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WO/1998/026186A1 |
The invention relates to distributing valve for load-independent control of a hydraulic consumer with regard to direction and speed. Similar distributing valves known per se have a control valve (30) which can be axially displaced in a s...
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WO/1998/024561A1 |
A switching valve device which comprises a switching valve (A) having a spool hole (2), a switching spool (3), first and third pressure receiving chambers (12, 17) for pushing the switching spool toward a first position, and second and f...
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WO/1998/025057A2 |
A seat separating apparatus for a valve apparatus which is capable of accurately adjusting the amount of hydraulic pressure by separating a valve seat (130) from the opening/closing member (110) when opening the valve and allowing the li...
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WO/1998/017933A1 |
A wedge gate valve (10) having a valve body (12) defining a valve chamber (20) and flow passages (18, 19) and upwardly diverging circular seat surfaces (28) of circular, flat configuration and defining seat planes. A valve disk or wedge ...
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WO/1998/017934A1 |
A single-plate slider, especially a single-plate slider (10), with a sliding plate (16) and, possibly, a pipe bridge (20) which can slide inside a housing (11) in order to open or close a fluid passage (17) therein by means of an actuati...
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WO/1998/015467A1 |
A seal packing made of elastomeric material (9) for a hydraulic apparatus adapted to be inserted in a seat (3) that is recessed into one of two parts (1, 4) between which a seal is to be established and to be pushed elastically into cont...
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WO/1998/015758A1 |
There is provided a gate valve arrangement consisting of at least one sealing ring (40) defining a valve seat (40a), and having a reciprocable gate plate (47) in sealing contact with the valve seat, which effects a pressure seal in one d...
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WO/1998/014728A1 |
A plug (32) with retaining packing (7, 8, 37, 38) for a water faucet cartridge where the packing (7, 8, 37, 38) is made in one piece on both sides of the plug (32). Both the portion of the packing (7, 37) that is on one side of the plug ...
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WO/1998/012461A1 |
The invention concerns a device for sealing the surge tanks of the dust recirculation of a generator gas of a melting burner having respectively a hot dust slide valve before and after the surge tank. The hot dust slide valve consists of...
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WO/1998/001346A2 |
The container of the present invention is composed of a polymer material (76) integrated with a plurality of nanosize particles of a clay mineral (78) which act to enhance the barrier properties of the container. The polymer material may...
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WO/1998/001688A1 |
The invention relates to a valve for changing the flow direction of a fluid in conduits, which conduct the fluid to and from, respectively, a heat exchanger. Heat exchangers used in systems where the cooling water is taken from natural s...
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WO/1997/045661A1 |
A sliding valve comprising a flow line on which there may be placed a module having a flow channel that can be connected/disconnected to the flow line. In the background art, there was left a closed flow line segment which liquid when di...
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WO/1997/039245A1 |
A single proportional solenoid pressure reducing valve enables a spool to move to first and second positions with a neutral position as a boundary. A spool (3) is moved to first and second positions with a neutral position as a boundary ...
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WO/1997/038248A1 |
A bidirectional on/off spool valve (110) has circumferentially-extending through-slots (142a, b; 144a, b; 146a, b; 151a, b) in a spool (112) which are axially alignable with circumferentially-extending grooves (162, 164, 166, 168) in the...
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WO/1997/034785A1 |
A valve mechanism (40) for controlling the release of gas (52) from a pressure vessel (50) into an airbag system is disclosed. When a collision occurs, gas (52) is initially released from a pressure vessel (50). The gas (52) travels thro...
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WO/1997/035115A1 |
A control valve (10) is provided for mobile or stationary hydraulic equipment for automatically increasing or decreasing speed of a prime mover in response to operation of a hand lever to extend a hydraulic cylinder. A prime mover speed ...
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WO/1997/034097A1 |
A control valve comprises a valve body (1) including two flow channels (2, 2'); a cup-formed, steplessly turnable closure member (5); and a shaft (6) for turning the closure member. On the sides of the closure member there is at least on...
