JPH0377864U - - Google Patents

Info

Publication number
JPH0377864U
JPH0377864U JP13887989U JP13887989U JPH0377864U JP H0377864 U JPH0377864 U JP H0377864U JP 13887989 U JP13887989 U JP 13887989U JP 13887989 U JP13887989 U JP 13887989U JP H0377864 U JPH0377864 U JP H0377864U
Authority
JP
Japan
Prior art keywords
pressure difference
pressure
mechanical seal
fluid chamber
seal unit
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.)
Pending
Application number
JP13887989U
Other languages
English (en)
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 filed Critical
Priority to JP13887989U priority Critical patent/JPH0377864U/ja
Publication of JPH0377864U publication Critical patent/JPH0377864U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Accessories For Mixers (AREA)
  • Mechanical Sealing (AREA)
  • Disintegrating Or Milling (AREA)

Description

【図面の簡単な説明】
第1図〜第3図はこの考案の実施例を示し、第
1図は全体構成の略示的断面図、第2図、第3図
は要部を示す拡大断面図、第4図は従来例の略示
的断面図である 符号の説明、1……メカニカルシールユニツト
、2……ハウジング、3……軸孔、7……従動リ
ング(シール部材)、9……シートリング(シー
ル部材)、10……高圧流体室、11……低圧流
体室、13……圧力差制御手段。

Claims (1)

  1. 【実用新案登録請求の範囲】 ハウジングの軸孔内に一対のシール部材を密接
    配置して高圧流体室と低圧流体室とを形成し、両
    流体室の圧力差によりシール部材の密接面圧を所
    定の値に維持してなるメカニカルシールユニツト
    において、 前記両流体室の流体圧を直接受けるとともに、
    その圧力差の変動により作動して両流体室の圧力
    差を所定の値に戻す圧力差制御手段を設けたこと
    を特徴とするメカニカルシールユニツト。
JP13887989U 1989-11-30 1989-11-30 Pending JPH0377864U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13887989U JPH0377864U (ja) 1989-11-30 1989-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13887989U JPH0377864U (ja) 1989-11-30 1989-11-30

Publications (1)

Publication Number Publication Date
JPH0377864U true JPH0377864U (ja) 1991-08-06

Family

ID=31685955

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13887989U Pending JPH0377864U (ja) 1989-11-30 1989-11-30

Country Status (1)

Country Link
JP (1) JPH0377864U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6267373A (ja) * 1985-09-20 1987-03-27 Hitachi Ltd 原子炉再循環ポンプの逆圧防止装置付きメカニカルシ−ル

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6267373A (ja) * 1985-09-20 1987-03-27 Hitachi Ltd 原子炉再循環ポンプの逆圧防止装置付きメカニカルシ−ル

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