Patent US4228607A successfully refreshed from Google Patents.
US4228607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single action revolver with safety locking cylinder
Assignee: Individual
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Filing: 1978-11-20
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Granted: 1980-10-21
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Expires: 1998-11-20
Abstract
Abstract A single action single barreled revolver having an oscillating arm trippet retained in the hammer cavity which interacts with the cylinder latch to rotate the cylinder in battery position or in the alternative allow the firing pin to be positioned in a cylinder notch in the cylinder web between the cylinder chambers thereby locking the cylinder in a safety or non-battery position.
Inventors
- 👤 Richard J. Casull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:33
CPC Classifications
F; F41; F41C; F41C3/00; F41C3/14; F41A; F41A17/00; F41A17/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
In a single action, single barreled revolver having a frame, a cylinder containing a single set of chambers, a hammer and a firing pin mounted in the frame rearwardly of the cylinder in alignment with the barrel the improvement which comprises a cylinder web containing a series of apertures located between the chambers into which the firing pin may be inserted when the cylinder has been rotated to place the firing pin in alignment with one of said apertures and when the hammer has been pressed forward thereby locking the cylinder such that the chambers are out of battery position.
Claim 2
Dependent Claim
100 words
In a single action, single barreled revolver having a frame, a cylinder containing a single set of chambers, a hammer and a firing pin mounted in the frame rearwardly of the cylinder in alignment with the barrel the improvement which comprises a cylinder web containing a series of apertures located between the chambers into which the firing pin may be inserted when the cylinder has been rotated to place the firing pin in alignment with one of said apertures and when the hammer has been pressed forward thereby locking the cylinder such that the chambers are out of battery position.
References Cited (Backward Citations)
US990669A
Cited
US1898237A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-10-21 | 1984-04-21 | 1984-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-10-21 | 1988-04-21 | 1988-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-10-21 | 1992-04-21 | 1992-10-21 | $7700.00 | Window Closed / Lapsed |