HK171195A - Improvements relating to thermally responsive actuators - Google Patents

Improvements relating to thermally responsive actuators

Info

Publication number
HK171195A
HK171195A HK171195A HK171195A HK171195A HK 171195 A HK171195 A HK 171195A HK 171195 A HK171195 A HK 171195A HK 171195 A HK171195 A HK 171195A HK 171195 A HK171195 A HK 171195A
Authority
HK
Hong Kong
Prior art keywords
improvements relating
thermally responsive
responsive actuators
actuators
thermally
Prior art date
Application number
HK171195A
Other languages
English (en)
Inventor
Robert Andrew O'neill
Keith Fletcher
Terence James Collins Foster
Andrew Vincent Florentine
Original Assignee
Otter Controls 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
Priority claimed from GB878727412A external-priority patent/GB8727412D0/en
Priority claimed from GB888801438A external-priority patent/GB8801438D0/en
Priority claimed from GB888810506A external-priority patent/GB8810506D0/en
Application filed by Otter Controls Ltd filed Critical Otter Controls Ltd
Publication of HK171195A publication Critical patent/HK171195A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
    • H01H2003/466—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle using a living hinge to connect the levers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/01—Details
    • H01H61/0107—Details making use of shape memory materials
    • H01H2061/0122—Two SMA actuators, e.g. one for closing or resetting contacts and one for opening them

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Thermally Actuated Switches (AREA)
  • Cookers (AREA)
HK171195A 1987-11-23 1995-11-09 Improvements relating to thermally responsive actuators HK171195A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB878727412A GB8727412D0 (en) 1987-11-23 1987-11-23 Thermally responsive electric switches
GB888801438A GB8801438D0 (en) 1988-01-22 1988-01-22 Improvements relating to thermally-responsive electric switches
GB888810506A GB8810506D0 (en) 1988-05-04 1988-05-04 Improvements relating to thermally-responsive electric switches

Publications (1)

Publication Number Publication Date
HK171195A true HK171195A (en) 1995-11-17

Family

ID=27263684

Family Applications (3)

Application Number Title Priority Date Filing Date
HK171195A HK171195A (en) 1987-11-23 1995-11-09 Improvements relating to thermally responsive actuators
HK171095A HK171095A (en) 1987-11-23 1995-11-09 Improvements relating to thermally responsive controls for water boiling vessels
HK176995A HK176995A (en) 1987-11-23 1995-11-23 Improvements relating to thermally responsive controls for water boiling vessels

Family Applications After (2)

Application Number Title Priority Date Filing Date
HK171095A HK171095A (en) 1987-11-23 1995-11-09 Improvements relating to thermally responsive controls for water boiling vessels
HK176995A HK176995A (en) 1987-11-23 1995-11-23 Improvements relating to thermally responsive controls for water boiling vessels

Country Status (6)

Country Link
EP (1) EP0318265B1 (xx)
AU (1) AU634927B2 (xx)
DE (1) DE3887734T2 (xx)
GB (1) GB2212664B (xx)
HK (3) HK171195A (xx)
NZ (1) NZ227060A (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235257B (en) * 1989-08-24 1993-08-25 Otter Controls Ltd Improvements relating to thermally responsive electric switches
GB9101028D0 (en) * 1991-01-17 1991-02-27 Strix Ltd Liquid boiling vessels
GB9114247D0 (en) * 1991-07-02 1991-08-21 Otter Controls Ltd Improvements relating to thermally-responsive controls
GB2315161B (en) * 1996-07-10 2000-10-11 Otter Controls Ltd Improvements relating to thermally responsive electric switches
GB9710096D0 (en) 1997-05-19 1997-07-09 Otter Controls Ltd Improvements relating to electrical heating elements
GB2329759B (en) 1997-09-25 2001-09-05 Otter Controls Ltd Improvements relating to electrically heated water boiling vessels
GB2363908B (en) * 1997-11-28 2002-03-06 Otter Controls Ltd Improvements relating to thermally-responsive actuators
GB9816645D0 (en) 1998-07-30 1998-09-30 Otter Controls Ltd Improvements relating to electrically heated water boiling vessels
GB2346738B (en) 1999-02-11 2003-01-29 Otter Controls Ltd Improvements relating to control of electric heating elements
GB0316037D0 (en) * 2003-07-08 2003-08-13 Otter Controls Ltd Improvements relating to thermal control units

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB280323A (en) * 1926-09-15 1927-11-17 Gen Electric Improvements in temperature control devices
GB622901A (en) * 1946-04-17 1949-05-09 British Thomson Houston Co Ltd Improvements in and relating to snap-action devices
GB755971A (en) * 1953-12-01 1956-08-29 William Morris Russell Improvements in electric kettles and the like
GB775631A (en) * 1954-09-17 1957-05-29 Alfa Romeo Spa Improvements relating to the control of electric motors driving windshield wipers
GB1264464A (xx) * 1968-04-18 1972-02-23
GB1298352A (en) * 1969-04-17 1972-11-29 Lucas Industries Ltd Electrical switches
GB1316436A (en) * 1969-09-09 1973-05-09 Otter Controls Ltd Electric immersion heater units
GB1362775A (en) * 1970-06-17 1974-08-07 Joseph Ltd N C Electrically heated vessels for heating liquids
GB1383904A (en) * 1971-02-05 1974-02-12 British Domestic Appliances Electrically heated vessels
GB1415843A (en) * 1972-01-14 1975-11-26 Otter Controls Ltd Electric immersion heater assemblies
GB1408388A (en) * 1972-09-11 1975-10-01 Hobbs R Ltd Electric kettles
NO134574C (xx) * 1972-12-14 1976-11-03 Eberle Werke Kg
GB1470366A (en) * 1973-06-28 1977-04-14 Otter Controls L D Electric immersion heaters
DE2414884C3 (de) * 1974-03-27 1980-03-13 Grossag Gmbh, 7170 Schwaebisch Hall Thermischer Umschalter
GB2036541B (en) * 1978-08-17 1983-05-11 Haden Ltd D Electric kettles
GB2045588B (en) * 1979-03-23 1983-09-07 Taylor J C Water-boiling containers
US4339738A (en) * 1981-04-30 1982-07-13 Elmwood Sensors Inc. Single pole double throw thermostatic switch
EP0068686A2 (en) * 1981-06-26 1983-01-05 Eaton S.A.M. Two-temperature thermoswitch
GB2102205B (en) * 1981-06-27 1985-05-30 Haden D H Ltd Vessels for heating liquids e.g.an electric kettle or jug
CA1206505A (en) * 1982-03-18 1986-06-24 Richard A. Phillips Immersed element protection
GB2128029A (en) * 1982-09-06 1984-04-18 Otter Controls Ltd Thermal switch units
GB8502170D0 (en) * 1985-01-29 1985-02-27 Strix Ltd Thermally-sensitive controls

Also Published As

Publication number Publication date
EP0318265A2 (en) 1989-05-31
EP0318265A3 (en) 1989-10-18
NZ227060A (en) 1991-03-26
HK171095A (en) 1995-11-17
AU617379B2 (en) 1991-11-28
EP0318265B1 (en) 1994-02-09
GB8827340D0 (en) 1988-12-29
AU2581288A (en) 1989-05-25
GB2212664B (en) 1992-07-08
AU634927B2 (en) 1993-03-04
DE3887734D1 (de) 1994-03-24
AU1059892A (en) 1992-04-16
DE3887734T2 (de) 1994-05-19
GB2212664A (en) 1989-07-26
HK176995A (en) 1995-12-01

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20081122