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| Number | Title | Issue Date |
| 7086414 | Gas bottle assembly A gas bottle assembly includes a container for containing a pressurized gas, and an operating head, the operating head including a valve member which in the absence of any demand for the gas, is positioned close to a valve seat such as to permit only a minimal flow ... | 08/08/2006 |
| 6971403 | Direct-acting pressure regulator A pressure regulator having a housing with an inlet port and an outlet port. A plug is located within the housing and dividing the housing into an upper chamber and a lower chamber, with the upper and lower chamber being connected by a vent. The plug includes a flui... | 12/06/2005 |
| 6668855 | Direct-acting pressure regulator A pressure regulator having a housing with an inlet port and an outlet port. A plug is located within the housing and dividing the housing into an upper chamber and a lower chamber, with the upper and lower chamber being connected by a vent. The plug incl... | 12/30/2003 |
| 6202682 | Pressure regulator with selector control A pressure regulator for supplying water to a poultry watering system or the like includes a control assembly for operating the pressure regulator in a normal or "on" mode, an off mode or a flush or bypass mode. A desired operating pressure is set by load... | 03/20/2001 |
| 4576195 | Cartridge type control valve with inverted J-shaped inlet duct An improved inlet duct for a cartridge type control valve which includes, a cup-like member having a bottom wall and a side wall defining the fluid transfer chamber in said control valve, is formed from a tubular member having a J-shaped configuration inv... | 03/18/1986 |
| 4135697 | Low pressure pilot valve A pressure regulator valve including a poppet type valve carried by a plate, which in turn is biased by a diaphragm of considerable area. The diaphragm plate is adjustably spaced closely to the diaphragm chamber cover plate so that movement of the valve s... | 01/23/1979 |
| 3990299 | Combined water meter and pressure regulator A fluid impervious housing having an upper cavity for a water meter and a lower cavity for pressure regulating apparatus. A removable partition separates the cavities and removal of the partition provides access to both cavities for maintenance. The press... | 11/09/1976 |
