JPS61148933U - - Google Patents

Description

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

第１図は本考案の一実施例に係るシヨツクアブ
ソーバの要部半裁断面図、第２図は同オイルシー
の半裁断面図、第３図および第４図はそれぞれ従
来例に係るシヨツクアブソーバの要部半裁断面図
である。 ３１……オイルシリンダ、３２……ガスチユー
ブ、３３……ロツド、３４……ロツドガイド、３
５……オイル室、３６……リザーバ室、３７……
オイルシール、３８……支持環、３９……主リツ
プ、４１……チエツクバルブリツプ、４２……外
周シール部、４３……連結部、４４……支持用円
筒部、４５……屈曲端部、４６……外側空間、４
７……内側空間、４８……連通孔。 FIG. 1 is a half-cut sectional view of essential parts of a shock absorber according to an embodiment of the present invention, FIG. 2 is a half-cut sectional view of the oil seam, and FIGS. 3 and 4 are essential parts of a conventional shock absorber. It is a half-cut sectional view. 31... Oil cylinder, 32... Gas tube, 33... Rod, 34... Rod guide, 3
5...Oil chamber, 36...Reservoir chamber, 37...
Oil seal, 38...Support ring, 39...Main lip, 41...Check valve lip, 42...Outer seal portion, 43...Connecting portion, 44...Supporting cylindrical portion, 45...Bent end portion , 46...outside space, 4
7...Inner space, 48...Communication hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 互いに同芯に結合されて中間にリザーバ室を形
成するオイルシリンダとガスチユーブ、互いに結
合されて前記オイルシリンダ内を往復動するピス
トンとロツド、前記オイルシリンダの端部に固定
され前記オイルシリンダおよびロツドと協働して
オイル室を形成し、前記ロツドを摺動自在に支承
するロツドガイド、前記ロツドの周面に密接する
ゴム状弾性材製の主リツプと前記ロツドガイドの
外端面に接離するチエツクバルブリツプを備え、
これらリツプを固着した支持環を前記ロツドガイ
ド外端面に突設した支持用円筒部と前記ガスチユ
ーブの屈曲端部間にカシメ固定されたオイルシー
ルを有し、前記ロツドガイドに、前記リザーバ室
と前記チエツクバルブリツプ前方の外側空間を連
通する連通孔を形成し、前記支持用円筒部および
屈曲端部間にカシメられる前記オイルシール支持
環の基端部表面に、薄肉状のゴム状弾性材製連結
部を被着してなることを特徴とするシヨツクアブ
ソーバ。 an oil cylinder and a gas tube that are concentrically connected to each other to form a reservoir chamber in the middle; a piston and a rod that are connected to each other and reciprocate within the oil cylinder; and a piston and a rod that are fixed to an end of the oil cylinder and that A rod guide that cooperates to form an oil chamber and slidably supports the rod, a main lip made of a rubber-like elastic material that is in close contact with the circumferential surface of the rod, and a check valve rivet that approaches and separates from the outer end surface of the rod guide. equipped with a
A support ring to which these lips are fixed has an oil seal crimped and fixed between a supporting cylindrical part protruding from the outer end surface of the rod guide and a bent end of the gas tube, and the rod guide is provided with the reservoir chamber and the check valve. A connecting hole made of a thin rubber-like elastic material is provided on the base end surface of the oil seal support ring, which forms a communication hole that communicates with the outer space in front of the lip, and is caulked between the support cylindrical part and the bent end. A shock absorber characterized by being coated with.