Patent US3424876A successfully refreshed from Google Patents.
US3424876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timer switch having a rapid advance mechanism
Assignee: Duracell Inc USA
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Filing: 1966-07-13
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Granted: 1969-01-28
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Expires: 1986-07-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Wiser
- 👤 Elmo W Voland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:55
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/10; H01H43/12; H01H43/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN A TIMER, MOTOR MEANS HAVING AN AXIALLY DISPLACEABLE SHAFT AND MOTOR ACTUATED SWITCH MEANS, SAID SWITCH MEANS FIXEDLY CONNECTED TO SAID SHAFT AND INCLUDING CAM MEANS HAVING CODED INDICIA CONTOURS, AND FOLLOWER SWITCH MEANS HAVING FOLLOWER MEANS NORMALLY RIDING ON THE PERIPHERY OF SAID SHAFT, ENERGIZATION OF SAID MOTOR AXIALLY AND ROTATIONALLY DISPLACING SAID SHEFT, SAID AXIAL DISPLACEMENT OF SAID SHAFT CAUSING SAID FOLLOWER MEANS TO ENGAGE WITH AND RIDE ON SAID CODED INDICIA CONTOURS OF SAID CAM MEANS THEREBY ACTUATING SAID SWITCH IN ACCORDANCE WITH THE CONTOURS OF SAID CAM MEANS, DE-ENEREGIZATION OF SAID MOTOR AXIALLY DISPLACING SAID SHAFT SO THAT SAID FOLLOWER MEANS RETURNS TO SAID NORMAL POSITION OF RIDING ON SAID PERIPHERY OF SAID SHAFT.
Claim 2
Dependent Claim
119 words
IN A TIMER, MOTOR MEANS HAVING AN AXIALLY DISPLACEABLE SHAFT AND MOTOR ACTUATED SWITCH MEANS, SAID SWITCH MEANS FIXEDLY CONNECTED TO SAID SHAFT AND INCLUDING CAM MEANS HAVING CODED INDICIA CONTOURS, AND FOLLOWER SWITCH MEANS HAVING FOLLOWER MEANS NORMALLY RIDING ON THE PERIPHERY OF SAID SHAFT, ENERGIZATION OF SAID MOTOR AXIALLY AND ROTATIONALLY DISPLACING SAID SHEFT, SAID AXIAL DISPLACEMENT OF SAID SHAFT CAUSING SAID FOLLOWER MEANS TO ENGAGE WITH AND RIDE ON SAID CODED INDICIA CONTOURS OF SAID CAM MEANS THEREBY ACTUATING SAID SWITCH IN ACCORDANCE WITH THE CONTOURS OF SAID CAM MEANS, DE-ENEREGIZATION OF SAID MOTOR AXIALLY DISPLACING SAID SHAFT SO THAT SAID FOLLOWER MEANS RETURNS TO SAID NORMAL POSITION OF RIDING ON SAID PERIPHERY OF 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) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |