Patent ID: 6145797
Filing Date: 2000-11-14
Classification: E05D,E05Y,F16M,Y10S,Y10T

Abstract:
A lock device for securing at an arbitrary revolution angle a supported body revolvably supported by a support, comprising:a revolution shaft;a torsion spring into which said revolution shaft is inserted in an intimately contacting state, said torsion spring having a free end side and a fixed end,a holding member for attachment to the support or supported body so as to hold said revolution shaft rotatably and having an engaging part engaged with the fixed end of said torsion spring;a stopper member secured to said revolution shaft the free end side of said torsion spring for preventing the fixed end of said torsion spring from coming off of said engaging part; andan interlocked rotating member disposed rotatably on said revolution shaft between said stopper member and the free end of said torsion spring so as to abut to and rotate together with the free end of the torsion spring when the supported body is revolved in a reverse direction relative to the winding direction of said torsion spring.