Patent ID: 7584931

Claim:
A holding mechanism comprising: a member to be held including: a seat portion, a first pair of guide portions extending in parallel with each other and a second pair of guide portions extending in parallel with each other, said first and second paired guide pardons protruding from the seat portion and being perpendicular to each other, and constraint portions formed at apex positions of said first and second guide portions, respective constraint portions and said seat portion defining slits therebetween; and a holding member disposed to be movable with respect to the first and second guide portions therealong in a state restricted in a thickness direction of the first and second guide portions and adapted to hold the member to be held, said holding member including: a base portion, a pair of slide portions connected by the base portion and being passable between said constraint portions, said pair of slide portions being slidable along outer surfaces of said first paired guide portions to be inserted into said slits between respective constraint portions and the seat portion, and a lock portion extending from the base portion and between the paired slide portions in parallel with the first paired guide portions and engaged with the second paired guide portions, said lock portion being provided with an engaging portion protruding toward the member to be held at a position corresponding to either one of the second pair of guide portions.