Patent US940713A successfully refreshed from Google Patents.
US4136598A
Expired / Lapsed
US
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Snap-on cap and washer assembly
Assignee: MARSHALL JR FRED J
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Filing: 1977-08-19
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Granted: 1979-01-30
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Expires: 1997-08-19
Abstract
Abstract A snap-on cap and washer assembly for screw and like fasteners which attach paneling and similar interiors to walls or framework is disclosed. The snap-on cap has a centrally located cylindrical hub equipped with a radially outwardly extending annular flange, and the washer is adapted to fixedly receive the cylindrical hub of the cap piece.
Inventors
- 👤 Rodney R. Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:56
CPC Classifications
A; A47; A47G; A47G3/00; F; F16; F16B; F16B37/00; F16B37/14
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
99 words
A snap-on and washer assembly for a screw or like fastener which comprises a cap piece having a circumferential skirt and a centrally located cylindrical hub equipped with an outwardly extending annular flange said hub being divided into sections by radial cuts, and a washer having a circumferentially located cylindrical wall equipped with an inwardly extending annular flange adapted to draw the hub inside the wall after the outwardly extending flange of said cap piece passes the innermost extent of said inwardly directed flange and to fixedly receive the cylindrical hub of said cap piece in a snap-fit connection.
Claim 2
Dependent Claim
99 words
A snap-on and washer assembly for a screw or like fastener which comprises a cap piece having a circumferential skirt and a centrally located cylindrical hub equipped with an outwardly extending annular flange said hub being divided into sections by radial cuts, and a washer having a circumferentially located cylindrical wall equipped with an inwardly extending annular flange adapted to draw the hub inside the wall after the outwardly extending flange of said cap piece passes the innermost extent of said inwardly directed flange and to fixedly receive the cylindrical hub of said cap piece in a snap-fit connection.
Claim 3
Dependent Claim
24 words
The assembly of claim 1 wherein said hub is divided into three sections by three radial cuts located at 120° intervals on said hub.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-01-29 | 1982-07-31 | 1983-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-29 | 1986-07-31 | 1987-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-29 | 1990-07-31 | 1991-01-30 | $7700.00 | Window Closed / Lapsed |