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Class Information
Number: 137/381
Name: Fluid handling > With casing, support, protector or static constructional installations > Guards and shields > Sanitary covers or shields
Description: Guards and shields which comprise (1) a cylindrical or conical member attached to the spout of the fluent material device to prevent contamination of the spout either during or after the flow of fluent material; or (2) a movable shield that covers the outlet area or spout when not in use.










Patents under this class:

Patent Number Title Of Patent Date Issued
8627845 Directional conduit guide support Jan. 14, 2014
8479762 Self covering fluid dispensing apparatus Jul. 9, 2013
7900649 Sanitary single-lever mixer Mar. 8, 2011
7032616 Gas and liquid storage tank dome shell protective cover Apr. 25, 2006
6749080 Underground utility housing Jun. 15, 2004
6530576 Protective closure Mar. 11, 2003
6223768 Dust cover May. 1, 2001
6070582 Suction control valve Jun. 6, 2000
6068020 Gas line safety device May. 30, 2000
5975432 Spray nozzle Nov. 2, 1999
5678597 Closure arrangement for a toilet system with a closed collection tank Oct. 21, 1997
5678596 Retractable garden hose apparatus Oct. 21, 1997
5597010 Safety cap for fluid valve Jan. 28, 1997
5474104 Refueling check valve for compressed natural gas powered vehicles Dec. 12, 1995
5417247 Bleed screw cap for hydraulic equipment May. 23, 1995
5404901 Apparatus for fluid transfer Apr. 11, 1995
5337780 Suction control valve Aug. 16, 1994
5144972 Stopcock with a protective assembly Sep. 8, 1992
5123441 Apparatus for fluid transfer Jun. 23, 1992
5042525 Regulator hanger Aug. 27, 1991
5033501 Fire hydrant cap and actuating tool therefor Jul. 23, 1991
4993450 Cover for outside pipe assembly Feb. 19, 1991
4932433 Mechanism to cover and protect the internal operating parts of faucets operated by a single bidirectional control lever Jun. 12, 1990
4842443 Spill containment device Jun. 27, 1989
4834140 Brake bleeder valve May. 30, 1989
4762440 Spill containment device Aug. 9, 1988
4630638 Rotating cap, screen and mounting means for protecting air metering valve Dec. 23, 1986
4590967 Gladhand with built-in dirt protection plug May. 27, 1986
4533115 Gladhand with dirt protection plug Aug. 6, 1985
4491147 Fillbox for storage tank inlet Jan. 1, 1985
4445530 Corrosion protector for wheel brake assembly bleeder valve May. 1, 1984
4408631 Wedge-type tap for the sterile sampling of liquids Oct. 11, 1983
4307748 Sealing devices for bleed screws Dec. 29, 1981
4301828 Protective cover device Nov. 24, 1981
4256055 Milk valve cover guard Mar. 17, 1981
4114640 Drain valve Sep. 19, 1978
4109673 Combination gladhand and shutoff cock Aug. 29, 1978
3967810 Pipeline inlet valve Jul. 6, 1976











 
 
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