Patent ID: 7383800
Filing Date: 2008-06-10
Classification: F01L,Y10T

Abstract:
1. An apparatus comprising: a rotary shaft formed with an external screw thread; a movable nut engaged with the rotary shaft, and arranged to move axially in accordance with rotation of the rotary shaft; and a link member swingably connected with the movable nut to transmit motion from the movable nut, the link member including first and second side portions and a connecting portion connecting the first and second side portions and forming a depressed portion in which the rotary shaft is received when the link member is in a predetermined posture, wherein the apparatus further comprises a housing in which the rotary shaft is rotatably supported, wherein the housing includes an axially extending chamber receiving the rotary shaft and extending in an axial direction of the rotary shaft, from a closed chamber end closed by a wall of the housing, to an open chamber end which is so sized as to insert a subassembly of the rotary shaft, the movable nut and the link member into the axially extending chamber from the open chamber end.