Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 7722332 | Composite dry vacuum pump having roots rotor and screw rotor Disclosed is a dry vacuum pump for evacuating a processing chamber in a semiconductor or display manufacturing device, or for evacuating gaseous substance and/or byproducts generated in the process chamber. The dry vacuum pump does not need a partition wall between ... | 05/25/2010 |
| 7367185 | Zero turn drive apparatus with power take off An embodiment of the present invention involves a zero turn drive apparatus. The zero turn drive apparatus has a housing, which has a first and a second end. The housing has a first end cap mounted on the first end of the housing, and a second end cap mounted on the... | 05/06/2008 |
| 7354190 | Two-stage mixing system, apparatus, and method A two-stage mixing system, apparatus, and method produces a solution including a first substance and a second substance in a predetermined ratio by first mixing the first substance with a first liquid to produce a first solution and then mixing the first solution wi... | 04/08/2008 |
| 7354188 | Gear pump having input and output screw shafts with a decreasing flight depth toward a gear section in transfer mix areas The invention relates to a gear pump which is suitable for delivering highly viscous materials. The aim of the invention is to provide a gear pump having a low-wear and low-maintenance bearing system, high output and good self-cleaning properties. For this purpose, ... | 04/08/2008 |
| 7331770 | Disposable two-stage pump A disposable device for transfer of at least one predetermined medium into a device for treatment and promotion of healing of damaged body tissue. The device is comprised of a housing and a first pump stage disposed within the housing for pumping a first predetermin... | 02/19/2008 |
| 7311491 | Molecular drag, turbomolecular, or hybrid pump with an integrated valve A molecular drag, turbomolecular, or hybrid turbo/drag pump (5) of the invention has an outlet stage with a cylindrical peripheral wall (17) and a radial outlet orifice (23) passing through the cylindrical peripheral wall (17). An annular... | 12/25/2007 |
| 7290923 | Extruder/gear pump assembly An extruder/gear pump assembly is provided having an extruder screw connected to the gear pump. The relative speed of the extruder screw and the gear pump are adjustable by the use of a shaft housed in a cavity of the extruder screw. ... | 11/06/2007 |
| 7278831 | Apparatus and method for control, pumping and abatement for vacuum process chambers The present invention is an apparatus and method for controlling pressure, pumping a vacuum and providing abatement for a plurality of vacuum processing chambers. The system may be used in semiconductor manufacture. Multiple vacuum processing chambers are exhausted ... | 10/09/2007 |
| 7226274 | Cement slab leveling apparatus A concrete slab leveling apparatus is provided that is built upon a vehicle such as a flatbed truck or trailer which makes it highly transportable enabling the invention to move from site to site quickly and easily. The flatbed platform of the vehicle is equipped wi... | 06/05/2007 |
| 7219692 | Apparatus for conditioning the atmosphere in a chamber In the invention, the atmosphere in a process chamber is conditioned using a primary pump, a secondary pump, speed control means for controlling the speed of the primary pump, and at least first gas analyzer means adapted for analyzing the extracted gases upstream f... | 05/22/2007 |
| 7201153 | Fuel injection system for an internal combustion engine Method and arrangement for providing a fuel system for an internal combustion engine (10) that includes a fuel tank (13), a fuel pump (12) and a fuel filter (19) located in a flow duct (14) between the fuel pump and the fuel consum... | 04/10/2007 |
| 7185651 | Flow regulator for aerosol drug delivery and methods An aerosolization device comprises a housing having a mouthpiece, and a flow path arrangement in fluid communication with the mouthpiece. The flow path arrangement has a flow regulating valve and a threshold valve, where the threshold valve is configured to open at ... | 03/06/2007 |
| 7140846 | Vacuum pump having main and sub pumps A vacuum pump having a rotary shaft that is rotated by a drive source has a main pump and a sub pump. The main pump includes a pump chamber and a gas transferring body that is located in the pump chamber. The main pump is driven by the drive source through the rotar... | 11/28/2006 |
| 7137250 | Zero turn drive apparatus with power take off An embodiment of the present invention involves a zero turn drive apparatus. The zero turn drive apparatus has a housing, which has a first and a second end. The housing has a first end cap mounted on the first end of the housing, and a second end cap mounted on the... | 11/21/2006 |
| 7131555 | Method and device for discharging fluid A method for discharging fluid, includes while keeping two members relatively moving to each other along a gap direction of a gap formed by two opposing surfaces of the two members, feeding fluid from a fluid supply device to the gap, and intermittently discharging ... | 11/07/2006 |
| 7118350 | Radial piston pump The invention relates to a radial piston pump unit for a high pressure injection system with a pump housing in which a driveshaft with an eccentric section is mounted. A reciprocating ring sits on the above section and drives at least one spring-loaded piston which ... | 10/10/2006 |
| 7094036 | Vacuum pumping system A vacuum pumping system comprises a first gas supply for supplying a first gas, such as xenon, to a vacuum chamber. A pump receives the gas output from the chamber. A second gas supply supplies a purge gas, such as nitrogen or helium, for pumping with the first gas.... | 08/22/2006 |
| 7040878 | Eccentric screw-type pump An eccentric screw-type pump has a pump section with a tubular pump casing, a stator cladding and a pump cavity (30) configured in correspondence with a double-thread or multi-thread screw. A screw-type rotor is connected to a driving shaft via a flexible sha... | 05/09/2006 |
| 7033142 | Vacuum pump system for light gases A vacuum pump system includes at least one high-vacuum pump, a fore-vacuum pump, and at least one intermediate pump, arranged between the at least one high-vacuum pump and the fore-vacuum pump and having its inlet connected directly and exclusively with the outlet o... | 04/25/2006 |
| 7033144 | Cooling fan for a screw compressor drive motor A oil-cooled type screw compressor of the present invention includes a compressor main unit storing a pair of male and female screw rotors driven by a motor and meshing with each other, a cooling fan provided independently to the motor for blowing air toward the mot... | 04/25/2006 |
| 7021903 | Fore-line preconditioning for vacuum pumps The present invention is an apparatus and method for evacuating a number of vacuum processing chambers containing incompatible gases. The gases are directed to a subatmospheric abatement chamber containing preconditioning devices. The gases are treated in the abatem... | 04/04/2006 |
| 7021888 | Ultra-high speed vacuum pump system with first stage turbofan and second stage turbomolecular pump An ultra-high speed vacuum pump evacuation system includes a first stage ultra-high speed turbofan and a second stage conventional turbomolecular pump. The turbofan is either connected in series to a chamber to be evacuated, or is optionally disposed entirely within... | 04/04/2006 |
| 7011508 | Micro paddle wheel pump for precise pumping, mixing, dispensing, and valving of blood and reagents An apparatus and method for making a microscopic paddle wheel coupled inductively by an external electromagnet and used for valving and active pumping so that the actual pumping mechanism is completely isolated from the electromagnetic driver. The paddle wheel is in... | 03/14/2006 |
| 7007468 | Charge pump for a hydrostatic transmission A charge pump design for a hydraulic drive apparatus such as a hydrostatic transmission, integrated hydrostatic transaxle or pump having a rotatable pump cylinder block mounted in a sump and connected to a hydraulic circuit by means of a center section or the like. ... | 03/07/2006 |
| 7008174 | Fuel pump having single sided impeller A fuel pump is provided having improved efficiency by lowering the wet circle index of the pump while maintaining robust axial clearances to meet the demands of an automotive application. One embodiment includes a fuel pump for pressurizing fuel for delivery to an e... | 03/07/2006 |
| 6974310 | Screw extruder and gear pump arrangement for highly viscous media A screw extruder and gear pump arrangement for highly viscous media includes a screw shaft and a gear pump operatively coupled to the screw shaft. A planet carrier is operatively engaged with at least one rotatably mounted planet gear, a first functional element tha... | 12/13/2005 |
