FR2915782B1 - Dispositif de freinage a friction sur un element tournant a actionneur a polymere electroactif - Google Patents

Dispositif de freinage a friction sur un element tournant a actionneur a polymere electroactif

Info

Publication number
FR2915782B1
FR2915782B1 FR0754867A FR0754867A FR2915782B1 FR 2915782 B1 FR2915782 B1 FR 2915782B1 FR 0754867 A FR0754867 A FR 0754867A FR 0754867 A FR0754867 A FR 0754867A FR 2915782 B1 FR2915782 B1 FR 2915782B1
Authority
FR
France
Prior art keywords
brake device
rotating element
friction brake
electroactive polymer
polymer actuator
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
FR0754867A
Other languages
English (en)
Other versions
FR2915782A1 (fr
Inventor
Sebastien Gay
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR0754867A priority Critical patent/FR2915782B1/fr
Publication of FR2915782A1 publication Critical patent/FR2915782A1/fr
Application granted granted Critical
Publication of FR2915782B1 publication Critical patent/FR2915782B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
    • F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/18—Electric or magnetic
    • F16D2121/28—Electric or magnetic using electrostrictive or magnetostrictive elements, e.g. piezoelectric elements
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/18—Electric or magnetic
    • F16D2121/28—Electric or magnetic using electrostrictive or magnetostrictive elements, e.g. piezoelectric elements
    • F16D2121/30—Electric or magnetic using electrostrictive or magnetostrictive elements, e.g. piezoelectric elements for releasing a normally applied brake
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2127/00—Auxiliary mechanisms
    • F16D2127/08—Self-amplifying or de-amplifying mechanisms
    • F16D2127/10—Self-amplifying or de-amplifying mechanisms having wedging elements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)
FR0754867A 2007-05-04 2007-05-04 Dispositif de freinage a friction sur un element tournant a actionneur a polymere electroactif Expired - Fee Related FR2915782B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0754867A FR2915782B1 (fr) 2007-05-04 2007-05-04 Dispositif de freinage a friction sur un element tournant a actionneur a polymere electroactif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0754867A FR2915782B1 (fr) 2007-05-04 2007-05-04 Dispositif de freinage a friction sur un element tournant a actionneur a polymere electroactif

Publications (2)

Publication Number Publication Date
FR2915782A1 FR2915782A1 (fr) 2008-11-07
FR2915782B1 true FR2915782B1 (fr) 2009-09-04

Family

ID=38669440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0754867A Expired - Fee Related FR2915782B1 (fr) 2007-05-04 2007-05-04 Dispositif de freinage a friction sur un element tournant a actionneur a polymere electroactif

Country Status (1)

Country Link
FR (1) FR2915782B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4568851A (en) * 1984-09-11 1986-02-04 Raychem Corporation Piezoelectric coaxial cable having a helical inner conductor
US5440194A (en) * 1994-05-13 1995-08-08 Beurrier; Henry R. Piezoelectric actuators
DE20007499U1 (de) * 2000-04-26 2000-10-05 Zimmer Guenther Stephan Brems- und/oder Klemmvorrichtung für Führungen
WO2003091591A1 (fr) * 2002-04-26 2003-11-06 Estop Gmbh Systeme de freinage pour vehicule automobile, pourvu d'une fonction de frein de stationnement, et frein de roue electromecanique pour un tel systeme de freinage
DE10328242A1 (de) * 2003-06-24 2005-01-13 Robert Bosch Gmbh Fahrzeugbremse mit Selbstverstärkung
DE102005033400A1 (de) * 2005-07-18 2005-12-22 Robert Bosch Gmbh Piezoaktor mit innenliegender Kontaktierung

Also Published As

Publication number Publication date
FR2915782A1 (fr) 2008-11-07

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Legal Events

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Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 10

ST Notification of lapse

Effective date: 20180131