Patent ID: 7320456
Filing Date: 2008-01-22
Classification: F16K,Y10T

Abstract:
1. A valve device comprising: a valve block provided with a valve receiving chamber having a communication opening portion for communicating with an inflow hole and an outflow hole for fluid; a valve element incorporated in said valve receiving chamber, moved to a closing position for closing said communication opening portion and an opening position for opening said communication opening portion, and provided with a valve magnet; a driving means for moving a driving magnet along a path between an approaching position, where the valve element is driven to one of said opening position and said closing position by making said driving magnet approach said valve magnet, and a separating position where said driving magnet is made to separate from said valve magnet; and a stationary magnetic member made of ferromagnetic material provided in said valve block adjacent to said path between said approaching position and said separating position and attracting said valve magnet to drive said valve element to the other of said opening position and said closing position when said driving magnet is moved to the separating position.