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| Number | Title | Issue Date |
| 7341237 | Valve mechanism for a vacuum valve A valve mechanism having at least one movable valve member for sealing of a valve opening in a housing. Movements of the individual movable valve members are accomplished essentially parallelly to, and perpendicularly to, the seat surface of the valve during the ope... | 03/11/2008 |
| 7296595 | Adjustable flow rate valve A flow valve that provides for control of a fluid flow rate utilizing a first open position and a second open position. Various embodiments of a flow valve having an inlet, an outlet, and a passageway therebetween are provided that comprise a damper element pivotall... | 11/20/2007 |
| 7259908 | Arrangement of operating elements on a microscope What is described is a microscope comprising at least one rotary knob, which is rotatable about an axis of rotation, for operation of actuating elements and comprising a plurality of buttons for control of electrical components, said buttons being arranged in the re... | 08/21/2007 |
| 7111365 | Knob with decorative ring and snap on cap A multi-piece knob having a cylindrical tubular plastic body with a central hub and a peripheral wall. An annular end wall extends from the peripheral wall and terminates radially short of the central hub to define a passage into the tubular body and around the hub.... | 09/26/2006 |
| 6957800 | Valve assembly having a linear motor actuator A valve actuator assembly that is implemented in a fully-electric configuration includes two rails and an armature that is moveably disposed between, and electrically coupled to, each of the rails. The armature is configured to couple to a valve element and is movea... | 10/25/2005 |
| 6896239 | Method and apparatus for locking a valve An apparatus for locking a valve having a valve member movable between an open position and a closed position. The apparatus includes an actuator assembly, a locking base, a locking shaft, and a locking pin. The actuator assembly moves the valve member between the o... | 05/24/2005 |
| 6474621 | Water control apparatus for showers A control apparatus (10) for controlling flow of water through a shower head (21) supplied with water from conventional taps (11,12) through a water outlet (14), the control apparatus (10) including a flow valve (17) connected to the outlet (14) and opera... | 11/05/2002 |
| 6347784 | Limited-rotation valve-control knob with override A valve having a housing from which projects a stem rotatable about an axis has an actuating assembly with an abutment ring fixed on the housing, formed with an annular slot, and having an abutment projecting radially into the slot. A knob mounted on and ... | 02/19/2002 |
| 6058957 | Water saver fire hydrant Water saver fire hydrants save water by delivering their initial flow from a pilot valve to a collection of holes in the gasket faces of their hose and pumper outlet nozzles. These holes are normally closed off by the gaskets in caps and hoses, and the wa... | 05/09/2000 |
| 5329959 | Locking device A device for controlling the rotation of a valve and/or valve actuator, such device including a housing secured to said valve and actuator, hub member rotatably received by said housing, at least one stop member receiving device provided said housing, and... | 07/19/1994 |
| 5190263 | Locking mechanism for an actuator A locking mechanism for an actuator prevents the unauthorized operation of the actuator and also permits a viewer to determine whether the actuator is in a locked open, locked closed or unlocked position. The invention utilizes a clear cover guard which i... | 03/02/1993 |
| 5094265 | Apparatus for locking a valve actuating member An apparatus for locking a valve actuating member of a fluid control valve may be used to lock the valve in a closed position. The apparatus is for use with a valve wherein the valve has a valve body and wherein the valve actuating member has a top surfac... | 03/10/1992 |
| 4530485 | Valve A valve having a tubular body with a valve seat and valve member controlled by a valve operator with provisions for latching the valve operator with the valve member in partially open position utilizing a snap ring which is propped out into a groove in th... | 07/23/1985 |
| 4420044 | Flow control system A control valve for a passageway in which the valve is reciprocated toward and away from its seat by pressure within a pressure dome and pressure exteriorly of the valve housing and in which reciprocation is controlled by a J-slot capable of latching the ... | 12/13/1983 |
