WHEELCHAIR

Provided is a wheelchair which has high rigidity of a left side portion, and moves a thigh bottom portion to be inclined at quick timing as much as possible when a back bottom portion is inclined and moved. The wheelchair (2) comprises: a wheelchair body unit (16); a front wheel (19) and a rear whee...

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Bibliographic Details
Main Authors TSUKADA SHOHEI, KUME YOHEI, KAWAKAMI HIDEO
Format Patent
LanguageEnglish
Korean
Published 22.09.2017
Subjects
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Summary:Provided is a wheelchair which has high rigidity of a left side portion, and moves a thigh bottom portion to be inclined at quick timing as much as possible when a back bottom portion is inclined and moved. The wheelchair (2) comprises: a wheelchair body unit (16); a front wheel (19) and a rear wheel (21) to move the wheelchair body unit (16); a back bottom portion (18a) supported by the wheelchair body unit (16), and connected to be mutually inclined and moved; a left side portion (18) having a waist bottom portion (18b), a thigh bottom portion (18c), and a calf bottom portion (18d); an electric actuator (26) enabling the back bottom portion (18a) to be inclined and moved with respect to the wheelchair body unit (16); a first link apparatus (28) moving the thigh bottom portion (18c) and the calf bottom portion (18d), and composed of a quarto link apparatus; and a second link apparatus (30) moving the back bottom portion (18a) and the thigh bottom portion (18c). 좌면부의 강성을 높게 유지하면서, 등 보텀부의 경사 운동 동작 시에 가능한 한 빠른 타이밍에 대퇴 보텀부를 경사 운동시킬 수 있는 휠체어를 제공한다. 휠체어(2)는, 휠체어 본체부(16)와, 휠체어 본체부(16)를 이동시키기 위한 전륜(19) 및 후륜(21)과, 휠체어 본체부(16)에 지지되며, 서로 경사 운동 가능하게 연결된 등 보텀부(18a), 허리 보텀부(18b), 대퇴 보텀부(18c) 및 종아리 보텀부(18d)를 갖는 좌면부(18)와, 등 보텀부(18a)를 휠체어 본체부(16)에 대해 경사 운동시키는 전동 액추에이터(26)와, 대퇴 보텀부(18c)와 종아리 보텀부(18d)를 움직이며, 4절 링크 기구로 구성된 제 1 링크 기구(28)와, 등 보텀부(18a)와 대퇴 보텀부(18c)를 움직이는 제 2 링크 기구(30)를 구비한다.
Bibliography:Application Number: KR20170012456