US3244383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber control device
Assignee: Bausch and Lomb Inc
•
Filing: 1963-09-19
•
Granted: 1966-04-05
•
Expires: 1983-09-19
Abstract
No abstract record available.
Inventors
- 👤 James E Ballmer
- 👤 Gilbert J Sheldon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:32
CPC Classifications
B; B65; B65H; B65H59/00; B65H59/10; B65H59/16; B65H59/20; B65H59/26; B65H59/28; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A DEVICE FOR TENSIONING A CONTINUOUS FIBER DRAWN LINEARLY BETWEEN TWO POINTS COMPRISING, A PLURALITY OF PRIMARY SHOES SPACED ALONG THE FIBER ALTERNATELY FRICTIONALLY ENGAGING THE FIBER ON OPPOSITE SIDES, MEANS CAUSING RELATIVE MOVEMENT OF AT LEAST ONE OF THE PRIMARY SHOES RELATIVE TO THE OTHER PRIMARY SHOES AND TRANSVERSE WITH RESPECT TO THE LENGTH OF THE FIBER DRAWN BETWEEN THE TWO POINTS FOR INCREASING THE LENGTH OF ENGAGEMENT AND THE FRICTIONAL FORCE ON SAID FIBER, A PLURALITY OF SECONDARY SHOES INCLUDING MEANS ENGAGING SAID SECONDARY SHOES WITH MATING OF SAID PRIMARY SHOES ENCLOSING SAID FIBER AND INCREASING THE FRICTION ON THE FIBER, THEREBY INCREASING THE FRICTIONAL FORCE ON THE MOVING FIBER TO CONTROL THE TENSION ON SAID FIBER.
Claim 2
Independent Claim
119 words
A DEVICE FOR TENSIONING A CONTINUOUS FIBER DRAWN LINEARLY BETWEEN TWO POINTS COMPRISING, A PLURALITY OF PRIMARY SHOES SPACED ALONG THE FIBER ALTERNATELY FRICTIONALLY ENGAGING THE FIBER ON OPPOSITE SIDES, MEANS CAUSING RELATIVE MOVEMENT OF AT LEAST ONE OF THE PRIMARY SHOES RELATIVE TO THE OTHER PRIMARY SHOES AND TRANSVERSE WITH RESPECT TO THE LENGTH OF THE FIBER DRAWN BETWEEN THE TWO POINTS FOR INCREASING THE LENGTH OF ENGAGEMENT AND THE FRICTIONAL FORCE ON SAID FIBER, A PLURALITY OF SECONDARY SHOES INCLUDING MEANS ENGAGING SAID SECONDARY SHOES WITH MATING OF SAID PRIMARY SHOES ENCLOSING SAID FIBER AND INCREASING THE FRICTION ON THE FIBER, THEREBY INCREASING THE FRICTIONAL FORCE ON THE MOVING FIBER TO CONTROL THE TENSION ON SAID FIBER.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |