ClassID:

143615

F04C18/3564 - CPC Classification

Classification description:

Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups , , , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution

Recent Application in this class:
#1
20260078757
2026-03-19

MAGNETIC DEBRIS FILTER FOR COMPRESSOR AND COMPRESSOR WITH MAGNETIC DEBRIS FILTER

#2
20250334120
2025-10-30

COMPRESSOR

#3
20250243863
2025-07-31

ROTARY COMPRESSOR

#4
20250122876
2025-04-17

COMPRESSOR AND REFRIGERATION CYCLE DEVICE

#5
20250116273
2025-04-10

ROTARY COMPRESSOR

#6
20250020124
2025-01-16

COMPRESSOR AND REFRIGERATION DEVICE

#7
20240418170
2024-12-19

COMPRESSOR AND AIR CONDITIONER

#8
20240271621
2024-08-15

Low-pressure chamber rotary compressor and air conditioner

#9
20240263631
2024-08-08

COMPRESSOR UNIT AND REFRIGERATION APPARATUS

#10
20230117903
2023-04-20

Rotary compressor with an oil groove facing the vane and exposed to a gap between the vane and the piston

#11
20230080650
2023-03-16

Two-cylinder rotary compressor with mufflers

#12
20230067061
2023-03-02

Rotary compressor

#13
20230050050
2023-02-16

Rotary compressor including a plurality of recessed portions for retaining lubricating oil

#14
20230018817
2023-01-19

Single-stage enthalpy enhancing rotary compressor and air conditioner having same

#15
20220412358
2022-12-29

Rotary compressor

#16
20220290672
2022-09-15

Compressor and refrigeration system

#17
20220186731
2022-06-16

Rotary compressor with first and second main suction ports

#18
20220099080
2022-03-31

Compressor and air conditioner

#19
20220082094
2022-03-17

Pump body assembly, compressor and air conditioner

#20
20220025886
2022-01-27

Hermetic compressor including an intermediate plate having a curved suction passage

#21
20210363991
2021-11-25

Rotary compressor

#22
20210363990
2021-11-25

Rotary compressor including a bearing containing an asymmetrical pocket to improve compressor efficiency

#23
20210340981
2021-11-04

Multistage compression system

#24
20210301823
2021-09-30

Rotary compressor

#25
20210301821
2021-09-30

Motor-driven compressor

#26
20210207601
2021-07-08

Rotary compressor and refrigeration cycle apparatus

#27
20210164472
2021-06-03

Rotary compressor

#28
20210071665
2021-03-11

Two-stage compressor with a gas storage chamber between stages and air conditioner having same

#29
20210054842
2021-02-25

Rotary compressor and refrigeration cycle apparatus

#30
20210033094
2021-02-04

Rotary compressor

#31
20200408097
2020-12-31

Rotary compressor having a combined vane-roller structure including a ferrosoferric oxide film on a surface of a coupling groove of the roller

#32
20200284247
2020-09-10

Compressor having intermediate passage capable of conveying accumulated oil to a second compression part and air conditioner including same

#33
20200277957
2020-09-03

Multi-stage compressor and air conditioner having a linkage between the vanes of the different stages

#34
20200224656
2020-07-16

Vane rotary compressor

#35
20200217317
2020-07-09

Compressor, air conditioner and method for assembling compressor

#36
20200208634
2020-07-02

Rotary compressor

#37
20200173439
2020-06-04

Rotary compressor

#38
20190249668
2019-08-15

Pump body assembly and compressor having crank shaft with eccentric components, disc partition plate, and annular partition plate

#39
20190234407
2019-08-01

Rotary compressor with groove for supplying oil

#40
20190211823
2019-07-11

Rotary compressor having reduced pressure loss of refrigerant flow

#41
20190195228
2019-06-27

Dual cylinder rotary compressor with intermediate plate that flows both cylinders to the muffler

#42
20180347565
2018-12-06

Rotary compressor with a valve in the vane

#43
20180291899
2018-10-11

Rotary compressor having two cylinders

#44
20180266423
2018-09-20

Rotary compressor

#45
20180266419
2018-09-20

Hermetic compressor having inlet port arrangement including a suction passage defined in an intermediate plate

#46
20180238596
2018-08-23

Rotary compressor and refrigerating cycle device having bearings containing annular groove/elastic portion arrangement

#47
20180216856
2018-08-02

Rotary compressor and refrigeration cycle device

#48
20180209423
2018-07-26

Rotary compressor with vapor injection system

#49
20180156216
2018-06-07

Rotary compressor and refrigerating cycle device

#50
20180156215
2018-06-07

Rotary compressor and refrigeration cycle device having same

#51
20180135630
2018-05-17

Rotary compressor for compressing refrigerant using cylinder

#52
20180135629
2018-05-17

Rotary compressor

#53
20180106255
2018-04-19

Compressor with liquid injection cooling

#54
20170350394
2017-12-07

Rotary-type compressor

#55
20170350393
2017-12-07

Cylinder rotary compressor having an inlet of the rotor-side suction passage opened at the rotor-side concave portion and communicating with a rotor-side communication space therein

#56
20170335848
2017-11-23

Rotary compressor having communication path hole overlap with discharge chamber concave portion

#57
20170298936
2017-10-19

Rotary compressor

#58
20170248356
2017-08-31

High pressure compressor and refrigerating machine having a high pressure compressor

#59
20170248139
2017-08-31

Two-cylinder hermetic compressor

#60
20170226685
2017-08-10

Rotary compressor, heat pump, and household appliance

#61
20170218955
2017-08-03

Rotary compressor

#62
20170218954
2017-08-03

Sliding member for a compressor

#63
20170175742
2017-06-22

Rotary compressor

#64
20170167487
2017-06-15

Rotary compressor having two cylinders

#65
20170138360
2017-05-18

Low-backpressure rotary compressor

#66
20170130717
2017-05-11

Electric compressor and refrigeration device having same

#67
20170108246
2017-04-20

Two-stage rotary compressor and refrigeration cycle device having same

#68
20170097176
2017-04-06

COMPRESSOR AND REFRIGERATION CYCLE APPARATUS

#69
20170074269
2017-03-16

Rotary compressor

#70
20170067468
2017-03-09

Compressor

#71
20170003057
2017-01-05

Rotary compressor

#72
20160327041
2016-11-10

Brushless DC compressor in micro-miniature form

#73
20160305429
2016-10-20

Rotary compressor and compression unit thereof, and air conditioner

#74
20160282019
2016-09-29

Expansion compressor apparatus and air conditioner having the same

#75
20160273537
2016-09-22

Compressor and method for producing compressor

#76
20160201677
2016-07-14

Refrigerant filling rotary compressor

#77
20160138593
2016-05-19

Rotary compressor having vane that has diamond-like carbon layer

#78
20160131138
2016-05-12

Compressor with liquid injection cooling

#79
20160131137
2016-05-12

Lubrication of a rotary compressor

#80
20160131135
2016-05-12

Rotary compressor with silicon dioxide

#81
20160108916
2016-04-21

Rotor with a resin layer that has circular or spiral grooves

#82
20160061203
2016-03-03

Scroll compressor

#83
20160047379
2016-02-18

Multi-cylinder rotary compressor and vapor compression refrigeration cycle system including the multi-cylinder rotary compressor

#84
20150377237
2015-12-31

Compressor

#85
20150322949
2015-11-12

Rotary compressor having an oil groove in an inner peripheral surface of a bearing

#86
20150292506
2015-10-15

Rotary compressor and refrigeration cycle device

#87
20150275896
2015-10-01

Abutment rotary pump with repelling magnets

#88
20150236574
2015-08-20

Single-phase induction motor, hermetic compressor, and refrigeration cycle device

#89
20150188377
2015-07-02

Compressor, motor included therein, and method for manufacturing the motor

#90
20150118091
2015-04-30

Rotary compressor with vapor injection system

#91
20150078933
2015-03-19

Rotary compressor and refrigerating cycle apparatus

#92
20150050173
2015-02-19

Variable displacement pump with double eccentric ring and displacement regulation method

#93
20150020539
2015-01-22

Compressor and air conditioning apparatus using the same

#94
20150017045
2015-01-15

Vacuum pump of vehicle preventing lubricant from reintroducing for reducing operation noise

