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7584939 |
Surge flushing device for wastewater channels and the like
A surge flushing device for wastewater systems and the like includes a wastewater channel having an arc-shaped wall portion, as well as a flushing blade element having a marginal portion thereof...
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7559337 |
Retractable float for a ballcock valve
A collapsible floating apparatus for controlling a valve includes a floating device and a collapsible lever. The collapsible lever includes a first member rotatably coupled to the valve, and a...
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7243675 |
Drop tube segments adapted for use with a liquid reservoir
A drop tube segment is adapted for use with a liquid reservoir. The drop tube segment includes a conduit with an end portion and a sidewall including a sidewall portion at least partially defining...
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7213610 |
Drop tube segments adapted for use with a liquid reservoir and methods
Drop tube segments are provided. Each drop tube segment may be attached to another drop tube segment of a drop tube assembly. The drop tube segments include a wall with a fastener receiving...
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6886589 |
Float valve
The float valve ( 11 ) controls water level e.g. in an associated plant pot. A housing ( 21 ) has a water inlet ( 25 ) with an inlet port ( 26 ), a float ( 31 ) able to rise and fall with the level...
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6523564 |
Above ground overfill valve
An aboveground tank auto-limiter is provided for preventing the overflow of fluid via storage tanks. The auto-limiter includes a valve assembly insertable downward through the top of a fill pipe of...
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6354323 |
Liquid level controller
An improved liquid level controller is shown having a pneumatic pilot assembly located outside the main controller housing. A filter housing is also located outside the main housing. The controller...
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6123099 |
Pinch tube tank level control valve with snap-action shutoff
A liquid level control apparatus for a flush tank includes an upstanding fill tube integral at its upper end with a valve housing carrying a flexible resilient pinch tube valve member. The valve...
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5839465 |
Above-ground tank auto-limiter
An above-ground tank auto-limiter is provided for preventing the overflow of fluid in storage tanks. The auto-limiter includes a valve assembly insertible downward through the top of a fill pipe of...
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5755257 |
Retention gate
A retention gate (20) is pivotable about a horizontal pivot shaft (22) mounted near the gate's upper edge and is located behind the overflow sill (14) of a storage drainage opening (12), said...
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5522415 |
Automatic shut-off valve for liquid storage tanks and method of installation
An automatic shut-off valve assembly for controlling the fill level in liquid storage tanks, sized to fit through existing filler pipes, includes a tubular body having a flow-blocking diverter...
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5426990 |
Over-center toggle linkage valve actuating mechanism with adjustable tension spring preloading
A toggle linkage over-center mechanism employs first and second solid, metal links having facing axial ends pivoted to each other for pivoting about a first axis, the first link is pivotably...
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5396921 |
Fluid-flow controlling apparatus
A fluid-flow controlling apparatus having a fluid-flow stopping state and a fluid-flowing state, wherein the valve body can be held positively at a determined position thereby to prevent any fluid...
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5386844 |
Float actuated combination air and vacuum valve
A combination air and vacuum valve comprises a valve body (20) including a fluid inlet (25) and gas outlet (26), a valve poppet (8) guided to open and close said outlet (26), a float (19) and rod...
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5385697 |
Carburetor float and method of forming same
A carburetor float (10) having a body portion (12) with at least one divider wall (26, 27) formed therein, a lid (4) for closing off the top of the body portion and for sealing the interior chamber...
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5351713 |
Effect-enhancing structure for rinsing a flush toilet
An effect-enhancing structure for rinsing a flush toilet includes a plurality of sets of a water-supply device and a floating ball, a trunk duct conducting water into a water case, a distributing...
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5230361 |
Snap action toggle valve actuator assembly
A snap action toggle valve actuator assembly for use in a fluid holding tank. Movement of a float or other movable actuating element causes pivotal movement of pivot arm, which compresses a spring....
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5174345 |
Drop tubes and overfill valves therefor
A drop tube employed in the discharge of fuel into a storage tank of the type having an inlet, riser pipe is described. The drop tube a tubular member and an overfill valve. The overfill valve...
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5080126 |
Float controlled valve
A float controlled valve has a float chamber for accumulating a fluid, a pivoting float arm having a float mounted on one end thereof for fluid level determined movement within the chamber, a...
