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Class Information
Number: 415/121.2
Name: Rotary kinetic fluid motors or pumps > With separating means or guard for solid matter in working fluid (e.g., debris, etc.)
Description: Device comprising (a) means to divide out solid elements carried along by the working fluid* from the working fluid or (b) means to shield or protect part of the device from solid elements in or carried along by the working fluid.

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

Patent Number Title Of Patent Date Issued
8685126 Device for filtering the intake air of an internal combustion engine having ventilation means Apr. 1, 2014
8672615 Diagonal fan Mar. 18, 2014
8662829 Pump guard adaptor, system and method of adaptation thereof Mar. 4, 2014
8657935 Combination of expansion and cooling to enhance separation Feb. 25, 2014
8657565 Pump with integrated deflation port Feb. 25, 2014
8657559 Method and device for reduction of wear in a water turbine Feb. 25, 2014
8641375 Ceiling recessed ventilating fan with illuminating device Feb. 4, 2014
8613199 Cooling fluid metering structure in a gas turbine engine Dec. 24, 2013
8608432 Cooling system Dec. 17, 2013
8608431 Dustproof axial-flow fan device Dec. 17, 2013
8596964 Turbines having a debris release chute Dec. 3, 2013
8591178 Very low head packaged small hydro station Nov. 26, 2013
8591619 Filter mounts for a portable fan and methods for mounting a filter to a portable fan Nov. 26, 2013
8584469 Cooling fluid pre-swirl assembly for a gas turbine engine Nov. 19, 2013
8578720 Particle separator in a gas turbine engine Nov. 12, 2013
8572982 Diffuser having distribution element for providing part-flow Nov. 5, 2013
8539748 Segmented inertial particle separators and methods of assembling turbine engines Sep. 24, 2013
8528312 Turbojet engine inlet and exhaust covers Sep. 10, 2013
8523516 Bypass turbojet engine nacelle Sep. 3, 2013
8516785 Jet engine intake guard Aug. 27, 2013
8511971 One-piece compressor and turbine containment system Aug. 20, 2013
8506235 Air turbine starter one-piece air exit port baffle Aug. 13, 2013
8475115 Pre-filtration bypass for gas turbine inlet filter house Jul. 2, 2013
8438828 Flow divider having breaking points for a fan engine May. 14, 2013
8434998 Rotary separator drum seal May. 7, 2013
8408869 Fan assembly Apr. 2, 2013
8356970 Exhaust pump, communicating pipe, and exhaust system Jan. 22, 2013
8353665 Impeller for two-chamber extracting blower Jan. 15, 2013
8349172 Filter and pump unit, filter and pump apparatus having such a unit and also method for filtering out Jan. 8, 2013
8348605 Device for discharging a fluid through a rotary chamber with internal circulation and centrifugal delivery of fluidized solid particles, and processes using this device Jan. 8, 2013
8337155 Fan assembly having reduced vibration Dec. 25, 2012
8328501 Fan intake shield Dec. 11, 2012
8308427 Vacuum pump Nov. 13, 2012
8272836 Pump suction assembly Sep. 25, 2012
8267643 Pump with cutting impeller and pre-cutter Sep. 18, 2012
8262344 Thermal management system for a gas turbine engine Sep. 11, 2012
8262356 Rotor chamber cover member having aperture for dirt separation and related turbine Sep. 11, 2012
8251645 Fan with concealed oscillating mechanism Aug. 28, 2012
8240121 Retrofit dirt separator for gas turbine engine Aug. 14, 2012
8231335 Air inlet cover Jul. 31, 2012
8231336 Fluid deflector for fluid separator devices Jul. 31, 2012
8212187 Heater with rotation of heated air stream Jul. 3, 2012
8192179 Method and apparatus for isolating a motor of a box fan Jun. 5, 2012
8186517 Strainer housing assembly and stand for pump May. 29, 2012
8182674 Solid particle separator device and a hydraulic installation including such a device May. 22, 2012
8176720 Air cooled turbine component having an internal filtration system May. 15, 2012
8167541 Vibration-absorbing device for blower motors May. 1, 2012
8142139 Fan unit having an axial fan with improved noise damping Mar. 27, 2012
8137059 Fan guard and outdoor unit for air conditioner having the same Mar. 20, 2012
8128346 Fan with concealed 360-degree oscillating mechanism Mar. 6, 2012

1 2 3 4 5 6 7 8

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