US4284305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for upholstering a vehicle chair
Assignee: Nautical Interiors Corp
•
Filing: 1979-02-01
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Granted: 1981-08-18
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Expires: 1999-02-01
Abstract
Abstract An apparatus and method for securing the front and back upholstery material portions together over a metal frame for a chair back in a vehicle chair. The chair back is of the type that folds downwardly. A channel member is secured to the bottom of the frame for the chair back. Clips having U-shaped portions are secured to the channel so that the U-shaped portions face out of the channel. The upholstery material is sewed into an enclosure with a front portion, a back portion, and an open bottom. The enclosure is inserted over the metal frame. The ends of the front and back portions are tightly drawn together and inserted into the clips for retention. Stiffening members are secured to the ends.
Inventors
- 👤 Charles A. Porter
- 👤 James M. Kozak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:05
CPC Classifications
A; A47; A47C; A47C31/00; A47C31/02; A47C31/023; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44034; Y10T24/44043; Y10T24/4406
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
151 words
In a vehicle chair of the type having a back connected to a seat, the back having a metal frame over which an enclosure of upholstery material with a front portion and a back portion is embraced, an improved closure means for securing the lower end of the front portion to the lower end of the back portion, comprising: a frame member extending across the bottom of the frame, the member having front and back walls and a slot extending the length of the member between the walls; the lower end of the front portion of the upholstery material and the lower end of the back portion of the upholstery material being drawn tightly together and inserted in the slot; and clip means mounted inside the slot of the frame member to one of the walls for retaining the ends of the material in contact with each other inside the slot.
Claim 2
Dependent Claim
151 words
In a vehicle chair of the type having a back connected to a seat, the back having a metal frame over which an enclosure of upholstery material with a front portion and a back portion is embraced, an improved closure means for securing the lower end of the front portion to the lower end of the back portion, comprising: a frame member extending across the bottom of the frame, the member having front and back walls and a slot extending the length of the member between the walls; the lower end of the front portion of the upholstery material and the lower end of the back portion of the upholstery material being drawn tightly together and inserted in the slot; and clip means mounted inside the slot of the frame member to one of the walls for retaining the ends of the material in contact with each other inside the slot.
Claim 3
Dependent Claim
25 words
The chair according to claim 1 wherein the frame member comprises a rectangular channel with an open side serving as the slot and facing downward.
Claim 4
Dependent Claim
63 words
The chair according to claim 2 wherein the clip means comprises a plurality of clips, each clip being resilient and having two U-shaped portions facing in opposite directions, one of the U-shaped portions being inserted tightly over one of the walls of the frame member, the ends of the front and back portion of the material being wedged into the other U-shaped portion.
Claim 5
Dependent Claim
47 words
The chair according to claim 3 wherein the end of one of the portions of the material has a stiffener strip secured to it, and the end of the other portion of material has a rod secured to it to facilitate insertion and retention in the clips.
Claim 6
Dependent Claim
186 words
In a vehicle chair of the type having a back connected to a seat, the back having a metal frame over which an enclosure of upholstery material with a front portion and a back portion is embraced, an improved closure means for securing the lower end of the front portion to the lower end of the back portion, comprising: a rectangular channel member extending across the bottom of the frame, the channel member having a front wall and a rear wall parallel with each other and an opening along its length that faces downward; a plurality of clips, each clip having two U-shaped portions facing in opposite directions, one of the U-shaped portions being tightly inserted over the back wall of the channel member, placing the other U-shaped portion in the channel member and facing downward; the ends of the front portion and back portion of the upholstery material being tightly inserted in contact with each other into the downwardly facing U-shaped portion of the clips, the ends having stiffener means secured to them for stiffening the ends to facilitate insertion and retention in the clips.
Claim 7
Dependent Claim
186 words
In a vehicle chair of the type having a back connected to a seat, the back having a metal frame over which an enclosure of upholstery material with a front portion and a back portion is embraced, an improved closure means for securing the lower end of the front portion to the lower end of the back portion, comprising: a rectangular channel member extending across the bottom of the frame, the channel member having a front wall and a rear wall parallel with each other and an opening along its length that faces downward; a plurality of clips, each clip having two U-shaped portions facing in opposite directions, one of the U-shaped portions being tightly inserted over the back wall of the channel member, placing the other U-shaped portion in the channel member and facing downward; the ends of the front portion and back portion of the upholstery material being tightly inserted in contact with each other into the downwardly facing U-shaped portion of the clips, the ends having stiffener means secured to them for stiffening the ends to facilitate insertion and retention in the clips.
Claim 8
Dependent Claim
66 words
The chair according to claim 5 wherein the front portion of the upholstery material has a strip of thinner material secured to its lower end, the strip containing a loop at its end, and wherein the stiffener means comprises a rod inserted through the loop and a stiffener strip of material more rigid than the upholstery material secured to the lower end of the back portion.
Claim 9
Dependent Claim
29 words
The chair according to claim 5 wherein each U-shaped portion of each clip has a prong protruding inward and toward the base of its U-shaped portion to increase retention.
References Cited (Backward Citations)
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Cited
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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) | 1984-08-17 | 1985-02-16 | 1985-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-08-17 | 1989-02-16 | 1989-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-08-17 | 1993-02-16 | 1993-08-18 | $7700.00 | Window Closed / Lapsed |