US3218529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural motor tape deck transport including tensioning, dynamic braking and reversing
Assignee: Automatic Electric Laboratories Inc
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Filing: 1962-10-09
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Granted: 1965-11-16
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Expires: 1982-10-09
Abstract
No abstract record available.
Inventors
- 👤 Emil E Evans
- 👤 Edward A Marheine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:13
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/02; G11B15/10; G11B15/18; G11B15/22; G11B15/43; G11B15/46; G11B15/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
188 words
IN A MAGNETIC TAPE TRANSPORT MECHANISM PROVIDING BI-DIRECTIONAL CONTROL OF SAID TAPE AND HAVING A TAKEUP REEL AND A SUPPLY REEL FOR STORAGE OF SAID TAPE; A SOURCE OF CURRENT; A REWIND RELAY; A SERIES RELAY; A NORMALLY INCOMPLETE SERIES CIRCUIT INCLUDING SAID SOURCE OF CURRENT, SAID REWIND RELAY AND SERIES RELAY; A REWIND SWITCH FOR INITIATING A REWIND OPRATION OF SAID MECHANISM; MEANS OPERATED IN RESPONSE TO A MANUAL OPERATION OF SAID REWIND SWITCH FOR COMPLETELY IN SERIES CIRCUIT TO OPERATE SAID REWIND RELAY AND SAID SERIES RELAY; A REWIND MOTOR FOR CONTROLLING SAID SUPPLY REEL; A FORWARD MOTOR FOR CONTROLLING SAID TAPEUP REEL; A NORMALLY INCOMPLETE ENERGIZING CIRCUIT INCLUDING SAID SOURCE OF CURRENT FOR SAID REWIND MOTOR; A NORMALLY INCOMPLETE ENERGIZING CIRCUIT INCLUDING SAID SOURCE OF CURRENT OF SAID FORWARD MOTOR; MEANS OPERATED IN RESPONSE TO SAID OPERATION OF SAID SERIES RELAY FOR CONDITIONING SAID NORMALLY INCOMPLETE REWIND MOTOR ENERGIZING CIRCUIT; MEANS OPERATED IN RESPONSE TO SAID OPERATION OF SAID REWIND RELAY FOR COMPLETING SAID CONDITIONED REWIND MOTOR ENERGIZING CIRCUIT TO OPERATE SAID REWIND MOTOR A FULL SPEED FROM SAID SOURCE OF CURRENT, MEANS OPERATED IN
Claim 2
Dependent Claim
188 words
IN A MAGNETIC TAPE TRANSPORT MECHANISM PROVIDING BI-DIRECTIONAL CONTROL OF SAID TAPE AND HAVING A TAKEUP REEL AND A SUPPLY REEL FOR STORAGE OF SAID TAPE; A SOURCE OF CURRENT; A REWIND RELAY; A SERIES RELAY; A NORMALLY INCOMPLETE SERIES CIRCUIT INCLUDING SAID SOURCE OF CURRENT, SAID REWIND RELAY AND SERIES RELAY; A REWIND SWITCH FOR INITIATING A REWIND OPRATION OF SAID MECHANISM; MEANS OPERATED IN RESPONSE TO A MANUAL OPERATION OF SAID REWIND SWITCH FOR COMPLETELY IN SERIES CIRCUIT TO OPERATE SAID REWIND RELAY AND SAID SERIES RELAY; A REWIND MOTOR FOR CONTROLLING SAID SUPPLY REEL; A FORWARD MOTOR FOR CONTROLLING SAID TAPEUP REEL; A NORMALLY INCOMPLETE ENERGIZING CIRCUIT INCLUDING SAID SOURCE OF CURRENT FOR SAID REWIND MOTOR; A NORMALLY INCOMPLETE ENERGIZING CIRCUIT INCLUDING SAID SOURCE OF CURRENT OF SAID FORWARD MOTOR; MEANS OPERATED IN RESPONSE TO SAID OPERATION OF SAID SERIES RELAY FOR CONDITIONING SAID NORMALLY INCOMPLETE REWIND MOTOR ENERGIZING CIRCUIT; MEANS OPERATED IN RESPONSE TO SAID OPERATION OF SAID REWIND RELAY FOR COMPLETING SAID CONDITIONED REWIND MOTOR ENERGIZING CIRCUIT TO OPERATE SAID REWIND MOTOR A FULL SPEED FROM SAID SOURCE OF CURRENT, MEANS OPERATED IN
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |