Patent ID: 7339855

Claim:
A mechanical timepiece comprising; an ornamental portion; and a plurality of movable units operable to expose and hide said ornamental portion, each of said plurality of movable units including: i) a divisional segment for exposing and hiding said ornamental portion by inward and outward movement; ii) a holding plate configured to hold said divisional segment in a movable manner so as to move said divisional segment in inward and outward directions; and iii) an attachment structure for attaching said divisional segment to said holding plate, said attachment structure being formed integrally with at least one of said holding plate and said divisional segment, said attachment structure including: a) engagement portions projecting from both sides of said holding plate, and b) a pair of holder members formed on a surface of said divisional segment so as to have an L-shaped cross-section with their tip portions being opposed to each other, said pair of holder members extending in a predetermined direction so as to sandwich peripheral surfaces of said engagement portions therebetween.