JPS61145167U

JPS61145167U -

Info

Publication number: JPS61145167U
Application number: JP1985027246U
Authority: JP
Priority date: 1985-02-28
Filing date: 1985-02-28
Publication date: 1986-09-08

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例に係るシール装置の
部分側面断面図、第２図は第１図の装置の皿ばね
の平面図、第３図は第２図の皿ばねの特性図であ
る。符号の説明、１…軸、２…ハウジング、４…外
筒部、５…内筒部、１４…端面プレート（シール
部材）、１５…シールリング（シール部材）、１
６…皿ばね（圧接手段）、１８…リツプ部、２０
…ねじ溝。 Fig. 1 is a partial side sectional view of a sealing device according to an embodiment of the present invention, Fig. 2 is a plan view of a disc spring of the device shown in Fig. 1, and Fig. 3 is a characteristic diagram of the disc spring of Fig. 2. be. Explanation of symbols, 1... Shaft, 2... Housing, 4... Outer cylinder part, 5... Inner cylinder part, 14... End plate (sealing member), 15... Seal ring (sealing member), 1
6... Belleville spring (pressing means), 18... Lip portion, 20
...screw groove.

Claims

[Scope of utility model registration request]

A shaft is supported in a housing so as to be relatively rotatable, an outer cylindrical portion is fitted to the housing, an inner cylindrical portion is fitted to the shaft, and a cylindrical member is provided between the outer cylindrical portion and the inner cylindrical portion in the radial direction. A pair of seal members are provided whose two extending and opposing surfaces are in sliding contact with each other and are pressed into contact with each other by a pressure contact means, one of the pair of seal members is attached to the outer cylindrical portion and the other is attached to the inner cylindrical portion, and the above-mentioned At least one of the pair of sealing members is formed from a tetrafluoroethylene resin, and has a substantially cylindrical shape in the inner cylinder part, has a threaded groove on the outer peripheral surface, and has elasticity that slides into contact with the inner peripheral surface of the outer cylinder part. A sealing device characterized by being equipped with a lip made of wood.