At least, it had the lock component which is locked at three change positions, the front component for the flat module which has the operating member and the said operating member in order at the same time installs flat module and to remove and the module backing in order to install the aforementioned flat module

摘要

At the same time flat module (2) you install this invention and, being the operating member in order to remove, to connect the aforementioned flat module the end component which is prepared in order (2) you regard those of the type where (1) is provided. The control lever which time motion possibly is supported (4) at least has had one grip part (5) and the lock component (6) in this end component (1), this lock component two change positions (A and B) portable possibility and is especially sliding possible at least in between, in this case, with 1st change position (A) the control lever (4) flat module (2) is kept in installation state, with 2nd change position (B) the control lever (4) is released for outside one revolution. The operating member has had the lock component (6) is operated with 1st change position the change component which (A) (25), in this case, the lock component (6) to be movement possible in 3rd change position (C), with this 3rd change position (C), the control lever (4) to be kept in the 1st position where flat module (2) is suitable to installation state and at the same time the change component (25) being loaded and being lightened.