US3103079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam iron
Assignee: Westinghouse Electric Corp
•
Filing: 1962-03-20
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Granted: 1963-09-10
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Expires: 1982-03-20
Abstract
No abstract record available.
Inventors
- 👤 Samuel R Bricker
- 👤 Alan D Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:07
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/08; D06F75/10; D06F75/14; D06F75/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A STEAM IRON INCLUDING A SOLEPLATE HAVING A STEAM GENERATING CHAMBER, MEANS FOR HEATING THE SOLEPLATE IN THE REGION OF SAID CHAMBER, A CLOSED RESERVOIR FOR WATER ABOVE THE SOLEPLATE, MEANS FOR SUPPLYING DROPS OF WATER FROM SAID RESERVOIR TO SAID CHAMBER FOR FLASHING TO STEAM THEREIN, SAID SOLEPLATE HAVING AN ORIFICE IN THE BOTTOM SURFACE THEREOF FOR DISCHARGE OF STEAM, SAID IRON HAVING A FIRST PASSAGE FOR FLOW OF STEAM FROM SAID CHAMBER TO SAID DISCHARGE ORIFICE, MEANS PROVIDING A SECOND PASSAGE BETWEEN THE UPPER PORTION OF THE INTERIOR OF SAID RESERVOIR AND A REGION OF SAID FIRST PASSAGE WHERE THE PRESSURE OF THE STEAM FLOWING THERETHROUGH IS LESS THAN MAXIMUM PRESSURE IN THE CHAMBER AND GREATER THAN THE MAXIMUM PRESSURE AT THE ORIFICE, AND BAFFLE MEANS IN SAID FIRST PASSAGE SEPARATING THE DOWNSTREAM PORTION THEREOF INTO A REGION COMMUNICATING WITH THE DISCHARGE ORIFICE AND ANOTHER REGION COMMUNICATING WITH SAID SECOND PASSAGE.
Claim 2
Dependent Claim
153 words
A STEAM IRON INCLUDING A SOLEPLATE HAVING A STEAM GENERATING CHAMBER, MEANS FOR HEATING THE SOLEPLATE IN THE REGION OF SAID CHAMBER, A CLOSED RESERVOIR FOR WATER ABOVE THE SOLEPLATE, MEANS FOR SUPPLYING DROPS OF WATER FROM SAID RESERVOIR TO SAID CHAMBER FOR FLASHING TO STEAM THEREIN, SAID SOLEPLATE HAVING AN ORIFICE IN THE BOTTOM SURFACE THEREOF FOR DISCHARGE OF STEAM, SAID IRON HAVING A FIRST PASSAGE FOR FLOW OF STEAM FROM SAID CHAMBER TO SAID DISCHARGE ORIFICE, MEANS PROVIDING A SECOND PASSAGE BETWEEN THE UPPER PORTION OF THE INTERIOR OF SAID RESERVOIR AND A REGION OF SAID FIRST PASSAGE WHERE THE PRESSURE OF THE STEAM FLOWING THERETHROUGH IS LESS THAN MAXIMUM PRESSURE IN THE CHAMBER AND GREATER THAN THE MAXIMUM PRESSURE AT THE ORIFICE, AND BAFFLE MEANS IN SAID FIRST PASSAGE SEPARATING THE DOWNSTREAM PORTION THEREOF INTO A REGION COMMUNICATING WITH THE DISCHARGE ORIFICE AND ANOTHER REGION COMMUNICATING WITH SAID SECOND PASSAGE.
References Cited (Backward Citations)
US2892272A
Cited
US2991572A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |