143583 ⎘
Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially or approximately radially from the rotor body extending tooth-like elements, co-operating with recesses in the other rotor, e.g. one tooth
ROTARY PISTON COMPRESSOR/PUMP/BLOWER WITH A VENTILATION CHANNEL
#2Rotary piston compressor/pump/blower with a ventilation channel
#3Rotor unit assembly
#4Rotary piston compressor/pump/blower with a ventilation channel
#5Device for recirculating an at least partially gaseous composition containing hydrogen and fuel cell system
#6Rotary piston pump having a filter
#7Multistage pump body and multistage gas pump
#8Rotary piston compressor/pump/blower with a ventilation channel
#9Vacuum pump with noise attenuating passage
#10Twin-shaft pumps with thermal breaks
#11Screw compressor for HVAC
#12IMPROVEMENTS IN ROTARY CLAW PUMPS
#13Method for cooling a compressor or vacuum pump and a compressor or vacuum pump applying such a method
#14STATOR, ROTARY SHAFT, DRY VACUUM PUMP AND ASSOCIATED MANUFACTURING PROCESSES
#15Vacuum pump having a silencer
#16LOW CREEP BEARING AND METHOD FOR INSTALLING IN SUPERCHARGER
#17Pumping system for generating a vacuum and method for pumping by means of this pumping system
#18Vacuum system
#19Claw pump
#20Claw pump
#21Positive displacement gear pump
#22Two-shaft rotary pump with escape holes
#23Vacuum pump
#24Composite supercharger rotors and methods of construction thereof
#25Multi-stage vacuum pump
#26Claw pump with relief space
#27Multistage vacuum pump
#28Pump with corrosion resistant shaft and rotor surfaces
#29Dual-inlet supercharger for EGR flow control
#30Roughing pump method for a positive displacement pump
#31Air compression device
#32VACUUM PUMP
#33DRY VACUUM PUMP
#34Air compression device
#35Multiple stage dry pump
#36Dual-inlet supercharger for EGR flow control
#37FKM OR FFKM MULTIPLE LAYERS SEAL
#38VACUUM PUMP
#39Vacuum pump
#40Roots type gear compressor with helical lobes having communication with discharge port
#41Rotor assembly for multi-stage pump
#42Method of Pumping Gas
#43Rotary blower with isothermal air jacket
#44Gear Assembly
#45Torsion damping mechanism for a supercharger
#46Rotor shaft sealing method and structure of oil-free rotary compressor
#47SHAFT SEAL DEVICE FOR OIL-FREE ROTARY COMPRESSOR
#48ROTOR SHAFT SEALING STRUCTURE FOR OIL-FREE ROTARY COMPRESSOR
#49ROTARY COMPRESSOR UNIT AND METHOD OF CONTROLLING OPERATION THEREOF
#50Cleaning method of a rotary piston vacuum pump
#51Methods for designing lobe-type rotors
#52Methods for designing single-lobe rotors
#53Methods for designing lobe-type rotors
#54Seal assemblies
#55Device for supplying air to fuel cells
#56Rotary piston vacuum pump with washing installation
#57Double-lobe type rotor design process
#58Intake apparatus for engine of vehicle
#59Fluid machine
#60Pumping apparatus