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WO/1997/032146A1 |
A flame-retardant pressure equalizing valve contains a valve body (3) that is guided in a housing (1). Under the influence of excess pressure, the valve body (3) is displaceable from a closing position into a blow-off position. The housi...
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WO/1997/031208A1 |
A valve unit for the evacuation and filling of media, especially liquids, in a system comprising a valve housing (4), at least two valve seats (15), in one of said valve seats there being housed a valve part for evacuation, and in the se...
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WO/1997/028390A1 |
The present invention relates to a flow rate control element for ducts, said control element operating based on the iris-diaphragm principle and including an annular housing comprised of a base part (3) with a cover part (4) made to fit ...
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WO/1997/024522A1 |
The invention relates to a device for exhaust gas recirculation, comprising an exhaust gas feed channel attached to an intake duct (10). The exhaust gas feed channel can be opened and closed in the intake duct via a closure member operab...
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WO/1997/024542A1 |
A valve releases fluid from a high pressure source to a low pressure receiver and includes a housing (301) having a first cavity (312), a second cavity (313), an annular interior sealing surface (318), an elastomeric ring (303), a poppet...
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WO/1997/021386A1 |
A cutoff valve for aspiration lines, particularly tracheobronchial aspiration, comprising a valve body (2) which forms a first port (3), which can be connected to an aspiration source, and a second port (4), which can be connected to a t...
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WO/1997/014901A2 |
A cartridge type valve is provided. In one embodiment, the valve has an off center inlet (23B) yet still permits a rotatable engagement between a bonnet (40B) and the side walls of the lower portion (22B) of the valve cartridge. In anoth...
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WO/1997/014938A1 |
A weighing machine includes at least one hopper, said hopper having a tubular body (11) with closing means (15) located adjacent its lower end. The closing means (15) selectively opens and closes the lower end of the tubular body and com...
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WO/1997/014899A1 |
A valve assembly (100) comprises a valve body (110) having a fluid flow passageway (112-114) in communication with the valve body cavity (116) in which is disposed a flow control member (118) for selectively closing or opening the fluid ...
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WO/1997/013074A2 |
The invention concerns an electrohydraulic control valve arrangement (10) for controlling the movement of a hydraulic motor. The control valve arrangement (10) comprises a main control valve (11), which can be actuated by the alternating...
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WO/1997/010460A1 |
In an upper section of a water valve with ceramic sealing discs (6, 7) in a housing, the housing is divided into a metal half (1), preferably of brass, containing a bearing for a spindle (3), and a plastic half (2) which contains the two...
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WO/1997/005418A1 |
A ball valve for controlling fluid flow comprises a housing (10) with a chamber (18) therein and a fluid flow passage (15) therethrough having an inlet and outlet portion (24, 26) to and from the chamber adjacent the lower end of the hou...
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WO/1997/005412A1 |
A lockout valve (10) comprises a body (12) with an inlet passage (26) and an outlet passage (28) which define a longitudinally-extending flow path through the body. A flow interrupter device (14), or slide, is mounted for transverse move...
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WO/1997/003293A1 |
A hydraulic fluid-loss control valve for preventing uncontrolled load movement in the event of a fluid loss such as from the bursting of a hose and further for allowing an operator to move the looad in a controlled way despite the fluid ...
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WO/1997/003310A1 |
A valve member (40) includes a wedge shaped obturator (42) having sealing regions (46, 48). Below dashed lines A1-A1/A2-A2, the obturator comprises a part-circular-cylindrical outer surface with the axis of the cylinder extending perpend...
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WO/1997/001807A1 |
Two flow control ceramic discs (22 and 24) for a thermostatic valve (10) has ports to adjust water flow from a closed to a full open position. Ceramic disc (24) has a contoured inlet (32) that has a wide section (92) and narrow section (...
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WO/1997/000400A1 |
A bidirectional flow control valve (10, 10', 110) has one port (30, 130) co-axial with a tubular spool (18, 118) and another port (32, 132) opening to the side of the spool (18, 118), with openings formed in the side wall of the spool (1...
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WO/1996/037699A1 |
An actuation valve (90) for a hydraulically-operated fuel injector (10) includes an actuator (92) having a plunger (98) and a spool valve (104) coupled to the plunger (98). The spool valve (104) includes a high pressure port (122) and is...
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WO/1996/035896A1 |
A power steering fluid system (10) having fluid travelling through a fluid path (12) having first (24) and second (26) directions. The system includes a fluid pump (16) positioned to pressurize fluid in the fluid path, a gear box (18) po...
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WO/1996/031719A1 |
Disclosed is a regulation disc valve with a discharging device comprising the following members: a body (1) with a detachable fixed seat (2) comprising peripheral passage apertures (3) and a central channel (13); a rotary disc valve (4) ...
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WO/1996/032001A2 |
The invention relates to a valve provided with a housing which is to be arranged in a pipe and which has arranged therein a channel and a valve body which is movable between a position opening and closing the channel. In the closing posi...
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WO/1996/029517A1 |
The invention relates to a pipe breakage safety valve with an internal servo-valve (1) having a piston (4) which in one position on a control edge (6) blocks the connection between two internal pressure unions (2, 3) of the servo-valve. ...
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WO/1996/024728A1 |
A frost-resistant hydrant includes a conduit or body tube (42') connected with a fluid source, a valve (58'), an actuator stem (300) connected with the valve, and a flow-through stem defined by a fluid passage through the valve and the a...
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WO/1996/023153A1 |
A slide valve assembly is provided especially for controlling the flow of powder materials along a duct. A closure assembly (20) is releasably attached to a valve body (12) and includes a closure member (22) reciprocally moveable between...
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WO/1996/023178A1 |
The present invention relates to an arrangement in a valve (230), especially in a regulation valve for ventilation, which valve (230) is mounted in a valve housing (201) and comprises one or more valve elements which can be moved between...
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WO/1996/020801A1 |
The invention concerns a control and closure device for a metallurgical vessel, in which device a rotor (4) for choking or blocking the flow of melt is rotatably mounted in a stator (1) disposed in a vessel wall (2). The melt can be heat...
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WO/1996/018564A2 |
An enclosed-rotor vertical-shaft rotary valve is used as an airlock to inject abrasive, fine, or sticky solids into pressurized air. The invention eliminates the effect of thermal expansion on the gap between the rotor and casing, thereb...
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WO/1996/017190A1 |
The invention concerns a flow limiter, in particular to be placed at the outlet of sanitary water appliances, with at least one choke member (1), comprising a passage (4), and with a choke slide valve (2) extending parallel to the choke ...
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WO/1996/015373A1 |
A pilot controlled servo-valve has four main flow connections (20, 22, 24, 26), an axially sliding main control piston (18) with four control edges (28', 30', 32', 34') and a front restoring spring (78) that defines a spring-centred midd...
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WO/1996/012130A1 |
A control valve comprises a valve body (10) having a flow passageway (16) comprising inlet and outlet passages (16a, 16b) extending transversely to a slide chamber (12). A plug member (24) having a flow orifice (36) is mounted for moveme...
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WO/1996/012129A1 |
A stop slide valve has a housing with a joint pipe for a flowing medium and a slide mounted inside the housing so as to move transversely to the flow direction. The slide can thus be inserted into or removed from the joint pipe in order ...
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WO/1996/007843A1 |
Gas control and dispensing assembly comprising a lower unit (1) which is mounted on a gas tank (4) and houses a regulator (10, 9) and an upper unit (5) which is mounted on the lower unit (1) by means of a threaded ring (24) and houses an...
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WO/1996/001964A1 |
A shut-off valve (1, 101) comprising a valve housing (2, 102) provided with a flow passageway (3, 103) and a shut-off member (22, 122) arranged in the housing, said member being displaceable between an open position and a closed position...
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