Patent ID: 8939821
Filing Date: 2015-01-27
Classification: B60H

Abstract:
1. A sliding door device, comprising: a frame case that includes an opening through which an air flow passes; a sliding door that is moved relative to the opening along a sliding direction to adjust an aperture ratio of the opening; a guide portion that guides a movement of the sliding door by slidably supporting left and right sides of the sliding door when the sliding door is viewed from the sliding direction; a rack gear that is provided in the sliding door; and a pinion gear that is engaged with the rack gear, wherein the sliding door is inserted into the guide portion in one direction of the sliding direction as an insertion direction when assembling the sliding door device; the rack gear includes the pinion gear includes a short tooth having a length shorter than those of the other teeth and abutting onto a tooth tip of the thick tooth positioned at a rear side of the insertion direction, from among the respective thick teeth.