JPH026695U

JPH026695U -

Info

Publication number: JPH026695U
Application number: JP8479488U
Authority: JP
Priority date: 1988-06-27
Filing date: 1988-06-27
Publication date: 1990-01-17

Description

[Brief explanation of drawings]

第１図は本考案の一実施例の装置を備えた自転
車の側面図、第２図はその要部拡大図、第３図は
第２図の−断面図、第４図は第１図の他の部
分の要部拡大断面図、第５図は電気回路図である
。Ｂ……自転車、Ｂ１……車体、Ｂ１１……第１
フレーム、Ｂ１２……第２フレーム、Ｂ２……前
車輪、Ｂ３……後車輪、Ｂ４……ハンドル、Ｂ５
……サドル、Ｂ６……駆動鎖車、Ｂ７……従動鎖
車、Ｂ８……チエン、１……取付フレーム−一対
、２……レバー、２ａ……支点孔、２ｂ……駆動
輪座、２ｃ……案内孔、２ｄ……ワイヤ取付部、
２ｅ……支点軸、３……駆動輪、４……モータ、
５……揺動案内棒、６……ばね−圧縮ばね、７…
…ばね受、８……押圧力調整ねじ、９ａ……ワイ
ヤ、９ｂ……案内管、９ｃ……ブラケツト、９ｄ
……軸、９ｅ……ハンドル、１０……モータ発停
信号出力部、１１……感知棒、１２……感知棒案
内、１３……ローラ、１４……当り片、１５……
位置検出器、１６……ばね。 Figure 1 is a side view of a bicycle equipped with a device according to an embodiment of the present invention, Figure 2 is an enlarged view of its main parts, Figure 3 is a cross-sectional view of Figure 2, and Figure 4 is a cross-sectional view of Figure 1. FIG. 5 is an enlarged sectional view of the main parts of other parts and an electric circuit diagram. B...Bicycle, B1...Vehicle body, B11...1st
Frame, B12...Second frame, B2...Front wheel, B3...Rear wheel, B4...Handle, B5
... Saddle, B6 ... Drive chain wheel, B7 ... Driven chain wheel, B8 ... Chain, 1 ... Mounting frame - pair, 2 ... Lever, 2a ... Fulcrum hole, 2b ... Drive wheel seat, 2c ...Guide hole, 2d...Wire attachment part,
2e...Fully shaft, 3...Drive wheel, 4...Motor,
5... Swinging guide rod, 6... Spring-compression spring, 7...
...Spring receiver, 8...Pushing force adjustment screw, 9a...Wire, 9b...Guide tube, 9c...Bracket, 9d
...Axis, 9e...Handle, 10...Motor start/stop signal output section, 11...Sensing rod, 12...Sensing rod guide, 13...Roller, 14...Block piece, 15...
Position detector, 16... spring.

Claims

[Scope of utility model registration request]

A drive wheel that is attached to the rear part of a bicycle body and can come into contact with and separate from the rear wheel via a spring, a motor that rotates the drive wheel, and an operation section that controls the contact and separation of the drive wheel with the rear wheel. and a sensing rod guided to the horizontal frame of the vehicle body, the upper end of which is engaged with the upper side of the bicycle drive chain loop so that the chain is raised when the chain is loaded and lowered when the chain is unloaded; A bicycle characterized in that it includes a position detector provided on the horizontal frame so as to be activated, and a storage battery that sends current to the motor so as to rotate the drive wheel in response to a signal from the position detector. Auxiliary drive.