Patent US2281265A successfully refreshed from Google Patents.
US3827752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protection units for the seats of school buses and the like
Assignee: Individual
•
Filing: 1973-02-13
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Granted: 1974-08-06
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Expires: 1993-02-13
Abstract
Abstract A protection unit for the seat of a vehicle such as a school bus or the like wherein the seat comprises a metallic frame supporting upholstered or fiber glass back and seat portions. The protection unit comprises a layer of energy absorbing material and an outer layer of appropriate upholstery material configured to cover at least the upper portion (and preferably substantially all) of that portion of the exposed seat frame supporting the seat back. The protection unit may be rapidly and easily installed without removing the seat from the vehicle.
Inventors
- 👤 C Bissinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:15
CPC Classifications
A; A47; A47C; A47C5/00; A47C5/04; A47C5/08; B; B60; B60N; B60N2/00; B60N2/24; B60N2/242
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
237 words
A protection unit for a vehicle seat of the type comprising a metallic framework having portions supporting a seat back and a seat bottom, said framework portion supporting said seat back comprising at least an upper horizontal element extending along the upper rear edge of said seat back and downwardly depending frame elements extending along the rear side edges of said seat back, means to affix said seat back to said upper horizontal and downwardly depending frame elements, said upper horizontal and downwardly depending frame elements having forward surfaces covered by said seat back when affixed thereto, the remaining surfaces of said frame elements being exposed, said protection unit comprising a layer of energy absorbing material and an envelope made up of front and rear panels joined together about their top and side edges and open along their bottom edges, at least said rear panel of said envelope being made of tough upholstery material, said layer of energy absorbing material being located within said envelope, means to affix said envelope and said layer of energy absorbing material therein to said veHicle seat with said rear panel of said envelope facing rearwardly of said vehicle seat and said energy absorbing layer being located on the opposite side of said frame members from said seat back, said envelope and said energy absorbing layer therein being so sized as to span said frame elements and cover all exposed surfaces thereof.
Claim 2
Dependent Claim
237 words
A protection unit for a vehicle seat of the type comprising a metallic framework having portions supporting a seat back and a seat bottom, said framework portion supporting said seat back comprising at least an upper horizontal element extending along the upper rear edge of said seat back and downwardly depending frame elements extending along the rear side edges of said seat back, means to affix said seat back to said upper horizontal and downwardly depending frame elements, said upper horizontal and downwardly depending frame elements having forward surfaces covered by said seat back when affixed thereto, the remaining surfaces of said frame elements being exposed, said protection unit comprising a layer of energy absorbing material and an envelope made up of front and rear panels joined together about their top and side edges and open along their bottom edges, at least said rear panel of said envelope being made of tough upholstery material, said layer of energy absorbing material being located within said envelope, means to affix said envelope and said layer of energy absorbing material therein to said veHicle seat with said rear panel of said envelope facing rearwardly of said vehicle seat and said energy absorbing layer being located on the opposite side of said frame members from said seat back, said envelope and said energy absorbing layer therein being so sized as to span said frame elements and cover all exposed surfaces thereof.
Claim 3
Dependent Claim
29 words
The structure claimed in claim 1 wherein said layer of energy absorbing material comprises a sheet of closed-cell vinyl sponge having a thickness of from one-fourth to 1 inch.
Claim 4
Dependent Claim
72 words
The structure claimed in claim 1 wherein said vehicle seat frame includes a lower horizontal member below and beneath said seat back, the bottom edge of said energy absorbing layer and at least the bottom edge of said rear envelope panel extending below and beneath said lower horizontal member and means to hold said bottom edge of said energy absorbing layer and said bottom edge of said rear envelope panel in position.
Claim 5
Dependent Claim
82 words
The structure claimed in claim 1 wherein said envelope and said energy absorbing layer therein are located on the opposite side of said frame elements from said seat back, peripheral top and side edges of said envelope and said energy absorbing layer passing about said frame elements to a position wherein said peripheral top and side edges of said envelope extend between said seat back and said frame elements and means to hold said envelope and enclosed energy absorbing layer in place.
Claim 6
Dependent Claim
82 words
The structure claimed in claim 1 wherein said front panel of said envelope is made of tough upholstery material, said envelope being placed over said seat back and frame elements with said front panel overlying said seat back, said rear panel facing rearwardly of said vehicle seat and said energy absorbing layer being located on said opposite side of said frame elements from said seat back with the peripheral top and side edges of said energy absorbing layer overlying said frame elements.
Claim 7
Dependent Claim
91 words
The structure claimed in claim 4 wherein said seat back is affixed to said frame elements by mounting screws passing through said frame elements and into said seat back, said means to hold said envelope and enclosed energy absorbing layer in place comprising grommets provided in said envelope inset from said side and top edges thereof and passing through said panels and energy absorbing layer thereof, selected ones at least of said seat mounting screws passing through said envelope grommets as well as said frame elements and into said seat back.
Claim 8
Dependent Claim
29 words
The structure claimed in claim 4 wherein said layer of energy absorbing material comprises a sheet of closedcell vinyl sponge having a thickness of from one-fourth to 1 inch.
Claim 9
Dependent Claim
47 words
The structure claimed in claim 5 including means to affix said energy absorbing layer to said upper horizontal frame element, a layer of polyethylene located over said seat back, said frame elements and said energy absorbing layer whereby to facilitate installation of said envelope of upholstery material.
Claim 10
Dependent Claim
30 words
The structure claimed in claim 5 wherein said layer of energy absorbing material comprises a sheet of closed cell vinyl sponge having a thickness of from one-fourth to 1 inch.
Claim 11
Dependent Claim
104 words
The structure claimed in claim 5 wherein said vehicle seat frame includes a lower horizontal frame element below and beneath said seat back, the bottom edge of said front panel extending below said seat back and being provided with a plurality of snap fastener means therealong, the bottom edge of said energy absorbing layer extending below and beneath said lower horizontal frame element, the bottom edge of said rear panel extending below, beneath and around said lower horizontal frame element, said bottom edge of said rear panel having snap fastener means therealong and in engagement with said snap fastener means of said front panel.
Claim 12
Dependent Claim
91 words
The structure claimed in claim 6 wherein said vehicle seat frame includes a lower horizontal frame element below and beneath said seat back, said bottom edges of said front and rear envelope paneLs being joined together by a plurality of grommets located therealong and passing therethrough, said bottom edges of said envelope panels and the bottom edge of said energy absorbing layer extending below and beneath said lower horizontal frame element and being affixed thereto by a plurality of S-hooks engaging said last mentioned grommets and said lower horizontal frame element.
Claim 13
Dependent Claim
29 words
The structure claimed in claim 8 wherein said means to affix said energy absorbing layer to said upper horizontal frame element comprises a strip of double coated adhesive tape.
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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) | 1977-08-05 | 1978-02-04 | 1978-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-05 | 1982-02-04 | 1982-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-05 | 1986-02-04 | 1986-08-06 | $7700.00 | Window Closed / Lapsed |