FR2938780B1 - Ensemble a transducteur piezo-electrique a connexions electriques perfectionnees, emetteur ou recepteur sonore et dispositif capteur de detection de choc ou pincement d'un obstacle ainsi equipes. - Google Patents

Ensemble a transducteur piezo-electrique a connexions electriques perfectionnees, emetteur ou recepteur sonore et dispositif capteur de detection de choc ou pincement d'un obstacle ainsi equipes.

Info

Publication number
FR2938780B1
FR2938780B1 FR0806607A FR0806607A FR2938780B1 FR 2938780 B1 FR2938780 B1 FR 2938780B1 FR 0806607 A FR0806607 A FR 0806607A FR 0806607 A FR0806607 A FR 0806607A FR 2938780 B1 FR2938780 B1 FR 2938780B1
Authority
FR
France
Prior art keywords
penging
obstacle
receiver
detection sensor
sensor device
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.)
Active
Application number
FR0806607A
Other languages
English (en)
Other versions
FR2938780A1 (fr
Inventor
Michel Malnoe
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.)
SFC SOLUTIONS AUTOMOTIVE FRANCE, FR
Original Assignee
Sealynx Automotive Transieres 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 Sealynx Automotive Transieres SAS filed Critical Sealynx Automotive Transieres SAS
Priority to FR0806607A priority Critical patent/FR2938780B1/fr
Publication of FR2938780A1 publication Critical patent/FR2938780A1/fr
Application granted granted Critical
Publication of FR2938780B1 publication Critical patent/FR2938780B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • B06B1/0651—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element of circular shape
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
FR0806607A 2008-11-25 2008-11-25 Ensemble a transducteur piezo-electrique a connexions electriques perfectionnees, emetteur ou recepteur sonore et dispositif capteur de detection de choc ou pincement d'un obstacle ainsi equipes. Active FR2938780B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0806607A FR2938780B1 (fr) 2008-11-25 2008-11-25 Ensemble a transducteur piezo-electrique a connexions electriques perfectionnees, emetteur ou recepteur sonore et dispositif capteur de detection de choc ou pincement d'un obstacle ainsi equipes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0806607A FR2938780B1 (fr) 2008-11-25 2008-11-25 Ensemble a transducteur piezo-electrique a connexions electriques perfectionnees, emetteur ou recepteur sonore et dispositif capteur de detection de choc ou pincement d'un obstacle ainsi equipes.

Publications (2)

Publication Number Publication Date
FR2938780A1 FR2938780A1 (fr) 2010-05-28
FR2938780B1 true FR2938780B1 (fr) 2011-04-22

Family

ID=40887036

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0806607A Active FR2938780B1 (fr) 2008-11-25 2008-11-25 Ensemble a transducteur piezo-electrique a connexions electriques perfectionnees, emetteur ou recepteur sonore et dispositif capteur de detection de choc ou pincement d'un obstacle ainsi equipes.

Country Status (1)

Country Link
FR (1) FR2938780B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11358537B2 (en) * 2019-09-04 2022-06-14 Ford Global Technologies, Llc Systems and methods for a piezoelectric diaphragm transducer for automotive microphone applications

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3360558B2 (ja) * 1997-01-06 2002-12-24 株式会社村田製作所 圧電型電気音響変換器
US6445108B1 (en) * 1999-02-19 2002-09-03 Murata Manufacturing Co., Ltd. Piezoelectric acoustic component
US6653762B2 (en) * 2000-04-19 2003-11-25 Murata Manufacturing Co., Ltd. Piezoelectric type electric acoustic converter
US7275298B2 (en) * 2001-10-23 2007-10-02 Schindel David W Ultrasonic printed circuit board transducer

Also Published As

Publication number Publication date
FR2938780A1 (fr) 2010-05-28

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