Patent ID: 8573082
Filing Date: 2013-11-05
Classification: F16K,Y10T

Abstract:
1. A drive cartridge, comprising an actuating mechanism, in which a spindle can be guided in a hollow cylindrical drive element between two end positions at an axial distance from another, said positions being defined by the axial length of the drive element; and a dome-shaped casing that surrounds the drive element in a non-rotatable and non-displaceable manner; wherein said drive element comprises an outer contour having a out-of-roundness profile and that the internal contour of said dome-shaped casing has a positive fit only in those areas of the drive element in which the permissible normal stress exceeds a predefined upper limit; and wherein said dome-shaped casing is constructed of a profile element adjoining the drive element and an outer skin surrounding said profile element.