US3323635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable feed worm
Assignee: OI Glass Inc
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Filing: 1965-11-22
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Granted: 1967-06-06
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Expires: 1985-11-22
Abstract
No abstract record available.
Inventors
- 👤 Everett J Atkinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:23
CPC Classifications
B; B67; B67C; B67C7/00; B67C7/0006; B67C7/004; B67C7/0046; B65; B65G; B65G47/00; B65G47/74; B65G47/84; B65G47/846; B65G2201/00; B65G2201/02; B65G2201/0235; B65G2201/0244; B65G2201/0252; B67C2007/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A FEED WORM COMPRISING A WORM SHAFT AND RETAINING MEANS THEREON, A STUB SHAFT, MEANS AXIALLY ATTACHING THE STUB SHAFT TO SAID SHAFT TO EXTEND OUTWARDLY OF SAID RETAINING MEANS, AND A PLURALITY OF RELATIVELY THIN, CIRCULAR DISC ELEMENTS, MEANS ON SAID ELEMENTS FOR ECCENTRICALLY MOUNTING THEM ON SAID STUB SHAFT AND HELD THEREON BY SAID RETAINING MEANS, THE DISC ELEMENTS BEING ROTATIONALLY ARRANGED TO FORM A REVOLUTION OF A HELIX ADAPTED TO FEED ARTICLES ENGAGING SAME UPON ROTATION OF SAID WORM SHAFT.
Claim 2
Dependent Claim
83 words
A FEED WORM COMPRISING A WORM SHAFT AND RETAINING MEANS THEREON, A STUB SHAFT, MEANS AXIALLY ATTACHING THE STUB SHAFT TO SAID SHAFT TO EXTEND OUTWARDLY OF SAID RETAINING MEANS, AND A PLURALITY OF RELATIVELY THIN, CIRCULAR DISC ELEMENTS, MEANS ON SAID ELEMENTS FOR ECCENTRICALLY MOUNTING THEM ON SAID STUB SHAFT AND HELD THEREON BY SAID RETAINING MEANS, THE DISC ELEMENTS BEING ROTATIONALLY ARRANGED TO FORM A REVOLUTION OF A HELIX ADAPTED TO FEED ARTICLES ENGAGING SAME UPON ROTATION OF SAID WORM SHAFT.
References Cited (Backward Citations)
US587713A
Cited
US1367061A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |