JPH0450029U

JPH0450029U -

Info

Publication number: JPH0450029U
Application number: JP1990091988U
Authority: JP
Priority date: 1990-08-31
Filing date: 1990-08-31
Publication date: 1992-04-27

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す側面図、第
２図は要部平面図、第３図は補助輪の部分断面正
面図、第４図は第３図の模式説明図、第５図、第
６図、第７図、第８図及び第９図Ａ，Ｂ，Ｃはそ
れぞれ作用説明図である。３……椅子、４……主輪、５，６……補助輪、
７，８……アーム、９……シヤーシ、１１ａ，１
６，３５，３６……シリンダーロツド、１２，１
５，３７，３８……シリンダーチユーブ、１３…
…油圧装置、１８……電動モーター、１９……減
速機、２１，２２，２７，２８，３１，３２……
スプロケツト、２５，２６……エンドレスチエー
ン、３９……バツテリー。 Fig. 1 is a side view showing an embodiment of this invention, Fig. 2 is a plan view of the main part, Fig. 3 is a partially sectional front view of the auxiliary wheel, Fig. 4 is a schematic explanatory view of Fig. 3, and Fig. 5 is a side view showing an embodiment of the invention. 6, 7, 8, and 9 A, B, and C are action explanatory diagrams, respectively. 3...chair, 4...main wheel, 5,6...auxiliary wheel,
7, 8... Arm, 9... Chassis, 11a, 1
6, 35, 36...Cylinder rod, 12, 1
5, 37, 38... cylinder tube, 13...
...Hydraulic system, 18...Electric motor, 19...Reducer, 21, 22, 27, 28, 31, 32...
Sprocket, 25, 26...endless chain, 39...battery.

Claims

[Scope of utility model registration request]

A chassis that can change and adjust the vehicle width, a pair of main wheels rotatably supported on the left and right sides of the chassis, auxiliary wheels rotatably supported on the front and rear of the main wheels, and the auxiliary wheels. Consisting of a moving means that independently raises and lowers the front and rear wheels, a chair mounted on a chassis so as to be adjustable up and down, and a pair of drive means that rotates the main wheel and the auxiliary wheels independently and simultaneously on both sides. An electric wheelchair featuring