Patents-Review.com
ClassID:

136682 ⎘

F01C19/02 - CPC Classification

Classification description:

Sealing arrangements in rotary-piston machines or engines Radially-movable sealings for working fluids

Sub-classes:
Recent Application in this class:
#1
20250116223
2025-04-10

ROTARY PISTON MACHINE

 #2
20240151145
2024-05-09

Movement device

 #3
20230250722
2023-08-10

Rotary combustion engine block sealing

 #4
20230184127
2023-06-15

Rotary vane device with longitudinally extending seals

 #5
20230090367
2023-03-23

Multi-cylinder rotary engine having triangular cylinder

 #6
20230046714
2023-02-16

Piston sealing mechanism for a circulating piston engine

 #7
20210199047
2021-07-01

ROTARY VANE INTERNAL COMBUSTION ENGINE

 #8
20200325777
2020-10-15

Apex seal arrangement for rotary internal combustion engine

 #9
20200300091
2020-09-24

SURFACE TEXTURE AND GROOVE DESIGNS FOR SLIDING CONTACTS

 #10
20200270991
2020-08-27

Rotary engine rotor with lip and a recess on the flank

 #11
20200123902
2020-04-23

Hybrid elastomer/metal on metal motor

 #12
20200080421
2020-03-12

Rotary device

 #13
20190218911
2019-07-18

Rotary piston and cylinder device having a dish ringed rotor

 #14
20190195071
2019-06-27

Rotary piston and cylinder with the rotor including a formation and bearing arrangement

 #15
20190186264
2019-06-20

Rotary piston and cylinder device

 #16
20190078438
2019-03-14

Positive displacement rotary devices

 #17
20190048720
2019-02-14

ROTARY EXPANDER

 #18
20170321698
2017-11-09

System and Method for Improved Performance of Gerotor Compressors and Expanders

 #19
20170226856
2017-08-10

Positive displacement rotary devices with uniform tolerances

 #20
20170211388
2017-07-27

Rotary piston and cylinder device

 #21
20170167368
2017-06-15

Rotary Engine Rotor

 #22
20170138197
2017-05-18

Vane cell machine having a pressure piece which delimits two pressure chambers

 #23
20170074099
2017-03-16

Multi-vane impeller device

 #24
20170009582
2017-01-12

Rotary engine seals

 #25
20160348508
2016-12-01

Hybrid elastomer/metal on metal motor

 #26
20160251961
2016-09-01

Rotary internal combustion engine, gas compressor, and liquid pump

 #27
20160201668
2016-07-14

Concentric rotary fluid machine

 #28
20150377025
2015-12-31

ROTARY PISTON ENGINE

 #29
20150322790
2015-11-12

Rotation device and rotor compressor and fluid motor having the same

 #30
20150300173
2015-10-22

Ignition engine of the rotary type with a double rotation center

 #31
20150267702
2015-09-24

Gerotor with reduced leakage

 #32
20150240638
2015-08-27

TECHNIQUE FOR APEX-SEAL PROFILE DESIGN

 #33
20150184657
2015-07-02

Positive displacement rotary devices with uniquely configured voids

 #34
20150167464
2015-06-18

Positive displacement rotary devices with uniform tolerances

 #35
20150071806
2015-03-12

Rotary vane air motor with improved vanes and other improvements

 #36
20140261290
2014-09-18

Rotary internal combustion engine, gas compressor, and liquid pump

 #37
20140202152
2014-07-24

Cold state engine for utilising air thermal energy to output work, refrigeration and water

 #38
20140137836
2014-05-22

Rotary piston internal combustion engine

 #39
20140060056
2014-03-06

Rotational Engine

 #40
20140056745
2014-02-27

Fixed-vane positive displacement rotary devices

 #41
20140000447
2014-01-02

PNEUMATIC MOTOR

 #42
20130336829
2013-12-19

Rotary piston machine, especially rotary engine

 #43
20130202470
2013-08-08

Rotary vane air motor with improved vanes and other improvements

 #44
20130028777
2013-01-31

Gas seal arrangement for rotary internal combustion engine

 #45
20130028775
2013-01-31

Apex seal arrangement for rotary internal combustion engine

 #46
20130028769
2013-01-31

Apex seal for rotary internal combustion engine

 #47
20120288391
2012-11-15

Heat engine

 #48
20120263617
2012-10-18

Positive displacement rotary system

 #49
20110247583
2011-10-13

Internal Combustion Engine and Components Therefor

 #50
20110223046
2011-09-15

Positive displacement rotary system

 #51
20110176947
2011-07-21

Rotary engine vane cap apparatus and method of operation therefor

 #52
20100300400
2010-12-02

Rotary internal combustion engine

 #53
20100247360
2010-09-30

Gerotor apparatus for a quasi-isothermal Brayton cycle engine

 #54
20100178189
2010-07-15

ROTARY EXPANDING OR COMPRESSING MECHANISM PROVIDED IN FLUID CHANNEL WITH BLADES FOR TRAVERSING SHAFT

 #55
20090324432
2009-12-31

Gerotor apparatus for a quasi-isothermal Brayton cycle engine

 #56
20090291009
2009-11-26

Rotary piston machine

 #57
20090188460
2009-07-30

Sealing system for an oscillating-piston engine

 #58
20090114047
2009-05-07

Gear Assembly

 #59
20080267805
2008-10-30

Rotary engine combustion chamber

 #60
20080264379
2008-10-30

Rotary Engine

 #61
20080149066
2008-06-26

Aspiration plate for planetary rotary internal combustion engine

 #62
20070125320
2007-06-07

Oil-cooled internal combustion engine with rotary piston wall

 #63
20070023001
2007-02-01

Balanced rotary internal combustion engine or cycling volume machine

 #64
20060191510
2006-08-31

Planetary rotary internal combustion engine

 #65
20060102139
2006-05-18

Rotary internal combustion engine

 #66
20050260092
2005-11-24

Turbostatic compressor, pump, turbine and hydraulic motor and method of its operation

 #67
20050235947
2005-10-27

Planetary rotary internal combustion engine

 #68
20050079084
2005-04-14

Rotary pistons

 #69
20050051129
2005-03-10

Planetary piston rotary engine

 #70
20050031479
2005-02-10

Rotary fluid machine

 #71
20050025633
2005-02-03

Rotating fluid machine

 #72
20050000483
2005-01-06

Balanced rotary internal combustion engine or cycling volume machine

 #73
18907621
2025-09-23

Three-cycle (stroke) rotary radial vane piston internal combustion engine

 #74
18818659
2025-05-27

Integrated internal continuous combustion rotary engine