abstract |
(57) [Abstract] [Problem] It is possible to easily determine whether or not a device is fixed. A latch member and a retaining member having at least one hole adapted to receive and retain the latch member in a locked position, the latch member and the retaining member being retained by the latch member. It has a latching mechanism that is of a contrasting color so that the presence of the latch member in the locked position is externally visible when locked in place by the member. |