US3167264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control for tape recorders
Assignee: Akai Electric Co Ltd
•
Filing: 1961-08-24
•
Granted: 1965-01-26
•
Expires: 1981-08-24
Abstract
No abstract record available.
Inventors
- 👤 Ohtsu Koichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:45
CPC Classifications
G; G11; G11B; G11B27/00; G11B27/10; G11B15/00; G11B15/18; G11B27/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
277 words
IN A TAPE RECORDER AND REPRODUCER HAVING A PAIR OF TAPE HOLDING REELS, THE COMBINATION COMPRISING: A LOW SPEED FORWARD DRIVE MEANS FOR DRIVING ONE OF SAID REELS IN A DIRECTION TO ADVANCE THE TAPE AND TO WIND IT ON SAID ONE REEL; A HIGH SPEED REVERSE DRIVE MEANS FOR DRIVING THE OTHER OF SAID REELS IN A DIRECTION TO REWIND THE TAPE TO WIND IT ON SAID ONE REEL; A CAPSTAN AND DRIVE MEANS THEREFOR TO ADVANCE THE TAPE AT A CONSTANT LOW SPEED; CIRCUIT MEANS CONNECTED TO ALL OF SAID DRIVES AND NORMALLY ENERGIZING THE CAPSTAN AND THE FORWARD DRIVES; A MOVABLE CONTROL MEMBER DRIVEN OVER A PREDETERMINED PATH BY THE FORWARD DRIVE MEANS IN A FIXED RELATION TO TAPE TRAVEL AND ALWAYS OCCUPYING A KNOWN POSITION WITHIN ITS RANGE OF TRAVEL OF A GIVEN TAPE POSITION; A FIRST SWITCH MEANS IN THE DIRECTION MEANS ACTUATED BY FIRST MEANS CARRIER ON THE CONTROL MEMBER WHEN AT A FIRST PREDETERMINED POSITION, THE FIRST SWITCH MEANS WHEN ACTUATED DE-ENERGIZING THE CAPSTAN AND THE FORWARD DRIVES AND ENERGIZING THE REWIND DRIVE; AND A SECOND SWITCH MEANS IN THE CIRCUIT MEANS ACTUATED BY SECOND MEANS CARRIED BY THE CONTROL MEMBER WHEN AT A SECOND PREDETERMINED POSITION IN THE TRAVEL OF THE CONTROL MEMBER SPACED FROM THE FIRST PREDETERMINED POSITION, SAID SECOND SWITCH MEANS WHEN ACTUATED RESTORING THE CIRCUIT MEANS TO SAID CONDITION NORMALLY ENERGIZING THE FORWARD CAPSTAN DRIVES; EACH OF SAID SWITCH ACTUATING MEANS CARRIED BY THE CONTROL MEMBER BEING INDIVIDUALLY AND MANUALLY ADJUSTABLE RELATIVE TO THE CONTROL MEMBER TO LOCATE THE POINT OF ACTUATION OF THE RESPECTIVE SWITCH MEANS IN THE RANGE OF TRAVEL OF THE CONTROL MEMBER.
Claim 2
Dependent Claim
277 words
IN A TAPE RECORDER AND REPRODUCER HAVING A PAIR OF TAPE HOLDING REELS, THE COMBINATION COMPRISING: A LOW SPEED FORWARD DRIVE MEANS FOR DRIVING ONE OF SAID REELS IN A DIRECTION TO ADVANCE THE TAPE AND TO WIND IT ON SAID ONE REEL; A HIGH SPEED REVERSE DRIVE MEANS FOR DRIVING THE OTHER OF SAID REELS IN A DIRECTION TO REWIND THE TAPE TO WIND IT ON SAID ONE REEL; A CAPSTAN AND DRIVE MEANS THEREFOR TO ADVANCE THE TAPE AT A CONSTANT LOW SPEED; CIRCUIT MEANS CONNECTED TO ALL OF SAID DRIVES AND NORMALLY ENERGIZING THE CAPSTAN AND THE FORWARD DRIVES; A MOVABLE CONTROL MEMBER DRIVEN OVER A PREDETERMINED PATH BY THE FORWARD DRIVE MEANS IN A FIXED RELATION TO TAPE TRAVEL AND ALWAYS OCCUPYING A KNOWN POSITION WITHIN ITS RANGE OF TRAVEL OF A GIVEN TAPE POSITION; A FIRST SWITCH MEANS IN THE DIRECTION MEANS ACTUATED BY FIRST MEANS CARRIER ON THE CONTROL MEMBER WHEN AT A FIRST PREDETERMINED POSITION, THE FIRST SWITCH MEANS WHEN ACTUATED DE-ENERGIZING THE CAPSTAN AND THE FORWARD DRIVES AND ENERGIZING THE REWIND DRIVE; AND A SECOND SWITCH MEANS IN THE CIRCUIT MEANS ACTUATED BY SECOND MEANS CARRIED BY THE CONTROL MEMBER WHEN AT A SECOND PREDETERMINED POSITION IN THE TRAVEL OF THE CONTROL MEMBER SPACED FROM THE FIRST PREDETERMINED POSITION, SAID SECOND SWITCH MEANS WHEN ACTUATED RESTORING THE CIRCUIT MEANS TO SAID CONDITION NORMALLY ENERGIZING THE FORWARD CAPSTAN DRIVES; EACH OF SAID SWITCH ACTUATING MEANS CARRIED BY THE CONTROL MEMBER BEING INDIVIDUALLY AND MANUALLY ADJUSTABLE RELATIVE TO THE CONTROL MEMBER TO LOCATE THE POINT OF ACTUATION OF THE RESPECTIVE SWITCH MEANS IN THE RANGE OF TRAVEL OF THE CONTROL MEMBER.
References Cited (Backward Citations)
US2514578A
Cited
US2567644A
Cited
US2661163A
Cited
US2815907A
Cited
US2943804A
Cited
US2891736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |