JPS60193882U

JPS60193882U - A one-wheeled bicycle that runs on both hands and feet

Info

Publication number: JPS60193882U
Application number: JP8205484U
Authority: JP
Inventors: 上井　正行
Original assignee: Individual
Current assignee: Individual
Priority date: 1984-06-02
Filing date: 1984-06-02
Publication date: 1985-12-24

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) [Summary] 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]

第１図は正面図、第２図は左側面図、第３図は右側面図
、第４図は各回転部の断面図、第５図はＢ、　Ｃ回転軸
とＡ回転軸の関係図。１・・・・・・車体、２．２ａ・
・・手動クランク、３，３ａ、３ｂ・・・大プーリ、４
，４ａ複列小プーリ、４　ｂ、、、小プーリ、５゜５’
・・・足踏クランク、６，６ａ、６ｂ・・・■型ベルト
、７・・・車輪、７ａ・・・車輪軸部、８・・・サドル
、９・・・サドル支柱、１０．ｉｆ・・・取付金具。Figure 1 is a front view, Figure 2 is a left side view, Figure 3 is a right side view, Figure 4 is a sectional view of each rotating part, and Figure 5 is a diagram of the relationship between the B and C rotation axes and the A rotation axis. . 1... Vehicle body, 2.2a.
...Manual crank, 3, 3a, 3b...Large pulley, 4
, 4a double-row small pulley, 4b, , small pulley, 5°5'
... Foot crank, 6, 6a, 6b... ■ type belt, 7... Wheel, 7a... Wheel shaft portion, 8... Saddle, 9... Saddle support, 10. if...Mounting bracket.

Claims

【実用新案登録請求の範囲】車輪を狭んだ２重３角形車体１の上端Ｂに、２．２°、
３から成る手動クランクを軸受を介して取り付ける。車体１の下端Ｃに７．　７ａ＝　　４ｂから成る車輪を
軸受を介して取り付け、車輪軸部７′″の内筒部に車輪
と同軸心７．　５．　５°　３ｂから成る足踏みクラン
クが軸受を介して取り付けられている。手動クランク軸心Ｂと、車輪軸心または足踏みクランク
軸心Ｃを底辺とする、２等辺３角形の高さの線上を移動
し、適当な位置に固定できる４゜４ａ、　　３ａから成
る空転軸Ａを設置する。以上の構成において、手動クランクの犬プーリと空転軸
の複列小プーリ、足踏みクランクの大プーリと空転軸の
複列小プーリ、足踏みクランクの大プーリと空転軸の複
列小プーリ、空転軸の大プーリと車輪駆動用小プーリの
各間に、すべて同サイズの３本の■型ベルト６．６’、
６ｂをそれぞれ装着して成る、倍速駆動機構付の両手足
で走行する１輪自転車。[Scope of claim for utility model registration] At the upper end B of the double triangular vehicle body 1 with narrow wheels, 2.2°
A manual crank consisting of 3 parts is attached via a bearing. 7. At the lower end C of the vehicle body 1. A wheel consisting of 7a = 4b is attached via a bearing, and a foot crank consisting of 7.5. An idle shaft A consisting of 4° 4a and 3a that can be moved on the height line of an isosceles triangle whose base is the crank axis B and the wheel axis or foot crank axis C and fixed at an appropriate position. In the above configuration, the dog pulley of the manual crank and the double-row small pulley of the idling shaft, the large pulley of the foot crank and the double-row small pulley of the idling shaft, the large pulley of the foot crank and the double-row small pulley of the idling shaft, Between the large pulley of the idling shaft and the small pulley for driving the wheels, there are three ■-shaped belts 6.6', all of the same size.
A one-wheeled bicycle that runs on both hands and feet with a double-speed drive mechanism, each equipped with a 6b.