US3302437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tension control
Assignee: Cyril Bath Co
•
Filing: 1964-06-22
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Granted: 1967-02-07
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Expires: 1984-06-22
Abstract
No abstract record available.
Inventors
- 👤 Stanley M Dolney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:43
CPC Classifications
B; B21; B21D; B21D25/00; B21D25/02; B30; B30B; B30B15/00; B30B15/16; B30B15/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A PRESTRETCH FIXTURE COMPRISING A FRAME, A STRETCH HEAD INCLUDING A JAW FOR GRIPPING THE MARGIN OF A LENGTH OF METAL TO BE STRETCHED, A CARRIAGE FOR THE HEAD, MEANS SUPPORTING THE CARRIAGE FOR MOVEMENT IN OPPOSITE DIRECTIONS IN GENERALLY UPRIGHT PATHS AND FOR MOVEMENT, CONCURRENTLY WITH THE MOVEMENT IN SAID GENERALLY UPRIGHT PATHS, IN OPPOSITE DIRECTIONS IN GENERALLY HORIZONTAL PATHS IN ALL POSITIONS OF THE CARRIAGE ALONG SAID UPRIGHT PATH, POWER MEANS OPERABLE TO CAUSE SAID CONCURRENT MOVEMENTS OF THE CARRIAGE, MEANS CONNECTING THE HEAD TO THE CARRIAGE FOR SUBSTANTIALLY FREE MOVEMENT OF THE HEAD RELATIVE TO THE CARRIAGE IN SAID OPPOSITE DIRECTIONS IN SAID GENERALLY HORIZONTAL PATHS, SAID POWER MEANS INCLUDING STRETCH FORMING POWER MEANS YIELDABLY URGING THE CARRIAGE IN ONE OF SAID DIRECTIONS IN SAID GENERALLY HORIZONTAL PATH, AND STRESS MEASURING TENSION BAR MEANS INTERCONNECTING THE CARRIAGE AND HEAD AND EXTENDING IN SAID ONE DIRECTION FROM THE HEAD TO THE CARRIAGE AND OPERATIVE FOR RESTRAINING SAID MOVEMENT OF THE HEAD RELATIVE TO THE CARRIAGE AND FOR CONCURRENTLY TRANSMITTING BETWEEN THE HEAD AND CARRIAGE THE TENSIONING FORCES IMPOSED BY THE STRETCH FORMING POWER MEANS.
Claim 2
Dependent Claim
186 words
A PRESTRETCH FIXTURE COMPRISING A FRAME, A STRETCH HEAD INCLUDING A JAW FOR GRIPPING THE MARGIN OF A LENGTH OF METAL TO BE STRETCHED, A CARRIAGE FOR THE HEAD, MEANS SUPPORTING THE CARRIAGE FOR MOVEMENT IN OPPOSITE DIRECTIONS IN GENERALLY UPRIGHT PATHS AND FOR MOVEMENT, CONCURRENTLY WITH THE MOVEMENT IN SAID GENERALLY UPRIGHT PATHS, IN OPPOSITE DIRECTIONS IN GENERALLY HORIZONTAL PATHS IN ALL POSITIONS OF THE CARRIAGE ALONG SAID UPRIGHT PATH, POWER MEANS OPERABLE TO CAUSE SAID CONCURRENT MOVEMENTS OF THE CARRIAGE, MEANS CONNECTING THE HEAD TO THE CARRIAGE FOR SUBSTANTIALLY FREE MOVEMENT OF THE HEAD RELATIVE TO THE CARRIAGE IN SAID OPPOSITE DIRECTIONS IN SAID GENERALLY HORIZONTAL PATHS, SAID POWER MEANS INCLUDING STRETCH FORMING POWER MEANS YIELDABLY URGING THE CARRIAGE IN ONE OF SAID DIRECTIONS IN SAID GENERALLY HORIZONTAL PATH, AND STRESS MEASURING TENSION BAR MEANS INTERCONNECTING THE CARRIAGE AND HEAD AND EXTENDING IN SAID ONE DIRECTION FROM THE HEAD TO THE CARRIAGE AND OPERATIVE FOR RESTRAINING SAID MOVEMENT OF THE HEAD RELATIVE TO THE CARRIAGE AND FOR CONCURRENTLY TRANSMITTING BETWEEN THE HEAD AND CARRIAGE THE TENSIONING FORCES IMPOSED BY THE STRETCH FORMING POWER MEANS.
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |