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Document Title |
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8157243 |
Insert molded evacuation valve
An evacuation valve for a metering device for a liquid medium is disclosed. The valve includes a seal holder having a chamber formed therein and a seal. An elastomeric material fills the chamber to...
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8128062 |
Valve with self-aligning shaft seal
A valve design that enables a positive shaft seal to be obtained in an inexpensive manner by reducing the need for close tolerances heretofore required in prior art designs. This unique valve...
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8011385 |
Valve assembly and method of assembly
A valve assembly is provided that has a valve body defining first and second valve seats and a fluid chamber between the valve seats. The valve assembly includes a first valve that has an extension...
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7941922 |
Method of manufacturing a lightweight valve
A method for manufacturing a lightweight valve is provided. The lightweight valve includes a valve stem, a hollow valve cone and a valve disk closing the valve cone, the valve stem being provided...
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7905468 |
Lightweight valve
A lightweight valve (1), in particular for internal combustion engines, and a method for manufacturing the lightweight valve (1) are provided. The valve comprises a valve stem (3), a hollow valve...
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7882836 |
Diaphragm valve for a respirator
A diaphragm valve is provided, in which there is improved sealing of a closing cover (15) against the valve housing (3). The seal includes a cylindrical sealing washer (25), which is connected to...
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7862007 |
Lightweight valve
A lightweight valve (1), in particular for internal combustion engines, is provided, with a valve stem (3), with a hollow valve cone (5) and with a valve disk (7) closing the valve cone hollow...
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7556011 |
Valve structure for internal combustion
A sealing region where a valve seat and an outer peripheral surface of a enlarged diameter portion of a flare portion are contacted to each other is configured so that an end on a side opposite a...
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7503343 |
Siphonable check valve and method of making same
A check valve for connection in a fuel tank filler tube. The valve has a tubular body with a plurality of radially inwardly extending projections on the inner surface of the tubular body or...
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7481417 |
Vacuum valve
A vacuum valve comprises a conical sealing surface arranged at a valve body, a valve disk at which a conical sealing surface is arranged, and a sealing ring having a first sealing surface and a...
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7413164 |
Sealing member
A rubber (elastic substance) is attached by vulcanization and an annular sealing member 4 is formed in an annular groove 3 having a step and provided in the bottom wall of a body 2 of a valve disc...
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7395835 |
Air admittance valve
In some embodiments, an air admittance valve includes a base, a screen plate and a diaphragm engageable with the screen plate. The diaphragm may include a first center disk having a stem and a...
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7387292 |
Apparatus to connect a stem to a valve member
Apparatus to connect a stem to a valve member and, more particularly, apparatus to connect a threaded stem to a valve member of a control valve are disclosed. An example apparatus includes the...
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7337803 |
Automatic swimming pool cleaners and components thereof
Devices for cleaning vessels, especially swimming pools, are discussed. The devices may include a non-linear flow path in a gap surrounding an in-line valve. This non-linearity permits lengths of...
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7306009 |
Hydraulic control valve
A tandem hydraulic valve comprising first and second axially aligned valve spools, a valve guide slidably receiving said valve spools to control, in use, the connection between respective ports of...
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7278625 |
Metering valve
A valve device for metering a fluid for metering a urea-water solution for the aftertreatment of exhaust gases from internal combustion engines, which contains elements that flex or are compressed...
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7188731 |
Variable flexure-based fluid filter
An apparatus and method for filtering particles from a fluid comprises a fluid inlet, a fluid outlet, a variable size passage between the fluid inlet and the fluid outlet, and means for adjusting...
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7070165 |
Thermal isolator and controlled valve employing same
A thermal isolator assembly that provides rigid construction, linearly and rotationally, is presented. The thermal isolator assembly includes a collar and a sleeve that are thermally isolated one...
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6969048 |
Valve element for supplementary control valve device
The valve element is composed of a valve stem, at one of whose ends a valve head is arranged, said valve head being of concave design in the direction of the valve stem, having on the outside a...
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6899117 |
Mounting assembly and method
A mounting assembly is disclosed for mounting an object, such as a valve or a spa jet about an aperture in a wall such as a bath or shower wall. The assembly has the advantage that the object can...
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6863261 |
Valve stop
A stop (20) for a dispensing valve (10) is adapted to be moveable between a first position abutting a valve surface (28) to seal an opening (30), and a second position spaced from the surface (28)...
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6763849 |
Gas valve
In a gas valve including a valve body having an annular seal surface, of which an axis is disposed to extend in a vertical direction, and of which seal surface a diameter becomes larger toward a...
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6655658 |
Plug valve assembly and fluid flow control method with improved low pressure sealing
A plug valve and fluid control method according to which a cylindrical plug is provided in a bore of a body member and has a through passage formed therein. The plug is adapted to be rotated about...
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6354258 |
Lightweight valve
The invention relates to a hollow-stem valve for an internal combustion engine. The valve has a ratio of wall thickness to stem diameter of less than 1:3. The aim of the invention is to minimize...
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6322051 |
Elastomeric molded valve stem and spring hat
A valve comprises a valve body including a valve cavity with an inlet and an outlet. The valve body has a valve seat in the valve cavity. The valve seat has a flow passage disposed between the...
