IT1303664B1 - Circuito elettronico di pilotaggio per attuatore bistabileattivato da piezoelettrici,particolarmente per dispositivi - Google Patents

Circuito elettronico di pilotaggio per attuatore bistabileattivato da piezoelettrici,particolarmente per dispositivi

Info

Publication number
IT1303664B1
IT1303664B1 IT1998MI002828A ITMI982828A IT1303664B1 IT 1303664 B1 IT1303664 B1 IT 1303664B1 IT 1998MI002828 A IT1998MI002828 A IT 1998MI002828A IT MI982828 A ITMI982828 A IT MI982828A IT 1303664 B1 IT1303664 B1 IT 1303664B1
Authority
IT
Italy
Prior art keywords
bistable actuator
actuator activated
devices
piezoelectric
voltage
Prior art date
Application number
IT1998MI002828A
Other languages
English (en)
Inventor
Salvatore Brandonisio
Walter Turati
Donato Colonna
Angelo Manara
Franco Colombo
Original Assignee
Abb Ricerca Spa
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 Abb Ricerca Spa filed Critical Abb Ricerca Spa
Priority to IT1998MI002828A priority Critical patent/IT1303664B1/it
Priority to DE69921076T priority patent/DE69921076T2/de
Priority to EP99204082A priority patent/EP1014413B1/en
Priority to AT99204082T priority patent/ATE279781T1/de
Priority to CA002292856A priority patent/CA2292856C/en
Priority to US09/471,087 priority patent/US6242845B1/en
Publication of ITMI982828A1 publication Critical patent/ITMI982828A1/it
Application granted granted Critical
Publication of IT1303664B1 publication Critical patent/IT1303664B1/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H57/00—Electrostrictive relays; Piezoelectric relays
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
    • 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
    • H10N30/80—Constructional details
    • H10N30/802—Circuitry or processes for operating piezoelectric or electrostrictive devices not otherwise provided for, e.g. drive circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electronic Switches (AREA)
  • Valve Device For Special Equipments (AREA)
IT1998MI002828A 1998-12-24 1998-12-24 Circuito elettronico di pilotaggio per attuatore bistabileattivato da piezoelettrici,particolarmente per dispositivi IT1303664B1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT1998MI002828A IT1303664B1 (it) 1998-12-24 1998-12-24 Circuito elettronico di pilotaggio per attuatore bistabileattivato da piezoelettrici,particolarmente per dispositivi
DE69921076T DE69921076T2 (de) 1998-12-24 1999-12-02 Elektronische Steuerschaltung für eine bistabile Betätigungsvorrichtung
EP99204082A EP1014413B1 (en) 1998-12-24 1999-12-02 Electronic driving circuit for a bistable actuator
AT99204082T ATE279781T1 (de) 1998-12-24 1999-12-02 Elektronische steuerschaltung für eine bistabile betätigungsvorrichtung
CA002292856A CA2292856C (en) 1998-12-24 1999-12-21 Electronic driving circuit for a bistable actuator
US09/471,087 US6242845B1 (en) 1998-12-24 1999-12-23 Electronic driving circuit for a bistable actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998MI002828A IT1303664B1 (it) 1998-12-24 1998-12-24 Circuito elettronico di pilotaggio per attuatore bistabileattivato da piezoelettrici,particolarmente per dispositivi

Publications (2)

Publication Number Publication Date
ITMI982828A1 ITMI982828A1 (it) 2000-06-24
IT1303664B1 true IT1303664B1 (it) 2001-02-21

Family

ID=11381350

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998MI002828A IT1303664B1 (it) 1998-12-24 1998-12-24 Circuito elettronico di pilotaggio per attuatore bistabileattivato da piezoelettrici,particolarmente per dispositivi

Country Status (6)

Country Link
US (1) US6242845B1 (it)
EP (1) EP1014413B1 (it)
AT (1) ATE279781T1 (it)
CA (1) CA2292856C (it)
DE (1) DE69921076T2 (it)
IT (1) IT1303664B1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030075992A1 (en) * 2001-10-19 2003-04-24 Kouns Heath Elliot Utilizing feedback for control of switch actuators
DE102004037720A1 (de) * 2004-08-04 2006-03-16 Robert Bosch Gmbh Ansteuerschaltung für ein Stellglied
CA2643129C (en) * 2006-02-23 2014-07-22 Siemens Aktiengesellschaft Overcurrent switching apparatus
AT507224B1 (de) * 2008-06-18 2010-03-15 Moeller Gebaeudeautomation Gmb Fehlerstromschutzschalter
US9281733B2 (en) * 2012-01-20 2016-03-08 Melles Griot Shutter with bistable actuator having power-free magnetic blade return
CN104008937A (zh) * 2013-02-25 2014-08-27 黄颖峰 无地线漏电保护开关
FR3028662B1 (fr) * 2014-11-14 2016-12-16 Hager-Electro Sas Actionneur electromagnetique a bobines multiples

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1525998A (fr) * 1967-02-24 1968-05-24 Siderurgie Fse Inst Rech Dispositif émetteur-récepteur pour le sondage ultra-sonore
US3535590A (en) * 1968-12-09 1970-10-20 Ferdy Mayer High sensitivity electromechanical actuators
US4212513A (en) * 1978-06-30 1980-07-15 Sperry Corporation Pulse transformer technique for optical switch
US4380759A (en) * 1980-11-05 1983-04-19 Jerome Sulkoski Apparatus to alert a deaf person
DE4142969A1 (de) * 1991-12-24 1993-07-01 Abb Patent Gmbh Fehlerstromschutzschalter

Also Published As

Publication number Publication date
CA2292856A1 (en) 2000-06-24
EP1014413A2 (en) 2000-06-28
ITMI982828A1 (it) 2000-06-24
US6242845B1 (en) 2001-06-05
DE69921076T2 (de) 2006-02-09
ATE279781T1 (de) 2004-10-15
CA2292856C (en) 2008-09-23
DE69921076D1 (de) 2004-11-18
EP1014413B1 (en) 2004-10-13
EP1014413A3 (en) 2001-12-12

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