CA987764A - Three state temperature control system - Google Patents

Three state temperature control system

Info

Publication number
CA987764A
CA987764A CA157,093A CA157093A CA987764A CA 987764 A CA987764 A CA 987764A CA 157093 A CA157093 A CA 157093A CA 987764 A CA987764 A CA 987764A
Authority
CA
Canada
Prior art keywords
control system
temperature control
state temperature
state
temperature
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
Application number
CA157,093A
Other languages
English (en)
Other versions
CA157093S (en
Inventor
Thomas M. Holloway
Robert G. Weeks
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.)
Johnson Service Co
Original Assignee
Johnson Service 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
Application filed by Johnson Service Co filed Critical Johnson Service Co
Application granted granted Critical
Publication of CA987764A publication Critical patent/CA987764A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Air Conditioning Control Device (AREA)
CA157,093A 1972-03-23 1972-11-21 Three state temperature control system Expired CA987764A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23737172A 1972-03-23 1972-03-23

Publications (1)

Publication Number Publication Date
CA987764A true CA987764A (en) 1976-04-20

Family

ID=22893441

Family Applications (1)

Application Number Title Priority Date Filing Date
CA157,093A Expired CA987764A (en) 1972-03-23 1972-11-21 Three state temperature control system

Country Status (5)

Country Link
US (1) US3753184A (it)
JP (1) JPS4913955A (it)
AU (1) AU4923172A (it)
CA (1) CA987764A (it)
ZA (1) ZA728318B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3912223A (en) * 1974-03-15 1975-10-14 Nittan Co Ltd Fireproof smoke damper
US4077566A (en) * 1976-02-19 1978-03-07 International Telephone And Telegraph Corporation Night setback-morning ready control system for unit ventilators
US4238071A (en) * 1979-06-29 1980-12-09 Carrier Corporation Air conditioning system and control therefor
US4298164A (en) * 1979-06-29 1981-11-03 Carrier Corporation Air conditioning system and control therefor
US4251026A (en) * 1979-12-05 1981-02-17 Butler Ventamatic Corp. Attic ventilation control system
US5207379A (en) * 1991-06-11 1993-05-04 Landis & Gyr Powers, Inc. Cascaded control apparatus for controlling unit ventilators
CA2064122A1 (en) * 1991-06-11 1992-12-12 Darryl G. Hurmi Apparatus for controlling unit ventilators
US9625170B2 (en) 2015-01-07 2017-04-18 Antonio Aquino Efficient combination of ambient air and heating, ventilating, and air conditioning (HVAC) system
US10895390B2 (en) 2018-07-16 2021-01-19 Antonio Aquino Dual window fan
US10962247B2 (en) 2018-07-16 2021-03-30 Antonio Aquino Offset window fan

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2727691A (en) * 1951-10-29 1955-12-20 Johnson Service Co Two-temperature control for unit ventilators
US3220649A (en) * 1964-01-20 1965-11-30 Honeywell Inc Pneumatic temperature control system

Also Published As

Publication number Publication date
JPS4913955A (it) 1974-02-06
ZA728318B (en) 1973-08-29
US3753184A (en) 1973-08-14
AU4923172A (en) 1974-05-23

Similar Documents

Publication Publication Date Title
AU473506B2 (en) Temperature control system with multiple thermostats
CA1001262A (en) Temperature control system
CA1005552A (en) Burner control system
AU464493B2 (en) Boiler-turbine control system
AU466698B2 (en) Airflow control system
CA987764A (en) Three state temperature control system
CA981748A (en) Chopper control system
CA1000184A (en) Burner control system
CA1019566A (en) Temperature control
CA912681A (en) Temperature control system
AU5288373A (en) Control system
CA902215A (en) Temperature control arrangement
CA911750A (en) Temperature control devices
CA916280A (en) Latch-on temperature control system
CA892217A (en) Control system
CA900297A (en) Bumpless-transfer control system
CA910992A (en) Control system
CA916796A (en) Control system
CA861716A (en) Temperature control system
CA881752A (en) Temperature control system
CA899496A (en) Sequential loading temperature control system
CA916793A (en) Burner control system
AU491515B2 (en) Temperature control system
CA895552A (en) Dual control system
CA852879A (en) Temperature control system