JPS59158765U - emergency seal - Google Patents

emergency seal

Info

Publication number
JPS59158765U
JPS59158765U JP1983052604U JP5260483U JPS59158765U JP S59158765 U JPS59158765 U JP S59158765U JP 1983052604 U JP1983052604 U JP 1983052604U JP 5260483 U JP5260483 U JP 5260483U JP S59158765 U JPS59158765 U JP S59158765U
Authority
JP
Japan
Prior art keywords
seal member
annular
annular seal
recess
rotating 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
JP1983052604U
Other languages
Japanese (ja)
Other versions
JPS6326602Y2 (en
Inventor
藤田　卓哉
Original Assignee
イ−グル工業株式会社
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 イ−グル工業株式会社 filed Critical イ−グル工業株式会社
Priority to JP1983052604U priority Critical patent/JPS59158765U/en
Publication of JPS59158765U publication Critical patent/JPS59158765U/en
Application granted granted Critical
Publication of JPS6326602Y2 publication Critical patent/JPS6326602Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sealing With Elastic Sealing Lips (AREA)
  • Mechanical Sealing (AREA)
  • Sealing Devices (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は、本考案に係る実施例を示すものであり、第１図
は半裁断面図、第２図は実施例の作動状態を示す半裁断
面図。 １・・・回転軸、１ａ・・一段壁面、２・・・ハウジン
グ、２ａ・・・軸孔、３・・・ハウジング凹部、３ａ、
３ｂ・・・ハウジング段部、４，５・・・ベローズプレ
ート、６・・・非常用シール、７・・・圧力室、８・・
・圧力伴流入口。The drawings show an embodiment of the present invention; FIG. 1 is a half-cut sectional view, and FIG. 2 is a half-cut sectional view showing the working state of the embodiment. DESCRIPTION OF SYMBOLS 1... Rotating shaft, 1a... Single-stage wall surface, 2... Housing, 2a... Shaft hole, 3... Housing recess, 3a,
3b... Housing stepped portion, 4, 5... Bellows plate, 6... Emergency seal, 7... Pressure chamber, 8...
・Pressure inlet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転軸を内挿したハウジングの軸孔の内周面に環状凹部
を設け、該凹部に受圧面積の異なる二枚のベローズプレ
ートを配設し、該ベロースフレートの中央に軸方向にＬ
字形に屈曲した環状シール部材を挟着し、該環状シール
部材の先端は回転軸の段部壁に離接し、前記ベローズプ
レートおよび環状シール部材によって封塞される前記環
状凹部の内圧を少くとも高低の二段階に調節自在とじた
ことを特徴とする非常用シール。An annular recess is provided in the inner peripheral surface of the shaft hole of the housing into which the rotating shaft is inserted, two bellows plates with different pressure receiving areas are arranged in the recess, and an L is provided in the axial direction in the center of the bellows plate.
A bent annular seal member is sandwiched, and the tip of the annular seal member is brought into contact with and away from the step wall of the rotating shaft, and the internal pressure of the annular recess sealed by the bellows plate and the annular seal member is at least high or low. An emergency seal characterized by a two-stage adjustable closure.
JP1983052604U 1983-04-11 1983-04-11 emergency seal Granted JPS59158765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983052604U JPS59158765U (en) 1983-04-11 1983-04-11 emergency seal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983052604U JPS59158765U (en) 1983-04-11 1983-04-11 emergency seal

Publications (2)

Publication Number Publication Date
JPS59158765U true JPS59158765U (en) 1984-10-24
JPS6326602Y2 JPS6326602Y2 (en) 1988-07-19

Family

ID=30182949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983052604U Granted JPS59158765U (en) 1983-04-11 1983-04-11 emergency seal

Country Status (1)

Country Link
JP (1) JPS59158765U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5340645A (en) * 1976-05-08 1978-04-13 Nippon Ionon Kk Method of regulating gas pressure in glow discgarge treatment and apparatus therefor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5340645A (en) * 1976-05-08 1978-04-13 Nippon Ionon Kk Method of regulating gas pressure in glow discgarge treatment and apparatus therefor

Also Published As

Publication number Publication date
JPS6326602Y2 (en) 1988-07-19

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