Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/287
Name: Fluid handling > Hydrant type > Movable riser actuated valve > Reciprocating riser
Description: Apparatus in which reciprocating movement of the riser actuates the valve.










Sub-classes under this class:

Class Number Class Name Patents
137/288 Piston type valve 5


Patents under this class:

Patent Number Title Of Patent Date Issued
7234479 Sanitary yard hydrant Jun. 26, 2007
6899120 Yard hydrant May. 31, 2005
6047723 Positive displacement yard hydrant Apr. 11, 2000
5261441 Yard hydrant Nov. 16, 1993











 
 
  Recently Added Patents
Pet bed
Sealed, waterproof digital electronic camera system and method of fabricating same
Method and system for coordinating client and host security modules
Biological analysis arrangement and approach therefor
Conductor for transmitting electrical power
Providing a web page to a client
Laboratory spatula
  Randomly Featured Patents
Emulation devices, systems and methods utilizing state machines
Area cutting method
Water-permeable controlled atmosphere packaging device from cellophane and microporous film
Airbag sensor for airbag restraint system
Filter housing and filter assemblies utilizing the same
Heat-sensitive recording paper
Device for updating component of application software in digital broadcasting signal receiver and method thereof
Method and apparatus for providing patterning instructions in a knitting machine
Stabilized liquid persalt bleach compositions
External cardiac compression device