Patent US3277787A successfully refreshed from Google Patents.
US3277787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device on an automatic firearm for the selective firing of two kinds of ammunition from two separate belts
Assignee: Rheinmetall Air Defence AG
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Filing: 1964-11-23
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Granted: 1966-10-11
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Expires: 1984-11-23
Abstract
No abstract record available.
Inventors
- 👤 Brieger Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:14
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/42; G21C3/44; G21C3/46; G21C3/48; F; F41; F41A; F41A9/00; F41A9/29; F41A9/30; F41A9/37; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1418
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
AMMUNITION FEED MECHANISM FOR AN AUTOMATIC FIREARM COMPRISING TWO CARTRIDGES BELTS MADE UP OF SEPARATE LINKS, TWO BELT-TRANSPORT DEVICES EACH ROTATING ABOUT ONE OF TWO AXES AND EACH ENGAGING WITH THE LINKS OF ONE OF SAID TWO BELTS, TWO COMBINING OUT MEMBERS ROTATABLY MOUNTED ABOUT AXES PARALLEL TO THE AXES OF SAID TRANSPORT DEVICES, EACH OF SAID COMBINING OUT MEMBERS BEING IN DRIVING CONNECTION WITH ONE OF SAID TRANSPORT DEVICES, MENS FOR THE STEPWISE DRIVE OF BOTH SAID TRANSPORT DEVICES, MEANS PLING ELEMENTS FOR THE SELECTIVE COUPLING OF EITHER OF SAID TRANSPORT DEVICES FOR CLAMPING THE OTHER TRANSPORT DEVICE AND ITS ASSOCIATED COMBING OUT MEMBERS ARARY POSITION, AND MEANS ON SAID COMBING OUT MEMBERS ARRANGED SO THAT THE STATIONARY COMBING OUT MEMBER FORMS A GUIDE FOR THE CARTRIDGES FED BY THE OTHER COMBING OUT MEMBER.
Claim 2
Dependent Claim
135 words
AMMUNITION FEED MECHANISM FOR AN AUTOMATIC FIREARM COMPRISING TWO CARTRIDGES BELTS MADE UP OF SEPARATE LINKS, TWO BELT-TRANSPORT DEVICES EACH ROTATING ABOUT ONE OF TWO AXES AND EACH ENGAGING WITH THE LINKS OF ONE OF SAID TWO BELTS, TWO COMBINING OUT MEMBERS ROTATABLY MOUNTED ABOUT AXES PARALLEL TO THE AXES OF SAID TRANSPORT DEVICES, EACH OF SAID COMBINING OUT MEMBERS BEING IN DRIVING CONNECTION WITH ONE OF SAID TRANSPORT DEVICES, MENS FOR THE STEPWISE DRIVE OF BOTH SAID TRANSPORT DEVICES, MEANS PLING ELEMENTS FOR THE SELECTIVE COUPLING OF EITHER OF SAID TRANSPORT DEVICES FOR CLAMPING THE OTHER TRANSPORT DEVICE AND ITS ASSOCIATED COMBING OUT MEMBERS ARARY POSITION, AND MEANS ON SAID COMBING OUT MEMBERS ARRANGED SO THAT THE STATIONARY COMBING OUT MEMBER FORMS A GUIDE FOR THE CARTRIDGES FED BY THE OTHER COMBING OUT MEMBER.
References Cited (Backward Citations)
CA465109A
Cited
US2501143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |