GB2238664B - Flow switch assembly - Google Patents

Flow switch assembly

Info

Publication number
GB2238664B
GB2238664B GB9026269A GB9026269A GB2238664B GB 2238664 B GB2238664 B GB 2238664B GB 9026269 A GB9026269 A GB 9026269A GB 9026269 A GB9026269 A GB 9026269A GB 2238664 B GB2238664 B GB 2238664B
Authority
GB
United Kingdom
Prior art keywords
switch assembly
flow switch
flow
assembly
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 - Fee Related
Application number
GB9026269A
Other versions
GB9026269D0 (en
GB2238664A (en
Inventor
Colin Mcmaster-Christie
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.)
POWERED SHOWERS PLC
Original Assignee
POWERED SHOWERS 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
Priority claimed from GB898927316A external-priority patent/GB8927316D0/en
Application filed by POWERED SHOWERS PLC filed Critical POWERED SHOWERS PLC
Priority to GB9026269A priority Critical patent/GB2238664B/en
Publication of GB9026269D0 publication Critical patent/GB9026269D0/en
Publication of GB2238664A publication Critical patent/GB2238664A/en
Application granted granted Critical
Publication of GB2238664B publication Critical patent/GB2238664B/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
    • H01H35/40—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane
    • H01H35/405—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane the switch being of the reed switch type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/30—Velocity
    • 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
    • H01H35/40—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
GB9026269A 1989-12-02 1990-12-03 Flow switch assembly Expired - Fee Related GB2238664B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9026269A GB2238664B (en) 1989-12-02 1990-12-03 Flow switch assembly

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898927316A GB8927316D0 (en) 1989-12-02 1989-12-02 Flow switch
GB9026269A GB2238664B (en) 1989-12-02 1990-12-03 Flow switch assembly

Publications (3)

Publication Number Publication Date
GB9026269D0 GB9026269D0 (en) 1991-01-16
GB2238664A GB2238664A (en) 1991-06-05
GB2238664B true GB2238664B (en) 1994-06-22

Family

ID=26296300

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9026269A Expired - Fee Related GB2238664B (en) 1989-12-02 1990-12-03 Flow switch assembly

Country Status (1)

Country Link
GB (1) GB2238664B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4226941A1 (en) * 1992-08-14 1994-02-17 Teves Gmbh Alfred Differential pressure switch - provides housing with port located on each side of elastic metal strip for supply of pressures to be compared, with strip attached at one end within housing and magnetic sensor for detecting movement or position of free end of strip
DE19914581A1 (en) * 1999-03-31 2000-10-12 Grundfos A S Bjerringbro Centrifugal pump unit
DE10250873B4 (en) * 2002-10-31 2004-09-30 Stego-Holding Gmbh Air flow monitor
DE102010011137B3 (en) * 2010-03-11 2011-10-06 Peter Eppich Air-pressure difference measuring pipe for regulating air volume flow in air conditioning system, particularly in computer centers, has connection that is fitted between rooms, where connection has tube with two flaps
ES2368241B1 (en) * 2010-04-19 2012-06-13 Centro De Investigaciones Energéticas Medioambientales Y Tecnológicas (C.I.E.M.A.T.) WIND SWITCH AND ITS ADJUSTMENT AND TARATE METHOD.
FR3016473B1 (en) * 2014-01-13 2017-10-13 Schneider Electric Ind Sas UNIPOLAR CUT-OFF BLOCK AND CUTTING DEVICE COMPRISING SUCH A BLOCK

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB540417A (en) * 1940-04-13 1941-10-16 Light Production Company Ltd Improved liquid flow indicator
GB569193A (en) * 1942-05-15 1945-05-11 Induction Heating Corp Improvements in or relating to flow controlled electric switch apparatus
GB921672A (en) * 1961-04-26 1963-03-20 Mather & Platt Ltd Improved liquid flow detector
GB1167180A (en) * 1966-11-15 1969-10-15 Aspinall S Patent Governor Ltd Improvements in or relating to Movable Magnet Electric Switches.
GB1205145A (en) * 1967-10-06 1970-09-16 Gen Electric Improvements in magnetically actuated limit switch
GB1279787A (en) * 1970-02-20 1972-06-28 Int Standard Electric Corp Arrangement for the switching of reed contacts
GB1284803A (en) * 1969-04-02 1972-08-09 Caterpillar Tractor Co A tilt control system for a bucket loader
GB1297111A (en) * 1968-10-05 1972-11-22
GB1396874A (en) * 1971-07-27 1975-06-11 Emi Ltd Magnetic alarm arrangements
GB1415109A (en) * 1972-12-29 1975-11-26 Laval Turbine Flow indicator
US4165501A (en) * 1977-10-25 1979-08-21 B/W Controls Inc. Position sensing system
GB1569105A (en) * 1976-10-28 1980-06-11 Ici Ltd Electric switch device for monitoring fluid flow
GB1595804A (en) * 1978-01-11 1981-08-19 Smiths Industries Ltd Fluid-flow sensing devices
EP0050400A2 (en) * 1980-10-16 1982-04-28 Abex Corporation Vertical descent rate detector switch
EP0283781A1 (en) * 1987-03-10 1988-09-28 Kabushiki Kaisha Toshiba Switching device
WO1989002065A1 (en) * 1987-08-28 1989-03-09 Changestart Limited Flow detector

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB540417A (en) * 1940-04-13 1941-10-16 Light Production Company Ltd Improved liquid flow indicator
GB569193A (en) * 1942-05-15 1945-05-11 Induction Heating Corp Improvements in or relating to flow controlled electric switch apparatus
GB921672A (en) * 1961-04-26 1963-03-20 Mather & Platt Ltd Improved liquid flow detector
GB1167180A (en) * 1966-11-15 1969-10-15 Aspinall S Patent Governor Ltd Improvements in or relating to Movable Magnet Electric Switches.
GB1205145A (en) * 1967-10-06 1970-09-16 Gen Electric Improvements in magnetically actuated limit switch
GB1297111A (en) * 1968-10-05 1972-11-22
GB1284803A (en) * 1969-04-02 1972-08-09 Caterpillar Tractor Co A tilt control system for a bucket loader
GB1279787A (en) * 1970-02-20 1972-06-28 Int Standard Electric Corp Arrangement for the switching of reed contacts
GB1396874A (en) * 1971-07-27 1975-06-11 Emi Ltd Magnetic alarm arrangements
GB1415109A (en) * 1972-12-29 1975-11-26 Laval Turbine Flow indicator
GB1569105A (en) * 1976-10-28 1980-06-11 Ici Ltd Electric switch device for monitoring fluid flow
US4165501A (en) * 1977-10-25 1979-08-21 B/W Controls Inc. Position sensing system
GB1595804A (en) * 1978-01-11 1981-08-19 Smiths Industries Ltd Fluid-flow sensing devices
EP0050400A2 (en) * 1980-10-16 1982-04-28 Abex Corporation Vertical descent rate detector switch
EP0283781A1 (en) * 1987-03-10 1988-09-28 Kabushiki Kaisha Toshiba Switching device
WO1989002065A1 (en) * 1987-08-28 1989-03-09 Changestart Limited Flow detector

Also Published As

Publication number Publication date
GB9026269D0 (en) 1991-01-16
GB2238664A (en) 1991-06-05

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20041203