Patents for F04D 29 - Details, component parts, or accessories (70,655)
05/1994
05/10/1994US5310308 Automotive fuel pump housing with rotary pumping element
05/10/1994US5310265 Axially fed hydrostatic bearing/seal
05/10/1994US5310020 Self contained lubricating oil system for a centrifugal compressor
05/05/1994DE4235986A1 Axial fan for radiator of water-cooled vehicle engine - incorporates cover for fan blades extending back towards radiator
05/04/1994EP0595675A1 Pump with axial outlet flow
05/04/1994EP0595459A1 Air pump apparatus
05/04/1994EP0594626A1 High efficiency fan with adaptive noise cancellation
05/04/1994CN2163890Y Blade of ceiling fan
05/04/1994CA2108510A1 Kitchen ventilator
05/03/1994US5308229 Pump having an internal gas pump
05/03/1994US5308226 Variable stator vane assembly for an axial flow compressor of a gas turbine engine
05/03/1994US5308225 Rotor case treatment
05/03/1994US5308224 Antivibration suspension device for a blower
04/1994
04/28/1994WO1994009277A1 Improved device for connecting the blades to the hub in propellers of fans, aircraft and other applications
04/28/1994WO1994009276A1 Four wheel air cycle machine
04/28/1994WO1994009264A1 An angle adjustable vane suspension
04/28/1994DE4328186A1 Flow divider for radial-axial intake housing - is located in turbine entry, in central banking-up point of housing flow
04/28/1994DE4235542A1 Slotted coupling of fan rotor to shaft of driving motor - incorporates nut which is tightened in one direction of rotation by friction at end of shaft, and loosened in opposite direction
04/28/1994CA2145416A1 An angle adjustable vane suspension
04/28/1994CA2126243A1 Improved device for connecting the blades to the hub in propellers of fans, aircraft and other applications
04/27/1994EP0594510A1 Device for fastening a motor ventilator unit, in particular to the wall of a motor vehicle
04/27/1994EP0593860A1 Spiral housing for radial blower
04/27/1994EP0593797A1 Stabilizing device for the increase of the surge margin of a compressor
04/27/1994EP0593747A1 Compressor assembly with staked shell.
04/27/1994EP0593632A1 Radial fan.
04/27/1994CN2163263Y Table type verticle dual-purpose supporting seat for fan
04/27/1994CN2163262Y Bearing radiating member
04/27/1994CN2163261Y Fan with adjustable blade angle
04/27/1994CN2163260Y Cold landscape screen of fan
04/27/1994CN1085994A Scroll housing structure of blower
04/27/1994CN1024366C Silencer for centrifugal compressor
04/26/1994US5307386 Apparatus and method for servicing an elongated suspended pump motor in an electric power plant with limited access
04/26/1994US5306124 Slurry pump and seal system
04/26/1994US5306123 Noise isolating rotor for air handler motor
04/26/1994US5306117 Axial inlet beam-type compressor
04/20/1994EP0592803A1 Gear driven multi-shaft compressor with return stages and radial-expander
04/20/1994CN2162550Y Anti-gas-etching device for automatic high-temp. water supply pump of boiler
04/20/1994CN1024296C Cooling air supply guide apparatus
04/19/1994US5304040 Tri-pod portable fan
04/19/1994US5304037 Ceiling fan blade vibration isolation system
04/19/1994US5304035 Portable necklace fan
04/19/1994US5304034 Method for constructing a pumping installation
04/19/1994US5304033 Rotary compressor with stepped cover contour
04/19/1994US5303882 Corner vortex suppressor
04/19/1994CA2075131C Pump including secondary containment with alarm system
04/14/1994WO1994008144A1 Inlet bell for centrifugal fans
04/14/1994WO1994008143A1 Inlet clearance gap seal
04/14/1994WO1994008142A1 A ceiling fan air filter
04/14/1994DE4309308C1 Ventilation system for power electronic appts. housing - has 2 overlying ventilation units inserted between upper and lower halves of function module stack.
