GB2376795B - Electro-mechanical control using an electro-active device - Google Patents

Electro-mechanical control using an electro-active device

Info

Publication number
GB2376795B
GB2376795B GB0115069A GB0115069A GB2376795B GB 2376795 B GB2376795 B GB 2376795B GB 0115069 A GB0115069 A GB 0115069A GB 0115069 A GB0115069 A GB 0115069A GB 2376795 B GB2376795 B GB 2376795B
Authority
GB
United Kingdom
Prior art keywords
electro
active device
mechanical control
mechanical
control
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
GB0115069A
Other versions
GB0115069D0 (en
GB2376795A (en
Inventor
David Pearce
Gareth Mckevitt
Anthony Hooley
Ursula Ruth Lenel
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.)
1 Ltd
Original Assignee
1 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 1 Ltd filed Critical 1 Ltd
Priority to GB0115069A priority Critical patent/GB2376795B/en
Publication of GB0115069D0 publication Critical patent/GB0115069D0/en
Publication of GB2376795A publication Critical patent/GB2376795A/en
Application granted granted Critical
Publication of GB2376795B publication Critical patent/GB2376795B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/004—Actuating devices; Operating means; Releasing devices actuated by piezoelectric means
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/40—Piezoelectric or electrostrictive devices with electrical input and electrical output, e.g. functioning as transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H57/00—Electrostrictive relays; Piezoelectric relays

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
GB0115069A 2001-06-20 2001-06-20 Electro-mechanical control using an electro-active device Expired - Fee Related GB2376795B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0115069A GB2376795B (en) 2001-06-20 2001-06-20 Electro-mechanical control using an electro-active device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0115069A GB2376795B (en) 2001-06-20 2001-06-20 Electro-mechanical control using an electro-active device

Publications (3)

Publication Number Publication Date
GB0115069D0 GB0115069D0 (en) 2001-08-15
GB2376795A GB2376795A (en) 2002-12-24
GB2376795B true GB2376795B (en) 2005-03-09

Family

ID=9916996

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0115069A Expired - Fee Related GB2376795B (en) 2001-06-20 2001-06-20 Electro-mechanical control using an electro-active device

Country Status (1)

Country Link
GB (1) GB2376795B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7227296B2 (en) 2003-02-26 2007-06-05 L...Limited Protective housing for a ceramic actuator
DE102005038426A1 (en) * 2005-08-16 2007-02-22 Wilo Ag Valve with piezo element
DE102008001153A1 (en) * 2008-04-14 2009-10-15 Robert Bosch Gmbh shutoff
US8462478B2 (en) 2009-12-04 2013-06-11 Sony Corporation Over-voltage protection

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900748A (en) * 1972-01-31 1975-08-19 Zenith Radio Corp Torsional ceramic transducer
US4684104A (en) * 1984-07-06 1987-08-04 Solex and Regie Nationale des Uines Renault Electrically controlled valve with piezoelectric effect
US4762300A (en) * 1985-02-19 1988-08-09 Nippondenso Co., Ltd. Control valve for controlling fluid passage
US5440194A (en) * 1994-05-13 1995-08-08 Beurrier; Henry R. Piezoelectric actuators
WO1999054626A1 (en) * 1998-04-21 1999-10-28 William Richard Mitchell Piezoceramic actuators and actuating system incorporating piezoceramic elements
WO2001047318A2 (en) * 1999-12-21 2001-06-28 1... Limited Loudspeaker using an electro-active device
GB2375884A (en) * 2001-05-23 2002-11-27 1 Ltd Helical electro-active devices

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900748A (en) * 1972-01-31 1975-08-19 Zenith Radio Corp Torsional ceramic transducer
US4684104A (en) * 1984-07-06 1987-08-04 Solex and Regie Nationale des Uines Renault Electrically controlled valve with piezoelectric effect
US4762300A (en) * 1985-02-19 1988-08-09 Nippondenso Co., Ltd. Control valve for controlling fluid passage
US5440194A (en) * 1994-05-13 1995-08-08 Beurrier; Henry R. Piezoelectric actuators
WO1999054626A1 (en) * 1998-04-21 1999-10-28 William Richard Mitchell Piezoceramic actuators and actuating system incorporating piezoceramic elements
WO2001047318A2 (en) * 1999-12-21 2001-06-28 1... Limited Loudspeaker using an electro-active device
WO2001047041A2 (en) * 1999-12-21 2001-06-28 1... Limited Electro-active devices
GB2376834A (en) * 1999-12-21 2002-12-24 1 Ltd Loudspeaker using an electro-active device
GB2375884A (en) * 2001-05-23 2002-11-27 1 Ltd Helical electro-active devices

Also Published As

Publication number Publication date
GB0115069D0 (en) 2001-08-15
GB2376795A (en) 2002-12-24

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Legal Events

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

Effective date: 20110620