US3241448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuitous cam track with crossovers and follower device therefor
Assignee: Individual
•
Filing: 1964-12-03
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Granted: 1966-03-22
•
Expires: 1984-12-03
Abstract
No abstract record available.
Inventors
- 👤 John G Rocha
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:31
CPC Classifications
F; F41; F41A; F41A7/00; F41A7/08; F41A7/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN A FIREARM HAVING A RECEIVER, A BARREL SLIDINGLY SUPPORTED BY THE RECEIVER OF LONGITUDINAL RECIPROCATION, A FOLLOWER DEVICE MOUNTED ON SAID BARREL, A CYLINDRICAL DRUM ROTATINGLY JOURNALLED ON SAID RECEIVER, AND ENDLESS CAM TRACK FORMED INSIDE SAID DRUM FOR COOPERATION WITH SAID FOLLOWER DEVICE FOR CONVERTING ROTATION OF SAID DRUM TO TRANSLATIONAL DISPLACEMENT OF SAID BARREL ACCORDING TO THE REQUIREMENTS OF THE OPERATING CYCLE OF SAID FIREARM, SAID CAM TRACK INCLUDING A PLURALITY OF SECTIONS, A PLURALITY OF CROSSOVERS CONNECTING SAID SECTIONS TO FORM AN ENDLESS PATH DESIGNED TO CIRCUIT SAID DRUM IN A PLURALITY OF TURNS THEREAROUND, AND SAID CROSSOVERS INCLUDING SECTIONS OF SAID CAM TRACK CROSSINGS EACH OTHER AT AN INTERSECTION.
Claim 2
Dependent Claim
114 words
IN A FIREARM HAVING A RECEIVER, A BARREL SLIDINGLY SUPPORTED BY THE RECEIVER OF LONGITUDINAL RECIPROCATION, A FOLLOWER DEVICE MOUNTED ON SAID BARREL, A CYLINDRICAL DRUM ROTATINGLY JOURNALLED ON SAID RECEIVER, AND ENDLESS CAM TRACK FORMED INSIDE SAID DRUM FOR COOPERATION WITH SAID FOLLOWER DEVICE FOR CONVERTING ROTATION OF SAID DRUM TO TRANSLATIONAL DISPLACEMENT OF SAID BARREL ACCORDING TO THE REQUIREMENTS OF THE OPERATING CYCLE OF SAID FIREARM, SAID CAM TRACK INCLUDING A PLURALITY OF SECTIONS, A PLURALITY OF CROSSOVERS CONNECTING SAID SECTIONS TO FORM AN ENDLESS PATH DESIGNED TO CIRCUIT SAID DRUM IN A PLURALITY OF TURNS THEREAROUND, AND SAID CROSSOVERS INCLUDING SECTIONS OF SAID CAM TRACK CROSSINGS EACH OTHER AT AN INTERSECTION.
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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |