Patent US1485187A successfully refreshed from Google Patents.
US4296967A
Expired / Lapsed
US
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Passenger seat
Assignee: Individual
•
Filing: 1979-11-01
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Granted: 1981-10-27
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Expires: 1999-11-01
Abstract
Abstract A passenger seat for vehicles such as buses, railway cars, ships and airplanes which has a seating member mounted on a base and a backrest member mounted by a support structure on the seating member. The seating and backrest members consist of sandwiched plates which have the support structure for the backrest member incorporated therein.
Inventors
- 👤 Ignaz Vogel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:44
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/242; A; A47; A47C; A47C5/00; A47C7/00; A47C7/02; A47C7/16
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
139 words
A passenger seat for people moving vehicles such as buses, railways cars, ships and airplanes, said seat comprising: a base; a seating member supported on said base; a backrest member mounted on said seating member, said seating and backrest members consisting of sandwiched plate structures each having spaced plates with a cellular structured core disposed therebetween and a sleeve fully incorporated into the sandwiched plate structure by being disposed between and firmly connected to each of said spaced plates, a bracket structure having its ends extending into the sleeves of said seating and backrest members and being mounted therein for supporting said backrest member on said seating member, and mounting means disposed at the underside of said seating member and connected to said sleeve incorporated in said seating member for supporting said seating and backrest members on said base.
Claim 2
Dependent Claim
139 words
A passenger seat for people moving vehicles such as buses, railways cars, ships and airplanes, said seat comprising: a base; a seating member supported on said base; a backrest member mounted on said seating member, said seating and backrest members consisting of sandwiched plate structures each having spaced plates with a cellular structured core disposed therebetween and a sleeve fully incorporated into the sandwiched plate structure by being disposed between and firmly connected to each of said spaced plates, a bracket structure having its ends extending into the sleeves of said seating and backrest members and being mounted therein for supporting said backrest member on said seating member, and mounting means disposed at the underside of said seating member and connected to said sleeve incorporated in said seating member for supporting said seating and backrest members on said base.
Claim 3
Dependent Claim
15 words
A passenger seat as recited in claim 1, wherein said sandwich plates are shaped members.
Claim 4
Dependent Claim
17 words
A passenger seat as recited in claim 1, wherein said sandwich plates have honeycomb structured cardboard cores.
Claim 5
Dependent Claim
33 words
A passenger seat as recited in claim 1, wherein said sandwich plates have cores of coarse cellular foamed plastic having a cover sheet at each side so as to form rigid support plates.
Claim 6
Dependent Claim
17 words
A passenger seat as recited in claim 3 or 4, wherein said cover sheets consist of aluminum.
Claim 7
Dependent Claim
19 words
A passenger seat as recited in claim 3 or 4, wherein said cover sheets consist of high-strength plastic materials.
Claim 8
Dependent Claim
15 words
A passenger seat as recited in claim 1, wherein said sleeves are rectangular in cross-section.
Claim 9
Dependent Claim
17 words
A passenger seat as recited in claim 7, wherein said sleeves are cemented into the sandwich plates.
Claim 10
Dependent Claim
15 words
A passenger seat as recited in claim 1, wherein said bracket structure is somewhat elastic.
Claim 11
Dependent Claim
17 words
A passenger seat as recited in claim 1, wherein said bracket structure includes a lockable pivot bearing.
Claim 12
Dependent Claim
137 words
A passenger seat for people moving vehicles such as buses, railways cars, ships and airplanes, said seat comprising: a base; a seating member supported on said base; a backrest member mounted on said seating member, said seating and backrest members consisting of sandwiched plate structures each having a honeycomb structured core with cover sheets at both sides connected to said honeycomb structured core so as to form a rigid support plate; a central sleeve fully incorporated in said support plate between said cover sheets and connected thereto; a bracket structure having its ends extending into the sleeves of said seating and backrest members and being mounted therein for supporting said backrest member on said seating member, and means for mounting the sleeve incorporated in said seating member for supporting said seating and backrest members on said base.
Claim 13
Dependent Claim
137 words
A passenger seat for people moving vehicles such as buses, railways cars, ships and airplanes, said seat comprising: a base; a seating member supported on said base; a backrest member mounted on said seating member, said seating and backrest members consisting of sandwiched plate structures each having a honeycomb structured core with cover sheets at both sides connected to said honeycomb structured core so as to form a rigid support plate; a central sleeve fully incorporated in said support plate between said cover sheets and connected thereto; a bracket structure having its ends extending into the sleeves of said seating and backrest members and being mounted therein for supporting said backrest member on said seating member, and means for mounting the sleeve incorporated in said seating member for supporting said seating and backrest members on said base.
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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) | 1984-10-26 | 1985-04-27 | 1985-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-10-26 | 1989-04-27 | 1989-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-10-26 | 1993-04-27 | 1993-10-27 | $7700.00 | Window Closed / Lapsed |