US3100972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Honeywell Inc
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Filing: 1962-03-14
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Granted: 1963-08-20
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Expires: 1982-03-14
Abstract
No abstract record available.
Inventors
- 👤 John W Mobarry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:13
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/30; F24F11/70; F24F11/80; F24F11/86; F24F11/88
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
200 words
IN A REFRIGERATION MOTOR COMPRESSOR CONTROL APPARATUS HAVING AN ABNORMAL CONDITION SHUT DOWN CIRCUIT WHICH CAN BE REMOTELY RESET FOR NORMAL OPERATION, SPACE TEMPERATURE RESPONSIVE SWITCH MEANS FOR PROVIDING CLOSED CIRCUIT WHEN THE SPACE TEMPERATURE REACHES A PREDETERMINED TEMPERATURE, A SOURCE OF POWER, A REED RELAY HAVING A FIRST AND A SECOND ENERGIZATION WINDING AND A FIRST SWITCH WHICH CLOSES WHEN SAID FIRST WINDING IS ENERGIZED AND OPENS WHEN BOTH OF SAID WINDINGS ARE ENERGIZED, A SECOND REED RELAY HAVING AN ENERGIZATION WINDING AND A SECOND SWITCH WHICH IS OPENED WHEN SAID LAST MENTIONED ENERGIZATION WINDING IS ENERGIZED, SAID SECOND SWITCH BEING BIASED NORMALLY CLOSED, ABNORMAL OPERATING CONDITION RESPONSIVE SWITCH MEANS HAVING AN OPEN CIRCUIT UPON THE PRESENCE OF AN ABNORMAL CONDITION, CIRCUIT MEANS INCLUDING SAID TEMPERATURE RESPONSIVE SWITCH MEANS FOR CONNECTING A PARALLEL CIRCUIT OF SAID FIRST AND SECOND WINDINGS TO SAID SOURCE, SHUNT CIRCUIT MEANS CONNECTING A CIRCUIT OF SAID SECOND SWITCH AND SAID ABNORMAL CONDITION SWITCH MEANS IN PARALLEL WITH SAID SECOND ENERGIZATION WINDING WHEREBY SAID SPACE SWITCH MEANS UPON CLOSING SAID FIRST SWITCH IS ADAPTED TO ENERGIZE A MOTOR COMPRESSOR, CIRCUIT MEANS CONNECTING THE ENERGIZATION WINDING OF SAID SECOND REED RELAY IN PARALLEL WITH SAID SECOND
Claim 2
Dependent Claim
200 words
IN A REFRIGERATION MOTOR COMPRESSOR CONTROL APPARATUS HAVING AN ABNORMAL CONDITION SHUT DOWN CIRCUIT WHICH CAN BE REMOTELY RESET FOR NORMAL OPERATION, SPACE TEMPERATURE RESPONSIVE SWITCH MEANS FOR PROVIDING CLOSED CIRCUIT WHEN THE SPACE TEMPERATURE REACHES A PREDETERMINED TEMPERATURE, A SOURCE OF POWER, A REED RELAY HAVING A FIRST AND A SECOND ENERGIZATION WINDING AND A FIRST SWITCH WHICH CLOSES WHEN SAID FIRST WINDING IS ENERGIZED AND OPENS WHEN BOTH OF SAID WINDINGS ARE ENERGIZED, A SECOND REED RELAY HAVING AN ENERGIZATION WINDING AND A SECOND SWITCH WHICH IS OPENED WHEN SAID LAST MENTIONED ENERGIZATION WINDING IS ENERGIZED, SAID SECOND SWITCH BEING BIASED NORMALLY CLOSED, ABNORMAL OPERATING CONDITION RESPONSIVE SWITCH MEANS HAVING AN OPEN CIRCUIT UPON THE PRESENCE OF AN ABNORMAL CONDITION, CIRCUIT MEANS INCLUDING SAID TEMPERATURE RESPONSIVE SWITCH MEANS FOR CONNECTING A PARALLEL CIRCUIT OF SAID FIRST AND SECOND WINDINGS TO SAID SOURCE, SHUNT CIRCUIT MEANS CONNECTING A CIRCUIT OF SAID SECOND SWITCH AND SAID ABNORMAL CONDITION SWITCH MEANS IN PARALLEL WITH SAID SECOND ENERGIZATION WINDING WHEREBY SAID SPACE SWITCH MEANS UPON CLOSING SAID FIRST SWITCH IS ADAPTED TO ENERGIZE A MOTOR COMPRESSOR, CIRCUIT MEANS CONNECTING THE ENERGIZATION WINDING OF SAID SECOND REED RELAY IN PARALLEL WITH SAID SECOND
References Cited (Backward Citations)
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US2884767A
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US2955435A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |