Patent ID: 6488321
Filing Date: 2002-12-03
Classification: B25B,F16B

Abstract:
A power sucker comprising:a sucker body including a conduit formed therein, and including an upper portion having a bore formed therein and communicating with said conduit, and including a valve seat provided in said upper portion and in said bore thereof, a handle secured to said upper portion of said sucker body, a tube including a lower portion having a piston slidably received in said bore of said sucker body, for engaging with said valve seat and for blocking said bore of said sucker body, said tube including an upper portion extended upward into said handle, means for biasing said piston of said tube to engage with said valve seat, a hand grip secured to said upper portion of said tube for pulling said tube away from said valve seat against said biasing means, and means for releasing air in said conduit of said sucker body when said piston is disengaged from said valve seat.