Resources Contact Us Home
Browse by Category: Main > Engineering
Class Information
Number: 137/614.15
Name: Fluid handling > Systems > Flow path with serial valves and/or closures > Common actuator > Opposed screw
Description: Systems in which the valve heads are simultaneously moved toward or away from oppositely directed seats by a common actuator through a right and left hand screw relationship.

Patents under this class:

Patent Number Title Of Patent Date Issued
5370359 Manual seal coupler Dec. 6, 1994

  Recently Added Patents
Particulate filter with hydrogen sulphide block function
Systems and methods for processing telephone calls
Card reader device
Flexible circuit routing
Translation system adapted for query translation via a reranking framework
Battery module
Spectral measurement device
  Randomly Featured Patents
Can end with recessed center panel formed downwardly from coin
Immunoglobulin having a reduced complement fixation, a process for its preparation and agents containing this immunoglobulin
Exhauster fan systems
Uniform-pressure press apparatus
Antenna switch with ESD isolation
Printed circuit board with optimized mounting holes and alignment pins
Smooth spouted disposable lid for a cup
Margin hole punch locking apparatus
Manufacture of overlayed product with phenol-formaldehyde barrier for polyisocyanate binder
Anionic polymers containing N-vinyl-pyrrolidone or other vinyl amides as scale inhibitors for preventing or reducing calcium phosphate and other scales