JPH0577991B2 - - Google Patents

Info

Publication number
JPH0577991B2
JPH0577991B2 JP1602189A JP1602189A JPH0577991B2 JP H0577991 B2 JPH0577991 B2 JP H0577991B2 JP 1602189 A JP1602189 A JP 1602189A JP 1602189 A JP1602189 A JP 1602189A JP H0577991 B2 JPH0577991 B2 JP H0577991B2
Authority
JP
Japan
Prior art keywords
vibrating
piezoelectric actuator
electrode
capacitor
electrometer
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 - Lifetime
Application number
JP1602189A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02196989A (ja
Inventor
Akira Koyano
Toshuki Matsunaka
Nobuyuki Tamura
Hiroshi Maekawa
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.)
Hitachi Ltd
Original Assignee
Aloka Co Ltd
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 Aloka Co Ltd filed Critical Aloka Co Ltd
Priority to JP1016021A priority Critical patent/JPH02196989A/ja
Publication of JPH02196989A publication Critical patent/JPH02196989A/ja
Publication of JPH0577991B2 publication Critical patent/JPH0577991B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Radiation (AREA)
JP1016021A 1989-01-25 1989-01-25 放射線計測用の振動容量型電位計 Granted JPH02196989A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1016021A JPH02196989A (ja) 1989-01-25 1989-01-25 放射線計測用の振動容量型電位計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1016021A JPH02196989A (ja) 1989-01-25 1989-01-25 放射線計測用の振動容量型電位計

Publications (2)

Publication Number Publication Date
JPH02196989A JPH02196989A (ja) 1990-08-03
JPH0577991B2 true JPH0577991B2 (enrdf_load_stackoverflow) 1993-10-27

Family

ID=11904914

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1016021A Granted JPH02196989A (ja) 1989-01-25 1989-01-25 放射線計測用の振動容量型電位計

Country Status (1)

Country Link
JP (1) JPH02196989A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000028337A2 (en) * 1998-11-06 2000-05-18 Onguard Systems, Inc. Electronic circuit with a non-continuous discharge path
US7633213B2 (en) * 2005-03-15 2009-12-15 Panasonic Corporation Actuator, switch using the actuator, and method of controlling the actuator

Also Published As

Publication number Publication date
JPH02196989A (ja) 1990-08-03

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