Patent US3327587A successfully refreshed from Google Patents.
US3327587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cam actuated operating rod mechanism
Assignee: Individual
•
Filing: 1965-09-07
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Granted: 1967-06-27
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Expires: 1985-09-07
Abstract
No abstract record available.
Inventors
- 👤 Frederick P Reed
- 👤 Albert J Lizza
- 👤 Meunier Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:43
CPC Classifications
F; F41; F41A; F41A7/00; F41A7/08; F41A7/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
IN A MACHINE GUN, THE COMBINATION INCLUDING A RECEIVER, A BARREL SLIDINGLY MOUNTED IN SAID RECEIVER FOR CYCLIC RECIPROCATION BETWEEN A FORWARD LOADING POSITION AND REARWARD BATTERY POSITION, A ROTARY CAM-DRUM ARRANGED TO DISPLACE SAID BARREL ONE CYCLE RESPONSIVE TO A MULTIPLE NUMBER OF ROTATIONS OF SAID CAM-DRUM, AN OPERATING ROD SLIDINGLY MOUNTED IN SAID RECEIVER FOR TRANSLATIONAL RECIPROCATION THEREIN, A CAM PATH FORMED IN SAID DRUM SO AS TO BE RELEASABLY ENGAGEABLE BY AID OPERATING ROD AND SO AS TO CONVERT ONE ROTATION OF SAID CAM-DRUM TO ONE CYCLIC DISPLACEMENT OF SAID OPERATING ROD, A LATCH MOUNTED ON SAID OPERATING ROD FOR RELEASABLY LOCKING SAID OPERATING ROD OUT OF ENGAGEMENT WITH SAID CAM PATH, AND MEANS COOPERATING WITH SAID LATCH FOR ENGAGING SAID OPERATING ROD WITH SAID CAM PATH FOR ONE ROTATION OF SAID CAM-DRUM AND FOR LOCKING SAID OPERATING ROD OUT OF ENGAGEMENT WITH SAID CAM PATH DURING THE REMAINING NUMBER OF THE MULTIPLE ROTATIONS OF SAID CAM-DRUM REQUIRED TO DISPLACE SAID BARREL ONE CYCLE.
Claim 2
Dependent Claim
167 words
IN A MACHINE GUN, THE COMBINATION INCLUDING A RECEIVER, A BARREL SLIDINGLY MOUNTED IN SAID RECEIVER FOR CYCLIC RECIPROCATION BETWEEN A FORWARD LOADING POSITION AND REARWARD BATTERY POSITION, A ROTARY CAM-DRUM ARRANGED TO DISPLACE SAID BARREL ONE CYCLE RESPONSIVE TO A MULTIPLE NUMBER OF ROTATIONS OF SAID CAM-DRUM, AN OPERATING ROD SLIDINGLY MOUNTED IN SAID RECEIVER FOR TRANSLATIONAL RECIPROCATION THEREIN, A CAM PATH FORMED IN SAID DRUM SO AS TO BE RELEASABLY ENGAGEABLE BY AID OPERATING ROD AND SO AS TO CONVERT ONE ROTATION OF SAID CAM-DRUM TO ONE CYCLIC DISPLACEMENT OF SAID OPERATING ROD, A LATCH MOUNTED ON SAID OPERATING ROD FOR RELEASABLY LOCKING SAID OPERATING ROD OUT OF ENGAGEMENT WITH SAID CAM PATH, AND MEANS COOPERATING WITH SAID LATCH FOR ENGAGING SAID OPERATING ROD WITH SAID CAM PATH FOR ONE ROTATION OF SAID CAM-DRUM AND FOR LOCKING SAID OPERATING ROD OUT OF ENGAGEMENT WITH SAID CAM PATH DURING THE REMAINING NUMBER OF THE MULTIPLE ROTATIONS OF SAID CAM-DRUM REQUIRED TO DISPLACE SAID BARREL ONE CYCLE.
References Cited (Backward Citations)
US3181423A
Cited
US3241448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |