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Class 137/565.37 - Fluid sump


Subclass of Class 137 - Fluid handling
Definition: Subject matter including pit, depression, or reservoir serving
No. of patents: 44
Last issue date: 02/14/2012


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NumberTitleIssue Date
8113237System for controlling fluid level in a sump
A system for controlling the level of hydraulic fluid between a first and second sump in a transmission includes a valve assembly located within the first sump. The valve assembly includes a valve that is moveable between two positions. The valve assembly includes f...
02/14/2012
7549442Intake for vertical wet pit pump
A pump intake apparatus for directing fluid flow to a pump. The pump intake assembly includes a pump intake column having a pump bell and a pump intake pit. The intake pit includes an upper intake pit encircling the pump intake column and has a tapered inner surface...
06/23/2009
7325653Thermally compensated standpipe assembly for automatic transmission oil fill
A standpipe assembly for installation in the fluid sump of a vehicular transmission includes a two-piece fill pipe, a drain nut, a drain plug and a thermal actuator. The fill pipe includes a first tube having a first end secured in a flow passage formed in the drain...
02/05/2008
7316243Fluid delivery system
A fluid delivery system includes a fluid storage vessel that feeds a first pipe work loop having a first pump that urges fluid through the first loop at a first pressure and which returns to the vessel. At least one pipe work branch is fed from the storage vessel or...
01/08/2008
7255730Fluid deceleration/de-aeration device
A fluid deceleration device is provided for a hydraulic system having a housing forming a sump, and a valve unit having an outlet port through which hydraulic fluid is expelled for communication to the sump. The fluid deceleration device includes an elongated tilted...
08/14/2007
7207748Water collection and distribution system for yard maintenance
A water collection and distribution system for yard maintenance includes a buried reservoir for collecting water from the roof of a structure and a submersed pump in the reservoir for supplying contained water to a pressurized manifold having outlets available for y...
04/24/2007
7055546Fluid intake pressure regulating system
A fluid intake pressure regulating system of this invention maintains the pressure of fluid entering a pump below a preselected level for avoiding undesirably high fluid discharge pressure exiting the pump. ...
06/06/2006
6776185Grounded jet pump assembly for fuel system
A grounded jet pump assembly for a fuel system of a vehicle includes a fuel reservoir and a grounded fuel component disposed in the fuel reservoir. The grounded jet pump assembly also includes a jet pump having an outlet extending into the fuel reservoir and a groun...
08/17/2004
6739999Fluid recovery system for an automatic transmission unit
A fluid recovery system for an automatic transmission unit of a vehicle, provided with a tank containing a fluid, a hydraulic circuit receiving this fluid from the tank, an electrovalve unit supplied by the hydraulic circuit and adapted to control actuator units in ...
05/25/2004
6679279Fluidic valve having a bi-phase valve element
A fluidic valve (125, 300, 500, 900, 1000, 1100, 1200, 1300) switches a state of flow of a fluid in a fluid communication channel of a fluid guiding structure (505). Heating a bi-phase valve element (515, 1065, 1215) causes a change a state of the bi-phas...
01/20/2004
6536468Whirlpool reduction cap
A whirlpool reduction cap. The cap for redirecting fluid flow towards an exit port or drain in a vessel comprises a top solid surface area greater than or equal to the area of the exit port, a base connected to the exit port, a side wall positioned betwee...
03/25/2003
6491060Controlled sewage sump network system
A sewage system comprising a network of sewage sumps that temporarily store sewage produced in a dwelling or other structure, each of said sumps preferably comprising a computer controller for operating a pump in the sump such that the sewage collected in...
12/10/2002
6460562Dual tank simultaneous fill system
A fuel tank system for a vehicle, the fuel tank system having multiple independent tanks fluidly connected to a single fuel filling port on the vehicle, and a T-connector for directing the fuel to the multiple tanks. The fuel filling port is fluidly conne...
10/08/2002
6405748Trailer and fuel tank assembly
A trailer and fuel tank assembly are disclosed. The fuel tank preferably forms the body of the trailer. The fuel tank may include a recess in the top surface for receiving the motor and/or pump, which may lower the pump closer to the ground to increase th...
06/18/2002
6386231Valve assembly which simulates a hand pump
Hand operated, functional pump systems to pump fresh water from a hose connection or permanent connection comprise novel flow control mechanisms wherein the principal embodiment utilizes a piston rod, piston head arrangement sliding within a cylindrical j...
05/14/2002
6378554Controlled sewage sump network system
A sewage system comprising a network of sewage sumps that temporarily store sewage produced in a dwelling or other structure, each of said sumps preferably comprising a computer controller for operating a pump in the sump such that the sewage collected in...
04/30/2002
6371158Hydraulic system sump standpipe
A hydraulic system having a standpipe in a sump with ports on the side of the standpipe and one smaller port on the top of the standpipe. The majority of the oil flows into the standpipe through the side ports thereby reducing the downward suction and flo...
04/16/2002
6345644Device for preventing pipeline freezing
A device for preventing freezing of a pipeline has a pipe bringable into contact with the pipeline and having a supply branch and a return branch, a container for accommodating a heating medium, a unit for supplying the heating medium into the supply bran...
02/12/2002
6302144Vehicle fuel system
A vehicle fuel system has an electronic control module received within a fuel tank to send data to and receive data from the electronic control unit (ECU) for the vehicle engine and other vehicle control systems, to provide an electronic control of the ve...
