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Class Information
Number: 417/366
Name: Pumps > Motor driven > Including means utilizing pump fluid for augmenting cooling, lubricating, sealing, or cleaning of motor
Description: Apparatus in which there is provided means for allowing at least a portion of the fluid which flows through the pump to either (1) contact a motor or motor part, (2) induce flow of or pressurize a secondary fluid which contacts a motor or motor part, or (3) transfer heat to a secondary fluid or element which contacts a motor or motor part; said means having as its disclosed function the augmentation of cooling, lubricating, sealing, or cleansing of the motor or motor part.










Sub-classes under this class:

Class Number Class Name Patents
417/367 Heat exchange means between pump fluid and secondary motor contacting fluid 43
417/368 Including additional means for motivating fluid flow to or from motor (e.g., auxiliary pump, pump fluid induced flow path, etc.) 185
417/369 Pump fluid directed to motor via downstream branched flow path 85
417/371 Pump fluid flows serially from motor through pump 114


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8678791 Fan comprising anti-deflagration housing Mar. 25, 2014
8636479 Blower with bearing tube Jan. 28, 2014
8622722 Fuel pump Jan. 7, 2014
8608457 Device with a drum with a drive motor mounted therein Dec. 17, 2013
8608461 Fluid pump Dec. 17, 2013
8590323 Turbo compressor and refrigerator Nov. 26, 2013
8568111 Fluid flow machine Oct. 29, 2013
8550793 Fastening of rotor magnets on the shaft of a compressor arrangement Oct. 8, 2013
8506263 Vacuum pump Aug. 13, 2013
8506264 Motor and cooling fan with a circuit board having a heat-conducting insulator Aug. 13, 2013
8496448 Pump assembly Jul. 30, 2013
8485159 High-pressure pump Jul. 16, 2013
8465265 System and method for cooling a compressor motor Jun. 18, 2013
8465133 Ink pump with fluid and particulate return flow path Jun. 18, 2013
8439655 Cooling channel for a fan motor for a ventilation, heating, and/or air conditioning system May. 14, 2013
8435014 Hermetically sealed scroll compressor May. 7, 2013
8435019 Vehicle-air-conditioner electric compressor May. 7, 2013
8435015 Heat transfer through the electrical submersible pump May. 7, 2013
8419398 Method and apparatus for managing fluid flow within a screw pump system Apr. 16, 2013
8408883 Vehicle-air-conditioner electric compressor Apr. 2, 2013
8397534 High capacity chiller compressor Mar. 19, 2013
8388323 Reagent dosing pump Mar. 5, 2013
8376721 Turbine heat shield assembly Feb. 19, 2013
8371828 Air compressor having a cast aluminum crankcase Feb. 12, 2013
8350423 Cooling system for a motor and associated electronics Jan. 8, 2013
8337172 Pressure washer pump and engine system Dec. 25, 2012
8328533 Heat dissipation fan Dec. 11, 2012
8328534 Deformed shell for holding motor stator in a compressor shell Dec. 11, 2012
8316942 ESP for perforated sumps in horizontal well applications Nov. 27, 2012
8317488 Multi-cylinder, dry-running piston compressor a cooling air flow Nov. 27, 2012
8308447 Piston compressor producing an internal cooling air flow in the crankcase Nov. 13, 2012
8308450 High pressure fuel pump with parallel cooling fuel flow Nov. 13, 2012
8303268 Rotary pump with a fixed shaft Nov. 6, 2012
8303269 Vacuum pump with a multi-sectional housing Nov. 6, 2012
8303271 Electric compressor integral with drive circuit Nov. 6, 2012
8257064 Electric fuel pump capable of supplying fuel at high flow rate Sep. 4, 2012
8235679 Cam bearing flow control for rotating cam ring vane pump Aug. 7, 2012
8221095 Method and apparatus for protection of compressor modules against influx of contaminated gas Jul. 17, 2012
8215927 Fluid pressure pump unit Jul. 10, 2012
8202067 Oil pump for a refrigerating compressor Jun. 19, 2012
8172559 Horizontal type electric compressor May. 8, 2012
8167584 Modular compressor unit May. 1, 2012
8157542 Brushless motor fuel pump with control electronics arrangement Apr. 17, 2012
8152488 Blower Apr. 10, 2012
8152458 Centrifugal pump with improved drive shaft and heat exchanger Apr. 10, 2012
8128379 Temperature management system for a 2CD type air compressor Mar. 6, 2012
8128381 Electric motor and electropump Mar. 6, 2012
8105053 Turbocharger Jan. 31, 2012
8096782 Multistage sealed coolant pump Jan. 17, 2012
8096783 Apparatus for delivering a regulated supply of a gas, particularly respiratory assistance apparatus Jan. 17, 2012

1 2 3 4 5 6 7 8 9 10










 
 
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