http://www.freshpatents.com/Pumps-dtnewntc417.php USPTO Class 417 - Pumps en-us Tue, 9 Mar 2010 15:49:51 -0800 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/-dt20100304ptan20100054956.php Tue, 9 Mar 2010 15:49:51 -0800 Disclosed herein are embodiments of a pressurized-oil supply amount control device for a vehicle-mounted crane which has a dual pump system and which is capable of further inhibiting possible noise from an engine and improving fuel consumption. A predetermined control function is set for a controller 2 for the pressurized-oil... http://www.freshpatents.com/-dt20100304ptan20100054957.php Tue, 9 Mar 2010 15:49:51 -0800 In a method for determining a statement of a state of a turbomolecular pump, and in a turbomolecular pump, a vibration curve is determined with a vibration sensor (10) connected to the turbomolecular pump. The determined vibration curve is transferred to an evaluation device (12), wherein vibration amplitudes are detected... http://www.freshpatents.com/-dt20100304ptan20100054958.php Tue, 9 Mar 2010 15:49:51 -0800 The present air compressor system includes at least one piston stage connected to the air inlet of the compressor by an inlet valve and connected to the compressed air outlet of the compressor by an outlet valve; a motor driving the piston stage; and an adjustable throttle connected between the... http://www.freshpatents.com/-dt20100304ptan20100054960.php Tue, 9 Mar 2010 15:49:51 -0800 A fluid ejecting apparatus having a fluid chamber, an inlet flow channel, and a nozzle configured to eject fluid supplied from the inlet flow channel to the fluid chamber from the nozzle in a pulsed manner by changing the volume of the fluid chamber includes: a diaphragm; a wall surface... http://www.freshpatents.com/-dt20100304ptan20100054959.php Tue, 9 Mar 2010 15:49:51 -0800 Systems and methods for providing a pump driving unit for driving an above ground pump. The pump driving unit utilizes a single prime mover and a drive train for actuating multiple components required to drive the above ground pump. Some implementations of the pump driving unit include phase separation devices,... http://www.freshpatents.com/-dt20100304ptan20100054961.php Tue, 9 Mar 2010 15:49:51 -0800 This invention relates generally to a high volume, buoyancy controlled submersible pump assembly designed to sit on the bottom of a body of water or other liquid substance and move a large volume of water or liquid substance. Alternatively, the submersible pump assembly is capable of achieving and maintaining neutral... http://www.freshpatents.com/-dt20100304ptan20100054962.php Tue, 9 Mar 2010 15:49:51 -0800 A mini pump comprises a head including a connective end, a nozzle and an air channel communicating the connective end with the nozzle; a cylinder means removably engaged with the connective end of the head; and a tube selectively received in the cylinder means and having an end connected to... http://www.freshpatents.com/-dt20100304ptan20100054963.php Tue, 9 Mar 2010 15:49:51 -0800 A variable displacement rotary pump includes a main pump unit, an auxiliary pump unit, a discharge passage, a bypass passage, a suction passage, a check valve and a control valve. The suction passage is in communication with the discharge passage through the bypass passage and a second discharge port. The... http://www.freshpatents.com/-dt20100304ptan20100054964.php Tue, 9 Mar 2010 15:49:51 -0800 A rotating speed adjustment circuit for a heat dissipation fan includes a first node, a second node, a reception end for receiving a first control signal, a first resistor coupled to a voltage source and the first node, a second resistor coupled to the first node and the second node,... http://www.freshpatents.com/-dt20100304ptan20100054965.php Tue, 9 Mar 2010 15:49:51 -0800 A sleeve support portion is arranged to support a sleeve having a rotating shaft inserted therein such that the rotating shaft is rotatable. A plurality of ribs extending in an axial direction is provided on an inner surface of the sleeve support portion. The ribs are preferably spaced from each... http://www.freshpatents.com/-dt20100304ptan20100054966.php Tue, 9 Mar 2010 15:49:51 -0800 Systems and methods for providing a pump driving unit for driving a subterranean pump. The pump driving unit utilizes a single prime mover and a drive train for actuating multiple components required to drive the subterranean pump. Some implementations of the pump driving unit include phase separation devices, filtering units,... http://www.freshpatents.com/-dt20100304ptan20100054967.php Tue, 9 Mar 2010 15:49:51 -0800 A high-pressure fuel pump includes a tappet assembly having a tappet for receiving a roller, and a fuel pump adaptor, the high-pressure fuel pump, wherein a reciprocal motion of the tappet assembly is guided by the fuel pump adaptor and a downward motion thereof is limited by the fuel pump... http://www.freshpatents.com/-dt20100304ptan20100054968.php Tue, 9 Mar 2010 15:49:51 -0800 The invention relates to an axial-flow fan for a vehicle radiator, the fan wheel of which delivering the main air flow is driven by a hub motor centrally rotationally coupled to said fan wheel, the vehicle radiator being arranged on the intake side of the fan wheel, the hub motor... http://www.freshpatents.com/-dt20100304ptan20100054969.php Tue, 9 Mar 2010 15:49:51 -0800 An apparatus (1) includes a housing (2), an air feed duct (21) a volute (5), an impeller (4), and a motor (3) for driving the rotation of the impeller (4) so as to generate a centrifugal air flow in the volute (5). The housing (2) has a first part (18a)... http://www.freshpatents.com/-dt20100304ptan20100054970.php Tue, 9 Mar 2010 15:49:51 -0800 A portable electromagnetic power system used as a remote alternate power source includes a water tank having an oil reservoir mounted on top of the tank with four cylinders extending through the tank and the two outer cylinders denoted the pressure cylinders and the two inner cylinders serving as accumulators... http://www.freshpatents.com/-dt20100304ptan20100054971.php Tue, 9 Mar 2010 15:49:51 -0800 A brushless direct current (BLDC) motor has a 3-phase winding 20 and six stator teeth 14, 15 with alternate stator teeth 14 being wound and the remaining stator teeth 15 being left unwound. The winding 20 has three legs, one for each phase and each leg has one coil 22... http://www.freshpatents.com/-dt20100304ptan20100054972.php Tue, 9 Mar 2010 15:49:51 -0800 A fuel pump, for an internal combustion engine, has a housing accommodating a pump and a motor. The motor is arranged to drive the pump so as to pump fuel through the housing. The motor has a wound stator having a plurality of inwardly directed teeth about which a stator... http://www.freshpatents.com/-dt20100304ptan20100054973.php Tue, 9 Mar 2010 15:49:51 -0800 A synthetic jet includes a first backer structure, one and only one actuator, a wall member coupled to and positioned between the first backer structure and the one and only one actuator to form a cavity, and wherein the wall member has an orifice formed therethrough, and wherein the orifice... http://www.freshpatents.com/-dt20100304ptan20100054974.php Tue, 9 Mar 2010 15:49:51 -0800 A valve cover assembly for a pump. In an embodiment, the valve cover assembly comprises a first cylindrical member having a central axis and a first throughbore. In addition, the valve cover assembly comprises a second cylindrical member coaxially disposed within the first throughbore and rotatable relative to the first... http://www.freshpatents.com/-dt20100304ptan20100054975.php Tue, 9 Mar 2010 15:49:51 -0800 The peristaltic pump of the invention incorporates at least one pumping roller and one occluding roller. The occluding roller is located diametrically across the pumping roller and is designed to provide occlusion only and not progressive squeezing of the pump tubing while rotating in the same direction as the pumping...