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5031655 |
Self-locking vent valve
A plate (42) is mounted to the outer flange (12) of a standpipe (10). A valve element (96) and a float (68) are mounted on the plate (42) to pivot about fixed axes A 1 , A 2 , respectively. A...
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4986320 |
Drop tube having an overfill valve
A drop tube employed in the discharge of fuel into a storage tank of the type having an inlet, riser pipe is described. The drop tube a tubular member and an overfill valve. The overfill valve...
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4901753 |
Float assembly valve
A valve assembly of non-metallic construction which requires no tools for disassembly and servicing. A plunger provided with longitudinal channels is activated by a double arm yoke which is acted...
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RE32870 |
Sewer relief valve
An improved sewer relief valve which is vandal-proof and automatically opens responsive to a back flow of sewage and drain water within a plumbing system.
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4781210 |
Replacement inlet valve assembly for a toilet tank
A replacement inlet valve assembly for use in a toilet tank now having an inlet valve with a water inlet on the side. This invention has a ballcock-operated inlet flush valve with a bottom inlet...
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4646780 |
Toilet tank float valve assembly
There is disclosed a float valve assembly of the type especially well suited to control the flow of inlet water to a toilet tank having a lavatory defined by its cover. The invention relates in...
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4540016 |
Flow-control system with pressure-responsive valve
A system for maintaining a predetermined average liquid level in a pool comprises a pilot valve responsive to a float in the pool and a main valve controlled by the pilot valve to unblock a...
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4311162 |
Inverted bucket steam trap
An inverted bucket steam trap having a two lever (30, 34) linkage mechanism between the bucket (18) and the valve member (28) which engages a valve seat (26) through which condensate is discharged....
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4295488 |
Diaphragm and ball valve
A remote-control valve having at least a two-part housing with a pressure inlet and adjacent outlet in one part, and which valve is opened and closed by a flexible continuous impermeable diaphragm...
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4230145 |
Fluid control valve
Disclosed herein is a pressure activated fluid control system particularly adapted for use as a flushing mechanism for toilets of the water tank type. This system includes a push button actuated...
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4230142 |
Vent/vacuum breaker float valve assembly
A vent/vacuum breaker float valve assembly is provided which includes a float sub-assembly that moves a seal into engagement with a vent port seat when liquid enters the body of the valve to seal...
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4192341 |
Drain trap valve mechanism
A float actuated valve mechanism for automatically removing a predetermined amount of accumulated liquid condensate from a sump area of a gas pressurized drain trap or the like so as to regulate...
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4114641 |
Sewage relief valve
A sewage relief valve includes a cylindrical housing mounted on the upper end of an upper end of a riser connected to a sewer line, the housing includes a cylindrical through-bore with the upper...
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3994029 |
Fluid control system
Described herein is a pressure activated fluid control system particularly adapted for use as a flushing mechanism for toilets of the water tank type. The system includes a push-button actuated...
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3982557 |
Fluid valve with float actuator
A fluid flow control valve for automatic fluid level control in a reservoir is provided having a valve chamber with axially aligned inlet and outlet orifices, a valve closure element disposed in...
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3965903 |
Suction bottle assembly
A suction bottle assembly for effecting drainage from a patient. The assembly has a float, which is responsive to the level of drainage in the bottle, that is connected to the cover by a preferably...
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3916945 |
Float operated valve
A pivotally mounted valve for closing or exposing a conduit end through which a liquid moves either from or into said conduit when the valve is in an open position. The float which is responsive to...
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3835882 |
FLOAT VALVE ASSEMBLY
The valve assembly is of an all plastic construction and requires no tools for normal disassembly and service purposes. A valve plunger having a replaceable and reversible seat member is actuated...
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3599659 |
AIR RELEASE VALVE
A valve casing includes a top plate which provides a release orifice and a lower inlet aperture communicating with pressurized liquid from which entrained air is to be released. A metallic float...
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3459214 |
FLOAT CONTROLLED METERING AND SHUTOFF VALVE
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3406711 |
Float controlled valves
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3401717 |
Ballcock float control means
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3363643 |
Float operated valve
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3330292 |
Air line filter and drain float assembly therefor
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3324878 |
Float valve
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3199526 |
Float operated separator
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3196899 |
Feed control devices
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3188010 |
Lubricator having valve, conduit and atomizer juncture means
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3185173 |
Float valve
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3185134 |
Valve means for waterers and the like
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3055387 |
Intermittent flow device
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