JPS60107455U

JPS60107455U - sealing device

Info

Publication number: JPS60107455U
Application number: JP1983204704U
Authority: JP
Inventors: 俊樹小野
Original assignee: エヌオーケー株式会社
Priority date: 1983-12-24
Filing date: 1983-12-24
Publication date: 1985-07-22

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

[Brief explanation of drawings]

第１図は、従来技術による耐偏心性・耐圧性密封装置の
一例を示す部分断面図、第２図乃至第５図は、それぞれ
、本考案の実施例を示す部分断面図である。１・・・シャフト、３・・・ハウジング、４・・・装着
溝、６・・・シール部材保持リング、７・・・Ｕパツキ
ン、１０・・・軸受リング、１１・・・支承面、１２・
・・保持溝、１４・・・案内リング、１５・・・０リン
グ、１７・・・回転阻止手段、２０・・・シール部材。第３図第４図FIG. 1 is a partial sectional view showing an example of an eccentricity-resistant and pressure-resistant sealing device according to the prior art, and FIGS. 2 to 5 are partial sectional views showing embodiments of the present invention. DESCRIPTION OF SYMBOLS 1... Shaft, 3... Housing, 4... Mounting groove, 6... Seal member holding ring, 7... U packing, 10... Bearing ring, 11... Supporting surface, 12・
...Retaining groove, 14...Guide ring, 15...0 ring, 17...Rotation prevention means, 20...Seal member. Figure 3 Figure 4

Claims

[Scope of utility model registration request]

A sealing device disposed between a shaft 1 and a housing 3 that move relative to each other, comprising a bearing surface 11 sliding on the circumferential surface of the shaft 1, in a mounting groove 4 provided in the housing 3; a seal member retaining ring 6 inserted to sealably slide against the side surface of the mounting groove 4;
The housing 3 and the seal are provided with a flexible seal member 20 that is inserted into a retaining groove 12 provided on the inner peripheral side of the seal member retaining ring 6 and slides sealingly against the circumferential surface of the shaft 1. A sealing device comprising a rotation prevention means 17 which engages both sides of the member retaining ring 6.