JPS58181689U - Tricycle drive chain adjustment mechanism - 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) [Abstract] 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 drawings]

−は本考案０一実施例を示すも０で・第１図は１自動三
輪車の全体側面図、第２図は同三輪車のスイングアーム
部の横断平面図、第３図は第２図３−３線断面図、第４
図はスイングアームの斜視図である。　　　　　：１： 尚図面中２は車体゛フレーム、１３はスイングアーム、
１５は後車軸、１゛６は後輪、１７は被動スプロケット
、１９は駆動スプロケット、２０はチェーン、２１はベ
アリングホルダパイプ、２５はベアリングホルダ、２５
ａは偏心孔、２６はベアリングである。。- indicates an embodiment of the present invention. Figure 1 is an overall side view of the tricycle, Figure 2 is a cross-sectional plan view of the swing arm of the tricycle, and Figure 3 is Figure 2. 3-line sectional view, 4th
The figure is a perspective view of the swing arm. :1: In the drawing, 2 is the vehicle body frame, 13 is the swing arm,
15 is a rear axle, 1 and 6 are rear wheels, 17 is a driven sprocket, 19 is a driving sprocket, 20 is a chain, 21 is a bearing holder pipe, 25 is a bearing holder, 25
a is an eccentric hole, and 26 is a bearing. .

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 前一輪とチェン駆動方式の後二輪を有する三輪車におい
て、前端を車体フレームに上下揺動自在に枢着して成る
スイングアー・λ・１の後端にパイプ材を固着し、該パ
イプ材内部に偏心孔を挿通して成るホルダ部材を挿入軽
合し、該ホルダ部材の前記偏心孔内にベアリングを介し
て後車軸を回転自在に挿通支持したことを特徴とする三
輪車のドライブチェーン調整機構。In a tricycle having one front wheel and two rear wheels of a chain drive type, a pipe material is fixed to the rear end of the swinger λ-1, which has its front end pivoted to the body frame so as to be able to swing up and down, and a pipe material is fixed to the inside of the pipe material. A drive chain adjustment mechanism for a tricycle, characterized in that a holder member is inserted through an eccentric hole, and a rear axle is rotatably inserted and supported in the eccentric hole of the holder member via a bearing.