GB2011724B - Thermal switch - Google Patents

Thermal switch

Info

Publication number
GB2011724B
GB2011724B GB79978A GB7900978A GB2011724B GB 2011724 B GB2011724 B GB 2011724B GB 79978 A GB79978 A GB 79978A GB 7900978 A GB7900978 A GB 7900978A GB 2011724 B GB2011724 B GB 2011724B
Authority
GB
United Kingdom
Prior art keywords
thermal switch
thermal
switch
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
GB79978A
Other versions
GB2011724A (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.)
Mc Caughna J R
Original Assignee
Mc Caughna J R
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 US05/851,196 external-priority patent/US4167724A/en
Application filed by Mc Caughna J R filed Critical Mc Caughna J R
Priority to GB79978A priority Critical patent/GB2011724B/en
Publication of GB2011724A publication Critical patent/GB2011724A/en
Application granted granted Critical
Publication of GB2011724B publication Critical patent/GB2011724B/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
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H01H37/764—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material in which contacts are held closed by a thermal pellet
    • H01H37/765—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material in which contacts are held closed by a thermal pellet using a sliding contact between a metallic cylindrical housing and a central electrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H01H2037/769—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material characterised by the composition of insulating fusible materials, e.g. for use in the thermal pellets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Thermally Actuated Switches (AREA)
  • Fuses (AREA)
GB79978A 1977-11-14 1979-01-11 Thermal switch Expired GB2011724B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB79978A GB2011724B (en) 1977-11-14 1979-01-11 Thermal switch

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05/851,196 US4167724A (en) 1977-11-14 1977-11-14 Thermal switches
GB5150077 1977-12-10
GB79978A GB2011724B (en) 1977-11-14 1979-01-11 Thermal switch

Publications (2)

Publication Number Publication Date
GB2011724A GB2011724A (en) 1979-07-11
GB2011724B true GB2011724B (en) 1982-03-17

Family

ID=27260205

Family Applications (1)

Application Number Title Priority Date Filing Date
GB79978A Expired GB2011724B (en) 1977-11-14 1979-01-11 Thermal switch

Country Status (1)

Country Link
GB (1) GB2011724B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5648020A (en) * 1979-09-26 1981-05-01 Nifco Inc Temperature fuse
JP2003317589A (en) 2002-04-24 2003-11-07 Nec Schott Components Corp Thermosensitive pellet type thermal fuse
JP4471203B2 (en) 2003-10-28 2010-06-02 エヌイーシー ショット コンポーネンツ株式会社 Temperature-sensitive pellet type temperature fuse and method of manufacturing temperature-sensitive pellet
JP4375738B2 (en) 2004-09-17 2009-12-02 エヌイーシー ショット コンポーネンツ株式会社 Temperature-sensitive pellet type thermal fuse
JP4521725B2 (en) 2005-03-17 2010-08-11 エヌイーシー ショット コンポーネンツ株式会社 Thermal pellet type thermal fuse
US7843307B2 (en) 2007-10-05 2010-11-30 Nec Schott Components Corporation Thermal fuse employing thermosensitive pellet

Also Published As

Publication number Publication date
GB2011724A (en) 1979-07-11

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Legal Events

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