JPS5918609U - Shaft sealing device for leaf spring support in suspension system - Google Patents

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図は板ばねを用いた懸架装置の側面図、第２図は同
板ばね支持部の斜視図、第３図は従来の懸架装置におけ
る板ばね支持部の軸封装置の正面断面図、第４図は本考
案に係る懸架装置におけ、る板ばね支持部の軸封装置の
正面断面図、第５図は同要部拡大断面図である。 ２：シャーシフレーム、３ニブラケツト、３ａ：壁部、
５：ピン、６：円筒部、１０：板ばね、１５ニスリツト
、１７：ボルト、２０：軸封装置、２１：プッシュ、２
２ニスラストワツシヤ、２３．　２４：シール部材、２
４ａ、２４ｂ、２４Ｃ：リップ、２５：流体室。FIG. 1 is a side view of a suspension system using a leaf spring, FIG. 2 is a perspective view of the same leaf spring support, and FIG. 3 is a front sectional view of a shaft sealing device of a leaf spring support in a conventional suspension system. FIG. 4 is a front sectional view of the shaft sealing device of the leaf spring support part in the suspension system according to the present invention, and FIG. 5 is an enlarged sectional view of the same essential part. 2: Chassis frame, 3 nib bracket, 3a: wall,
5: Pin, 6: Cylindrical part, 10: Leaf spring, 15 Nislitsu, 17: Bolt, 20: Shaft sealing device, 21: Push, 2
2 Nilast Washer, 23. 24: Seal member, 2
4a, 24b, 24C: Lip, 25: Fluid chamber.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 車体側に連結された部材の左右１対の壁部の間に板ばね
の端部を巻き込んで形成した円筒部が挿入されかつ横方
向に延びるピンをもって支持される懸架装置において、
前記円筒部の端面と該端面に対向する前記壁部の内面と
にそれぞれ接触する１対の金属からなるスラストワッシ
ャを配設し、該１対のスラストワッシャの外周縁部にゴ
ムなどの第１のシール部材を焼付けて互いに結合すると
ともに、前記１対のスラストワッシャの内周縁部にゴム
などの第２シール部材を焼付けて互いに結合して前記１
対のスラストワッシャの間に流体室を形成し、前記第２
のシール部材には前記ピンの外周面に接触する第１のリ
ップと、前記円筒部に嵌合されたブツシュの端面に接触
する第２のリップと、前記壁部の内面に接触する第３の
リップとを一体に形成したことを特徴とする懸架装置に
おける板はね支持部の軸封装置。In a suspension system in which a cylindrical part formed by winding the end of a leaf spring is inserted between a pair of left and right walls of a member connected to the vehicle body side, and is supported by a pin extending laterally,
A pair of thrust washers made of metal are disposed in contact with the end surface of the cylindrical portion and the inner surface of the wall portion opposite to the end surface, respectively, and a first material such as rubber is attached to the outer peripheral edge of the pair of thrust washers. A second sealing member made of rubber or the like is baked on the inner peripheral edge of the pair of thrust washers to couple them to each other.
A fluid chamber is formed between the pair of thrust washers, and the second
The sealing member has a first lip that contacts the outer peripheral surface of the pin, a second lip that contacts the end surface of the bushing fitted to the cylindrical portion, and a third lip that contacts the inner surface of the wall portion. 1. A shaft sealing device for a plate spring support portion in a suspension system, characterized in that a lip is formed integrally with the shaft sealing device.