JPS6451593U

JPS6451593U -

Info

Publication number: JPS6451593U
Application number: JP14860287U
Authority: JP
Priority date: 1987-09-28
Filing date: 1987-09-28
Publication date: 1989-03-30

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例をその使用例ととも
に示す正面図、第２図はその要部を示す正面図、
第３図はその断面図、第４図は弾性体の他の取付
け例を示す正面図、第５図はその断面図、第６，
７図は他の実施例を示す断面図である。２……ペダル、３……歯部、４……駆動鎖車、
５……後輪、６……後軸、７……従動鎖車、９…
…無端連条、１０……接合手段、１１……駆動経
路、１２……弾性体。 Fig. 1 is a front view showing an embodiment of the present invention together with an example of its use, Fig. 2 is a front view showing the main parts thereof,
Fig. 3 is a sectional view thereof, Fig. 4 is a front view showing another example of attachment of the elastic body, Fig. 5 is a sectional view thereof, Fig. 6,
FIG. 7 is a sectional view showing another embodiment. 2... Pedal, 3... Teeth, 4... Drive chain wheel,
5... Rear wheel, 6... Rear shaft, 7... Driven chain wheel, 9...
...Endless string, 10...Joining means, 11...Drive path, 12...Elastic body.

Claims

[Scope of utility model registration request]

A driving chain wheel driven by a pedal and having teeth around the periphery, and a driven chain wheel linked to a rear shaft to which a rear wheel is attached and having teeth around the periphery are connected with an endless chain that meshes with the teeth. By passing, a drive path is formed that extends from the pedal to the rear axle and has a connecting means consisting of the toothed portion and the endless string wound between the toothed portions. A bicycle drive device comprising an elastic material interposed between the above-mentioned members.