ClassID:

140202

F02G2243/54 - CPC Classification

Classification description:

Stirling type engines having closed regenerative thermodynamic cycles with flow controlled by volume changes having their pistons and displacers each in separate cylinders having resonance tubes thermo-acoustic

Recent Application in this class:
#1
20220177146
2022-06-09

Electric propulsion system of an aircraft

#2
20220000672
2022-01-06

Heat-assisted pumping systems for use in negative pressure wound therapy

#3
20200355408
2020-11-12

Thermoacoustic device with diaphragm structure

#4
20200240357
2020-07-30

Thermoacoustic transducer apparatus including a working volume and reservoir volume in fluid communication through a conduit

#5
20190376469
2019-12-12

Apparatus for performing energy transformation between thermal energy and acoustic energy

#6
20190242624
2019-08-08

Thermoacoustic device

#7
20190226381
2019-07-25

Energy conversion device

#8
20190203660
2019-07-04

Secure control system for multistage thermo acoustic micro-CHP generator

#9
20190131849
2019-05-02

Toroidal spiral cascading of multiple heat engine stages in traveling wave thermoacoustic engines

#10
20190085833
2019-03-21

Thermoacoustic engine

#11
20180140467
2018-05-24

Heat-assisted pumping systems for use in negative pressure wound therapy

#12
20170130702
2017-05-11

System and method for energy conversion

#13
20170030339
2017-02-02

Hybrid power system

#14
20160231028
2016-08-11

Thermoacoustic heating device

#15
20160177802
2016-06-23

Acoustic energy cooling source

#16
20160146153
2016-05-26

Secure control system for multistage thermo acoustic micro-CHP generator

#17
20160084239
2016-03-24

Heat/acoustic wave conversion component and heat/acoustic wave conversion unit

#18
20160084238
2016-03-24

Heat/acoustic wave conversion component and heat/acoustic wave conversion unit

#19
20160084198
2016-03-24

Heat/acoustic wave conversion unit

#20
20140083094
2014-03-27

Implementing microscale thermoacoustic heat and power control for processors and 3D chipstacks

#21
20130219879
2013-08-29

Alpha-stream convertor

#22
20130111894
2013-05-09

System and method for energy conversion by pressure wave and/or phase-exchange

#23
20120007369
2012-01-12

Compact thermoacoustic array energy converter

#24
20110277473
2011-11-17

Thermal Energy Transfer System

#25
20110259003
2011-10-27

Thermoacoustic engine

#26
20110259000
2011-10-27

Thermoacoustic engine

#27
20110252811
2011-10-20

Travelling wave thermoacoustic piezoelectric system for generating electrical energy from heat energy

#28
20110252809
2011-10-20

Standing wave thermoacoustic piezoelectric system and apparatus for generating electrical energy from heat energy

#29
20110162827
2011-07-07

HEAT EXCHANGER ARRANGEMENT

#30
20110025073
2011-02-03

Thermo-electro-acoustic engine and method of using same

#31
20100037627
2010-02-18

CAPTURE AND REMOVAL OF GASES FROM OTHER GASES IN A GAS STREAM

#32
20090184604
2009-07-23

Compact thermoacoustic array energy converter

#33
20090107138
2009-04-30

In-line stirling energy system

#34
20080276625
2008-11-13

Acoustic power transmitting unit for thermoacoustic systems

#35
20080202114
2008-08-28

Micro heat engine and method of manufacturing

#36
20080110180
2008-05-15

Thermoacoustic Device

#37
20080072607
2008-03-27

Densifier for simultaneous conditioning of two cryogenic liquids

#38
20080060364
2008-03-13

Thermoacoustic device with suppressor

#39
20070261839
2007-11-15

Heat exchanger and thermoacoustic device using the same

#40
20050274123
2005-12-15

Thermoacoustic device

#41
20050189727
2005-09-01

Bellows seals for thermoacoustic devices and reciprocating machinery

#42
20050109042
2005-05-26

High frequency thermoacoustic refrigerator

#43
20050028535
2005-02-10

Compliant enclosure for thermoacoustic device

#44
20050016171
2005-01-27

Thermoacoustic engine-generator

#45
16714131
2022-06-28

Thermal management system