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US3271877A Expired / Lapsed US ⏱️ 0.0 years remaining

Dryer control device and timer

Assignee: Controls Company of America
•
Filing: 1962-12-07
•
Granted: 1966-09-13
•
Expires: 1982-12-07
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Robert F Guenther
  • 👤 Ronald G Martin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 20:09
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/10; H01H43/12; H01H43/125; D; D06; D06F; D06F58/00; D06F58/32; D06F58/34; D06F58/36; D06F58/38; G; G05; G05D; G05D22/00; G05D22/02; D06F2101/00; D06F2101/02; D06F2101/14; D06F2103/00; D06F2103/28; D06F2103/34

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 216 words
IN A DRYER, HEAT SUPPLY MEANS, MEANS FOR SENSING MOISTURE CONTENT AND OPERATIVE TO ESTABLISH A FIRST DRYER CYCLE BASED ON SAID MOISTURE CONTENT; TIMING MEANS FOR ESTABLISHING A SECOND DRYER CYCLE; CONTROL SWITCH MEANS IN CIRCUIT WITH SAID HEAT SUPPLY MEANS, SAID SENSING MEANS AND SAID TIMING MEANS, SAID CONTROL SWITCH MEANS HAVING A FIRST OPEN POSITION, A SECOND POSITION SETTING UP A CIRCUIT TO SAID SENSING MEANS AND SAID TIMING MEANS, AND A THIRD POSITION SETTING UP A CIRCUIT TO SAID HEAT SUPPLY MEANS, SAID SENSING MEANS AND SAID TIMING MEANS; SAID TIMING MEANS INCLUDING MEANS ENGAGEABLE WITH SAID CONTROL SWITCH MEANS FOR SELECTIVELY ACTUATING SAID CONTROL SWITCH MEANS TO AND HOLDING SAID CONTROL SWITCH MEANS IN ONE OF ITS THREE POSITIONS; SECOND SWITCH MEANS IN CIRCUIT WITH SAID TIMING MEANS; AND OPERATING MEANS FOR SELECTIVELY OPENING AND CLOSING SAID SECOND SWITCH MEANS; SAID SENSING MEANS CONNECTED IN CIRCUIT WITH AND CONTROLLING SAID OPERATING MEANS AND BEING OPERATIVE TO RESPECTIVELY OPEN AND COMPLETE THE CIRCUIT TO SAID OPERATING MEANS SIMULTANEOUSLY WITH INITIATION AND COMPLETION OF SAID FIRST DRYER CYCLE SO THAT SAID TIMING MEANS IS DE-ENERGIZED DURING AND IS ENERGIZED AT THE END OF SAID FIRST CYCLE TO DETERMINE THE PERIOD FOR MOVEMENT OF SAID CONTROL SWITCH MEANS FROM ONE OF ITS THREE POSITIONS.
Claim 2
Dependent Claim 216 words
IN A DRYER, HEAT SUPPLY MEANS, MEANS FOR SENSING MOISTURE CONTENT AND OPERATIVE TO ESTABLISH A FIRST DRYER CYCLE BASED ON SAID MOISTURE CONTENT; TIMING MEANS FOR ESTABLISHING A SECOND DRYER CYCLE; CONTROL SWITCH MEANS IN CIRCUIT WITH SAID HEAT SUPPLY MEANS, SAID SENSING MEANS AND SAID TIMING MEANS, SAID CONTROL SWITCH MEANS HAVING A FIRST OPEN POSITION, A SECOND POSITION SETTING UP A CIRCUIT TO SAID SENSING MEANS AND SAID TIMING MEANS, AND A THIRD POSITION SETTING UP A CIRCUIT TO SAID HEAT SUPPLY MEANS, SAID SENSING MEANS AND SAID TIMING MEANS; SAID TIMING MEANS INCLUDING MEANS ENGAGEABLE WITH SAID CONTROL SWITCH MEANS FOR SELECTIVELY ACTUATING SAID CONTROL SWITCH MEANS TO AND HOLDING SAID CONTROL SWITCH MEANS IN ONE OF ITS THREE POSITIONS; SECOND SWITCH MEANS IN CIRCUIT WITH SAID TIMING MEANS; AND OPERATING MEANS FOR SELECTIVELY OPENING AND CLOSING SAID SECOND SWITCH MEANS; SAID SENSING MEANS CONNECTED IN CIRCUIT WITH AND CONTROLLING SAID OPERATING MEANS AND BEING OPERATIVE TO RESPECTIVELY OPEN AND COMPLETE THE CIRCUIT TO SAID OPERATING MEANS SIMULTANEOUSLY WITH INITIATION AND COMPLETION OF SAID FIRST DRYER CYCLE SO THAT SAID TIMING MEANS IS DE-ENERGIZED DURING AND IS ENERGIZED AT THE END OF SAID FIRST CYCLE TO DETERMINE THE PERIOD FOR MOVEMENT OF SAID CONTROL SWITCH MEANS FROM ONE OF ITS THREE POSITIONS.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-09-12 1970-03-14 1970-09-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-09-12 1974-03-14 1974-09-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-09-12 1978-03-14 1978-09-13 $7700.00 Window Closed / Lapsed

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