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US3344672A
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Heat operated discharger for condensation water
Assignee: Gustav F Gerdts KG
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Filing: 1965-04-05
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Granted: 1967-10-03
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Expires: 1985-04-05
Abstract
No abstract record available.
Inventors
- 👤 Josef S Lingnau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:12
CPC Classifications
F; F16; F16T; F16T1/00; F16T1/02; F16T1/08; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7737
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
IN A THERMALLY OPERATED DISCHARGER FOR CONDENSATION WATER, A THERMOSTAT COMPRISING A PLURALITY OF SUPERPOSED BIMETALLIC PLATES, EACH OF SAID BIMETALLIC PLATES BEING OF RHOMB-LIKE SHAPE AND HAVING A MIDDLE PORTION AND AT LEAST TWO LONG SUPPORTING EXTENSIONS ON OPPOSITE SIDES OF SAID MIDDLE PORTION, AND TORQUE-REDUCING MEANS UPON AT LEAST SAID MIDDLE PORTION, WHEREIN SAID MEANS COMPRISE AT LEAST ONE RECESS FORMED IN THE PLATE.
Claim 2
Dependent Claim
66 words
IN A THERMALLY OPERATED DISCHARGER FOR CONDENSATION WATER, A THERMOSTAT COMPRISING A PLURALITY OF SUPERPOSED BIMETALLIC PLATES, EACH OF SAID BIMETALLIC PLATES BEING OF RHOMB-LIKE SHAPE AND HAVING A MIDDLE PORTION AND AT LEAST TWO LONG SUPPORTING EXTENSIONS ON OPPOSITE SIDES OF SAID MIDDLE PORTION, AND TORQUE-REDUCING MEANS UPON AT LEAST SAID MIDDLE PORTION, WHEREIN SAID MEANS COMPRISE AT LEAST ONE RECESS FORMED IN THE PLATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |