PURPOSE: To mutually and easily connect both housing parts, by providing a means aligning two housing parts to a connecting device and a locking means. CONSTITUTION: Introduction guides are provided in aligning means 17, 18. Thereby, one housing part 2 is attached onto true other housing part 1 placed on a floor face in a swung suspension position. A lock member linked to the housing part 2 to mutually attract both housing parts 1, 2 at the driving position, is provided in the locking means. One housing part is brought up and the introduction guide is attached so as to fit on the other housing part placed on the floor in order to connect these two housing parts. Then, these housing parts are automatically connected to each other by manipulating the lock member.
展开▼