US3347481A
Expired / Lapsed
US
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Tape transport method
Assignee: Borg Warner Corp
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Filing: 1963-09-05
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Granted: 1967-10-17
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Expires: 1983-09-05
Abstract
No abstract record available.
Inventors
- 👤 Epstein Herman
- 👤 Cogan Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:43
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/44; G06; G06K; G06K13/00; G06K13/18; G06K13/26; G06K13/28; G11B15/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
THE METHOD OF CONTROLLING A MATERIAL HANDLING SYSTEM WHICH INCLUDES DRIVE MEANS AND BRAKE MEANS FOR PASSING A STRAND OF MATERIAL FROM A SUPPLY REEL TO A TAKE-UP REEL DURING FORWARD OPERATION AND FOR REVERSING THE DIRECTION OF STRAND TRAVEL DURING REWIND OPERATION, WHICH SYSTEM INCLUDES A SEPARATE SENSING MEANS ADJACENT EACH OF THE REEL TO INDICATE THE AMOUNT OF SLACK MATERIAL ADJACENT EACH REEL, COMPRISING THE STEPS OF SELECTIVELY ENERGIZING AND DE-ENERGIZING BOTH THE DRIVE MEANS AND THE BRAKE MEANS DURING FORWARD OPERATION IN ACCORDANCE WITH THE RESPECTIVE POSITIONS OF THE TWO SENSING MEANS, DRIVING THE SUPPLY REEL AT A SUBSTANTIALLY CONSTANT SPEED DURING REWIND OPERATION WHEN THERE IS MORE TAPE ON THE TAKE-UP REEL THAN ON THE SUPPLY REEL, WHILE SELECTIVELY ENERGIZING AND DE-ENERGIZING THE DRIVE MEANS AND DE-ENERGIZING AND ENERGIZING THE BRAKE MEANS FOR THE TAKE-UP REEL, AND REGULATING ENERGIZATION AND DE-ENERGIZATION ONLY OF THE DRIVE MEANS FOR THE SUPPLY REEL DURING REWIND OPERATION WHEN THERE IS MORE TAPE ON THE SUPPLY REEL THAN THE TAKE-UP REEL IN ACCORDANCE WITH THE POSITION OF THE SENSING MEANS ADJACENT THE TAKE-UP REEL.
Claim 2
Independent Claim
183 words
THE METHOD OF CONTROLLING A MATERIAL HANDLING SYSTEM WHICH INCLUDES DRIVE MEANS AND BRAKE MEANS FOR PASSING A STRAND OF MATERIAL FROM A SUPPLY REEL TO A TAKE-UP REEL DURING FORWARD OPERATION AND FOR REVERSING THE DIRECTION OF STRAND TRAVEL DURING REWIND OPERATION, WHICH SYSTEM INCLUDES A SEPARATE SENSING MEANS ADJACENT EACH OF THE REEL TO INDICATE THE AMOUNT OF SLACK MATERIAL ADJACENT EACH REEL, COMPRISING THE STEPS OF SELECTIVELY ENERGIZING AND DE-ENERGIZING BOTH THE DRIVE MEANS AND THE BRAKE MEANS DURING FORWARD OPERATION IN ACCORDANCE WITH THE RESPECTIVE POSITIONS OF THE TWO SENSING MEANS, DRIVING THE SUPPLY REEL AT A SUBSTANTIALLY CONSTANT SPEED DURING REWIND OPERATION WHEN THERE IS MORE TAPE ON THE TAKE-UP REEL THAN ON THE SUPPLY REEL, WHILE SELECTIVELY ENERGIZING AND DE-ENERGIZING THE DRIVE MEANS AND DE-ENERGIZING AND ENERGIZING THE BRAKE MEANS FOR THE TAKE-UP REEL, AND REGULATING ENERGIZATION AND DE-ENERGIZATION ONLY OF THE DRIVE MEANS FOR THE SUPPLY REEL DURING REWIND OPERATION WHEN THERE IS MORE TAPE ON THE SUPPLY REEL THAN THE TAKE-UP REEL IN ACCORDANCE WITH THE POSITION OF THE SENSING MEANS ADJACENT THE TAKE-UP REEL.
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) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |