US3086378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control and braking device for pincarrying drums of circular knitting machines and the like
Assignee: FN Herstal SA
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Filing: 1960-04-21
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Granted: 1963-04-23
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Expires: 1980-04-21
Abstract
No abstract record available.
Inventors
- 👤 Azzolari Guido
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:06
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/66; D04B15/665; D04B15/68; D04B15/74; F; F16; F16D; F16D41/00; F16D41/12; F16H; F16H29/00; F16H29/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
IN A CIRCULAR KNITTING MACHINE, IN COMBINATION WITH A FIXED SUPPORT AND A PIN-CARRYING DRUM MOUNTED ON SAID SUPPORT, A CONTROL AND BRAKING DEVICE FOR SAID PIN-CARRYING DRUM COMPRISING IN COMBINATION, AT LEAST ONE RATCHET WHEEL FIXED COAXIALLY IN THE PIN-CARRYING DRUM AND HAVING A PLURALITY OF RATCHET TEETH ONE OF SAID TEETH BEING OF GREATER LENGTH THAN ANY OTHER TOOTH ON SAID RATCHET WHEEL, AN OSCILLATING LEVER MOUNTED ON SAID SUPPORT ADJACENT SAID PIN-CARRYING DRUM, A PAWL SUPPORTED ON SAID OSCILLATING LEVER AND HAVING A TIP PORTION ADAPTED TO SELECTIVELY ENGAGE SAID RATCHET WHEEL, A CAM ADAPTED TO SHIFT SAID OSCILLATING LEVER PERIODICALLY, MEANS FOR MODIFYING THE STOPPING POSITION OF SAID OSCILLATING LEVER IN ORDER TO REDUCE THE AMPLITUDE OF ITS MOVEMENTS CAUSED BY SAID CAM, AND ELASTIC MEANS URGING SAID PIN-CARRYING DRUM AND ITS COAXIAL RATCHET WHEEL AGAINST SAID FIXED SUPPORT.
Claim 2
Dependent Claim
143 words
IN A CIRCULAR KNITTING MACHINE, IN COMBINATION WITH A FIXED SUPPORT AND A PIN-CARRYING DRUM MOUNTED ON SAID SUPPORT, A CONTROL AND BRAKING DEVICE FOR SAID PIN-CARRYING DRUM COMPRISING IN COMBINATION, AT LEAST ONE RATCHET WHEEL FIXED COAXIALLY IN THE PIN-CARRYING DRUM AND HAVING A PLURALITY OF RATCHET TEETH ONE OF SAID TEETH BEING OF GREATER LENGTH THAN ANY OTHER TOOTH ON SAID RATCHET WHEEL, AN OSCILLATING LEVER MOUNTED ON SAID SUPPORT ADJACENT SAID PIN-CARRYING DRUM, A PAWL SUPPORTED ON SAID OSCILLATING LEVER AND HAVING A TIP PORTION ADAPTED TO SELECTIVELY ENGAGE SAID RATCHET WHEEL, A CAM ADAPTED TO SHIFT SAID OSCILLATING LEVER PERIODICALLY, MEANS FOR MODIFYING THE STOPPING POSITION OF SAID OSCILLATING LEVER IN ORDER TO REDUCE THE AMPLITUDE OF ITS MOVEMENTS CAUSED BY SAID CAM, AND ELASTIC MEANS URGING SAID PIN-CARRYING DRUM AND ITS COAXIAL RATCHET WHEEL AGAINST SAID FIXED SUPPORT.
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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |