Patent US3331929A successfully refreshed from Google Patents.
US3331929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital timer drive for use in household appliances
Assignee: Westinghouse Electric Corp
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Filing: 1965-10-15
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Granted: 1967-07-18
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Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Calvin J Holtkamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:06
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN A TIMER DRIVE MECHANISM, THE COMBINATION OF: A COUNTER MEMBER ROTATABLE ABOUT ITS AXIS AND HAVING DISPOSED THEREON A PLURALITY OF ROWS OF INDICIA, SAID INDICIA BEING SEQUENTIALLY ARRANGED IN A CODED MANNER; DRIVING MEANS TO OSCILLATE SAID COUNTER MEMBER; ROTATING MEANS OPERATIVE TO ROTATE SAID COUNTER MEMBER ABOUT ITS AXIS IN RESPONSE TO THE OSCILLATION OF SAID COUNTER MEMBER; A PROGRAMMED CARD INCLUDING A PLURALITY OF INDICIA OF SAID THEREON, SAID CARD BEING DISPOSED SO THAT THE INDICIA OF SAID CARD IS ENGAGEABLE SELECTIVELY BY THE INDICIA OF SAID COUNTER MEMBER; ADVANCING MEANS TO MOVE SAID CARD IN RESPONSE TO A PREDETERMINED CIRCUIT RELATIONSHIP BEING ESTABLISHED BETWEEN SAID INDICIA OF SAID CARD AND SAID COUNTER MEMBER
Claim 2
Dependent Claim
118 words
IN A TIMER DRIVE MECHANISM, THE COMBINATION OF: A COUNTER MEMBER ROTATABLE ABOUT ITS AXIS AND HAVING DISPOSED THEREON A PLURALITY OF ROWS OF INDICIA, SAID INDICIA BEING SEQUENTIALLY ARRANGED IN A CODED MANNER; DRIVING MEANS TO OSCILLATE SAID COUNTER MEMBER; ROTATING MEANS OPERATIVE TO ROTATE SAID COUNTER MEMBER ABOUT ITS AXIS IN RESPONSE TO THE OSCILLATION OF SAID COUNTER MEMBER; A PROGRAMMED CARD INCLUDING A PLURALITY OF INDICIA OF SAID THEREON, SAID CARD BEING DISPOSED SO THAT THE INDICIA OF SAID CARD IS ENGAGEABLE SELECTIVELY BY THE INDICIA OF SAID COUNTER MEMBER; ADVANCING MEANS TO MOVE SAID CARD IN RESPONSE TO A PREDETERMINED CIRCUIT RELATIONSHIP BEING ESTABLISHED BETWEEN SAID INDICIA OF SAID CARD AND SAID COUNTER MEMBER
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |