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GB2071913B - Thermostat - Google Patents

Thermostat

Info

Publication number
GB2071913B
GB2071913B GB8008207A GB8008207A GB2071913B GB 2071913 B GB2071913 B GB 2071913B GB 8008207 A GB8008207 A GB 8008207A GB 8008207 A GB8008207 A GB 8008207A GB 2071913 B GB2071913 B GB 2071913B
Authority
GB
United Kingdom
Prior art keywords
thermostat
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
GB8008207A
Other versions
GB2071913A (en
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.)
United Gas Industries Ltd
Original Assignee
United Gas Industries Ltd
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 United Gas Industries Ltd filed Critical United Gas Industries Ltd
Priority to GB8008207A priority Critical patent/GB2071913B/en
Publication of GB2071913A publication Critical patent/GB2071913A/en
Application granted granted Critical
Publication of GB2071913B publication Critical patent/GB2071913B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/12—Means for adjustment of "on" or "off" operating temperature
    • H01H37/20—Means for adjustment of "on" or "off" operating temperature by varying the position of the thermal element in relation to switch base or casing
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1902—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Thermally Actuated Switches (AREA)
  • Control Of Temperature (AREA)
GB8008207A 1980-03-11 1980-03-11 Thermostat Expired GB2071913B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8008207A GB2071913B (en) 1980-03-11 1980-03-11 Thermostat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8008207A GB2071913B (en) 1980-03-11 1980-03-11 Thermostat

Publications (2)

Publication Number Publication Date
GB2071913A GB2071913A (en) 1981-09-23
GB2071913B true GB2071913B (en) 1984-07-25

Family

ID=10512000

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8008207A Expired GB2071913B (en) 1980-03-11 1980-03-11 Thermostat

Country Status (1)

Country Link
GB (1) GB2071913B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8210847B2 (en) 2007-08-30 2012-07-03 Axenic Dental, Inc. Disposable dental handpiece

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2137770A (en) * 1983-04-07 1984-10-10 Robert John Cobbold Control of Heating Systems
ATE106161T1 (en) * 1988-12-06 1994-06-15 Hager Electro ELECTRICAL PROTECTION DEVICE WITH A LOCKING DEVICE OF THE BIMETAL ADJUSTMENT SCREW FOR A THERMAL PROTECTION BREAKER INSERTED IN AN ENCLOSURE.
US6583711B2 (en) * 2001-11-08 2003-06-24 Chin-Chi Yang Temperature sensitive circuit breaker
MXPA05009776A (en) 2003-03-13 2006-01-27 Jerry W Browning Disposable dental instrument.
US8456270B2 (en) * 2010-12-17 2013-06-04 Honeywell International Inc. Thermally actuated multiple output thermal switch device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8210847B2 (en) 2007-08-30 2012-07-03 Axenic Dental, Inc. Disposable dental handpiece

Also Published As

Publication number Publication date
GB2071913A (en) 1981-09-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee