Patent ID: 6196243
Filing Date: 2001-03-06
Classification: A45B

Abstract:
An automatic umbrella control mechanism comprising:a socket, said socket comprising a receiving chamber, a longitudinal sliding groove inside said receiving chamber, a transverse pivot disposed inside said receiving chamber at a top side, a hook turned about said transverse pivot, a torsional spring mounted on said transverse pivot and connected to said hook to force said hook in one direction;a compression spring mounted in the receiving chamber inside said socket;a receptacle supported on said compression spring inside said socket, said receptacle comprising a tubular bottom flange coupled to said compression spring; anda tube inserted through said receptacle and said compression spring inside said socket, said tube comprising a transverse side hole near a top end thereof, two vertically spaced elongated holes of different lengths disposed opposite to said transverse side hole, a pressure spring fastened to said elongated holes.