US3276708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for and method of loading cartridge
Assignee: Cook Electric Co
•
Filing: 1964-03-02
•
Granted: 1966-10-04
•
Expires: 1984-03-02
Abstract
No abstract record available.
Inventors
- 👤 Yefsky Sheldon Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:14
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/46; G11B15/50; G11B23/00; G11B23/02; G11B23/113
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
APPARATUS FOR LOADING A CARTRIDGE WITH A RECORDABLE MEDIUM COMPRISING MEANS FOR SUPPLYING SAID MEDIUM TO SAID CARTRIDGE AT A SUBSTANTIALLY CONSTANT SPEED, MEANS INCLUDING MAGNETIC CLUTCH MEANS FOR ROTATING SAID CARTRIDGE AT A SUBSTANTIALLY CONSTANT TORQUE, MEANS FOR SUPPLYING A CURRENT OF PREDETERMINED AMPLITUDE TO SAID MAGNETIC CLUTCH MEANS SO AS TO DRIVE THE CARTRIDGE AT A PREDETERMINED TORQUE, AND CIRCUIT MEANS FOR SUPPLYING A CURRENT OF GREATER AMPLITUDE TO SAID MAGNETIC CLUTCH MEANS FOR A PREDESIGNATED PERIOD AFTER THE LOADING OPERATION IS INITIATED.
Claim 2
Dependent Claim
85 words
APPARATUS FOR LOADING A CARTRIDGE WITH A RECORDABLE MEDIUM COMPRISING MEANS FOR SUPPLYING SAID MEDIUM TO SAID CARTRIDGE AT A SUBSTANTIALLY CONSTANT SPEED, MEANS INCLUDING MAGNETIC CLUTCH MEANS FOR ROTATING SAID CARTRIDGE AT A SUBSTANTIALLY CONSTANT TORQUE, MEANS FOR SUPPLYING A CURRENT OF PREDETERMINED AMPLITUDE TO SAID MAGNETIC CLUTCH MEANS SO AS TO DRIVE THE CARTRIDGE AT A PREDETERMINED TORQUE, AND CIRCUIT MEANS FOR SUPPLYING A CURRENT OF GREATER AMPLITUDE TO SAID MAGNETIC CLUTCH MEANS FOR A PREDESIGNATED PERIOD AFTER THE LOADING OPERATION IS INITIATED.
References Cited (Backward Citations)
US2658952A
Cited
US3032285A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |