US3106997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive system
Assignee: Westinghouse Electric Corp
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Filing: 1961-02-17
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Granted: 1963-10-15
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Expires: 1981-02-17
Abstract
No abstract record available.
Inventors
- 👤 White Dale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:21
CPC Classifications
G; G05; G05G; G05G5/00; G05G5/04; G05G15/00; G05G15/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A DRIVE SYSTEM FOR APPARATUS HAVING A RANGE OF OPERATION BETWEEN PREDETERMINED LIMITS COMPRISING AN OUTPUT SHAFT, FIRST MEANS FOR DRIVING SAID SHAFT IN EITHER DIRECTION OF ROTATION, MEANS FOR ESTABLISHING A DRIVE FROM SAID FIRST MEANS TO SAID SHAFT FOR EACH DIRECTION OF ROTATION BETWEEN SAID PREDETERMINED LIMITS, AND MEANS FOR COUNTING THE REVOLUTIONS OF SAID SHAFT IN EACH DIRECTION, SAID COUNTING MEANS INCLUDING MEANS FOR SEPARATELY CONTROLLING SAID DRIVE ESTABLISHING MEANS TO DISABLE SAID DRIVE ESTABLISHING MEANS WHEN ONE OF SAID PREDETERMINED LIMITS IS REACHED DURING OPERATION, SAID DISABLING MEANS BEING RESETTABLE AFTER ONE OF SAID LIMITS IS REACHED BY OPPOSITE ROTATION OF SAID FIRST MEANS TO CONTROL SAID DRIVE ESTABLISHING MEANS TO AGAIN DRIVE SAID SHAFT.
Claim 2
Dependent Claim
119 words
A DRIVE SYSTEM FOR APPARATUS HAVING A RANGE OF OPERATION BETWEEN PREDETERMINED LIMITS COMPRISING AN OUTPUT SHAFT, FIRST MEANS FOR DRIVING SAID SHAFT IN EITHER DIRECTION OF ROTATION, MEANS FOR ESTABLISHING A DRIVE FROM SAID FIRST MEANS TO SAID SHAFT FOR EACH DIRECTION OF ROTATION BETWEEN SAID PREDETERMINED LIMITS, AND MEANS FOR COUNTING THE REVOLUTIONS OF SAID SHAFT IN EACH DIRECTION, SAID COUNTING MEANS INCLUDING MEANS FOR SEPARATELY CONTROLLING SAID DRIVE ESTABLISHING MEANS TO DISABLE SAID DRIVE ESTABLISHING MEANS WHEN ONE OF SAID PREDETERMINED LIMITS IS REACHED DURING OPERATION, SAID DISABLING MEANS BEING RESETTABLE AFTER ONE OF SAID LIMITS IS REACHED BY OPPOSITE ROTATION OF SAID FIRST MEANS TO CONTROL SAID DRIVE ESTABLISHING MEANS TO AGAIN DRIVE SAID SHAFT.
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) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |