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US3110975A Expired / Lapsed US ⏱️ 0.0 years remaining

Steam iron with dual heating means

Assignee: Landers Frary and Clark
•
Filing: 1960-11-30
•
Granted: 1963-11-19
•
Expires: 1980-11-30
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Abstract

No abstract record available.

Inventors

  • 👤 Paul J Kircher

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 09:33
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/08; D06F75/10; D06F75/14; D06F75/18

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 179 words
A STEAM IRON COMPRISING: A SOLE PLATE HAVING A PRESSING SURFACE, A STEAM GENERATING VESSEL, MEANS MOUNTING SAID STEAM GENERATING VESSEL IN POOR HEAT TRANSFER RELATIONSHIP WITH SAID SOLE PLATE, STEAM PASSAGE MEANS LEADING FROM SAID STEAM GENERATING VESSEL TO SAID PRESSING SURFACE, A WATER RESERVOIR DISPOSED ABOVE SAID STEAM GENERATING VESSEL AND HAVING A PORT THEREIN COMMUNICATING WITH SAID STEAM GENERATING VESSEL, A VALVE DISPOSED IN SAID PORT, SAID VALVE BEING CONTINUOUSLY VARIABLE FROM A FULLY CLOSED POSITION TO A FULLY OPENED POSITION TO VARY THE AMOUNT OF WATER ADMITTED TO SAID STEAM GENERATING VESSEL, FIRST ELECTRIC HEATING MEANS EMBEDDED IN SAID SOLE PLATE, SECOND ELECTRIC HEATING MEANS EMBEDDED IN SAID STEAM GENERATOR, A FIRST THERMOSTATIC SWITCH HAVING ITS HEAT SENSING ELEMENT IN GOOD HEAT CONDUCTING RELATIONSHIP WITH SAID SOLE PLATE AND HAVING ITS CONTACTS ARRANGED TO CONTROL ENERGIZATION OF SAID FIRST ELECTRIC HEATING MEANS, A SECOND THERMOSTATIC SWITCH HAVING ITS HEAT SENSING ELEMENT IN GOOD HEAT CONDUCTING RELATIONSHIP WITH SAID STEAM GENERATING VESSEL AND HAVING ITS CONTACTS ARRANGED TO CONTROL THE ENERGIZATION OF SAID SECOND HEATING MEANS.
Claim 2
Dependent Claim 179 words
A STEAM IRON COMPRISING: A SOLE PLATE HAVING A PRESSING SURFACE, A STEAM GENERATING VESSEL, MEANS MOUNTING SAID STEAM GENERATING VESSEL IN POOR HEAT TRANSFER RELATIONSHIP WITH SAID SOLE PLATE, STEAM PASSAGE MEANS LEADING FROM SAID STEAM GENERATING VESSEL TO SAID PRESSING SURFACE, A WATER RESERVOIR DISPOSED ABOVE SAID STEAM GENERATING VESSEL AND HAVING A PORT THEREIN COMMUNICATING WITH SAID STEAM GENERATING VESSEL, A VALVE DISPOSED IN SAID PORT, SAID VALVE BEING CONTINUOUSLY VARIABLE FROM A FULLY CLOSED POSITION TO A FULLY OPENED POSITION TO VARY THE AMOUNT OF WATER ADMITTED TO SAID STEAM GENERATING VESSEL, FIRST ELECTRIC HEATING MEANS EMBEDDED IN SAID SOLE PLATE, SECOND ELECTRIC HEATING MEANS EMBEDDED IN SAID STEAM GENERATOR, A FIRST THERMOSTATIC SWITCH HAVING ITS HEAT SENSING ELEMENT IN GOOD HEAT CONDUCTING RELATIONSHIP WITH SAID SOLE PLATE AND HAVING ITS CONTACTS ARRANGED TO CONTROL ENERGIZATION OF SAID FIRST ELECTRIC HEATING MEANS, A SECOND THERMOSTATIC SWITCH HAVING ITS HEAT SENSING ELEMENT IN GOOD HEAT CONDUCTING RELATIONSHIP WITH SAID STEAM GENERATING VESSEL AND HAVING ITS CONTACTS ARRANGED TO CONTROL THE ENERGIZATION OF SAID SECOND HEATING MEANS.

References Cited (Backward Citations)

US2345413A Cited
US2499835A Cited
US2710469A Cited
US2880530A Cited
US2829452A Cited
US2871589A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-11-18 1967-05-20 1967-11-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-11-18 1971-05-20 1971-11-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-11-18 1975-05-20 1975-11-19 $7700.00 Window Closed / Lapsed

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