Bizarre Patents
Dining Table Having Integral Dishwasher
A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.
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| Number | Title | Issue Date |
| 7895890 | Liquid depth sensing and identification system The liquid depth sensing and identification system determines both the pressure head or depth, and therefore the quantity, of a liquid in a tank, as well as determining the characteristics of the liquid at the bottom of the probe. Two principles of operation are dis... | 03/01/2011 |
| 7325653 | Thermally 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 |
| 7322234 | Watertight fuel-gauge housing A watertight fuel-gauge housing comprises a housing at least partially positioned in the interior of a fuel tank; a gauge mechanism within said housing for providing an indication of the level of fuel within said tank according to the position of a floating device c... | 01/29/2008 |
| 6931925 | Method for determining the current filling level of a liquid in a container The invention relates to a method for determining the current filling level of a liquid, preferably a calibrating, quality control, or cleaning fluid, or waste water, in a container, for example of an analyzer, where an immersion pipe is dipped into the liquid in th... | 08/23/2005 |
| 6915922 | Pressure tank A pressure tank having a reinforced stainless steel connector that can bear heavy weight and the stainless steel connector makes the pressure tank well water-tightened. The pressure tank mainly contains: an upper chamber, an inner chamber, a sealing washer, a stainl... | 07/12/2005 |
| 6826956 | Differential pressure level control A system and method for method for measuring the vertical level of fluid in a container is provided. According to one aspect of the invention, a method for measuring the vertical level of fluid in a container includes moving air downward along the inside of a bubble... | 12/07/2004 |
| 6805070 | Fluid container with level indicator, and fluid level indicator assembly for a fluid container A fluid storage container provides a visual display of a fluid level therein. The container has a plurality of capillary tubes attached thereto, correlating to predetermined fluid levels within the container, and which may be visually observed upon inspection of the... | 10/19/2004 |
| 6799457 | Bubble level meter and related method The invention concerns bubble level meter having a pneumatic tube connected to a gas generator and to a pressure sensor. A deflecting valve is interposed along the pneumatic tube, for deflecting the air outlet at a predetermined height from the usual lower outlet of... | 10/05/2004 |
| 6763714 | Method and apparatus for controlling the level of liquids Method for controlling the level of a liquid (2) contained in at least one vessel (3), which comprises the following operative steps: inserting a measure tube (1) in the liquid (2); arranging an auxiliary duct (6; 21) inside or out... | 07/20/2004 |
| 6647781 | Bubble water depth measuring method and system thereof A water depth measuring method comprises steps of making a bundle of reference water column pressure measuring tubes of a U character form of the number of nࣙ2 at a same length with a water depth measuring tube in order to compensate for a total error o... | 11/18/2003 |
| 6487905 | Method and apparatus for detecting molten metal level in container for melting metallic material Upward variations of a molten metal level in a container for melting metallic material shall be carried out by detecting variations of a liquid level inside a detector connected to a gas-pipeline, wherein a rise in the pipeline pressure causes the liquid ... | 12/03/2002 |
| 6186001 | Sensor for measuring content levels in containers A container level sensor is disclosed comprising an elongate strip member for mounting in a container in a generally upright orientation. The strip member has a measurable capacitance that changes as the level of material stored in the container changes. ... | 02/13/2001 |
| 5868029 | Method and apparatus for determining fluid level in oil wells A method and apparatus for continuously monitoring fluid level in an oil well, by measuring changes in the weight of the oil well tubing which result from changes in the buoyancy of the tubing caused by the rise and fall of fluid level within the oil well... | 02/09/1999 |
| 5271273 | Oil level indicator An oil level indicator having an oil container and an indicator tube extending therefrom. The indicator tube is inserted through a dip stick tube of an engine into the oil pan.... | 12/21/1993 |
| 5048334 | Method and apparatus for subterranean liquid level measurement A method and an apparatus for determining the thickness of a layer of a first liquid above an interface formed by the first liquid and the second liquid underlying the first liquid in a subterranean formation. The apparatus includes an elongated metal rod... | 09/17/1991 |
| 4751845 | Dipstick assembly A dipstick assembly for an internal combustion engine comprises a first tube arranged to extend from an engine sump and housing a conventional dipstick, a second tube secured about a portion of the first tube and extending within the sump and a sensor at ... | 06/21/1988 |
| 4583293 | Liquid level gauge and sampling device A liquid level determining and sampling device which takes the form of a transparent elongated tubular member which has a sealing plug attached at the lower end thereof. Fluid conducting openings are located about the sealing plug to permit liquid to be c... | 04/22/1986 |
| 4549164 | Liquid volume indicator A sensing device for determining the amount of liquid in an oil crankcase of a vehicle. A hollow dipstick, closed at one end and having a metering hole therein, is inserted into the crankcase of a car. The other end of the dipstick is connected by flexibl... | 10/22/1985 |
| 4452268 | Cleaning apparatus for milk conveying paths in animal milking machines Apparatus for admitting a cleaning agent into the vacuum line of an animal milking installation has a reservoir the lower portion of which communicates with an intake portion of the vacuum line, a metering device having a vessel which is installed in the ... | 06/05/1984 |
| 4417232 | Liquid volume indicator A sensing device for determining the amount of liquid in an oil crankcase of a vehicle. A hollow dipstick, closed at one end and having a metering hole therein, is inserted into the crankcase of a car. The other end of the dipstick is connected by flexibl... | 11/22/1983 |
| 4407159 | Apparatus and method for detecting an interface from a remote location Apparatus and method for detecting the presents of an interface between two fluids with a conventional interface detection apparatus, located remote from the interface, in a tube are disclosed. The apparatus and method utilize a driving fluid introduced i... | 10/04/1983 |
| 4380933 | Electrical control mercury monometer A flat plate manometer includes a rectangular mercury column having calibration scales and a plurality of closely spaced stainless steel contacts disposed along the column. The mercury closes a circuit between a common contact and the column contacts as t... | 04/26/1983 |
| 4364270 | Device for pneumatically scanning the level of liquid in a container A device for pneumatically scanning the level of liquid in a container, such as small housings for electronic components which are to be filled with casting resin, has a pneumatic scanning nozzle disposed above the component housing for directing an extre... | 12/21/1982 |
| 4345466 | Apparatus for obtaining samples at various levels from within a multi-liquid container primarily for determining the level of the liquid interface and related method An apparatus and related method for obtaining samples from within a multiple liquid container, e.g. a tank within an oil tanker, at various levels in such container and for determining the level of the interface of the different liquids in such container.... | 08/24/1982 |
| 4335606 | Apparatus and method for measuring fluid An apparatus for measuring the level of at least one fluid includes an elongated transparent tubular member open at both ends, one of the ends being vertically insertable into the fluid to a reference point below the fluid surface to establish a column of... | 06/22/1982 |
| 4318348 | Railroad tank car A flexible diaphragm can be moved to line opposite surfaces of a tank vehicle so that incompatible fluids alternately can be transported in the vehicle without the need for cleaning it. The diaphragm is prevented from entering a manway on the vehicle, and... | 03/09/1982 |
| 4058230 | Arrangement for pneumatically regulating the introduction of substances into chambers An arrangement for regulating the introduction of substances into chambers is disclosed and is particularly well-suited for the feeding of coal into coke ovens. The arrangement includes a chamber which is to be filled to a predetermined level and a feedin... | 11/15/1977 |
| 3981324 | Combined valve and outage gauge A combined service valve and outage indicator for a liquified gas tank, consisting of a valve body engagable in the neck of a liqufied gas container. The valve body has a main screw valve element engagable in a seat in the body to control the flow of gas ... | 09/21/1976 |
