JPS60178098U - Seal device for shield propulsion machine - Google Patents

Seal device for shield propulsion machine

Info

Publication number
JPS60178098U
JPS60178098U JP6604884U JP6604884U JPS60178098U JP S60178098 U JPS60178098 U JP S60178098U JP 6604884 U JP6604884 U JP 6604884U JP 6604884 U JP6604884 U JP 6604884U JP S60178098 U JPS60178098 U JP S60178098U
Authority
JP
Japan
Prior art keywords
ring
shaft
sealing device
shaft support
rotary head
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
JP6604884U
Other languages
Japanese (ja)
Inventor
明坂　登始夫
Original Assignee
株式会社　イセキ開発工機
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 株式会社　イセキ開発工機 filed Critical 株式会社　イセキ開発工機
Priority to JP6604884U priority Critical patent/JPS60178098U/en
Publication of JPS60178098U publication Critical patent/JPS60178098U/en
Pending legal-status Critical Current

Links

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]

第１図はシールド推進機の断面図、第２図は本考案に係
るシール装置の要部を示す拡大断面図、第３図はシール
ド推進機の別の例を示す断面図である。　　、 １０．８０：シールド推進機、１２，８２：シールド本
体、１４，８６：空間、１６，１０８：ロータリヘッド
、２０，８４，９２：軸支持部、２４．９４：軸、６◎
、１２０：シール装置、６２．１２２：す、ング、６４
，１２４：ばね、６８：０リング、７１，１２７．１２
８：密接凸部。FIG. 1 is a sectional view of a shield propulsion device, FIG. 2 is an enlarged sectional view showing essential parts of a sealing device according to the present invention, and FIG. 3 is a sectional view showing another example of a shield propulsion device. , 10.80: Shield propulsion device, 12,82: Shield body, 14,86: Space, 16,108: Rotary head, 20,84,92: Shaft support part, 24.94: Axis, 6◎
, 120: Seal device, 62.122: Su, Ng, 64
, 124: Spring, 68: 0 Ring, 71, 127.12
8: Close convex portion.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）シールド本体に設けられた軸支持部と該軸支持部
に支承された軸に取り付けられたロータリヘッドとの間
に配置されるシール装置であって、前記軸支持部および
ロータリヘッドの一方の他方に対面する部位に前記軸の
軸線方向へ開けられた溝または孔と、該溝または孔孔内
に軸線方向へ移動可能に配置されたリングと、該リング
を前記軸支持部およびロータリヘッドの他方に向けて偏
倚するばねとを備える、シールド推進機のシール装置。(1) A sealing device disposed between a shaft support part provided on a shield body and a rotary head attached to a shaft supported by the shaft support part, the sealing device being one of the shaft support part and the rotary head. a groove or hole opened in the axial direction of the shaft in a portion facing the other side of the shaft; a ring disposed movably in the axial direction within the groove or hole; and a spring biased toward the other side of the shield propulsion device. （２）前記リングは外周にシール用のＯリングを有する
、実用新案登録請求の範囲第（１）項に記載のシール装
置。(2) The sealing device according to claim (1), wherein the ring has an O-ring for sealing on its outer periphery. （３）前記リングまたは該リングに対面する前記軸支持
部およびロータリヘッドの他方は円周方向の全周にわた
る密接凸部を有する、実用新案登録請求の範囲第（１）
項に記載のシール装置。(3) Utility model registration claim No. 1, wherein the ring or the other of the shaft support portion and rotary head facing the ring has a close contact convex portion extending over the entire circumference.
The sealing device described in Section.
JP6604884U 1984-05-08 1984-05-08 Seal device for shield propulsion machine Pending JPS60178098U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6604884U JPS60178098U (en) 1984-05-08 1984-05-08 Seal device for shield propulsion machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6604884U JPS60178098U (en) 1984-05-08 1984-05-08 Seal device for shield propulsion machine

Publications (1)

Publication Number Publication Date
JPS60178098U true JPS60178098U (en) 1985-11-26

Family

ID=30598588

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6604884U Pending JPS60178098U (en) 1984-05-08 1984-05-08 Seal device for shield propulsion machine

Country Status (1)

Country Link
JP (1) JPS60178098U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5340261A (en) * 1976-09-27 1978-04-12 Nippon Telegr & Teleph Corp <Ntt> Carrier regenerative equipment
JPS5715151A (en) * 1980-05-27 1982-01-26 Baanetsuchieegonzar Edeyuarudo Seal device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5340261A (en) * 1976-09-27 1978-04-12 Nippon Telegr & Teleph Corp <Ntt> Carrier regenerative equipment
JPS5715151A (en) * 1980-05-27 1982-01-26 Baanetsuchieegonzar Edeyuarudo Seal device

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