JPH0272689U - - Google Patents

Info

Publication number
JPH0272689U
JPH0272689U JP15108188U JP15108188U JPH0272689U JP H0272689 U JPH0272689 U JP H0272689U JP 15108188 U JP15108188 U JP 15108188U JP 15108188 U JP15108188 U JP 15108188U JP H0272689 U JPH0272689 U JP H0272689U
Authority
JP
Japan
Prior art keywords
piezoelectric actuator
laminated piezoelectric
ultrasonic
rotor
contact
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.)
Pending
Application number
JP15108188U
Other languages
English (en)
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 filed Critical
Priority to JP15108188U priority Critical patent/JPH0272689U/ja
Publication of JPH0272689U publication Critical patent/JPH0272689U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
添付図面は本考案の実施例を示し、第1図は縦
断側面図、第2図は超音波捩れ振動子1と圧電ア
クチユエータ8の信号波形図、第3〜5図は本考
案の実施例を示す要部の縦断側面図である。 1;超音波捩れ振動子、2a,2b;環状圧電
素子、3,4;金属ブロツク、8;圧電アクチユ
エータ、9;圧電素子、9a;銀電極、11;ロ
ータ、15;発条、20;電極保護板、21;耐
摩耗板、x;境面仕上。

Claims (1)

  1. 【実用新案登録請求の範囲】 超音波捩れ振動子の端面に積層型圧電アクチユ
    エータを配設し、さらに該積層型圧電アクチユエ
    ータにロータを当接し、超音波捩れ振動子と、積
    層型圧電アクチユエータとを所定の位相差を有す
    る交流電源で駆動してなる超音波モータにおいて
    、 前記積層型圧電アクチユエータ側の接触面及び
    ロータ側の接触面のうち、両面またはいずれか一
    面を鏡面仕上したことを特徴とする超音波モータ
JP15108188U 1988-11-18 1988-11-18 Pending JPH0272689U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15108188U JPH0272689U (ja) 1988-11-18 1988-11-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15108188U JPH0272689U (ja) 1988-11-18 1988-11-18

Publications (1)

Publication Number Publication Date
JPH0272689U true JPH0272689U (ja) 1990-06-04

Family

ID=31424806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15108188U Pending JPH0272689U (ja) 1988-11-18 1988-11-18

Country Status (1)

Country Link
JP (1) JPH0272689U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6020775A (ja) * 1983-07-15 1985-02-02 Hitachi Ltd 回転型アクチユエ−タ
JPS633660A (ja) * 1986-06-23 1988-01-08 Hitachi Maxell Ltd 圧着面に給油した超音波モ−タ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6020775A (ja) * 1983-07-15 1985-02-02 Hitachi Ltd 回転型アクチユエ−タ
JPS633660A (ja) * 1986-06-23 1988-01-08 Hitachi Maxell Ltd 圧着面に給油した超音波モ−タ

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