Patent ID: 7735802
Filing Date: 2010-06-15
Classification: F24F,F25D,Y10T

Abstract:
1. A damper device comprising: a frame which is provided with an opening part; a baffle which is turnably supported on the frame to abut with the opening part and move away from the opening part; a drive unit for turnably driving the baffle to open and close the opening part for opening and closing a passage structured to pass fluid; the drive unit comprising: wherein the output member which passes through the output hole part is engaged with the baffle through the engagement part; and the engagement part is located apart from a first moving extended axis which is formed by movement of the output member penetrating through the output hole part; wherein the wall part is structured by using a housing in which the driving part is held; at least a part of the output member is structured to be adjacent to an inner wall of the housing; a linear guide part which is engaged with at least a part of the output member is formed on the inner wall of the housing so that the linear guide part guides the output member to move linearly; the turning axial line of the baffle is located on or in a vicinity of the first moving extended axis of the output member; and a width of the drive unit is set to be within a width of the frame in a direction where a second moving extended axis which is formed by movement of the engagement part is apart from and parallel to the first moving extended axis of the output member.