Patent ID: 6788893
Filing Date: 2004-09-07
Classification: G03B

Abstract:
A moving member holding device that holds at a first position a moving member that makes a movement between the first position and a second position relative to a fixed member, comprising:an engaging member provided at one of the moving member and the fixed member and having an engaging portion; and a holding member provided at another one of the moving member and the fixed member where the engaging member is not provided, which holds the moving member at the first position by being engaged with the engaging portion of the engaging member, wherein: a position of the engaging portion of the engaging member changes along a direction in which the moving member makes the movement between the first position and the second position as the engaging member moves for adjustment; the first position at which the moving member is held is adjusted to move along the direction in which the moving member makes the movement between the first position and the second position as the position of the engaging portion changes; and a direction in which the engaging member moves for adjustment and the direction of the movement of the moving member are different from each other.