Bizarre Patents
Cloaking System Using Optoelectronically Controlled Camouflage
A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.
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| Number | Title | Issue Date |
| 7255129 | Valve with elbow joint diverter A multiport diverter valve comprising a valve housing defining a valving chamber therein. A plurality of ports open into the chamber. A flow diverter is pivotally mounted in the chamber and has a concave diverter surface forming a portion of a torus. First and secon... | 08/14/2007 |
| 7112177 | Apparatus for monitoring intra-abdominal pressure An apparatus for monitoring intra-abdominal pressure in a medical patient includes a urinary catheter connected to a urine valve having selectable communication positions between a discharge end of the urinary catheter and either a drain or a fluid source. Preferabl... | 09/26/2006 |
| 7048006 | Material feeding container for two-cylinder thick matter pumps The invention relates to a material feeding container for two-cylinder thick matter pumps. The material feeding container (24) has a material supply opening (30) oriented upward, two feed cylinder openings (34) arranged in the front wall (36 | 05/23/2006 |
| 6499508 | Inside/outside air switching device with rotary door In an inside/outside air switching device, a rotary door includes a circumference wall provided at an upper side of a rotation shaft to extend in a rotation direction, both fan-like side plates connecting the circumference wall and the rotation shaft at b... | 12/31/2002 |
| 5950677 | Pressure equalization valve A pressure equalization valve for alternatingly equalizing pressures between a first fluid source and at least two second fluid sources is disclosed. The pressure equalization valve includes a valve body, which includes a first port in fluid communication... | 09/14/1999 |
| 5857490 | Structure of a pump valve for concrete mixture pumping trucks A pump valve assembly includes a pair of pistons containing cylinder bores opening to a front wall for conveying a concrete mixture from a feed chamber to a delivery tube. A pivotal S-bend tube establishes fluid communication between two valve body wear r... | 01/12/1999 |
| 5746247 | Slide valve for a twin-cylinder pump for viscous fluids The invention concerns a slide valve for a two-cylinder pump, in particular a truck-mounted concrete pump. The slide valve has an essentially C-shaped swing pipe which is connected at the upper end by a rotating joint to a discharge line and is mounted so... | 05/05/1998 |
| 5711348 | Hot gas control valve The present invention provides an improved hot gas control valve (20) which is adapted to apportion a gas flow, such as that issuing from a solid propellent gas generator, among a plurality of outlets communicating with rocket thruster nozzles (36). The i... | 01/27/1998 |
| 5603356 | Fluid flow control valves A slide valve, especially for use in a compressed air supply installation, includes a body defining an inlet passageway and an outlet passageway and a vane having an orifice therethrough and movable laterally relative to the passageways between a valve-op... | 02/18/1997 |
| 5499650 | Fluid control valve for a hydraulic system operating with variable viscosity, contaminated, fluid Problems such as slow frequency response and low reliability when operating with contaminated fluids of variable viscosity are alleviated in a low pressure hydraulic system (10) which utilizes a single stage, electro-hydraulic, clevis-type pressure contro... | 03/19/1996 |
| 4996850 | Air conditioner with exhaust feature An air conditioning apparatus is provided with an exhaust feature for exhausting air from the living enclosure. The air conditioning apparatus includes an evaporator blower for moving air from the living enclosure through an evaporator coil and back to th... | 03/05/1991 |
| 4893656 | Diverter valve A diverter valve includes a valve body formed with a pair of openings. Inlet ends of a pair of discharge tubes are respectively carried by and extend through these openings. An elongated elastomeric strp then may be wound about each tube extended end to f... | 01/16/1990 |
| 4715405 | Solenoid valve, particularly for apparatus for removing a milking set This valve may be used for operating a removing apparatus for a milking set. It has such low energy comnsumption, that simple batteries may be used so that a cow-shed need not be provided with electric current conduits. It is characterized in that the val... | 12/29/1987 |
| 4705073 | Molded plastic gate valve and sealing means therefor A gate or slide valve of molded plastic construction having a flat gate or slide member reciprocable or rotatable in a slot whose widths may vary due to the limitations of the molding process in combination with a flat low-friction laminated seal which is... | 11/10/1987 |
| 4681022 | Two-cylinder viscous liquid pump with pipe switch In a two-cylinder viscous liquid pump with a pipe switch, which by means of a swing pipe alternately connects one of the pump cylinders with the conveyor pipe and releases the other pump cylinder, and which swing pipe is moved along its path of travel by ... | 07/21/1987 |
| 4653990 | Positive double-piston displacement pump conveying pasteous material In positive displacement pumps using double pistons for the alternating supply of pasteous material from two supply cylinders through a pivotable feed tube arranged in a feed chamber spaced at a radial distance from a controllably positionable shaft, the ... | 03/31/1987 |
| 4621621 | Vacuum valve system Disclosed is an inventive valve assembly (24) for coupling a respirator jacket (26) to a household vacuum cleaner (28). The respirator jacket is used to assist a human user (22) in breathing. One embodiment includes a fixed first conduit (48) and an oscil... | 11/11/1986 |
| 4617952 | Switching valve and an electro-pneumatic pressure converter utilizing the same A switching valve has at least one plate-shaped piezo-electric element having a free end which is supported in a sealed chamber, at least two fluid directing nozzles arranged to be opened or closed due to the position of the free end of the piezo-electric... | 10/21/1986 |
| 4469135 | Air entrained particulate material valve A valve preferably used for selectively diverting the flow of air entrained particulate material, such as cereal grains from an inlet into a selected one of a plurality of outlets. The valve has a back plate which has a plurality of outlet openings and a ... | 09/04/1984 |
| 4296676 | Control mechanism A mechanism for controlling the position of a movable member and for locking it in any desired position comprising a hydraulic displacement device movable with the member and a slide valve hydraulically connected to the displacement device to control flow... | 10/27/1981 |
| 4192349 | Air conditioning valve A valve consisting of a rotating flapper type valve which covers an inlet d outlet opening in a missile base and being held open by the insertion of an inlet fitting of a supply duct into the valve for supplying conditioned air into a missile and the valv... | 03/11/1980 |
| 4046061 | Four-way clevis valve and method A four-way fluid flow control valve for selectively interconnecting opposite sides of a fluid motor with a source of fluid pressure and a low pressure return line for driving the motor in opposite directions. A clevis-like, bifurcated metering member has ... | 09/06/1977 |
| 4019535 | Material selector system A system, method and apparatus for material handling and more particularly for processing material from a source for use in a material forming apparatus which produces residue material. The system includes storage means, which stores a predetermined amoun... | 04/26/1977 |
