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| Number | Title | Issue Date |
| 8132589 | Regulating valve for the discharge of liquid The invention concerns a regulating valve for the discharge of liquid from a container comprising a movable main valve body for opening and closing an outlet opening for the liquid to be discharged, and a movable pilot valve body for controlling the main valve body,... | 03/13/2012 |
| 7210393 | Progressive-starting unit for pneumatic systems A progressive-starting unit for pneumatic circuits comprises a line inlet and a line outlet interconnected with each other by a regulating valve that is piloted by a pneumatic piloting inlet. The piloting inlet is controlled by the outlet of a progressive-starting d... | 05/01/2007 |
| 7073771 | Porous valve assembly A valve assembly for controlling the flow of a predetermined fluid, including a tube having an open end forming an outlet port, and wherein the tube is made of a material that is porous with respect to the predetermined fluid, an outer wall forming a fluid chamber c... | 07/11/2006 |
| 6588449 | Diesel fuel shut-off device Fuel shut-off device for use in a diesel fuel tank to discontinue fuel flow to a fuel pump comprises a valve seat forming a fuel flow opening for fuel to flow from the fuel tank to the fuel pump, a fuel control valve cooperably disposed relative to the va... | 07/08/2003 |
| 6178985 | Automatic drain system An automatic drain system for removal of condensate from compressed air systems comprises a reservoir having an inlet for entry of condensate and outlet for the periodic discharge of accumulated condensate. The discharge, through a ball valve in the outle... | 01/30/2001 |
| 5983919 | Automatic drain valve An automatic drain valve for discharging accumulations of fluids and foreign materials from a fluid handling system. The drain valve (10) comprises a reservoir (14) defining a reservoir volume (15) and a thru-port (28), in fluid communication with the res... | 11/16/1999 |
| 5687754 | Automatic drain valve with internal pressure booster valve An automatic float-activated drain valve for a liquid reservoir used in the accumulation of condensable materials and other contaminants from pneumatic systems and the like. The float is connected by a flexible tether to a lever arm which opens a pilot va... | 11/18/1997 |
| 5636655 | Auto-drainage assembly An auto-drainage assembly to be inserted into a pneumatic piping system which supplies pressurized air to a pneumatically operating machine, for separating a drain liquid from the piping. The auto-drainage assembly is the type which includes a drain reser... | 06/10/1997 |
| 5626163 | Auto-drain unit In order to keep mechanisms related to opening and closing of a drain valve disc out of the influence of drain stored in a bowl, there are provided, at positions higher than a liquid level of the drain stored in the bowl, a pressure receiving member movin... | 05/06/1997 |
| 5595210 | Auto-drain unit In order to keep mechanisms related to opening and closing of a drain valve disc out of the influence of drain stored in a bowl, there are provided, at positions higher than a liquid level of the drain stored in the bowl, a pressure receiving member movin... | 01/21/1997 |
| 5533545 | Drain system This invention involves a liquid drain system with liquid entrance and exit components to be used in or with compressed air systems. The system has a reservoir to hold accumulated liquid and a float in the reservoir that will be movable with the liquid le... | 07/09/1996 |
| 5417237 | Automatic drain valve An automatic float-activated drain valve for a liquid reservoir used in the accumulation of condensable materials and other contaminants from pneumatic systems and the like. The float is connected by a flexible tether to a lever arm which opens a pilot va... | 05/23/1995 |
| 5398716 | Structure of air compressor waste drain valve An air compressor waste drain valve having an automatic drain hole and a dust collector provided respectively at the center and circumference of the inside base of the drain valve so that the moisture produced by the air compressor can be stored in the du... | 03/21/1995 |
| 5287916 | Apparatus and method for disposing liquid effluent from a liquid system An apparatus for disposing liquid effluent which has been separated from a fluid system includes a compressor for supplying a compressed fluid to the fluid system. An engine for driving the compressor has an exhaust system which vents an exhaust fluid to ... | 02/22/1994 |
| 5122167 | Free-flow gas filter assembly A gas filter assembly for filtering pressurized gas comprises a body with a gas inlet port and a gas outlet port with a central passageway extending downwardly from the inner end of the outlet port, a bowl connected to the bottom portion of the body with ... | 06/16/1992 |
| 5121767 | Automatic drain valve A drain valve including a housing engaged on a base, compressed air may flow into the housing via an inlet of the base, a casing disposed in the upper portion of the housing, a piston slidably engaged in the casing, a rod extended downward from the piston... | 06/16/1992 |
| 5103855 | Automatic condensate draining device for compressed air systems An automatic condensate draining device includes a housing which confines a condensate collecting chamber and having a base provided with a condensate discharge opening, and a condensate inlet opening in communication with the condensate collecting chambe... | 04/14/1992 |
| 5080126 | Float controlled valve A float controlled valve has a float chamber for accumulating a fluid, a pivoting float arm having a float mounted on one end thereof for fluid level determined movement within the chamber, a pivotally mounted actuator arm coupled to the float arm by a ma... | 01/14/1992 |
| 5052426 | System for pressure letdown of abrasive slurries A system and method for releasing erosive slurries from containment at high pressure without subjecting valves to highly erosive slurry flow. The system includes a pressure letdown tank disposed below the high-pressure tank, the two tanks being connected ... | 10/01/1991 |
| 5014735 | Automatic drain valve An automatic drain valve for discharging accumulations of condensables and foreign materials from a pneumatic system. The drain valve (10) comprises a reservoir (14) defining an inlet (30) and an outlet (86) for flowthrough communications with a pneumatic... | 05/14/1991 |
| 5004004 | Automatic drain valve An automatic drain valve for discharging accumulations of condensables and foreign materials from a pneumatic system. The drain valve (10) comprises as reservoir (14) defining an inlet (30) and an outlet (86) for flow-through communications with a pneumat... | 04/02/1991 |
| 4779640 | Automatic drain valve An automatic drain valve for discharging accumulations of condensables and foreign materials from a pneumatic system. The drain valve (10) comprises a reservoir (14) defining an inlet (30) and an outlet (86) for flow-through communications with a pneumati... | 10/25/1988 |
| 4765357 | Pilot operated flow control valve for hydraulic systems A scavenger system (10) for a hydraulic recirculating installation, such as may be employed with a vehicular transmission (11), which employs a sump (18) to collect the recirculating hydraulic fluid (19). The sump (18) is to be maintained essentially dry,... | 08/23/1988 |
| 4574829 | Automatic drain valve An automatic drain valve system for collecting and draining a liquid and/or contaminants within a reservoir (45A) including a level sensing float (68A). The liquid or contaminants are introduced into the reservoir through an inlet (48A) and exit the reser... | 03/11/1986 |
| 4562855 | Automatic drain valve An automatic drain valve system for collecting and draining a liquid and/or contaminants within a reservoir (148) including a level sensing float (68'). The liquid or contaminants are introduced into the reservoir through an inlet (48) and exit the reserv... | 01/07/1986 |
| 4444217 | Automatic drain trap An automatic drain system is provided for reservoirs used to accumulate water, condensables, and other foreign materials which may be present in pneumatic systems and the like. This drain system is associated with a reservoir wherein these contaminants ar... | 04/24/1984 |
| 4275755 | Steam trap A steam trap is provided having a main locking member disposed in a supply pressure chamber and cooperating with a main valve seat, a pressure chamber provided in the low pressure end and an adjustment member mounted in the pressure chamber which is respo... | 06/30/1981 |
| 4112968 | Automatic drain valve for a compressed air system A drain valve for a compressed air system automatically discharges liquid separated from system air from a container in which the separated liquid is trapped when the trapped liquid activates the drain valve. A spring biases the valve element of the drain... | 09/12/1978 |
| 4082107 | Automatic drain valve for a compressed air system A drain valve for a compressed air system automatically discharges liquid separated from system air from a container in which the separated liquid is trapped when the trapped liquid activates the drain valve. A spring biases the valve element of the drain... | 04/04/1978 |
| 4057076 | Waste water valve A valve connects a waste water producing unit to a vacuum sewer. The valve comprises a collecting chamber receiving waste water, a closing member a connection between the collecting chamber and the vacuum sewer, a pressure controlled operating device for ... | 11/08/1977 |
| 3993090 | Automatic valving device In an automatic valving device, the combination comprises a container, an exhaust valve mounted in a lower portion of the container, an arrangement for actuating the exhaust valve, a pilot valve mounted in an upper portion of the container and coupled to ... | 11/23/1976 |
| 3980457 | Pneumatic filter/separator with magnetically controlled fluid valve A fluid valve apparatus particularly for pneumatic service (air or other gases) in a filter/separator for opening and closing a valve in response to the level of liquid in a container. The apparatus includes a valve having a magnetically attractable porti... | 09/14/1976 |
| 3942499 | Carburetor improvement system and apparatus The system and apparatus herein incorporate means for effectively and significantly reducing the liquid components of the fuel mixture passing through a cylinder located between the carburetor and the intake manifold of an internal combustion engine. The ... | 03/09/1976 |