#95
20150010418
2015-01-08

Inverted air compressor

#96
20140322057
2014-10-30

Rotary compressor

#97
20140314607
2014-10-23

REFRIGERANT COMPRESSOR

#98
20140314606
2014-10-23

Refrigerant compressor including a polymerization inhibitor contained therein

#99
20140294639
2014-10-02

Rotary compressor

#100
20140219851
2014-08-07

Rotary compressor

#101
20140219845
2014-08-07

Rotary systems lubricated by fluid being processed

#102
20140119968
2014-05-01

Rotary compressor having discharge groove to communicate compression chamber with discharge port near vane groove

#103
20140090413
2014-04-03

Refrigeration cycle device capable of efficiently varying capacity providing a first and a second compressing mechanism disposed in a hermetic container

#104
20130343942
2013-12-26

Rotary compressor

#105
20130259725
2013-10-03

Rotary compressor with oiling mechanism

#106
20130209299
2013-08-15

Compressor with liquid injection cooling

#107
20130175896
2013-07-11

Rotor of induction motor, induction motor, compressor, air blower, and air conditioner

#108
20130171017
2013-07-04

Rotary compressor with dual eccentric portion

#109
20130084202
2013-04-04

Vane rotary compressor

#110
20120308425
2012-12-06

ROTARY COMPRESSOR

#111
20120260691
2012-10-18

Multi-cylinder rotary compressor and refrigeration cycle apparatus

#112
20120189470
2012-07-26

Compressor

#113
20120174620
2012-07-12

Hermetic compressor and refrigeration cycle equipment using the same

#114
20120174619
2012-07-12

Rotary compressor and refrigeration cycle apparatus

#115
20120174618
2012-07-12

Rotary compressor and refrigeration cycle apparatus

#116
20120174617
2012-07-12

Refrigerant compressor and refrigeration cycle apparatus

#117
20120151948
2012-06-21

REFRIGERATION CYCLE APPARATUS

#118
20120141312
2012-06-07

Compressor

#119
20120137679
2012-06-07

INTERNAL COMBUSTION ENGINE EGR APPARATUS

#120
20120134864
2012-05-31

Compressor having an inlet port formed to overlap with a roller and a cylinder-type rotor for compressing a refrigerant

#121
20120128519
2012-05-24

ROTARY COMPRESSOR

#122
20120128516
2012-05-24

Compressor

#123
20120128511
2012-05-24

Compressor

#124
20120087822
2012-04-12

Compressor with steel and cast iron sliding materials

#125
20120085119
2012-04-12

Refrigerant compressor and heat pump apparatus

#126
20120085118
2012-04-12

Refrigerant compressor and heat pump apparatus

#127
20120060547
2012-03-15

MOTOR FOR COMPRESSOR, COMPRESSOR AND REFRIGERATION CYCLE APPARATUS

#128
20120051958
2012-03-01

Compressor with liquid injection cooling

#129
20120039735
2012-02-16

Variable capacity rotary compressor and air conditioning system having the same

#130
20110302954
2011-12-15

Rotary-type fluid machine and refrigeration cycle apparatus

#131
20110293445
2011-12-01

Hermetic compressor

#132
20110243778
2011-10-06

Rotary compressor with spring holder pin

#133
20110236245
2011-09-29

Rotary compressor with improved oil retention

#134
20110176949
2011-07-21

Rotary compressor with enhanced sealing between mode switching device and chamber thereof

#135
20110165004
2011-07-07

Rotary-type 2-stage compressor

#136
20110158840
2011-06-30

Oil recovery member, and motor mechanism and compressor using the same

#137
20110142705
2011-06-16

Rotary compressor with improved suction portion location

#138
20110138848
2011-06-16

Variable capacity type rotary compressor, cooling apparatus having the same, and method for driving the same

