US3852904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rifle butt plate unit
Assignee: Individual
•
Filing: 1973-01-08
•
Granted: 1974-12-10
•
Expires: 1993-01-08
Abstract
Abstract A rifle butt plate unit for interchangeable attachment of butt plates to the rifle. An intermediate plate is provided for attachment thereof to the rifle butt. Also provided are at least one or several butt plates, and fitting means for interchangeably attaching such butt plate to the intermediate plate.
Inventors
- 👤 G Drevet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:54
CPC Classifications
F; F41; F41C; F41C23/00; F41C23/06; F41C23/08
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
117 words
A rifle butt plate unit comprising an intermediate plate, means for attaching the intermediate plate to a rifle butt; at least one butt plate; and fitting means for interchangeably attaching said butt plate to the intermediate plate, said butt plate including a central boss, said fitting means engaging said central boss and securing the butt plate to said intermediate plate, said intermediate plate including a pair of opposed further bosses facing said butt plate, said means for attaching the intermediate plate to the rifle butt comprising fasteners in said further bosses securing the intermediate plate to the butt, said butt plate having recesses corresponding to said further bosses for guidably receiving the same and covering said fasteners.
Claim 2
Dependent Claim
117 words
A rifle butt plate unit comprising an intermediate plate, means for attaching the intermediate plate to a rifle butt; at least one butt plate; and fitting means for interchangeably attaching said butt plate to the intermediate plate, said butt plate including a central boss, said fitting means engaging said central boss and securing the butt plate to said intermediate plate, said intermediate plate including a pair of opposed further bosses facing said butt plate, said means for attaching the intermediate plate to the rifle butt comprising fasteners in said further bosses securing the intermediate plate to the butt, said butt plate having recesses corresponding to said further bosses for guidably receiving the same and covering said fasteners.
Claim 3
Dependent Claim
43 words
A unit as claimed in claim 1, further comprising at least one extension plate interposed between said intermediate plate and butt plate and having recessed bosses receiving said further bosses on the intermediate plate and projecting into said recesses in said butt plate.
Claim 4
Dependent Claim
13 words
A unit as claimed in claim 1 wherein said further bosses are conical.
Claim 5
Dependent Claim
16 words
A unit as claimed in claim 1 wherein said fasteners are counter-sunk in said further bosses.
Claim 6
Dependent Claim
45 words
A unit as claimed in claim 1 wherein said means attaching the intermediate plate to the rifle butt further comprise a threaded ring secured in said intermediate plate, and a fastener mounted in said central boss of said butt plate and threaded in said ring.
Claim 7
Dependent Claim
25 words
A unit as claimed in claim 1 wherein said rifle butt has a bore in which said central boss on said intermediate plate is received.
Claim 8
Dependent Claim
40 words
A unit as claimed in claim 1 wherein said butt plate has a concave surface adapted to contact the shoulder of the user and elongated projections extending towards said intermediate plate and provided with said recesses for said further bosses.
References Cited (Backward Citations)
US866994A
Cited
US1331075A
Cited
US1331074A
Cited
US1795840A
Cited
US2455438A
Cited
US3019543A
Cited
US3160976A
Cited
US3208180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-09 | 1978-06-10 | 1978-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-09 | 1982-06-10 | 1982-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-09 | 1986-06-10 | 1986-12-10 | $7700.00 | Window Closed / Lapsed |