JPS524214A - Filter unit - Google Patents

Filter unit

Info

Publication number
JPS524214A
JPS524214A JP50080299A JP8029975A JPS524214A JP S524214 A JPS524214 A JP S524214A JP 50080299 A JP50080299 A JP 50080299A JP 8029975 A JP8029975 A JP 8029975A JP S524214 A JPS524214 A JP S524214A
Authority
JP
Japan
Prior art keywords
filter unit
dust
coarse
tight
filters
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
JP50080299A
Other languages
Japanese (ja)
Other versions
JPS608548B2 (en
Inventor
Masaaki Ishii
Masanobu Shikato
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP8029975A priority Critical patent/JPS608548B2/en
Publication of JPS524214A publication Critical patent/JPS524214A/en
Publication of JPS608548B2 publication Critical patent/JPS608548B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/021—Containers; Storing means both adapted to cooperate with the recording or reproducing means comprising means for reducing influence of physical parameters, e.g. temperature change, moisture

Landscapes

  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

PURPOSE:To enable dust protection against minute dust for fluid gas such as air by using a set of filters of coarse and tight.
JP8029975A 1975-06-28 1975-06-28 filter unit Expired JPS608548B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8029975A JPS608548B2 (en) 1975-06-28 1975-06-28 filter unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8029975A JPS608548B2 (en) 1975-06-28 1975-06-28 filter unit

Publications (2)

Publication Number Publication Date
JPS524214A true JPS524214A (en) 1977-01-13
JPS608548B2 JPS608548B2 (en) 1985-03-04

Family

ID=13714383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8029975A Expired JPS608548B2 (en) 1975-06-28 1975-06-28 filter unit

Country Status (1)

Country Link
JP (1) JPS608548B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54116430U (en) * 1978-02-03 1979-08-15
US4308041A (en) * 1981-02-09 1981-12-29 Cambridge Filter Corp. Air filter cartridge
US4857087A (en) * 1987-03-06 1989-08-15 International Business Machines Corporation Disk file employing dual filters

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54116430U (en) * 1978-02-03 1979-08-15
US4308041A (en) * 1981-02-09 1981-12-29 Cambridge Filter Corp. Air filter cartridge
US4857087A (en) * 1987-03-06 1989-08-15 International Business Machines Corporation Disk file employing dual filters

Also Published As

Publication number Publication date
JPS608548B2 (en) 1985-03-04

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