GB2235257B - Improvements relating to thermally responsive electric switches - Google Patents

Improvements relating to thermally responsive electric switches

Info

Publication number
GB2235257B
GB2235257B GB8919282A GB8919282A GB2235257B GB 2235257 B GB2235257 B GB 2235257B GB 8919282 A GB8919282 A GB 8919282A GB 8919282 A GB8919282 A GB 8919282A GB 2235257 B GB2235257 B GB 2235257B
Authority
GB
United Kingdom
Prior art keywords
improvements relating
thermally responsive
electric switches
responsive electric
switches
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 - Fee Related
Application number
GB8919282A
Other versions
GB8919282D0 (en
GB2235257A (en
Inventor
Robert Andrew O'neill
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.)
Otter Controls Ltd
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
Application filed by Otter Controls Ltd filed Critical Otter Controls Ltd
Priority to GB8919282A priority Critical patent/GB2235257B/en
Publication of GB8919282D0 publication Critical patent/GB8919282D0/en
Publication of GB2235257A publication Critical patent/GB2235257A/en
Application granted granted Critical
Publication of GB2235257B publication Critical patent/GB2235257B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/21—Water-boiling vessels, e.g. kettles
    • A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
    • A47J27/21058—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water
    • A47J27/21108—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water using a bimetallic element
    • A47J27/21116—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water using a bimetallic element specially adapted for detecting boiling of the water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • 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
    • H01H2003/326—Driving mechanisms, i.e. for transmitting driving force to the contacts using bearings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/64—Contacts
    • H01H37/70—Resetting means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Food Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Thermally Actuated Switches (AREA)
GB8919282A 1989-08-24 1989-08-24 Improvements relating to thermally responsive electric switches Expired - Fee Related GB2235257B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8919282A GB2235257B (en) 1989-08-24 1989-08-24 Improvements relating to thermally responsive electric switches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8919282A GB2235257B (en) 1989-08-24 1989-08-24 Improvements relating to thermally responsive electric switches

Publications (3)

Publication Number Publication Date
GB8919282D0 GB8919282D0 (en) 1989-10-04
GB2235257A GB2235257A (en) 1991-02-27
GB2235257B true GB2235257B (en) 1993-08-25

Family

ID=10662071

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8919282A Expired - Fee Related GB2235257B (en) 1989-08-24 1989-08-24 Improvements relating to thermally responsive electric switches

Country Status (1)

Country Link
GB (1) GB2235257B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2212664A (en) * 1987-11-23 1989-07-26 Otter Controls Ltd Thermal sensors

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2212664A (en) * 1987-11-23 1989-07-26 Otter Controls Ltd Thermal sensors

Also Published As

Publication number Publication date
GB8919282D0 (en) 1989-10-04
GB2235257A (en) 1991-02-27

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Legal Events

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

Effective date: 19990824