| 摘要 |
PROBLEM TO BE SOLVED: To provide an operation device capable of simplifying a structure thereof and saving space therein. ! SOLUTION: An operation device 100 includes the following which are incorporated inside a body 1: a belt member 24 or belt members 33 with protrusions driven by the operation of an operator in a bottom operation opening part 11 and in side operation opening parts 12; pulley members (a first pulley member 23, a second pulley member 32, and a third pulley member 42) which include at least two fulcrum parts (a first fulcrum part 231, a second fulcrum part 232 and a third fulcrum part 233; a fourth fulcrum part 321 and a fifth fulcrum part 322; and a sixth fulcrum part 421 and a seventh fulcrum part 422) around which the belt member 24 or the belt members 33 with protrusions are wound; and a plurality of belt type operation mechanisms(a first belt type operation mechanism 2, a second belt type operation mechanism 3, and a third belt type operation mechanism 4) which control a controlled m |
