ClassID:

136712

F01C21/003 - CPC Classification

Classification description:

Component parts, details or accessories not provided for in groups  -  Systems for the equilibration of forces acting on the elements of the machine

Sub-classes:
Recent Application in this class:
#1
20250102067
2025-03-27

METHODS AND SYSTEMS FOR SEALING ROTATING EQUIPMENT SUCH AS EXPANDERS OR COMPRESSORS

#2
20220282622
2022-09-08

Pistonless rotary motor for air compressor

#3
20200340477
2020-10-29

Compressor having lubrication structure for thrust surface

#4
20200088194
2020-03-19

Scroll compressor having communication groove

#5
20200011426
2020-01-09

Methods and systems for sealing rotating equipment such as expanders or compressors

#6
20180372099
2018-12-27

Scroll compressor having communication groove in orbiting end plate

#7
20180372098
2018-12-27

Compressor having lubrication structure for thrust surface

#8
20160265528
2016-09-15

Gear pump or hydraulic gear motor with helical toothing provided with hydraulic system for axial thrust balance

#9
20160146352
2016-05-26

Methods and systems for sealing rotating equipment such as expanders or compressors

#10
20160131133
2016-05-12

Scroll fluid machine including pins and guide rings

#11
20150118092
2015-04-30

Compressor having balance mechanism for a thrust bearing

#12
20130236343
2013-09-12

Compressor with low friction sealing

#13
20130089419
2013-04-11

Bearing carrier for a pump

#14
20130025565
2013-01-31

Multi-rotor rotary engine architecture

#15
20110262289
2011-10-27

Vane air motor with prevention of leaking radial bearing grease

#16
20080219872
2008-09-11

Scroll machine having counterweights with changeable cavity

#17
20080210194
2008-09-04

Orbiting Piston Machines

#18
20080138230
2008-06-12

Pressure sealed tapered screw pump/motor

#19
20060233655
2006-10-19

Scroll machine with axially compliant mounting

#20
20060133945
2006-06-22

Scroll machine having counterweights with changeable cavity

#21
20060090465
2006-05-04

Rotary positive displacement machine with orbiting piston

#22
20060073031
2006-04-06

Low input torque rotor for vane pump

#23
20050265879
2005-12-01

Scroll fluid machine having permanent magnets mounted on respective the stationary and orbiting end plates for preventing axial motion of the orbiting scroll

#24
20050223734
2005-10-13

Screw compressor-expander machine

#25
20050201883
2005-09-15

Scroll machine with stepped sleeve guide

#26
20050000214
2005-01-06

Rotary positive displacement machine