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| Number | Title | Issue Date |
| 7249609 | Yard hydrant with closure valve check valve A yard hydrant having a valve body with a valve seat and a drain port. A closure valve disposed within the valve body and engaging the valve seat. The valve body having a conduit in fluid communication with the drain port and a hollow interior of the valve body. A c... | 07/31/2007 |
| 7228868 | Fire hydrant system The present invention relates to a hydrant system that is projected over the ground while being buried in the underground. The hydrant system comprises a sluice valve connected to a water-guide tube within a manhole M, the sluice valve having a first openings/shutti... | 06/12/2007 |
| 7028712 | Skirt guided globe valve A skirt guided control valve provides streamlined flow and minimum resistance to flow in flow up and flow down conditions when the valve is open. The skirt guided control valve has a fluid inlet, a fluid outlet, a passageway disposed between the fluid inlet and flui... | 04/18/2006 |
| 6966332 | Air valve assembly for a fire hydrant An air valve assembly for a fire hydrant includes a pressure responsive valve means removably mounted at or near a top of a fire hydrant and more specifically to a fire hydrant bearing housing. The pressure responsive valve means is adapted to open when the fire hyd... | 11/22/2005 |
| 6929022 | Fire hydrant valve seat flange A fire hydrant having a valve seat flange with an integral liner. In one embodiment, the fire hydrant includes a valve seat flange disposed between a standpipe and a hydrant shoe. The valve seat flange includes a standpipe neck defining internal threads to directly ... | 08/16/2005 |
| D504546 | Canine relief station having watering outlet with internal water reservoir | 04/26/2005 |
| 5441074 | Unitized hydrant valve assembly A unitized, rubber coated valve body for a dry barrel fire hydrant. The valve body is formed to have a hollow, tapered, substantially spherical, cast iron member having a hollow center, a threaded, upwardly facing hole for attachment to a control shaft or... | 08/15/1995 |
| 5368064 | Unitized hydrant valve A unitized, rubber coated valve body for a dry barrel fire hydrant. The valve body is formed to have a hollow, tapered, substantially spherical, cast iron member having a hollow center, a threaded, upwardly facing hole for attachment to a control shaft or... | 11/29/1994 |
| 4748997 | High pressure hydrant repair apparatus and method of repair An apparatus and method of removing and replacing the main water supply valve of a high pressure hydrant without the necessity of shutting off the supply of water to the hydrant, wherein the apparatus generally comprises a hydrant adapter for interconnect... | 06/07/1988 |
| 4303223 | Valve facing for sliding valve elements or the like An improved valve facing for one member of relatively sliding gate valve members. More specifically, the improved valve facing has foamed polymeric core and an impervious and solid polymeric outer surface. This combination provides the necessary resilient... | 12/01/1981 |
| 4073307 | Valve for fire hydrants The specification discloses a fire hydrant and valve assembly therefor including a flexible, resilient compressible, fluid-impervious sealing flange or lip formed on and extending outwardly of the main valve sealing member for supplemental sealing of both... | 02/14/1978 |
| 3980096 | Fire hydrant A fire hydrant having a hydrant valve seat assembly positioned between the flanged lower end of the hydrant barrel and the flanged end of the hydrant shoe. The hydrant valve seat assembly and the hydrant valve element may be retained with the hydrant shoe... | 09/14/1976 |
| 3980097 | Fire hydrant with drain valve and backflow preventer mechanism A fire hydrant of the "dry" barrel type having an improved means of draining the barrel after the hydrant has been used and the main hydrant valve closed. The hydrant is provided with a drain passageway from the interior of the barrel above the main hydra... | 09/14/1976 |
| 3943963 | Frostproof hydrants for use in fluid handling An improved frostproof hydrant having a readily removable valve seat-valve body assembly which may be easily replaced from the nozzle end of the hydrant as a single unit or as a portion thereof without any special alignment.... | 03/16/1976 |
