US3214665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Domestic appliance with spin acceleration control means
Assignee: Motors Liquidation Co
•
Filing: 1960-09-22
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Granted: 1965-10-26
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Expires: 1980-09-22
Abstract
No abstract record available.
Inventors
- 👤 Charles K Billings
- 👤 Donald F Alexander
- 👤 Marshall C Harrold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:48
CPC Classifications
D; D06; D06F; D06F34/00; D06F34/08; D06F2101/00; D06F2101/10; D06F33/00; D06F33/30; D06F33/32; D06F33/40
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
146 words
A CONTROL CIRCUIT FOR A ROTATABLE CONTAINER HAVING A PRIME MOVING MEANS INCLUDING A MOTOR FOR ROTATING SAID CONTAINER AT HIGH AND LOW SPEEDS AND COMPRISING, MEANS ENERGIZABLE FOR CONDITIONING SAID PRIME MOVING MEANS FOR HIGH SPEED ROTATION OF SAID CONTAINER, A POWER SUPPLY, A HIGH SPEED CIRCUIT CONNECTED TO SAID POWER SUPPLY AND INCLUDING IN SERIES POWER SUPPLY RELATIONSHIP A FIRST TIMER SWITCH MEANS CLOSABLE TO ENERGIZE SAID HIGH SPEED CIRCUIT, A SPEED SELECTOR SWITCH MEANS SETTABLE FOR HIGH OR LOW CONTAINER ROTATION SPEED, A THERMAL TIME DELAY SWITCH CLOSING MEANS AND A HIGH SPEED CONDITIONING MEANS, AND SECOND TIMER SWITCH MEANS CLOSABLE WITH SAID FIRST TIMER SWITCH MEANS FOR ENERGIZING SID MOTOR, SAID FIRST TIMER SWITCH MEANS ENERGIZING SAID THERMAL DELAY DEVICE TO DELAY ENERGIZATION OF SAID HIGH SPEED CONDITIONING MEANS WHEN SAID SPEED SELECTOR SWITCH MEANS IS SET FOR HIGH CONTAINER ROTATION SPEED.
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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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |