US2276369A - Control apparatus - Google Patents

Control apparatus Download PDF

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Publication number
US2276369A
US2276369A US31077239A US2276369A US 2276369 A US2276369 A US 2276369A US 31077239 A US31077239 A US 31077239A US 2276369 A US2276369 A US 2276369A
Authority
US
United States
Prior art keywords
control
ina1
ucha
ontrol
march
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
Inventor
Leslie B M Buchanan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric and Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to US27760539A priority Critical
Application filed by Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co
Priority to US31077239 priority patent/US2276369A/en
Application granted granted Critical
Publication of US2276369A publication Critical patent/US2276369A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plant or systems
    • F25B49/025Motor control arrangements

Description

March 7 1942' L. B' M. UCHA-AN 2,276,369
ONTROL APPARATUS 0ri ina1 Filed June 6, 1939
US31077239 1939-06-06 1939-12-23 Control apparatus Expired - Lifetime US2276369A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US27760539A true 1939-06-06 1939-06-06
US31077239 US2276369A (en) 1939-06-06 1939-12-23 Control apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31077239 US2276369A (en) 1939-06-06 1939-12-23 Control apparatus

Publications (1)

Publication Number Publication Date
US2276369A true US2276369A (en) 1942-03-17

Family

ID=26958589

Family Applications (1)

Application Number Title Priority Date Filing Date
US31077239 Expired - Lifetime US2276369A (en) 1939-06-06 1939-12-23 Control apparatus

Country Status (1)

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US (1) US2276369A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970454A (en) * 1959-08-18 1961-02-07 Paragon Electric Company Electric switches and systems controlled thereby
US3053057A (en) * 1960-03-04 1962-09-11 Carrier Corp Protective device for compressor in air conditioning unit
US3054271A (en) * 1960-03-04 1962-09-18 Carrier Corp Automatic controls for air conditioning unit
US3135908A (en) * 1962-03-28 1964-06-02 John L Harris Control device
US3142013A (en) * 1960-03-04 1964-07-21 Carrier Corp Motor protective system for air conditioning unit
JPS49111259A (en) * 1973-02-26 1974-10-23
JPS52139457U (en) * 1975-10-30 1977-10-22
JPS55135278U (en) * 1980-03-05 1980-09-26

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970454A (en) * 1959-08-18 1961-02-07 Paragon Electric Company Electric switches and systems controlled thereby
US3053057A (en) * 1960-03-04 1962-09-11 Carrier Corp Protective device for compressor in air conditioning unit
US3054271A (en) * 1960-03-04 1962-09-18 Carrier Corp Automatic controls for air conditioning unit
US3142013A (en) * 1960-03-04 1964-07-21 Carrier Corp Motor protective system for air conditioning unit
US3135908A (en) * 1962-03-28 1964-06-02 John L Harris Control device
JPS49111259A (en) * 1973-02-26 1974-10-23
JPS52139457U (en) * 1975-10-30 1977-10-22
JPS55135278U (en) * 1980-03-05 1980-09-26

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