GB1140726A - Cables for use in fire warning systems - Google Patents

Cables for use in fire warning systems

Info

Publication number
GB1140726A
GB1140726A GB55347/65A GB5534765A GB1140726A GB 1140726 A GB1140726 A GB 1140726A GB 55347/65 A GB55347/65 A GB 55347/65A GB 5534765 A GB5534765 A GB 5534765A GB 1140726 A GB1140726 A GB 1140726A
Authority
GB
United Kingdom
Prior art keywords
slug
sleeve
cable
gap
cables
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
GB55347/65A
Other languages
English (en)
Inventor
Lyndon Reginald Spicer
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB55347/65A priority Critical patent/GB1140726A/en
Priority to US605396A priority patent/US3397373A/en
Priority to NL6618396A priority patent/NL6618396A/xx
Priority to DE19661640501 priority patent/DE1640501A1/de
Publication of GB1140726A publication Critical patent/GB1140726A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • 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
    • H01H37/767—Normally open
    • 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
    • H01H2037/768—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 the fusible material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
GB55347/65A 1965-12-31 1965-12-31 Cables for use in fire warning systems Expired GB1140726A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB55347/65A GB1140726A (en) 1965-12-31 1965-12-31 Cables for use in fire warning systems
US605396A US3397373A (en) 1965-12-31 1966-12-28 Fire warning cable
NL6618396A NL6618396A (https=) 1965-12-31 1966-12-30
DE19661640501 DE1640501A1 (de) 1965-12-31 1966-12-31 Kabel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB55347/65A GB1140726A (en) 1965-12-31 1965-12-31 Cables for use in fire warning systems

Publications (1)

Publication Number Publication Date
GB1140726A true GB1140726A (en) 1969-01-22

Family

ID=10473655

Family Applications (1)

Application Number Title Priority Date Filing Date
GB55347/65A Expired GB1140726A (en) 1965-12-31 1965-12-31 Cables for use in fire warning systems

Country Status (4)

Country Link
US (1) US3397373A (https=)
DE (1) DE1640501A1 (https=)
GB (1) GB1140726A (https=)
NL (1) NL6618396A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120273247A1 (en) * 2011-04-26 2012-11-01 Fujitsu Limited Coaxial cable
CN113782257A (zh) * 2021-09-08 2021-12-10 中国科学院理化技术研究所 防火灾电缆

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19935439A1 (de) * 1999-07-28 2001-02-15 Siemens Ag Sensorleitung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1109878A (en) * 1911-12-30 1914-09-08 Jerome Sulzbacher Alarm-cable.
US1829149A (en) * 1927-08-20 1931-10-27 American Electrical Company Thermostat
US3294941A (en) * 1965-10-21 1966-12-27 Robert D Mullen Heat-responsive electric cable formed of heat shrinkable material
US3316343A (en) * 1966-01-03 1967-04-25 Raychem Corp Heat shrinkable connector with preplaced solder therein
US3305625A (en) * 1966-02-10 1967-02-21 Raychem Corp Heat shrinkable solder sleeve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120273247A1 (en) * 2011-04-26 2012-11-01 Fujitsu Limited Coaxial cable
CN113782257A (zh) * 2021-09-08 2021-12-10 中国科学院理化技术研究所 防火灾电缆
CN113782257B (zh) * 2021-09-08 2024-04-05 中国科学院理化技术研究所 防火灾电缆

Also Published As

Publication number Publication date
US3397373A (en) 1968-08-13
DE1640501A1 (de) 1970-07-30
NL6618396A (https=) 1967-07-03

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