JPS59159470A - 密封装置 - Google Patents

密封装置

Info

Publication number
JPS59159470A
JPS59159470A JP58034930A JP3493083A JPS59159470A JP S59159470 A JPS59159470 A JP S59159470A JP 58034930 A JP58034930 A JP 58034930A JP 3493083 A JP3493083 A JP 3493083A JP S59159470 A JPS59159470 A JP S59159470A
Authority
JP
Japan
Prior art keywords
magnetic fluid
annular
memory alloy
shape memory
rotary shaft
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
JP58034930A
Other languages
English (en)
Japanese (ja)
Other versions
JPH023077B2 (enrdf_load_stackoverflow
Inventor
Koichi Seki
関　興一
Hiroshi Nakazato
博 中里
Yutaka Suzuki
裕 鈴木
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.)
Tokin Corp
Original Assignee
Tohoku Metal Industries 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 Tohoku Metal Industries Ltd filed Critical Tohoku Metal Industries Ltd
Priority to JP58034930A priority Critical patent/JPS59159470A/ja
Publication of JPS59159470A publication Critical patent/JPS59159470A/ja
Publication of JPH023077B2 publication Critical patent/JPH023077B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • F16J15/43—Sealings between relatively-moving surfaces by means of fluid kept in sealing position by magnetic force

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
JP58034930A 1983-03-02 1983-03-02 密封装置 Granted JPS59159470A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58034930A JPS59159470A (ja) 1983-03-02 1983-03-02 密封装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58034930A JPS59159470A (ja) 1983-03-02 1983-03-02 密封装置

Publications (2)

Publication Number Publication Date
JPS59159470A true JPS59159470A (ja) 1984-09-10
JPH023077B2 JPH023077B2 (enrdf_load_stackoverflow) 1990-01-22

Family

ID=12427908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58034930A Granted JPS59159470A (ja) 1983-03-02 1983-03-02 密封装置

Country Status (1)

Country Link
JP (1) JPS59159470A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62165070A (ja) * 1986-01-13 1987-07-21 Nok Corp 磁性流体シ−ル装置
CN103216623A (zh) * 2013-04-11 2013-07-24 北京航空航天大学 一种基于sma恒力弹簧的提高石墨封严寿命的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62165070A (ja) * 1986-01-13 1987-07-21 Nok Corp 磁性流体シ−ル装置
CN103216623A (zh) * 2013-04-11 2013-07-24 北京航空航天大学 一种基于sma恒力弹簧的提高石墨封严寿命的方法

Also Published As

Publication number Publication date
JPH023077B2 (enrdf_load_stackoverflow) 1990-01-22

Similar Documents

Publication Publication Date Title
US20020114104A1 (en) Hermetically sealed data storage device with double seam seal
JP6674609B2 (ja) ベースユニット、およびディスク駆動装置
JPH09117230A (ja) 植え込み式のトランスポンダ及びその組み立て方法
JPH0783191B2 (ja) 密封装置
US4644520A (en) Protected optical disk of welded construction
JPS6028105B2 (ja) 電灯
JPH06295525A (ja) ディスクドライブスピンドルモーター
JPS5971146A (ja) 情報記憶媒体
JPS59159470A (ja) 密封装置
ES555674A0 (es) Procedimiento para fabricar una valvula obturadora
JPH03189438A (ja) パワーユニットダンパー
CN110431628A (zh) 降低基于粘合剂的气密密封的数据存储装置和系统中的泄漏率
US4768856A (en) Optical-waveguide coil and method of making same
JPS6132017A (ja) レンズ保持装置
JPS644111B2 (enrdf_load_stackoverflow)
JP3346484B2 (ja) ダンパとその製造方法
JPH04125363A (ja) シール部材の成形方法
JPS59128575A (ja) カバ−付ホログラムデイスク
JPH0320113A (ja) 熱膨張吸収軸受
JPS6314079Y2 (enrdf_load_stackoverflow)
JPS6229967B2 (enrdf_load_stackoverflow)
JPH01196525A (ja) 感温装置
JPH07269655A (ja) トーショナルダンパー
JPH10299902A (ja) シール方法
JPH03546B2 (enrdf_load_stackoverflow)