| 6966760 | Reciprocating fluid pump employing reversing polarity motor A reciprocating pump includes a drive section and a pump section. The drive section has a reciprocating coil assembly to which alternating polarity control signals are applied during operation. A permanent magnet structure of the drive section creates a magnetic flu... | 11/22/2005 |
| 6956344 | High availability fan system A fan motor assembly with integrated redundant availability is recited. The fan motor assembly can include a fan motor subassembly with a first fan motor and a second fan motor, and a fan motor selector mechanism coupled to the fan motor subassembly, so that the fan... | 10/18/2005 |
| 6904982 | Subsea mud pump and control system A sub-sea mud pump system includes a plurality of pump units, and each pumping unit includes a plurality of pumping elements. Each pumping element includes a pressure vessel with a first and a second chamber, a separating member between the first and second chambers... | 06/14/2005 |
| 6877967 | Eccentric single-rotor screw pump The invention relates to an eccentric single-rotor screw pump (100) including a stator (102), and an eccentric screw (12) rotatably arranged within said stator (102) and which can be moved by a drive via a propeller shaft means (14... | 04/12/2005 |
| 6837690 | Rotary pump with integral hand pump unit A pump, such as a rotary vane pump, roller cell pump, or gear pump for delivering diesel fuel, with a pump housing and a pumping unit that is arranged in the pump housing and driven for rotation via the drive shaft of a motor. The pump housing has an intake and an o... | 01/04/2005 |
| 6805538 | Fuel tank mounted, motorized high pressure gasoline pump A pump, for supplying high pressure fuel from a fuel tank to an engine via a common rail, includes a motor assembly (20) mounted on top of the fuel tank, a pump assembly (26) positioned within the fuel tank, and a support column (32) rotatably c... | 10/19/2004 |
| 6705840 | Inline tandem pump A dual tandem pump apparatus having a pair of coaxially arranged pump shafts and a separate input shaft that is not coaxial with the pump shafts. Charge pumps may be mounted on end caps secured to the housing or may be driven directly by the input shaft. A coupler o... | 03/16/2004 |
| 6695591 | Multi-stage gas compressor system A multi-stage compressor comprises a gas compressor, a centrifugal blower having an input connected with a gas source and an output connected with the gas compressor and providing a flow of compressed gas as a first stage of compression to the gas compres... | 02/24/2004 |
| 6679685 | Method and device for discharging viscous fluids A method of discharging a fluid, includes feeding a fluid into a gap defined between two surfaces in a closed space, and relatively oscillating the two surfaces to apply relative oscillation with high frequency to the gap so as to occur a squeeze pressure... | 01/20/2004 |
| 6672828 | Vacuum pump A turbomolecular vacuum pump (5) comprises a first pumping section (1) having pumping stages with bladed rotor discs, a second pumping section (2) having pumping stages with smooth rotor discs, a third pumping section (3) having a pumping stage with a too... | 01/06/2004 |
| 6659732 | Supercharging device of hermetic compressor A supercharging device of a hermetic compressor comprises a suction chamber connected with a suction pipe and a cylinder, the suction chamber formed at lower side of a cylinder block; a suction fan rotatably disposed in the suction chamber; a driving pull... | 12/09/2003 |
| 6648608 | High pressure fuel pump A main unit pumps the transferred liquid actuated by an auxiliary unit for pumping a working liquid. The auxiliary unit comprises a piston provided with an axial drilling (bore) for circulating working liquid between a tank and a compression chamber. The ... | 11/18/2003 |
| 6644931 | System for pumping low thermal conductivity gases In a vacuum pumping system according to the invention, the Roots or claw multistage dry primary pump discharges into an outlet stage including an additional piston or membrane pump connected in parallel with a preliminary evacuation pipe including a check... | 11/11/2003 |
| 6629822 | Internally supercharged axial piston pump An axial piston pump that enables fluid entering the pump to be pre-charged without the addition of an auxiliary pumping mechanism or other type of external fluid precharge, comprises a housing having a cylindrical inner wall surface surrounding a barrel ... | 10/07/2003 |
