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WO/1999/061275A1 |
The invention concerns a device for ventilating a motor vehicle fuel tank comprising a chamber (24) communicating with the tank and, through a top outlet (30), with a discharge duct (28), and wherein the device comprises, inside the cham...
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WO/1999/061826A1 |
An improved automatic bleeding valve for hydraulic systems comprising: an outer body (1), a cover (5), a float (11) provided with an inclined surface (13) for acting onto the stem (15) of a valve head member (17), a spring (25) for press...
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WO/1999/056045A1 |
The invention concerns a differential relief valve for flexible sea line comprising: a valve body (1) including an upper part communicating externally through at least one upper communication passage (25) and a lower part communicating w...
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WO/1999/043973A1 |
A valve (10) comprises a unitary valve housing (12), a valve stem (26) disposed in the housing having a lower portion (32) with a recess for a gasket (46). The valve stem further having a recess in its base for receiving an incompressibl...
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WO/1999/031968A1 |
The invention refers to a device (8) which is arranged to permit an air flow from an environment to an inner space (3) of a member (1). The device (8) comprises a passage through a wall section (2a) of said member (1). The wall section (...
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WO/1999/008290A1 |
The invention seeks to provide an improved method for producing umbrella-type insulators comprising a core which is configured as a full body or a hollow cavity and umbrellas connected thereto, whereby problem-free de-moulding of said um...
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WO/1999/008291A1 |
The aim of the invention is to provide an improved ventilation valve (8), especially for ventilating a mould (5) in the production of umbrella type insulators (1), so that harmful deformation of the moulded body can be avoided during rem...
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WO/1999/006303A1 |
There is provided a valve for an eorosol container for dispensing a suspension or solution of a substance in a liquid propellant contained therein. The valve comprises a valve body (1) defining an aperture, a seal (9) mounted at the aper...
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WO/1999/002907A1 |
The present invention relates to a check valve for connection nipples or fluid ducts which is mainly intended for vehicle refuelling. The check valve comprises a valve body (1) having a fluid passage (10) formed therethrough which is tig...
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WO/1998/052400A2 |
The invention relates to an improved valve of the double block and bleed type construction wherein a pair of independently and externally actuable ball valves are provided as a contigency measure within the valve to prevent catastrophic ...
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WO/1998/050717A1 |
An apparatus (410) is provided for controlling discharge of fuel vapor from within a vehicle fuel tank (14). Apparatus (410) includes a valve container (28) with an inlet (32), and outlet (126), and a chamber (52), a valve member (50) fo...
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WO/1998/048203A1 |
A container has a wall which defines a space for holding a fluid and a sealing device (4) connected to the wall. The sealing device (4) comprises a coupling member (10) having a seat (11) and a channel (12) which gives access to the spac...
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WO/1998/045631A1 |
A suction and exhaust valve, and more particularly a convenient suction and exhaust valve, which eliminates a partial pressure causing a valve disc to be sucked to a valve port, and simultaneously meets requirements of making a float lig...
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WO/1998/029321A1 |
Valve for an aerosol container for dispensing a suspension of a substance in a liquid propellant contained therein. The valve comprises a valve body (1) having at least one orifice (16) to allow a quantity of the suspension to pass from ...
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WO/1998/021151A1 |
A diffuser for aerating a fluid, and particularly for aeration in waste water treatment tanks, is formed in an elongate configuration by manufacturing a base plate (1) from an extrusion cut to the desired length. A perforated elastomeric...
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WO/1998/016767A1 |
A flange (2) with a circular cylindrical opening (4) is provided in an inflation valve (1) for a container with non-rigid walls which is to be air-pressurised, said flange (2) being secured to the container. A filling nozzle (6) communic...
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WO/1998/015761A1 |
An improved apparatus and method for calibrating a float-type vent valve (20) for use in an automobile fuel tank (10). The valve (20) is provided with a calibration plate (24a) in the lower end thereof below the float (22a), the calibrat...
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WO/1998/011370A1 |
The invention concerns a valve for a vessel, into which a liquid is filled, and from which a liquid is drained off, with a float (3) that has substantially the form of a cylindrical tube sealed at one end (4), that can move back and fort...
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WO/1998/009071A1 |
Known pressure control valves for motor vehicles are composed of many single parts that require a great deal of effort to assemble. According to the invention the stop piece (10, 10a, 10b, 10c) is injection-moulded onto the housing (4, 4...
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WO/1998/002080A1 |
A bleed valve (30) for introducing bled fluid to a mainstream fluid flowing through apparatus (16) across which a pressure differential occurs, characterised in that the bleed valve (30) is adapted to open so as to bleed fluid into the m...
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WO/1997/049632A1 |
A valve assembly comprising a rigid mounting (14) and a valve member (15) located in an opening in the mounting wherein an annular part (16) of the mounting around the opening provides a first valve seat (21) on one side thereof and a se...
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WO/1997/047510A1 |
In order to reduce the amount of air trapped in hydraulic assisted steering systems (1), a communication (13, 14) is established between the area of the oil expanding volume (8, 10, 11), which is the top area in the mounted position, and...
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WO/1997/041373A1 |
The description relates to a valve for liquids, consisting of a valve housing (10) and a valve body (13) which is guided in the housing, where there is at least one catch (16) into which the valve body (13) engages and which can hold the...
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WO/1997/021023A1 |
A fluid container draining device (10) for use in draining a fluid container, such as an oil filter (12) in a controlled manner. It has a drill bit (14) with a sharpened tip (16) and exterior channels (20) on its shaft (18) extending fro...
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WO/1997/012150A1 |
In an electromagnetically actuated directional valve, the armature chambers are connected to the connection of the operating agent source (15) via an input throttle (16, 17) and to the tank connection (12, 13) via a discharge throttle (7...
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WO/1997/007354A1 |
The control valve has a flap valve (13) biassed to an open position by a spring (14). The degree of opening is set by a set screw (15) engaged against a surface (29) on the flap valve (13). Adjustment of the set screw (15) enables contro...
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WO/1997/006973A1 |
An over filling interdiction valve, fitted within a fluid tank (3), the valve comprising a housing (1) furnished with a first fluid inlet (7) at a bottom end thereof and a first fluid outlet (15) at top end thereof, a float member (21) l...
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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/1997/005415A1 |
The invention calls for an optical fibre made of a material which is optically denser than gas to be fitted between an optical transmitter (9) and an opto-electric receiver (11), at least one external surface of the optical fibre being d...
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WO/1996/015370A1 |
The invention concerns a pump (10) for metering liquids out of a tank (18) into a delivery line (11), the pump having, fitted on the output side, an air-purge device (12) which is designed to separate off gas, in particular air, entraine...
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WO/1996/006294A1 |
An onboard vapor recovery system for a vehicle fuel system having a fuel tank (10), a filler neck (12) dynamically sealed by high pressure fuel flow from a filler nozzle, and a vapor recovery apparatus such as a carbon canister (18). The...
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WO/1995/034778A1 |
This proportioner (10) is used in conjunction with a water supply connector (12) to provide a fluid mixing device for water and liquid detergent. The proportioner (10) includes a valve body (20) providing an inlet nozzle (14) and an air ...
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WO/1995/013473A1 |
Described is a liquid-metering pump with a pump chamber (2) whose volume increases during the aspiration stroke and decreases during the compression stroke and at whose upper end an air-vent valve assembly (15) is fitted. The aim of the ...
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WO/1995/006216A1 |
The invention concerns a venting device with a housing (10, 12) which can be connected to the liquid system to be vented and with a float (20) which is constrained to move in the housing (10) and which actuates, by means of an actuation ...
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WO/1995/006215A1 |
An anti-syphon valve comprises a base pipe (26) having inlet (12) and outlet (18) legs and a valve seat, disposed at the top of the base pipe (26) within a valve stem post, which can be rotated selectively to block the inlet leg (12) or ...
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WO/1995/003085A1 |
A pressure-responsive control valve (10) is especially useful to control aspiration of fluids from a patient during a surgical procedure. The control valve (10) includes features which control the aspiration suction level communicated to...
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WO/1995/001828A1 |
A dehumidifier used to remove moisture from a sealed container by isolating a ventilation passage, which is provided in the sealed container, in a plurality of stages by water-vapor permeable waterproof films so that the interior of the ...
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WO/1994/018480A1 |
The invention relates to an air bleed cock with a movable float (12) in a valve housing (10) having a lever system (14) which has a valve plate (38) to open and close an outlet (22), said plate acting together with an energy accumulator,...
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WO/1994/013408A1 |
A top fitting and closure cap (30) for a fluid container (not shown) includes a dip tube (31), pump (32), valves (37, 40) and discharge nozzle (33), whereby operation of trigger (34) draws fluid from the container up tube (31) and into c...
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WO/1994/013990A1 |
A push-to-connect coupler (20) including an interlocking three-way valve (26) that enables coupling and uncoupling with respect to a mating nipple (21) only when the coupler is in a vent mode. The coupler is characterized by a unique int...
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WO/1994/008163A1 |
The invention concerns a valve (1) designed to allow air to pass into evacuated chambers, enclosures, etc., the valve having a seat (3) and an obturator (4). In order to ensure that the air passes in rapidly and silently without valve ma...
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WO/1994/003746A1 |
A bi-directional vent and overpressure relief valve is disclosed including a housing (12) enclosing a regulator member (30). The regulator member is biased into contact with a wall of the housing to prevent flow of gasses through the hou...
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WO/1994/001705A1 |
Apparatus (10) comprises housing (12) mounted in aperture (18) in a fuel tank and valve (48) movable in housing (12) between a position blocking flow of fuel vapor from the fuel tank through the housing and a venting position allowing fl...
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WO/1994/001321A1 |
An apparatus (10) is provided for preventing the spillage of fuel into the water or onto a marine vessel when filling a fuel tank (14) on the vessel. A vent line (20) is coupled between the fuel tank (14) and a vent port (22) of the vess...
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WO/1993/014366A1 |
An apparatus (20, 120, 220) is provided for controlling discharge of fuel vapors from a vehicle fuel tank having a filler neck. The apparatus (20, 120, 220) comprises a housing (24, 124, 224) defining an interior region (26, 126, 226), t...
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WO/1993/005325A1 |
The invention is directed to an automatic, float-operated vent valve, especially intended for mounting in direct association with a radiator or a conduit in a hot water circulation system, having a housing (2) with a float chamber, at le...
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WO/1992/013220A1 |
Venting equipment comprising a housing (119) containing a main valve (51) opening upwardly to control gaseous and/or vaporous medium flow into the housing and a secondary valve (117) controlling medium flow out of the housing has the mai...
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WO/1992/009942A1 |
An appliance (10) for disinfecting contact lenses (24) wherein the lenses are disposed within a disinfecting solution (28) which liberates gas (A) during the disinfecting action, includes a container body (12) for immersion of the lenses...
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WO/1992/009753A1 |
To prevent surface water penetrating into a shaft, the invention calls for a cap (5) with a hollow body (9) made of watertight material to be fitted over the end of the shaft, the cavity in the hollow body (9) being joined via ducts (11)...
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WO/1992/003207A1 |
A vent line separator (30) having a housing (34) defining an interior chamber (44) having a flow diverter (132) positioned therein that separates liquid and gas and a by-pass valve assembly (106) that permits gas to be vented to the atmo...
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