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GB2251517B - Electric switches - Google Patents

Electric switches

Info

Publication number
GB2251517B
GB2251517B GB9100204A GB9100204A GB2251517B GB 2251517 B GB2251517 B GB 2251517B GB 9100204 A GB9100204 A GB 9100204A GB 9100204 A GB9100204 A GB 9100204A GB 2251517 B GB2251517 B GB 2251517B
Authority
GB
United Kingdom
Prior art keywords
electric switches
switches
electric
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
GB9100204A
Other versions
GB9100204D0 (en
GB2251517A (en
Inventor
James William Jones
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.)
CREATIVE INSTRUMENTATION Ltd
BOC Group Ltd
Original Assignee
CREATIVE INSTRUMENTATION Ltd
BOC Group 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 CREATIVE INSTRUMENTATION Ltd, BOC Group Ltd filed Critical CREATIVE INSTRUMENTATION Ltd
Priority to GB9100204A priority Critical patent/GB2251517B/en
Publication of GB9100204D0 publication Critical patent/GB9100204D0/en
Publication of GB2251517A publication Critical patent/GB2251517A/en
Application granted granted Critical
Publication of GB2251517B publication Critical patent/GB2251517B/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
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm
    • H01H35/343—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm by snap acting diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
GB9100204A 1991-01-05 1991-01-05 Electric switches Expired - Fee Related GB2251517B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9100204A GB2251517B (en) 1991-01-05 1991-01-05 Electric switches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9100204A GB2251517B (en) 1991-01-05 1991-01-05 Electric switches

Publications (3)

Publication Number Publication Date
GB9100204D0 GB9100204D0 (en) 1991-02-20
GB2251517A GB2251517A (en) 1992-07-08
GB2251517B true GB2251517B (en) 1995-04-26

Family

ID=10688005

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9100204A Expired - Fee Related GB2251517B (en) 1991-01-05 1991-01-05 Electric switches

Country Status (1)

Country Link
GB (1) GB2251517B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB960000A (en) *
GB577111A (en) * 1943-12-08 1946-05-06 Francis Bernard Fillo Improvements relating to thermally responsive devices
GB1007269A (en) * 1963-07-19 1965-10-13 Opel Adam Ag Warning devices for motor vehicle brake systems
GB2011017A (en) * 1977-12-24 1979-07-04 Haussermann I Diaphragm Springs
US4375182A (en) * 1980-10-31 1983-03-01 Z John R Ultra-sensitive diaphragm with dual stress-relief structures
US4644847A (en) * 1983-05-16 1987-02-24 Fluitron, Inc. Reduction of failure incidence of metallic diaphragms for compressors
US4711434A (en) * 1986-07-07 1987-12-08 Haag Donald L Spring disc

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB960000A (en) *
GB577111A (en) * 1943-12-08 1946-05-06 Francis Bernard Fillo Improvements relating to thermally responsive devices
GB1007269A (en) * 1963-07-19 1965-10-13 Opel Adam Ag Warning devices for motor vehicle brake systems
GB2011017A (en) * 1977-12-24 1979-07-04 Haussermann I Diaphragm Springs
US4375182A (en) * 1980-10-31 1983-03-01 Z John R Ultra-sensitive diaphragm with dual stress-relief structures
US4644847A (en) * 1983-05-16 1987-02-24 Fluitron, Inc. Reduction of failure incidence of metallic diaphragms for compressors
US4711434A (en) * 1986-07-07 1987-12-08 Haag Donald L Spring disc

Also Published As

Publication number Publication date
GB9100204D0 (en) 1991-02-20
GB2251517A (en) 1992-07-08

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Legal Events

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

Effective date: 20070105