04/14/1994DE4308972C1 Running wheel for radial fan - has floor plate, cover plate, and blades between them comprising rod material sections profiled like bearer surfaces
04/14/1994DE4234292A1 Axial-flow fan with plastics blades and hub - has hub divided in peripheral direction into parts, whose number corresponds proportionally to that of blades, and supports integrally moulded blade
04/13/1994EP0591667A1 Housing holding device, particularly device with a passage for a cable
04/13/1994EP0591665A1 Casing for an electrical apparatus
04/13/1994EP0591379A1 Arrangement of a submersible pump.
04/13/1994EP0591194A1 Fan blade having abrasion resistant leading edge
04/13/1994CN2161761Y Magnetic transmission high sealing wind pump
04/13/1994CN2161760Y Sealing device for pump shaft
04/13/1994CN2161755Y Automatic water pump
04/13/1994CN1085293A Design method for and use of two-phase flow for hydraulic mechanism
04/12/1994US5303275 Forced-circulation reactor with fluidic-diode-enhanced natural circulation
04/12/1994US5302091 Magnetically driven centrifugal pump
04/12/1994US5302082 Improved efficiency grinding pump for slurry
04/12/1994US5301771 Oil channeling in a centrifugal compressor transmission
04/12/1994CA1328433C Variable pitch fan with fan cranks and axle housed shifting means
04/07/1994DE4233312A1 Vapour exhaust hood with collector housing and duct to fan - has elbow, forming duct deflector, fitted with sound damping insert on outside.
04/07/1994DE4232938A1 Dishwasher circulation pump driven by sync. motor in either direction - has elliptical pump chamber and axial inlet and twin outlets tangential to chamber walls in major axis direction
04/06/1994EP0591093A1 Fan housing
04/06/1994EP0590794A2 Coupling mechanism for a compressor
04/06/1994EP0590254A1 Adjustable radial diffuser
04/06/1994CN2160781Y Impeller for solid-liquid pump
04/06/1994CN2160780Y Liquid pump
04/05/1994US5299914 Staggered fan blade assembly for a turbofan engine
04/05/1994US5299908 Regenerative pump having rotor with blades whose inclination varies radially of the rotor
04/05/1994US5299634 Indoor unit of a ventilation system, ventilation and air conditioner
04/05/1994US5299586 Dishwasher tub bottom wall construction
04/05/1994US5299429 Portable condensing fan
04/05/1994CA2063077C Well operated electrical pump suspension method and system
03/1994
03/31/1994WO1994007034A1 Bearing arrangement
03/31/1994WO1994007031A1 Sectional-casing-design rotary pump
03/31/1994WO1994006699A1 Liveload assembly for maintaining torque on bolts
03/31/1994DE4232020A1 Kreiselmaschine, insbesondere Kreiselpumpe, in Gliedergehäusebauart Centrifugal machine, in particular centrifugal pump, segmental type construction
03/30/1994EP0589745A1 Inlet control system of a turbomachine
03/30/1994EP0589362A1 Vacuum pump apparatus
03/30/1994EP0589300A1 Radial blower
03/30/1994CN2160029Y Modified cooling fan bearing oil ring
03/30/1994CN1084614A Impeller blade with reduced stress
03/29/1994US5297937 Hollow fan moving blade
03/29/1994US5297936 Coupling fan
03/29/1994US5297932 Fastener for multi-stage compressor
03/29/1994US5297931 Forward skew fan with rake and chordwise camber corrections
03/29/1994US5297930 Rotating stall suppression
03/29/1994US5297929 Super thin small heat dispersing fan
03/29/1994US5297928 Centrifugal compressor
03/29/1994US5297927 Vertical shaft type pump
03/29/1994US5297926 Flow generating apparatus and method of manufacturing the apparatus
03/29/1994US5297617 Fan assembly with heat sink
03/29/1994US5297395 Air conditioner using rotary-type heat exchangers
03/29/1994US5297386 Cooling system for a gas turbine engine compressor
03/24/1994DE4231452A1 Radial turbocompressor with opposite rotation outlet housing - has disc diffusor guide blades rising from inner to outer boundary dia. in impeller rotation sense
03/23/1994EP0588259A1 Recycling of the axial thrust compensation water