US4030781A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headrest
Assignee: Individual
•
Filing: 1976-01-21
•
Granted: 1977-06-21
•
Expires: 1996-01-21
Abstract
Abstract An improved detachable headrest, specifically intended for lawn chairs. The headrest has a metal or plastic frame featuring adjustable height means and quick release design.
Inventors
- 👤 Harold P. Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:46
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/38; A47C7/383
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
330 words
A headrest and lawn chair combination comprising: a pillow; a support plate fixedly attached to said pillow and generally conforming to the shape of said pillow; two upper longitudinal members positioned substantially parallel to each other, each one of said upper members having a pillow attaching end and an opposite lower end; means carried by said plate to releasably attach said upper members to said plate at said pillow attaching end of each of said upper members; two lower longitudinal members, each one of said lower members having a chair attaching end and an opposite upper end; means releasably and adjustably joining said lower end of each of said upper members to said upper end of each of said lower members permitting a selected range of total lengths for the resulting combination; U-shaped attaching elements formed on the chair attaching ends of each of said lower members, said elements each having a base section carried by said lower members and downwardly disposed legs; a lawn chair having a horizontally disposed seat frame and an upright, U-shaped back frame, said back frame having an upper base section and downwardly disposed legs, the ends of which are pivotally connected to said seat frame; a horizontally disposed connecting rod pivotally connecting said back frame legs to said seat frame; means supporting said seat and back frames, respectively, in said horizontal and upright positions; and a plurality of interwoven webs carried by said back frame, said headrest upper and lower members being positioned through said interwoven webs such that a portion of said upper members abuts a forward portion of said back frame base section and said U-shaped attaching elements engage said horizontal connecting rod, said legs of each of said U-shaped attaching element being spaced a sufficient distance from each other and of a sufficient flexibility that said U-shaped attaching elements will tightly engage said horizontal connecting rod in a snap-lock fashion to securely and releasably attach said headrest to said lawn chair.
Claim 2
Dependent Claim
330 words
A headrest and lawn chair combination comprising: a pillow; a support plate fixedly attached to said pillow and generally conforming to the shape of said pillow; two upper longitudinal members positioned substantially parallel to each other, each one of said upper members having a pillow attaching end and an opposite lower end; means carried by said plate to releasably attach said upper members to said plate at said pillow attaching end of each of said upper members; two lower longitudinal members, each one of said lower members having a chair attaching end and an opposite upper end; means releasably and adjustably joining said lower end of each of said upper members to said upper end of each of said lower members permitting a selected range of total lengths for the resulting combination; U-shaped attaching elements formed on the chair attaching ends of each of said lower members, said elements each having a base section carried by said lower members and downwardly disposed legs; a lawn chair having a horizontally disposed seat frame and an upright, U-shaped back frame, said back frame having an upper base section and downwardly disposed legs, the ends of which are pivotally connected to said seat frame; a horizontally disposed connecting rod pivotally connecting said back frame legs to said seat frame; means supporting said seat and back frames, respectively, in said horizontal and upright positions; and a plurality of interwoven webs carried by said back frame, said headrest upper and lower members being positioned through said interwoven webs such that a portion of said upper members abuts a forward portion of said back frame base section and said U-shaped attaching elements engage said horizontal connecting rod, said legs of each of said U-shaped attaching element being spaced a sufficient distance from each other and of a sufficient flexibility that said U-shaped attaching elements will tightly engage said horizontal connecting rod in a snap-lock fashion to securely and releasably attach said headrest to said lawn chair.
Claim 3
Dependent Claim
19 words
The headrest defined in claim 1 wherein said upper members and said lower members are fabricated from a metal.
Claim 4
Dependent Claim
15 words
The headrest defined in claim 1 wherein said members are fabricated from a plastic material.
References Cited (Backward Citations)
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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) | 1980-06-20 | 1980-12-20 | 1981-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-06-20 | 1984-12-20 | 1985-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-06-20 | 1988-12-20 | 1989-06-21 | $7700.00 | Window Closed / Lapsed |