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Class Information
Number: 137/294
Name: Fluid handling > Hydrant type > With casing
Description: Apparatus combined with an external enclosure for the riser, valve casing or valve actuator or for a part thereof.










Sub-classes under this class:

Class Number Class Name Patents
137/296 Cap, cover or hood 86
137/295 Flush with ground or pavement surface 7
137/297 With heater 8


Patents under this class:

Patent Number Title Of Patent Date Issued
8511335 Heat transfer reduction apparatus Aug. 20, 2013
8006713 Aviation fueling hydrant coupler with internal actuating collar lock Aug. 30, 2011
7650900 System to support and service yard hydrants Jan. 26, 2010
7617835 Hydrant assist kit Nov. 17, 2009
7588049 Polymeric fire hydrant Sep. 15, 2009
7228868 Fire hydrant system Jun. 12, 2007
6901950 Fire hydrant locking device Jun. 7, 2005
6684900 Installation device for yard hydrant Feb. 3, 2004
5899222 Ball valve control system May. 4, 1999
5303961 System for ensuring ready access to fire hydrant without sacrificing adjacent parking space for motor vehicles Apr. 19, 1994
5121772 Wet barrel fire hydrant with improved flow capability Jun. 16, 1992
4538416 Method and apparatus for valve motor actuation of a displacer-expander refrigerator Sep. 3, 1985











 
 
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