US3242607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Firearm firing mechanism, especially for revolvers
Assignee: Individual
•
Filing: 1964-10-12
•
Granted: 1966-03-29
•
Expires: 1984-10-12
Abstract
No abstract record available.
Inventors
- 👤 Roy J Tappehorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:42
CPC Classifications
F; F41; F41A; F41A19/00; F41A19/06; F41A19/42; F41A19/52; F41A19/53
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A FIREARM COMPRISING: A FRAME; A HAMMER PIVOTALLY MOUNTED ON SAID FRAME; A TRIGGER AND A SEAR PIVOTALLY MOUNTED ON SAID FRAME; A PAWL PIVOTALLY MOUNTED ON SAID TRIGGER; SAID HAMMER HAVING COOPERATING MEANS FOR ENGAGEMENT BY SAID SEAR AND SAID PAWL; SAID SEAR ENGAGING SAID COOPERATING MEANS OF SAID HAMMER WHEN SAID TRIGGER IS ACTUATED; MEANS TO URGE SAID PAWL AWAY FROM ENGAGEMENT WITH SAID COOPERATING MEANS OF SAID HAMMER WHEN SAID TRIGGER IS ACTUATED; AND MEANS TO OVERCOME SAID PAWL URGING MEANS TO MOVE SAID PAWL TO A POSITION IN WHICH SAID PAWL ENGAGES SAID COOPERATING MEANS OF SAID HAMMER TO PIVOT SAID HAMMER A GREATER NUMBER OF DEGREES THAN WHEN SAID COOPERATING MEANS OF SAID HAMMER IS ENGAGED SOLELY BY SAID SEAR.
Claim 2
Dependent Claim
125 words
A FIREARM COMPRISING: A FRAME; A HAMMER PIVOTALLY MOUNTED ON SAID FRAME; A TRIGGER AND A SEAR PIVOTALLY MOUNTED ON SAID FRAME; A PAWL PIVOTALLY MOUNTED ON SAID TRIGGER; SAID HAMMER HAVING COOPERATING MEANS FOR ENGAGEMENT BY SAID SEAR AND SAID PAWL; SAID SEAR ENGAGING SAID COOPERATING MEANS OF SAID HAMMER WHEN SAID TRIGGER IS ACTUATED; MEANS TO URGE SAID PAWL AWAY FROM ENGAGEMENT WITH SAID COOPERATING MEANS OF SAID HAMMER WHEN SAID TRIGGER IS ACTUATED; AND MEANS TO OVERCOME SAID PAWL URGING MEANS TO MOVE SAID PAWL TO A POSITION IN WHICH SAID PAWL ENGAGES SAID COOPERATING MEANS OF SAID HAMMER TO PIVOT SAID HAMMER A GREATER NUMBER OF DEGREES THAN WHEN SAID COOPERATING MEANS OF SAID HAMMER IS ENGAGED SOLELY BY SAID SEAR.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
US2958151A
Cited
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Cited
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Cited
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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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |