GB1278996A - Bender bimorph construction - Google Patents

Bender bimorph construction

Info

Publication number
GB1278996A
GB1278996A GB5137369A GB5137369A GB1278996A GB 1278996 A GB1278996 A GB 1278996A GB 5137369 A GB5137369 A GB 5137369A GB 5137369 A GB5137369 A GB 5137369A GB 1278996 A GB1278996 A GB 1278996A
Authority
GB
United Kingdom
Prior art keywords
elements
electrodes
bimorph
corrugations
circular
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
Application number
GB5137369A
Other languages
English (en)
Inventor
Hugo Willy Schafft
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of GB1278996A publication Critical patent/GB1278996A/en
Expired legal-status Critical Current

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
    • B06B1/0603—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 piezoelectric bender, e.g. bimorph

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
GB5137369A 1968-11-06 1969-10-20 Bender bimorph construction Expired GB1278996A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77391468A 1968-11-06 1968-11-06

Publications (1)

Publication Number Publication Date
GB1278996A true GB1278996A (en) 1972-06-21

Family

ID=25099703

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5137369A Expired GB1278996A (en) 1968-11-06 1969-10-20 Bender bimorph construction

Country Status (4)

Country Link
DE (2) DE1955500C3 (enrdf_load_stackoverflow)
FR (1) FR2022726A1 (enrdf_load_stackoverflow)
GB (1) GB1278996A (enrdf_load_stackoverflow)
NL (1) NL168380C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108648740A (zh) * 2018-06-22 2018-10-12 肇庆奥迪威传感科技有限公司 蜂鸣器、压电蜂鸣片及其制造方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6048112B2 (ja) * 1979-05-02 1985-10-25 ソニー株式会社 電気・機械変換素子
DD301685A9 (de) * 1990-07-20 1993-06-24 Nordhausen Fernmeldetech Gmbh Akustisches verbundsystem fuer handapparate

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1042669B (de) * 1957-09-25 1958-11-06 Dual Gebrueder Steidinger Piezoelektrisches Element mit einer Metallfolienbelegung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108648740A (zh) * 2018-06-22 2018-10-12 肇庆奥迪威传感科技有限公司 蜂鸣器、压电蜂鸣片及其制造方法

Also Published As

Publication number Publication date
DE6942867U (de) 1970-04-23
DE1955500A1 (de) 1970-06-11
FR2022726A1 (enrdf_load_stackoverflow) 1970-08-07
DE1955500B2 (de) 1972-07-06
DE1955500C3 (de) 1973-02-01
NL168380C (nl) 1982-03-16
NL6916707A (enrdf_load_stackoverflow) 1970-05-11

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee