Resources Contact Us Home
Self-holding type solenoid-operated valve

Image Number 5 for United States Patent #6691740.

A self-holding type solenoid-operated valve comprises a single coil which is wound around a bobbin in one direction, a movable iron core which is disposed coaxially with a fixed iron core, a first spring which urges the movable iron core away from the fixed iron core, and an annular permanent magnet which is installed to a portion at which an end of the fixed iron core and an end of the movable iron core are opposed to one another. The annular permanent magnet partially surrounds the outer circumferential surfaces of the fixed iron core and the movable iron core.

  Recently Added Patents
Broadband optical network apparatus and method
Determining system for localization methods combination
Phase locking loop
(Meth)acrylic resin composition, imidized (meth)acrylic resin composition, and film obtained by molding them
Antenna for an automobile
Synchronization processing circuit and synchronization processing method in wireless communication system
Methods of prognosing a rheumatoid arthritis remission phenotype
  Randomly Featured Patents
Process to detect and count yarn defects having a color background and a camera
Gear operated remote control mirror and operative control
Defect detection using multiple sensors and parallel processing
Lawn bowling apparatus
Aircraft wing and aeroengine arrangement for attenuating engine noise
Method and apparatus for producing and drilling a well
Lymphocyte activation antigens and antibodies thereto
Cross arm mechanism in pushbutton tuner
Physical data layout to reduce seeks in a raid system
Rectilinear cross-sectional beam furniture, furniture design and furniture production