Patent US3284907A successfully refreshed from Google Patents.
US3284907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding apparatus
Assignee: Dow Chemical Co
•
Filing: 1965-02-18
•
Granted: 1966-11-15
•
Expires: 1985-02-18
Abstract
No abstract record available.
Inventors
- 👤 John R Frost
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:52
CPC Classifications
B; B65; B65H; B65H61/00; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
127 words
IN A MULTIPLE SPINDLE WINDING MACHINE FOR WINDING FILAMENTS, THE WINDING MACHINE OPERATING IN COMBINATION WITH A COMMON SNUBBER ROLL OVER WHICH THE FILAMENTS PASS WITHOUT SIGNIFICANT SLIPPAGE, THE IMPROVEMENT WHICH COMPRISES A TOOTHED GEAR MOUNTED ON AND AFFIXED TO THE SHAFT TURNING SAID SNUBBER ROLL, AN ELECTRICAL SENSING MECHANISM IN OPERATIVE PROXIMITY TO SAID GEAR AND ADAPTED TO RELEASE AN OUTPUT ELECTRICAL PULSE EACH TIME A TOOTH OF SAID GEAR PASSES BY, AN ADJUSTABLE TOTALIZING COUNTER OPERATIVELY CONNECTED TO SAID SENSING MECHANISM WHICH FURNISHES ONE OUTPUT PULSE, FOR A GIVEN NUMBER OF INPUT PULSES FROM THE SENSING MECHANISM, TO AN AMPLIFIER OF SUFFICIENT MAGNITUDE SO THAT THE RESULTANT AMPLIFIED OUTPUT PULSE DRIVES A SEPARATE ELECTRICAL COUNTING DEVICE FOR EACH STRAND OF FILAMENT, EACH OF SAID ELECTRICAL
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |