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JPS5381999A - Producting method of electret - Google Patents

Producting method of electret

Info

Publication number
JPS5381999A
JPS5381999A JP16058376A JP16058376A JPS5381999A JP S5381999 A JPS5381999 A JP S5381999A JP 16058376 A JP16058376 A JP 16058376A JP 16058376 A JP16058376 A JP 16058376A JP S5381999 A JPS5381999 A JP S5381999A
Authority
JP
Japan
Prior art keywords
electret
variation
control electrode
prevent
producting method
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.)
Granted
Application number
JP16058376A
Other languages
Japanese (ja)
Other versions
JPS588126B2 (en
Inventor
Shuji Amakasu
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP51160583A priority Critical patent/JPS588126B2/en
Publication of JPS5381999A publication Critical patent/JPS5381999A/en
Publication of JPS588126B2 publication Critical patent/JPS588126B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Elimination Of Static Electricity (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)

Abstract

PURPOSE: To prevent variation of charging due to variations of temperature or humidity thus to prevent spark discharge and to stabilize charging, by installing control electrode between discharging electrode and grounding stage and controlling potential on control electrode in accordance with variation of superficial charge.
COPYRIGHT: (C)1978,JPO&Japio
JP51160583A 1976-12-27 1976-12-27 Electret manufacturing method Expired JPS588126B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51160583A JPS588126B2 (en) 1976-12-27 1976-12-27 Electret manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51160583A JPS588126B2 (en) 1976-12-27 1976-12-27 Electret manufacturing method

Publications (2)

Publication Number Publication Date
JPS5381999A true JPS5381999A (en) 1978-07-19
JPS588126B2 JPS588126B2 (en) 1983-02-14

Family

ID=15718086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51160583A Expired JPS588126B2 (en) 1976-12-27 1976-12-27 Electret manufacturing method

Country Status (1)

Country Link
JP (1) JPS588126B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55140246U (en) * 1979-03-29 1980-10-06
JP2016219687A (en) * 2015-05-25 2016-12-22 一般財団法人小林理学研究所 Polling device and polling method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4843195A (en) * 1971-10-01 1973-06-22
JPS5185451A (en) * 1974-12-10 1976-07-27 Anvar

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4843195A (en) * 1971-10-01 1973-06-22
JPS5185451A (en) * 1974-12-10 1976-07-27 Anvar

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55140246U (en) * 1979-03-29 1980-10-06
JPS6035957Y2 (en) * 1979-03-29 1985-10-25 三菱電機株式会社 cathode ray tube
JP2016219687A (en) * 2015-05-25 2016-12-22 一般財団法人小林理学研究所 Polling device and polling method

Also Published As

Publication number Publication date
JPS588126B2 (en) 1983-02-14

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