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6290205 |
Valve element and method of manufacturing the same
A valve element with a disk-shaped leaf spring carrying a movable core in a solenoid valve to open/close a valve seat. The leaf spring includes an outer peripheral ring section, a hub section...
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6152159 |
Valve assembly and method for use in delivery of molten metal
A plunger-style valve assembly for use in a launder system of a machine for casting parts made from molten aluminum or other metal comprises a valve body having a longitudinally-extending inlet...
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6152421 |
Valve body and electromagnetic control valve using the same
A valve body includes: a main body having a recess formed in a surface thereof facing a valve seat. A sealing member fills the recess of the main body. The sealing member is made of annealed...
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6098955 |
Valve arrangement for the delivery of fluids
A valve arrangement includes a valve housing and a closing element movably arranged within the housing. The housing has a cylindrical bore a lateral inlet opening, an axial outlet opening, and a...
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6089543 |
Two-piece slit valve door with molded-in-place seal for a vacuum processing system
A vacuum processing system may have a two-piece slit valve door, including a seal plate mounted on a mounting member, for closing the slit valve in a vacuum chamber. The seal plate, the piece that...
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6056270 |
Valve gasket formed of composite materials and process
A valve gasket includes a main body portion formed of an elastomeric material having a high hardness durometer. The main body portion has recesses located on its opposite sides and at least one...
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6013382 |
Apparatus and method for inhibiting the leaching of lead in water
A copper alloy plumbing fixture containing interdispersed lead particles coated non-continuously on a water contact surface to resist the leaching of lead into potable water systems. The leach...
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5899435 |
Molded rubber valve seal for use in predetermined type valves, such as, a check valve in a regenerative desiccant air dryer
A valve seal system for passageway through a valve body emerging through a first generally flat and rigid surface, having a valve member including a resilient seal with generally flat exposed...
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5899262 |
Air duct selector
In an air duct selector, a supporting member has a grid shape, and is formed with four penetration holes. Since a film member is affixed to two fitting portions which are arranged on two ends of...
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5855227 |
Quick-coupling fitting for pipes with an improved seal
A quick-coupling fitting for pipes comprises a female element and a male element that can be coupled together. The female element comprises parts that are fixed and parts that can slide between a...
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5826856 |
Tap fitting with bellows-type seal
The invention concerns a tap fitting in which the gap between the tap spindle and the spindle lead-in in the housing is sealed off by means of a bellows-type seal. The end of the seal nearest the...
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5810041 |
Pressure regulator
A pressure regulator for the first reduction stage of a two-stage aqualung. The regulator includes an inlet passage connected to a supply of breathable gases at high pressure; an outlet passage for...
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5810332 |
Valve, in particular expansion valve for refrigeration systems, and a method for the manufacture thereof
In a valve, in particular an expansion valve for refrigeration systems, at least the housing (2) and all nozzles (3, 4, 5) are deep-drawn parts of stainless steel having a carbon content of less...
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5499947 |
Method for manufacturing an air damper for use in a motor vehicle temperature control unit
A method for manufacturing an improved air damper for a motor vehicle temperature control unit includes a first machining process for injection-molding a sealing section to be formed into a hollow...
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5488971 |
Blades for isolators
A blade for an isolator, in particular for a diverter or flap isolator, which comprises a plurality of plate arms (21) to be attached to an isolator shaft (31), and a pair of plates (22),...
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5425673 |
Fire closure shutter
A fire shutter comprises a plurality of substantially planar fire plate elements each having first and second opposite edges and supported so that they are adjacent to each other and turnable about...
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5396927 |
Couplings
A self-sealing coupling comprising two coupling parts each having an obturating member which seals automatically when the coupling parts are disconnected, and a ring seal which mates in a fluid...
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5368064 |
Unitized hydrant valve
A unitized, rubber coated valve body for a dry barrel fire hydrant. The valve body is formed to have a hollow, tapered, substantially spherical, cast iron member having a hollow center, a threaded,...
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5344118 |
Solenoid valve
A solenoid valve used in a brake fluid circuit of an anti-lock braking system of an automotive vehicle. The solenoid valve comprises a plunger which is axially movable upon energizing and...
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5338002 |
Fluid conduit quick connectors with anti-spill valves
A fluid connection includes a valve which blocks flow into or out of the housing until a tube is fully received within the housing. The valve preferably has structure which is biased against the...
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5333644 |
Dual sealing valve assembly
A valve assembly is disclosed having a valve body with dual valve seats and movable valve member located in the valve body having dual sealing surfaces to bear against the two value seats. One of...
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5305985 |
Valve
An improved valve of the flapper plate type is disclosed, the valve comprising at least one flexible member for connecting the flapper plate and the arm actuating the flapper. The flexible member...
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5295502 |
Non-refillable valve
A non-refillable valve for a pressure container which includes a housing with a central passageway, which has a lower portion that is narrower than its middle portion which in turn is narrower than...
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5249775 |
Closure
A stop valve assembly comprises two closure members one for stopping substantive gas or liquid flow and the other to prevent leakage along a spindle section 33. Each member possesses a closure...
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5236176 |
Ball valve with reinforced ball
A ball valve includes a hollow ball provided with beehive-shaped reinforcing portion in the hollow ball for enhancing a strength of the hollow ball durable of compression, impact or any external...
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