JPS62174114U

JPS62174114U -

Info

Publication number: JPS62174114U
Application number: JP6356286U
Authority: JP
Priority date: 1986-04-25
Filing date: 1986-04-25
Publication date: 1987-11-05

Description

[Brief explanation of the drawing]

第１図〜第４図は本考案の１実施例のボールジ
ヨイントに関するものであり、第１図はその一部
断面で示す全体正面図、第２図はゴム質係合部の
断面図、第３図は第１図の要部拡大断面図、第４
図はボールスタツドの揺動時を示す要部部分断面
図である。第５図は本考案の第２の実施例のボー
ルジヨイントの要部拡大断面図である。第６図は
従来のボールジヨイントの一部断面で示す正面図
である。１……軸受部、２……ボールスタツド、３，８
……リテーナ、４，６……ゴム質係合部、５，７
……ダストカバー、４１，６１……第１凹部、４
２，６２……第１凸部、５１，７１……第２凸部
、５２，７２……第２凹部。 1 to 4 relate to a ball joint according to an embodiment of the present invention, FIG. 1 is an overall front view partially shown in cross section, FIG. 2 is a sectional view of a rubber engagement part, Figure 3 is an enlarged sectional view of the main part of Figure 1,
The figure is a partial cross-sectional view of the main part showing the ball stud when it swings. FIG. 5 is an enlarged sectional view of a main part of a ball joint according to a second embodiment of the present invention. FIG. 6 is a partially sectional front view of a conventional ball joint. 1... Bearing part, 2... Ball stud, 3, 8
...Retainer, 4, 6...Rubber engagement part, 5, 7
...Dust cover, 41, 61...First recess, 4
2, 62...first convex portion, 51,71...second convex portion, 52,72...second concave portion.

Claims

[Claims for Utility Model Registration] (1) Comprised of a head having a spherical surface and a shaft extending from the head, the head rotates into the bearing,
A ball stud that is pivotably supported; a cylindrical retainer circumferentially circumferentially around the shaft portion of the ball stud; and a cylindrical retainer that is arranged around the ball stud and has one end connected to the bearing portion A ball joint consisting of a substantially cylindrical resin dust cover fixed to the retainer and having the other end held by the retainer, the retainer having a ring-shaped first The dust cover has a rubber engagement portion having a concave portion and a ring-shaped first convex portion continuous with the first concave portion, and the dust cover engages the rubber engagement portion on the inner circumferential surface or outer circumferential surface of the other end. a ring-shaped second convex part and a ring-shaped second concave part symmetrical to the first concave part and the first convex part of the rubber engagement part on a surface opposite to the one surface; By abutting the concave portion and the second convex portion and the first convex portion and the second concave portion, the other end of the dust cover is engaged with the rubber engagement portion of the retainer and is held and sealed. A ball joint characterized by: (2) The ball joint according to claim 1, wherein the retainer has a ring-shaped groove having a U-shaped cross section, and a rubber engagement portion is fixedly supported within the groove.