Patent US5805688A successfully refreshed from Google Patents.
Patent US3380343A successfully refreshed from Google Patents.
US3380343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Firing mechanism for high rate of fire multi-barrel automatic weapon
Assignee: General Electric Co
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Filing: 1966-12-21
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Granted: 1968-04-30
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Expires: 1986-12-21
Abstract
No abstract record available.
Inventors
- 👤 Robert E Chiabrandy
- 👤 Douglas P Tassie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:07
CPC Classifications
F; F41; F41F; F41F1/00; F41F1/08; F41F1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
274 words
AN IMPROVED MULTI-BARREL, HIGH RATE OF FIRE AUTOMATIC WEAPON COMPRISING: A HOUSING HAVING A QUASI-ELLIPTICAL TRACK ON AN INTERNAL PERIPHERAL SURFACE THEREOF; A PLURALITY OF CAM MEANS IN SAID HOUSING; AN EXTERNALLY POWERED ROTOR ASSEMBLY COAXIALLY LOCATED WITHIN SAID HOUSING FOR RELATIVE ROTATION WITH RESPECT THERETO, SAID ROTOR ASSEMBLY INCLUDING A BODY PORTION HAVING A PLURALITY OF GUIDE WAYS CIRCUMFERENTIALLY SPACED ABOUT THE PERIPHERY THEREOF, AND A PLURALITY OF BARREL RECEIVING PORTS AT ONE END THEREOF; A PLURALITY OF BOLT ASSEMBLIES RETAINED IN SAID WAYS, EACH OF SAID BOLT ASSEMBLIES INCLUDING CARTRIDGECARRYING MEANS AT THE FORWARD END THEREOF COOPERATING WITH RESPECTIVE ONES OF SAID CAM MEANS TO SEQUENTIALLY LOCK AND UNLOCK THE BOLT ASSEMBLY IN A WELL IN SAID ROTOR BODY, FOLLOWER MEANS AT THE REARWARD END THEREOF ENGAGEABLE WITH SAID QUASI-ELLIPTICAL TRACK FOR SUCCESSIVE LONGITUDINAL RECIPROCAL MOVEMENT OF SAID BOLT ASSEMBLY IN SAID WAYS IN RESPONSE TO SAID RELATIVE ROTATION, AND A HAMMER AXIALLY SLIDABLE RELATIVE TO SAID BOLT ASSEMBLY RECEIVED IN A RECESS THEREIN INTERMEDIATE THE END THEREOF, SAID HAMMER INCLUDING A BLADE PORTION PROJECTING LATERALLY OF THE BOLT ASSEMBLY; A MAINSPRING MOUNTED EXTERNALLY OF THE ROTOR AND BOLT ASSEMBLIES; AND A PLURALITY OF ACTUATING MEMBERS PIVOTALLY MOUNTED IN SAID HOUSING AND PROJECTING RADIALLY INWARDLY THEREOF, SAID MEMBERS BEING OPERABLY CONNECTED TO SAID MAINSPRING, SAID HAMMER BLADE PORTION SEQUENTIALLY ENGAGING AND DISENGAGING RESPECTIVE ONES OF SAID ACTUATING MEMBERS DURING A PREDETERMINED PERIOD OF SAID RELATIVE ROTATION FOR SEQUENTIALLY COMPRESSING AND RELEASING SAID MAINSPRING, WHEREBY SAID HAMMER IS DRIVEN FORCIBLY INTO CONTACT WITH A CARTRIDGE CARRIED BY SAID BOLT ASSEMBLY TO FIRE SAID CARTRIDGE WHEN SAID ROTOR ASSEMBLY IS IN THE LOCKED POSITION.
Claim 2
Dependent Claim
274 words
AN IMPROVED MULTI-BARREL, HIGH RATE OF FIRE AUTOMATIC WEAPON COMPRISING: A HOUSING HAVING A QUASI-ELLIPTICAL TRACK ON AN INTERNAL PERIPHERAL SURFACE THEREOF; A PLURALITY OF CAM MEANS IN SAID HOUSING; AN EXTERNALLY POWERED ROTOR ASSEMBLY COAXIALLY LOCATED WITHIN SAID HOUSING FOR RELATIVE ROTATION WITH RESPECT THERETO, SAID ROTOR ASSEMBLY INCLUDING A BODY PORTION HAVING A PLURALITY OF GUIDE WAYS CIRCUMFERENTIALLY SPACED ABOUT THE PERIPHERY THEREOF, AND A PLURALITY OF BARREL RECEIVING PORTS AT ONE END THEREOF; A PLURALITY OF BOLT ASSEMBLIES RETAINED IN SAID WAYS, EACH OF SAID BOLT ASSEMBLIES INCLUDING CARTRIDGECARRYING MEANS AT THE FORWARD END THEREOF COOPERATING WITH RESPECTIVE ONES OF SAID CAM MEANS TO SEQUENTIALLY LOCK AND UNLOCK THE BOLT ASSEMBLY IN A WELL IN SAID ROTOR BODY, FOLLOWER MEANS AT THE REARWARD END THEREOF ENGAGEABLE WITH SAID QUASI-ELLIPTICAL TRACK FOR SUCCESSIVE LONGITUDINAL RECIPROCAL MOVEMENT OF SAID BOLT ASSEMBLY IN SAID WAYS IN RESPONSE TO SAID RELATIVE ROTATION, AND A HAMMER AXIALLY SLIDABLE RELATIVE TO SAID BOLT ASSEMBLY RECEIVED IN A RECESS THEREIN INTERMEDIATE THE END THEREOF, SAID HAMMER INCLUDING A BLADE PORTION PROJECTING LATERALLY OF THE BOLT ASSEMBLY; A MAINSPRING MOUNTED EXTERNALLY OF THE ROTOR AND BOLT ASSEMBLIES; AND A PLURALITY OF ACTUATING MEMBERS PIVOTALLY MOUNTED IN SAID HOUSING AND PROJECTING RADIALLY INWARDLY THEREOF, SAID MEMBERS BEING OPERABLY CONNECTED TO SAID MAINSPRING, SAID HAMMER BLADE PORTION SEQUENTIALLY ENGAGING AND DISENGAGING RESPECTIVE ONES OF SAID ACTUATING MEMBERS DURING A PREDETERMINED PERIOD OF SAID RELATIVE ROTATION FOR SEQUENTIALLY COMPRESSING AND RELEASING SAID MAINSPRING, WHEREBY SAID HAMMER IS DRIVEN FORCIBLY INTO CONTACT WITH A CARTRIDGE CARRIED BY SAID BOLT ASSEMBLY TO FIRE SAID CARTRIDGE WHEN SAID ROTOR ASSEMBLY IS IN THE LOCKED POSITION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |