Patent US3233398A successfully refreshed from Google Patents.
US3233398A
Expired / Lapsed
US
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High speed driving transmissions for spindles
Assignee: Klinger Manufacturing Co Ltd
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Filing: 1963-09-13
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Granted: 1966-02-08
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Expires: 1983-09-13
Abstract
No abstract record available.
Inventors
- 👤 Gilchrist Reginald Selby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:42
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/04; D02G1/06; D01; D01H; D01H1/00; D01H1/14; D01H1/20; D01H1/24; D01H1/243; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
A DRIVING TRANSMISSION FOR A SPINDLE COMPRISING INNER AND OUTER SETS OF PARALLEL ROTATABLE SHAFTS, THE SHAFTS IN EACH SET BEING GROUPED AROUND AND PARALLEL TO THE SPINDLE, FRICTION GEARING BETWEEN THE SHAFTS OF THE OUTER SET AND THE SHAFTS OF THE INNER SET AND BETWEEN THE SHAFTS OF THE INNER SET AND THE SPINDLE AND WHICH FRICTION GEAR COMPRISES TWO FRICTION TRACKS OF DIFFERENT DIAMETER ON EACH SHAFT OF THE INNER SET AND FRICTION TRACKS ON THE SHAFTS OF THE OUTER SET OF A LARGER DIAMETER THAN EITHER OF SAID TWO FRICTION TRACKS OF DIFFERENT DIAMETER ON EACH SHAFT OF SAID INNER SET, THE LARGER DIAMETER FRICTION TRACKS ON THE SHAFTS OF THE INNER SET ENGAGING SAID SPINDLE AND THE SMALLER DIAMETER TRACKS BEING ENGAGED BY SAID LARGER DIAMETER FRICTION TRACKS ON THE SHAFTS OF THE OUTER SET WHEREBY COMPOUND STEP UP FRICTION GEARING IS PROVIDED BETWEEN THE OUTER SET OF SHAFTS AND THE SPINDLE, AND MEANS FOR DRIVING AT LEAST ONE OF THE SHAFTS OF THE OUTER SET.
Claim 2
Dependent Claim
170 words
A DRIVING TRANSMISSION FOR A SPINDLE COMPRISING INNER AND OUTER SETS OF PARALLEL ROTATABLE SHAFTS, THE SHAFTS IN EACH SET BEING GROUPED AROUND AND PARALLEL TO THE SPINDLE, FRICTION GEARING BETWEEN THE SHAFTS OF THE OUTER SET AND THE SHAFTS OF THE INNER SET AND BETWEEN THE SHAFTS OF THE INNER SET AND THE SPINDLE AND WHICH FRICTION GEAR COMPRISES TWO FRICTION TRACKS OF DIFFERENT DIAMETER ON EACH SHAFT OF THE INNER SET AND FRICTION TRACKS ON THE SHAFTS OF THE OUTER SET OF A LARGER DIAMETER THAN EITHER OF SAID TWO FRICTION TRACKS OF DIFFERENT DIAMETER ON EACH SHAFT OF SAID INNER SET, THE LARGER DIAMETER FRICTION TRACKS ON THE SHAFTS OF THE INNER SET ENGAGING SAID SPINDLE AND THE SMALLER DIAMETER TRACKS BEING ENGAGED BY SAID LARGER DIAMETER FRICTION TRACKS ON THE SHAFTS OF THE OUTER SET WHEREBY COMPOUND STEP UP FRICTION GEARING IS PROVIDED BETWEEN THE OUTER SET OF SHAFTS AND THE SPINDLE, AND MEANS FOR DRIVING AT LEAST ONE OF THE SHAFTS OF THE OUTER SET.
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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |