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4203459 |
Controlling mechanism for sprinkler system
Automatic valve for controlling the passage of an in-feed pressure fluid to be delivered in predetermined quantities into one receiver. After delivery of the predetermined quantity, the flow to the...
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4176687 |
Hollow spool valve
A high capacity direct acting three-way bistable power operated valve is connected to control operation of an hydraulically operated magazine sprinkler control valve. The three-way bistable valve...
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4168719 |
Gas control unit for a burner
A gas control device for controlling the gas supply to the burner of a domestic hot water boiler has two main valves arranged in series in the gas flow path so as when closed to define a chamber...
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4165762 |
Latching valve
A valve is operated between open and closed positions by respective solenoids. The valve is latched in each of the open and closed positions by a snap disc mounted in a position fixed relative to...
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4159026 |
Solenoid operated pilot valve
In a Solenoid Operated Pilot Valve, the solenoid plunger serves as a valving element blocking the flow of pilot fluid through orifices disposed at opposite ends of the plunger movement with the...
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4114648 |
Double acting electromagnetic valve
A double acting electromagnetic valve is composed of a tubular main body internally having a valve chamber, a pair of magnetic cores each having a concentric polar arrangement thereby to provide an...
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4111230 |
Servo-controlled valve
A servo-controlled valve comprises two valve clacks cooperating with respective seats and mounted on a rod axially movable between two stable positions. Movement of the rod from one stable position...
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4108205 |
Valve arrangement
A valve arrangement for amplifying the effect of the application or removal of atmospheric pressure upon a fluid pressure responsive actuator element such as a pneumatic cylinder or bellows...
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4085775 |
Three port valve construction and method of making the same
A three port valve construction having a onepiece plastic valve housing body provided with a stepped cylindrical opening through one end thereof that defines a pair of spaced annular shoulders, the...
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4074701 |
Fluidic switch
Fluidic switch with a switch housing having two housing halves and two actuating chambers separated by an actuating membrane having at its circumferential margin a sealing bolster substantially...
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4068829 |
Head for mixing and discharging at least two ingredients
A head for mixing and discharging at least two ingredients comprising distributor valves to mix the products, each valve having a stem associated with a lever pivoted to be controlled by a rod...
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4052998 |
Three way cock for filter press plates
A three way cock for filter press plates comprising a cock body defining a cylinder portion, a foot portion extending parallel to the cylinder portion, for applying the cock to the side of the...
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4044743 |
Cannister purge valve assembly
A cannister purge valve assembly for a vehicle emissions control system is disclosed which includes a housing defining a chamber which is divided into a pair of sections by a diaphragm carried by...
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4043525 |
Variable orificing device
A store carrier for mounting a jettisonable store on a vehicle such as an aircraft and for releasing the store with ejective force applied at forward and aft locations by thrusters actuated by...
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4026464 |
Dual function thermal valve
An improved, dual function, thermal valve assembly has three ports and two passages connecting these three ports to a common chamber. The assembly employs two thermally responsive actuating members...
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4002370 |
Valve assembly for exhaust system
A valve assembly for an exhaust system of a dump vehicle having a chassis supporting an operator's cab and a pivoted material-handling body. The valve assembly is carried by the chassis and adapted...
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3996964 |
Control apparatus particularly for a plurality of compressor bleed valves of a gas turbine engine
Control apparatus for programmed control of a plurality of gas turbine engine compressor air bleed valves in response to a plurality of control input signals representing engine operating...
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3983909 |
Three-way solenoid valve
A three way solenoid valve comprising a housing which contains a cylindrical cavity around which an electric coil is disposed. Two seats extend perpendicularly relative to the cavity axis and are...
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3971412 |
Quick acting valves
A quick-acting isolating valve including a valve body having a fixed seat defining an opening through which fluid may flow and co-acting therewith a movable head carried on a stem which is provided...
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3961644 |
Flat seat valve, in particular, for the control of fuel metering devices
A flat seat valve for the control of flowing media is described, which valve comprises a control membrane, clamped in fixedly in the valve housing as a movable valve member which is actuated by a...
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3960321 |
Temperature responsive valve
A temperature responsive valve having a series of three ports and a specially shaped valve stem and valve seat arrangement wherein the valve stem of the arrangement is connected to a thermostatic...
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3952774 |
Electrically operated mini-valve
There is here provided an electrically operated valve primarily for the control of a pressurized gas, such as air, and particularly adapted for manufacture in very small units. The electrical...
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3949777 |
Valve construction and system utilizing the same
A three-way changeover valve construction having a housing means provided with an inlet and a pair of outlets. A pair of valve seats are carried by the housing for respectively controlling fluid...
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3937253 |
Multiple fluid dispensing apparatus
An apparatus for simultaneously, separately dispensing a multiple of fluids. The apparatus includes a chamber with a plurality of fluid inlets and a fluid outlet corresponding to each fluid inlet....
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3934613 |
Pneumatically operated pilot relay and system and diverting relay construction utilizing the same or the like
A pneumatically operated pilot relay having an outlet for sending a pneumatic pilot output when the pilot relay receives a pneumatic signal of a certain magnitude, the pilot relay having a selector...
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3934600 |
Lubricant system
Liquid lubricant dispensing apparatus employing a solenoid plunger valve in a recirculated lubricant conduit, the valve being operable to temporarily uncover a valve seat leading to a capillary...
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3929160 |
Differential pressure operated pilot relay and system and diverting relay construction utilizing the same or the like
A differential pressure operated pilot relay having an outlet for sending a pneumatic pilot output when the pilot relay receives a pneumatic signal of a certain magnitude, the pilot relay having a...
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3925980 |
Control apparatus particularly for a plurality of compressor bleed valves of gas turbine engine
Control apparatus for programmed control of a plurality of gas turbine engine compressor air bleed valves in response to a plurality of control input signals representing engine operating...
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3924651 |
Metering or injection element
The present invention relates to an injection element, especially a three-way metering valve for plastic molding machines, comprising an injection nozzle which opens into a mixing chamber, a return...
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3902526 |
Control valve for a fluid pressure system
This invention relates to a control poppet valve assembly wherein the outer poppets are precisely adjustable with respect to the spacing from the central poppet thus enabling the use of bevelled...
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3888457 |
High or low pressure control device
A pilot control for controlling the opening or closing of a controlled flow conduit in response to pressure variations in such flow conduit. Such pilot control including resilient biasing means...
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3869858 |
Exhaust gas purifying system for motor vehicles
An exhaust gas purifying system for motor vehicles includes a flow control valve which is operable in response to a warmup condition, acceleration condition, or other operating condition of the...
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3868969 |
MULTIWAY VALVE
A multiway valve has a bore in the housing connected to the outside by passages, Valve seats are located in the bore between the passages. A valve spindle is mounted for movement in the bore and...
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3860033 |
FLOW DIVERTING APPARATUS AND METHOD
Apparatus for selectively diverting flow in either one of at least two flow paths without making use of customary conventional valves. Such diverters may be incorporated in various systems, such as...
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3858607 |
THREE-WAY, TWO-POSITION DIVERTER VALVE
A three-way, two-position diverter valve used to direct inlet flow through one of two outlets, as desired, in which the valve member is substantially balanced to permit high differential pressure...
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3856044 |
PNEUMATICALLY OPERATED DIVERTING RELAY CONSTRUCTION AND SYSTEM UTILIZING THE SAME OR THE LIKE
A pneumatically operated diverting relay construction having first and second pilot relays and a diverting valve operatively associated together, the first pilot relay causing the diverting valve...
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3851664 |
VALVES
A valve assembly comprising at least two valves each having a chamber provided with inlet and outlet ports. Each chamber accommodates a movable plate-like valve member to control flow through the...
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3850200 |
VALVE ARRANGEMENT FOR INTRODUCING BACK WASH AIR IN FILTERS FOR AIR OR GAS CLEANING
Valve arrangement for introducing wash air in a shock-like manner in filters for air or gas cleaning, comprising a filter air valve and a wash air valve of which in principle one is open when the...
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3835646 |
AIR FLOW CONTROL UNIT
In a system for delivering air from an air pump to an exhaust system for an internal combustion engine, an air flow control unit has pressure relief and anti-backfire valves which divert some or...
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3823556 |
CHANGE-OVER VALVE ASSEMBLY FOR A GAS PASSAGEWAY
This invention relates to a change-over valve assembly for a gas passageway. Said valve assembly comprises a pair of openings formed in a valve casing in positions symmetrical with each other for...
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3822724 |
FAST ACTING DISC VALVE
A small fast acting solenoid operated disc valve having a free fluid accelerated disc triggered by a solenoid plunger in response to an over voltage D.C. short duration pulse. The resulting valve...
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3818981 |
VALVE CONSTRUCTION AND SYSTEM UTILIZING THE SAME
A three-way changeover valve construction having a housing means provided with an inlet and a pair of outlets. A pair of valve seats are carried by the housing for respectively controlling fluid...
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3809123 |
ONE- AND SURPLUS-WAY MAGNETIC VALVE WITH PERMANENT MAGNET AND CONTROLS BY PULSES
A magnet-valve device comprising a housing constructed of a non-magnetic material, said housing having an outlet tube and a pair of opposed inlet tubes, said housing containing at least one...
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3779280 |
CONTROL VALVE FOR CONTAMINANT-LADEN GASES
A control valve for directing the flow of gases which may contain substantial amounts of powder, granular material, or other contaminants, comprising a housing defining two transfer chambers; both...
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3777783 |
VALVE AND METHOD OF MAKING THE SAME
A double seat valve having a valve body formed of conductive metal with a relatively thin-wall top portion forming the side wall of an open ended cavity, and a bottom portion having a chamber...
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3774628 |
PRESSURE REGULATOR
A pressure regulator for accurately regulating fluid pressure at extremely low levels, such as .300 psi, is disclosed. The pressure regulator accurately regulates fluid pressure above an ambient or...
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3762443 |
RESILIENT FLUID CONTROL VALVE
A valve for controlling the flow of pressurized fluid having a valve body including a plurality of fluid entrance and emission ports opening into a confined cavity. A valve spool is held captive in...
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3722798 |
COMBINED AERATOR-SPRAY ASSEMBLY
There is disclosed herein a swinging spray assembly including both aerator and spray devices. A push button valve is provided to divert water through either an aerator or through openings around...
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3709244 |
FREE FOIL FLOW CONTROL DEVICE
The invention provides a fluid flow control valve having a chamber with one inlet and at least one outlet and a movable plate or foil movable within the chamber to open and close the outlet or...
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3683961 |
VALVES
A method whereby the distribution device of a valve constituted by a train of valve-discs mounted on a common valve-stem is put in a preferential position, this position being attained by utilizing...
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