PURPOSE: To efficiently perform installation work in a site.
CONSTITUTION: A connector 3 is fixed to the side 1B of a frame 1 constituting an installation framebody 11 and a cutout 15 is arranged a preset distance from the end of the N connector 3 to form the first engagement 10. In the other hand, the second engagement 9 formed on the frame 5 of a connection frame body is provided with a protrusion 13 corresponding to the cutout 15 when inserted into the connector 3. The protrusion 13 constitutes an engagement mechanism 16, which is protruded in a normal state and put in contact with the first engagement 10 located above the cutout 15 to lock the second engagement 9 to the connector 3 in the state that the second engagement is engaged with the connector 3.
MATSUDA HARUMOTO
ISHIDA HIROSHI
ISHIDA INDASUTORI KK