Patent US3295382A successfully refreshed from Google Patents.
US3295382A
Expired / Lapsed
US
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Stepping mechanism for electromechanical counters
Assignee: DURANT Manufacturing CO
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Filing: 1965-10-22
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Granted: 1967-01-03
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Robert E Einem
- 👤 Enno A Knief
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:51
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/08; G06M1/10; G06M1/102; G06M1/104; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1553; Y10T74/1555
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A STEPPING MECHANISM COMPRISING, ELECTRO-MAGNETIC MEANS ADAPTED TO BE CONNECTED TO A SOURCE OF INPUT PULSES AND TO BE ENERGIZED DURING RECEPTION OF THE INPUT PULSES, AN ARMATURE IN OPERATIVE RELATION TO SAID MEANS AND PROVIDED WITH A BRACKET, A PIVOTED DRIVE ARM HAVING A PIVOTAL CONNECTION WITH SAID BRACKET, A PAWL CARRIED BY SAID DRIVE ARM, A RATCHET WHEEL ADVANCED BY SAID PAWL, A YOKE SPRING FOR BIASING SAID ARMATURE AND BRACKET AWAY FROM SAID MEANS AND HAVING END SECTIONS INCLINED IN A DIRECTION TOWARDS SAID PIVOTAL CONNECTION AND BEING ENGAGED BY SAID BRACKET BETWEEN SAID END SECTIONS, AND SUPPORT MEANS FOR SAID END SECTIONS, SAID ARMATURE AND BRACKET BEING PULLED IN OPPOSITION TO THE BIAS OF SAID YOKE SPRING TOWARDS SAID ELECTRO-MAGNETIC MEANS DURING ENERGIZATION OF SAID MEANS, AND BEING MOVED IN A DIRECTION AWAY FROM SAID ELECTRO-MAGNETIC MEANS BY SAID YOKE SPRING WHEN SAID ELECTRO-MAGNETIC MEANS IS DE-ENERGIZED, SAID END SECTIONS STABILIZING THE MOTION OF SAID ARMATURE.
Claim 2
Dependent Claim
160 words
A STEPPING MECHANISM COMPRISING, ELECTRO-MAGNETIC MEANS ADAPTED TO BE CONNECTED TO A SOURCE OF INPUT PULSES AND TO BE ENERGIZED DURING RECEPTION OF THE INPUT PULSES, AN ARMATURE IN OPERATIVE RELATION TO SAID MEANS AND PROVIDED WITH A BRACKET, A PIVOTED DRIVE ARM HAVING A PIVOTAL CONNECTION WITH SAID BRACKET, A PAWL CARRIED BY SAID DRIVE ARM, A RATCHET WHEEL ADVANCED BY SAID PAWL, A YOKE SPRING FOR BIASING SAID ARMATURE AND BRACKET AWAY FROM SAID MEANS AND HAVING END SECTIONS INCLINED IN A DIRECTION TOWARDS SAID PIVOTAL CONNECTION AND BEING ENGAGED BY SAID BRACKET BETWEEN SAID END SECTIONS, AND SUPPORT MEANS FOR SAID END SECTIONS, SAID ARMATURE AND BRACKET BEING PULLED IN OPPOSITION TO THE BIAS OF SAID YOKE SPRING TOWARDS SAID ELECTRO-MAGNETIC MEANS DURING ENERGIZATION OF SAID MEANS, AND BEING MOVED IN A DIRECTION AWAY FROM SAID ELECTRO-MAGNETIC MEANS BY SAID YOKE SPRING WHEN SAID ELECTRO-MAGNETIC MEANS IS DE-ENERGIZED, SAID END SECTIONS STABILIZING THE MOTION OF SAID ARMATURE.
References Cited (Backward Citations)
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US2227289A
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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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |