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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
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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 03:00
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.

References Cited (Backward Citations)

US1952299A Cited
US2311924A Cited
US2311545A Cited
US2423316A Cited
US2650337A Cited
US2738072A Cited
US2780086A Cited
US3017030A Cited
US3049655A Cited

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

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