Resources Contact Us Home
Pressure-responsive valve

Image Number 5 for United States Patent #4620648.

A pressure-responsive valve exhibiting unusual restoring force includes an elastically deformable diaphragm having a plurality of non-intersecting, non-meeting, separate arcuate slits, each slit having a base which is intersected by at least one other slit, and each slit being out of intersecting relation with its own base.

  Recently Added Patents
Visual indicator of online backup
Controlling ring-back tone output prior to a communication connection in mobile terminal
Light-emitting device
Semiconductor fin device and method for forming the same using high tilt angle implant
Method and system for an integrated host PCI I/O bridge and dual port gigabit ethernet controller
Imaging device, method and computer readable medium
Image erasing apparatus and recording medium conveying method for image erasing apparatus
  Randomly Featured Patents
Fabrication method for a dual damascene structure
System for supplying molten metal, container and a vehicle
Method for longitudinal stretch of a parison to be blow molded
Liquid crystal display
Watch having a photograph display
Panel and driving controlling method
Method, system and machine accessible medium of a reconnect mechanism in a distributed system (cluster-wide reconnect mechanism)
Instant coffee containing packet and method of forming
Torque sensor
Process of three dimensional lithography in amorphous polymers