Patent US4261127A successfully refreshed from Google Patents.
US4261127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety lock for firearms
Assignee: Abloy Oy
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Filing: 1979-05-17
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Granted: 1981-04-14
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Expires: 1999-05-17
Abstract
Abstract The invention relates to a device for locking a firearm preferably provided with a wooden stock (1) comprising a so called pistol end. The locking device according to the invention comprises a cylinder lock (4) mounted from beneath into the pistol end of the stock (1) behind the trigger (2) and mechanical means preferably comprising a flexible shaft (5) for transmitting the movement of a turnable element of the cylinder lock from the cylinder lock (4) to a member (6) essential for the function of the firing device of the arm.
Inventors
- 👤 Alpo Karkkainen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:08
CPC Classifications
F; F41; F41A; F41A17/00; F41A17/02
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
112 words
A device for locking a firearm preferably provided with a wooden stock comprising a so called pistol end, said locking device comprising a cylinder lock mounted from beneath into the pistol end of the stock behind the trigger and mechanical means preferably comprising a flexible shaft for transmitting the movement of a turnable element of the cylinder lock from the cylinder lock to a member essential for the function of the firing device of the arm, said cylinder lock being fixed to the stock of the arm with a screw arranged through the stock, preferably with a screw the end of which is in a recess at the rear of the stock.
Claim 2
Independent Claim
112 words
A device for locking a firearm preferably provided with a wooden stock comprising a so called pistol end, said locking device comprising a cylinder lock mounted from beneath into the pistol end of the stock behind the trigger and mechanical means preferably comprising a flexible shaft for transmitting the movement of a turnable element of the cylinder lock from the cylinder lock to a member essential for the function of the firing device of the arm, said cylinder lock being fixed to the stock of the arm with a screw arranged through the stock, preferably with a screw the end of which is in a recess at the rear of the stock.
Claim 3
Dependent Claim
51 words
A device according to claim 1, wherein the end of the fixing screw of the cylinder lock located in the cylinder lock is so formed and the cylinder lock is provided with such a guiding surface that when the lock is in a locking position said fixing screw cannot be turned.
Claim 4
Dependent Claim
39 words
A device according to claim 1, wherein the cylinder lock is provided with a mechanism, known per se, locking the cylinder lock to its place when the lock is in a position locking the firing function of the arm.
Claim 5
Dependent Claim
39 words
A device according to claim 2 or 3, wherein the cylinder lock is of such a type that the key of the lock can be removed from the lock both in its opening position and in its locked position.
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) | 1984-04-13 | 1984-10-13 | 1985-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-04-13 | 1988-10-13 | 1989-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-04-13 | 1992-10-13 | 1993-04-14 | $7700.00 | Window Closed / Lapsed |