B64D11/0639; B64D11/0643; B64D11/0647
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
100 words
A travel seat comprising a seat cushion, a seat cushion carrier, a backrest cushion and a backseat cushion carrier pivotally mounted relative to the seat cushion carrier and further including a flap pivotally mounted to said seat cushion carrier in a region thereof proximate said backrest cushion carrier means for movement about an axis extending transversely with said seat cushion carrier, said backrest cushion carrier including a member to positively engage said flap of said seat cushion carrier upon rearward pivotal movement of said backrest cushion carrier means to cause said flap to pivot out of said seat cushion carrier.
Claim 2
Dependent Claim
100 words
A travel seat comprising a seat cushion, a seat cushion carrier, a backrest cushion and a backseat cushion carrier pivotally mounted relative to the seat cushion carrier and further including a flap pivotally mounted to said seat cushion carrier in a region thereof proximate said backrest cushion carrier means for movement about an axis extending transversely with said seat cushion carrier, said backrest cushion carrier including a member to positively engage said flap of said seat cushion carrier upon rearward pivotal movement of said backrest cushion carrier means to cause said flap to pivot out of said seat cushion carrier.
Claim 3
Dependent Claim
81 words
The travel seat as defined in claim 1 and further including a flap pivotally mounted to said backrest cushion carrier in a lower region thereof for movement about a transverse axis to said backrest cushion carrier, said seat cushion carrier including a member to positively engage from below said flap of said backrest cushion carrier upon rearward pivotal movement of said backrest cushion carrier to cause said flap of said backrest cushion carrier to pivot out of said backrest cushion carrier.
References Cited (Backward Citations)
GB190612987A
Cited
US1271636A
Cited
FR36146E
Cited
FR680482A
Cited
GB456391A
Cited
US2489861A
Cited
US2655197A
Cited
US2518381A
Cited
DE2026929A1
Cited
US3598442A
Cited
US3717375A
Cited
US3938858A
Cited
US3929374A
Cited
US4040661A
Cited
DE2723148A1
Cited
US4362336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-12-16 | 1989-06-17 | 1989-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-16 | 1993-06-17 | 1993-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-16 | 1997-06-17 | 1997-12-17 | $7700.00 | Window Closed / Lapsed |