Patent ID: 8939027
Filing Date: 2015-01-27
Classification: G01P

Abstract:
1. Acceleration sensor comprising: a support substrate including a fixed first substrate piece having a first support surface, a movable second substrate piece disposed next to the first substrate piece, having a second support surface, and having a width along the direction in which the first and second substrate pieces are disposed side by side being smaller than a width along the direction perpendicular to the side-by-side direction, and a hinge disposed between the first substrate piece and the second substrate piece and connected to the first and second substrate pieces; and an acceleration detection device extending along the direction perpendicular to the side-by-side direction and including an acceleration detector having a central portion that overlaps with the hinge in a plan view, a first fixed portion and a second fixed portion fixed to the first support surface and the second support surface respectively, and beams connected to the first and second fixed portions and supporting the acceleration detector, wherein the central portion is separate from the hinge.