JPS6154522U

JPS6154522U -

Info

Publication number: JPS6154522U
Application number: JP13969984U
Authority: JP
Priority date: 1984-09-13
Filing date: 1984-09-13
Publication date: 1986-04-12
Also published as: JPH0227695Y2

Description

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

第１図はこの考案に係るゴムブーツの使用状態
を示す縦断正面図、第２図は同上における縮径部
の第１の例を示す縦断正面図、第３図は同縦断側
面図、第４図は同第２の例を示す縦断正面図、第
５図は同縦断側面図、第６図は同第３の例を示す
縦断正面図、第７図は同縦断側面図、第８図は従
来のゴムブーツを示す使用状態の縦断面図である
。１１…ジヨイント部、１２…中間軸、１３…ブ
ーツ、１４…可撓部、１５…ストレート部、１９
…縮径部、２０…通気部、２１…大径部。 Fig. 1 is a longitudinal sectional front view showing the usage state of the rubber boot according to this invention, Fig. 2 is a longitudinal sectional front view showing a first example of the reduced diameter part in the same, Fig. 3 is a longitudinal sectional side view of the same, and Fig. 4. is a longitudinal sectional front view showing the second example, Fig. 5 is a longitudinal sectional side view, Fig. 6 is a longitudinal sectional front view showing the third example, Fig. 7 is a longitudinal sectional side view, and Fig. 8 is a conventional one. FIG. 3 is a vertical cross-sectional view of the rubber boot in use. DESCRIPTION OF SYMBOLS 11... Joint part, 12... Intermediate shaft, 13... Boot, 14... Flexible part, 15... Straight part, 19
...reduced diameter section, 20...ventilation section, 21...large diameter section.

Claims

【実用新案登録請求の範囲】 (1) 左右のジヨイント部を覆う可撓部と、両ジ
ヨイント部を連結する中間軸を覆うストレート部
とを一体成形した等速ジヨイント用ゴムブーツに
おいて、ストレート部に、中間軸に対して軸方向
に摺動自在に外嵌する縮径部を設け、この縮径部
に左右可撓部内を連通させる通気部を形成したこ
とを特徴とする等速ジヨイント用ゴムブーツ。 (2) 中間軸の縮径部摺接部分が大径部に形成さ
れている実用新案登録請求の範囲第１項に記載の
等速ジヨイント用ゴムブーツ。 (3) 縮径部がストレート部の内周面に設けた環
状鍔で形成され、通気部が環状鍔に施した切欠き
によつて形成されている実用新案登録請求の範囲
第１項に記載の等速ジヨイント用ゴムブーツ。 (4) 縮径部がストレート部の内部に突出する膨
出部分で形成され、通気部が膨出部分に施した軸
方向の溝で形成されている実用新案登録請求の範
囲第１項に記載の等速ジヨイント用ゴムブーツ。[Scope of Claim for Utility Model Registration] (1) A rubber boot for constant velocity joints that is integrally formed with a flexible part that covers the left and right joint parts and a straight part that covers the intermediate shaft that connects both joint parts, in which the straight part includes: A rubber boot for a constant velocity joint, characterized in that a reduced diameter part is provided that is slidably fitted onto an intermediate shaft in the axial direction, and a ventilation part is formed in the reduced diameter part to communicate the inside of the left and right flexible parts. (2) The rubber boot for a constant velocity joint according to claim 1, wherein the sliding contact portion of the reduced diameter portion of the intermediate shaft is formed in the large diameter portion. (3) The reduced diameter part is formed by an annular flange provided on the inner circumferential surface of the straight part, and the ventilation part is formed by a notch made in the annular flange, as stated in claim 1 of the utility model registration claim. Rubber boots for constant velocity joints. (4) The reduced diameter portion is formed by a bulging portion protruding into the inside of the straight portion, and the ventilation portion is formed by an axial groove formed in the bulging portion, as stated in claim 1 of the utility model registration claim. Rubber boots for constant velocity joints.