US3240148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure rollers
Assignee: Carding Specialists Canada Ltd
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Filing: 1963-10-23
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Granted: 1966-03-15
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Expires: 1983-10-23
Abstract
No abstract record available.
Inventors
- 👤 John M J Varga
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:46
CPC Classifications
D; D01; D01G; D01G15/00; D01G15/94; D01G15/96; B; B21; B21B; B21B13/00; B21B13/02; B21B13/023; B21B31/00; B21B31/16; B21B31/20; B21B31/22; D06; D06B; D06B15/00; D06B15/02; D06C; D06C15/00; D06C15/02; Y; Y10; Y10S; Y10S425/00; Y10S425/235
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
180 words
A ROLLER ASSEMBLY COMPRISING IN COMBINATION A PAIR OF CO-OPERATING ROLLERS MOUNTED IN BEARINGS AT THEIR ENDS TO ROTATE ABOUT THEIR RESPECTIVE AXES, AT LEAST ONE END OF AT LEAST ONE OF SAID ROLLERS BEING SUPPORTED IN CARRIER MEANS CAPABLE OF ADJUSTMENT TO CAUSE LATERAL OFFSETTING MOVEMENT FOR SAID ROLLER END IN RELATION TO THE AXIS OF SAID OTHER ROLLER, ONE OF SAID ROLLERS BEING MOUNTED IN SUCH A MANNER AS TO BE BODILY ADJUSTABLE IN RELATION TO THE OTHER ROLLER FOR THE CREATION OF PRESSURE BETWEEN THE ROLLERS, FIRST CAM MEANS FOR ADJUSTING THE ROLLER MOUNTINGS FOR SETTING THE PRESSURE BETWEEN SAID ROLLERS, SECOND CAM MEANS FOR SIMULTANEOUSLY OPERATING SAID ROLLER END CARRIER MEANS TO MOVE ITS ROLLER END LATERALLY AND THUS SET THE ANGULAR RELATIONSHIP BETWEEN THE AXES OF THE TWO ROLLERS WHILST THE SIMULTANEOUS OPERATION MAINTAINS CONTACT BETWEEN THEIR PERIPHERIES, SAID TWO CAM MEANS BEING FURNISHED WITH CO-RELATED PROFILES OF PREDETERMINED SHAPE AND HAVING COMMON OPERATING MEANS SO AS TO PROVIDE A PREDETERMINED PRESSURE BETWEEN THE ROLLERS SIMULTANEOUSLY WITH AND IN DIRECT RELATION TO THE OFF-SET ADJUSTMENT.
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |