Patent ID: 9188141
Filing Date: 2015-11-17
Classification: B25B,F02F,F15B

Abstract:
1. A cylinder device, having a force multiplier, comprising (i) an output rod ( 2 ) inserted in a housing ( 1 ) so as to be movable axially, (ii) a first piston ( 21 ) coupled to the output rod ( 2 ) in the housing ( 1 ), (iii) a second piston ( 22 ) inserted in the housing ( 1 ) radially outside of the output rod ( 2 ) so as to be movable axially, and (iv) the force multiplier ( 36 ) causing an axial force acting on the second piston ( 22 ) to be subjected to force multiplication so as to be transmitted to a transmitting portion ( 37 ) of the output rod ( 2 ), the force multiplier ( a wedge space ( engaging members (