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
Node and wireless sensor network comprising the node
Electrical terminal
Out-of-order load/store queue structure
Methods and compositions for inhibiting progression to chronic cardiac failure
Video stabilization
Avalanche photodiodes having accurate and reproductible amplification layer
Suspension with flexure having laminated structure and bonding pads on opposing surfaces thereof, and head gimbal assembly and disk drive unit with the same
  Randomly Featured Patents
Low grade material axle shaft
Accordion nozzle
Clutch disc with plural friction dampers
Inverter connection terminal with cables attached to parts of the terminal projecting from upper and lower surfaces of a plate
Sphingolipids and a process thereto
Ion selection apparatus and method
Turbo vacuum pump
Method for controlling the supply of fuel for an internal combustion engine
Base for an electric heater and method of manufacture
Method for forming words