ClassID:

136773

F01D1/22 - CPC Classification

Classification description:

Non-positive-displacement machines or engines, e.g. steam turbines without stationary working-fluid guiding means traversed by the working-fluid substantially radially

Recent Application in this class:
#1
20230175400
2023-06-08

RADIAL EXPANDER

#2
20190249560
2019-08-15

Angular velocity stepping and methods of use in turbomachinery

#3
20190120511
2019-04-25

Vent for use in an HVAC system

#4
20180119548
2018-05-03

Tapering spiral gas turbine with polygon electric generator for combined cooling, heating, power, pressure, work, and water

#5
20180030834
2018-02-01

AXIAL FLOW TURBINE

#6
20160326952
2016-11-10

Rotary directional pressure engine

#7
20160186568
2016-06-30

Turbocharger with a radial-axial turbine wheel

#8
20160169018
2016-06-16

Turbine exhaust seal

#9
20150330226
2015-11-19

Radial turbine blade

#10
20150292330
2015-10-15

Method of making a turbomachine

#11
20140255180
2014-09-11

Axial turbine

#12
20130219893
2013-08-29

Centrifugal compressor

#13
20130189101
2013-07-25

Drive apparatus for electricity generating apparatus

#14
20130042606
2013-02-21

Elder Rotary Stirling Engine

#15
20120009055
2012-01-12

REACTION-TYPE TURBINE

#16
20110255979
2011-10-20

IMPELLER FOR TURBINE

#17
20110058928
2011-03-10

Centrifugal pump with thrust balance holes in diffuser

#18
20110036091
2011-02-17

Thermodynamic power generation system

#19
20100283251
2010-11-11

Turbine assembly

#20
20090071734
2009-03-19

Method and Apparatus for Generating Electrical Power with Compressed Air and Vehicle Incorporating the Same

#21
20080252077
2008-10-16

Generating energy from fluid expansion

#22
20070151226
2007-07-05

Rotary heat engine

#23
20070131182
2007-06-14

Internal turbine-like toroidal combustion engine

#24
20070130910
2007-06-14

Rotary engine

#25
20060283170
2006-12-21

Radial flow turbine