10/16/2001
6286545Power steering fluid reservoir
A reservoir for power steering fluid includes an upright housing that forms an upper interior space for storage of a reserve fluid supply, and a lower interior space containing a fluid filter. Fluid connectors are provided for causing fluid to flow in a c...
09/11/2001
6260577System for the transfer of reactive resins components from a remote source to the point of application
The dispensing assembly for transferring at least two liquid components from a remote source to a metering device and for replenishing component accumulators independently of whether the unit is metering or not, comprises a metering device for at least tw...
07/17/2001
6220283Low silhouette power steering fluid reservoir
A reservoir for power steering fluid includes an upright housing that forms an upper interior space for storage of a reserve fluid supply, and a lower interior space containing a fluid filter.* Fluid connectors are provided** for causing fluid to flow in ...
04/24/2001
6176260Fuel tank with incorporated deformable reservoir
A fuel tank for a motor vehicle, comprising a tank body with a smaller reservoir which is arranged therein and which is inserted into the tank body through a closable opening in the wall thereof, and joined thereto. The reservoir is deformable at least in...
01/23/2001
6176133Fuel sending unit having a fuel filter combined with a fuel float
A fuel sending unit assembly includes a pump for pumping fuel from a storage system to a combustion system, a float for measuring the level of fuel remaining in the storage system, and a filter for preventing debris contained in the fuel from entering the...
01/23/2001
6142179Feed and filtering system for liquid media such as fuels
Apparatus for feeding fuel to an engine is disclosed including a storage tank and a supply tank, the storage tank having a substantially greater volume than the supply tank, a filter, a first conduit for feeding the fuel from the storage tank to the filte...
11/07/2000
6129108Fluid delivering system
A fluid delivering system receives a fluid from a supplying device, transfers the fluid to an operational device and then dumps the used fluid into an extraction device. The fluid delivering system has a main pipeline system and at least a secondary pipel...
10/10/2000
6125883Floor mounted double containment low profile sump pump assembly
A floor mounted sump pump assembly for pumping particulate laden dirty coolant discharged by a floor mounted machine tool station includes a sump tank having a cylindrical wall spaced around a central axis and an inclined bottom with a central lower regio...
10/03/2000
6116266Liquid collection tray
An improved open topped vessel (10) for receiving and containing a liquid, substantially made from plastics, comprises a housing having an upper wall (11) defining a catchment area with a well (17) at its lowermost point; a sump (19) remote from the well ...
09/12/2000
6029707Water handling system
A water handling system including a black water drain line for draining a black water tank including an operator controlled slide valve in such line; a grey water drain line for draining a grey water tank including an operator controlled slide valve in su...
02/29/2000
5996620Liquid dispenser and control system
A liquid dispenser and control system includes a base member having an intake cavity with an axis for orientation in an upward direction, the intake cavity being sealingly mateable with a mouth opening of a replaceable liquid container which, when mated w...
12/07/1999
5593596System and method for collecting cutting fluid liquid and chips
A system and method are disclosed for collecting cutting fluid and chips from a number of machine tools and includes a series of sumps each collecting chips and fluid at a particular machine tool, and a central sealed collection tank drawing from all of t...
01/14/1997
5498105Drainage water pumping station and method for operating the same
A plural drainage pumps PH are disposed on the high floor gradation state at the circular shape. A plural drainage pumps PL are disposed on the low floor gradation state at the circular shape. The drainage pump PH disposed on the high floor gradation is i...
03/12/1996
5466380Sump system and method for collecting liquid to be filtered
A sump system and method for collecting liquid from a number of locations includes a series of sumps each collecting liquid at a particular location, and a central sealed collection tank drawing liquid from all of the sumps by overhead draw pipes. A singl...
11/14/1995
5307840Ink tank/pump system
In order to facilitate the transfer and utilization of a tank of ink in a printing facility, an ink tank/pump system includes a plurality of ink tanks each adapted to accommodate a pump for supplying a press with ink from the tank. The system also include...
05/03/1994
5234286Underground water reservoir
An underground water storage reservoir has a molded tank of attachable upper and lower bodies, the bodies being of common geometry nestable for storage and transportation prior to installation, the installed reservoir co-acting with a precipitation receiv...
08/10/1993
5056552High temperature recirculating chemical bath construction
A chemical bath for immersing articles such as integrated circuit wafers in a hot flow of etchant or other liquid includes a liquid receptacle with a first compartment for receiving the articles and a second compartment which acts as sump and further incl...
10/15/1991
5054519Recirculating chemical bath with inflow and self balancing outflow
A chemical bath in which batches of integrated circuit wafers or other articles are immersed in hot liquid chemical during manufacture has a processing vessel, an adjacent sump vessel and a trough which carries overflow from the processing vessel to the s...
10/08/1991
5014737Quartz integrated trough/sump recirculating filtered high-purity chemical bath
A recirculating chemical bath arrangement includes a quartz process tank, and a sump chamber disposed directly adjacent to the process tank. A trough extends about the top portion of the outer walls of the process tank, the trough being inclined to cause ...
05/14/1991
5010920Device for emptying water from a dishwasher
A device for a dishwasher comprising a tub with a bottom (10) which is provided with a sump (11) for collecting liquid circulating in the tub. When the machine is emptied, the liquid is distributed from the sump to the inlet side of a sewage pump (20) fro...
04/30/1991
4804990Automatic liquid feed and circulation system for a photographic film processor
A replenishment and recirculation system for photographic processing fluids includes a number of tanks of which at least one is divided into first and second sections by a wall having a top edge which is submerged below the surface of the fluid. Processin...
02/14/1989
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