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6269831 |
Precision volumetric measuring and mixing apparatus
An apparatus for mixing a first liquid with at least a second liquid includes a tank having a mixing chamber to which is connected a first and a second supply line from each of a first and a second...
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5469886 |
Solenoid valve
In a solenoid valve comprising a first solenoid valve for regulating pressure and a second multifunctional solenoid valve integrated with the first solenoid valve, even if a solenoid of the first...
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5411059 |
Multiple flow rate fluid control valve assembly
A multiple flow rate fluid control valve assembly in which the mode of fluid flow is interfaced with the rate of fluid flow has a mode control valve having a switch for selectively setting the...
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5289811 |
Purge control device
A purge control device for an evaporative control system comprises a single housing having two solenoid actuated valves controlling parallel orifices leading from an inlet chamber to an exit flow...
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5102228 |
Apparatus and method for producing foamed materials
An apparatus and method for controlling the production of foamed material in which the material and foam are delivered to a mixer (12) in predetermined relative proportions. The apparatus comprises...
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5076321 |
Flow sensitive fluid shutoff safety device
A fluid shutoff device for use as a safety device to cut off the water supply to a building in the event of overly high water consumption due to a leak or break in the plumbing in the building is...
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5065794 |
Gas flow distribution system
Gas distribution system including main, lateral and loop conduits in which gas flow is continuously provided between a source of pressurized gas and venting means so that "dead space" is avoided in...
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4915123 |
Apparatus for preparing gas mixtures from constituents taken in a given proportion
An apparatus for preparing gas mixtures from constituents taken in a given proportion which incorporates sources of gas mixture constituents connected to pressure-reducing valves and to a device...
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4644968 |
Master clutch pressure and lubrication valve
Master clutch pressure and lubrication valve which consolidates both such functions or services for a power operated clutch pack, all to insure the necessary conservation of cooling lubrication oil...
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4498496 |
Mixing of gaseous substances
The apparatus comprises a distributor device having two inlets connectible to two sources for supplying the gases to be mixed and a plurality of outlets each of which is connected to a first end of...
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4347869 |
Hydraulic valve position control system for regulating smokestack exhaust pressure
A control system for regulating exhaust gas pressure in a furnace smokestack by means of three power cylinder actuated butterfly valves in the smokestack opening. An electronic control circuit...
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4207919 |
Digital fluid flow control system
An upstream fluid chamber adapted for fluid flow in a given direction is interconnected to a downstream fluid chamber by a plurality of individually actuatable digital valve elements disposed in a...
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3905653 |
Anti-lock control system with common hydraulic step-by-step valve
An anti-lock control system for the wheel brakes of a vehicle comprises an evaluation circuit responding to the rotary behavior of at least two wheels and a hydraulic step-by-step valve controlled...
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3905394 |
Flow control system
A flow control system for gases such as LPG gas, includes a gas nozzle supplied from a source of gas under pressure through at least a first conduit and a second conduit. Each conduit has therein...
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3886971 |
Apparatus for regulating the ratio of mixing of two fluid flows
An apparatus for regulating the composition of a mixture of two fluid flows or the flow rate of one fluid comprises a plurality of parallel flow resistors, such as tubes, having relative fluid...
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3830256 |
FLUID MIXING
An apparatus for mixing two or more fluids including a series of passages into each of which each fluid to be mixed can be passed at a chosen rate so that each passage can supply a chosen mixture,...
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3610274 |
FLUID LOGIC CIRCUIT
A NOR fluid logic circuit mechanism comprising an arrangement of diaphragm-controlled valves which have three inputs and which has a single output. This provides effectively a three-input NOR logic...
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3596678 |
VALVE ACTUATOR MANIFOLD FOR A RETURN FLOW OIL BURNER SYSTEM
An apparatus, for lighting-off, maintaining fire on and shutting-down one or more oil burners, having a plurality of valves independently biased in the closed direction and mounted in a base. The...
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3466004 |
INTERVAL TIMER FOR PNEUMATIC LOGIC SYSTEMS
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3351089 |
Control valve for diving apparatus
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3347473 |
Fluid manifold
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3081942 |
Digital-to-analog control system
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2999482 |
Digital fluid control system
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2966926 |
Meter flow valves
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