Breech operating mechanism null of the front door in the deferred type wheelchair bath time

摘要

PURPOSE:To enable the front door of a bathing device for a stationary type wheelchair to be easily locked and unlocked, absorb an impact at the time of closing the door, and lessen an operation force required to open the door. CONSTITUTION:The travel locus of a hook 17 having a J-groove 19 and guided with a guide shaft 20 is limited to a linear motion conversion area and a rotary motion conversion area. At the same time, two links 8 and 10 are so constituted as to have a relationship for displaying a toggle effect at the aforesaid linear motion conversion area.