#139
20110135529
2011-06-09

Rotary compressor with improved connection

#140
20110135526
2011-06-09

Rotary compressor

#141
20110126579
2011-06-02

Compressor having first and second rotary member arrangement using a vane

#142
20110123381
2011-05-26

Compressor

#143
20110123366
2011-05-26

Compressor

#144
20110123361
2011-05-26

Variable capacity type rotary compressor

#145
20110120178
2011-05-26

Compressor having first and second rotary member arrangement using a vane

#146
20110120174
2011-05-26

COMPRESSOR

#147
20110076173
2011-03-31

Rotary compressor and manufacturing method of the same

#148
20110058970
2011-03-10

ROTARY COMPRESSOR AND METHOD

#149
20110027117
2011-02-03

ROTARY COMPRESSOR

#150
20110020148
2011-01-27

Multi-stage rotary compressor

#151
20100319392
2010-12-23

Capacity varying type rotary compressor and refrigeration system having the same

#152
20100314955
2010-12-16

Motor rotor and compressor equipped with the motor rotor

#153
20100310388
2010-12-09

Sealing structure and compressor

#154
20100284847
2010-11-11

2 STAGE ROTARY COMPRESSOR

#155
20100284833
2010-11-11

SEALED TYPE COMPRSSOR

#156
20100278675
2010-11-04

2 stage rotary compressor

#157
20100278674
2010-11-04

2 stage rotary compressor

#158
20100275638
2010-11-04

FLUID MACHINE

#159
20100215525
2010-08-26

Sealed type rotary compressor

#160
20100215524
2010-08-26

SEALED TYPE ROTARY COMPRESSOR

#161
20100162750
2010-07-01

Expander-compressor unit and refrigeration cycle apparatus having the same

#162
20100132398
2010-06-03

Fluid machine and refrigeration cycle apparatus having the same

#163
20100096945
2010-04-22

Insulator for motor, stator, motor and compressor

#164
20100095702
2010-04-22

Compressor incorporated with oil separator

#165
20100092324
2010-04-15

Variable capacity rotary compressor

#166
20100089092
2010-04-15

Refrigeration cycle apparatus and fluid machine used therefor

#167
20100054978
2010-03-04

INJECTIBLE TWO-STAGE COMPRESSION ROTARY COMPRESSOR

#168
20100047087
2010-02-25

Rotary compressor having a muffler with a discharge region to discharge compressed gas toward an outer surface of the crankshaft

#169
20100011807
2010-01-21

Capacity modulation compressor and air conditioning system having the same

#170
20100011806
2010-01-21

Motor, compressor and air conditioning system having the same

#171
20090293534
2009-12-03

Rotary compressor having an oil separation plate therein

#172
20090280020
2009-11-12

Compressor having an ejector oil pump

#173
20090238710
2009-09-24

Multicylindrical rotary compressor, compression system, and freezing device using the compression system

#174
20090238705
2009-09-24

Rotary compressor having main bearing integrally formed with cylinder or piston serving as fixed side

#175
20090230811
2009-09-17

Motor and compressor

#176
20090180912
2009-07-16

ROTARY COMPRESSOR

#177
20090175740
2009-07-09

Compressor having muffler outlets orthogonally arranged relative to the suction mouth

#178
20090155112
2009-06-18

Capacity-variable rotary compressor

#179
20090155111
2009-06-18

Rotary-type fluid machine and refrigeration cycle apparatus

#180
20090148325
2009-06-11

Rotary type compressor

#181
20090136375
2009-05-28

REFRIGERANT COMPRESSOR, COOLING SYSTEM AND REFRIGERATOR

#182
20090104062
2009-04-23

Two stage compressor having rotary and scroll type compression mechanisms

#183
20090104060
2009-04-23

COMPRESSOR

#184
20090100861
2009-04-23

COMPRESSOR

#185
20090087321
2009-04-02

TWO-STAGE COMPRESSION ROTARY COMPRESSOR

#186
20090081053
2009-03-26

Two-stage rotary compressor

#187
20090035166
2009-02-05

Two-stage rotary compressor

#188
20080314053
2008-12-25

Capacity Variable Type Rotary Compressor and Driving Method Thereof and Driving Method for Air Conditioner Having the Same

#189
20080307808
2008-12-18

Capacity variable device for rotary compressor and driving method of air conditioner having the same

#190
20080298993
2008-12-04

Compression system, multicylinder rotary compressor, and refrigeration apparatus using the same

#191
20080292485
2008-11-27

Multistage compression type rotary compressor

#192
20080286137
2008-11-20

Multistage compression type rotary compressor

#193
20080267804
2008-10-30

Two-cylinder rotary compressor with suction pipes

#194
20080240955
2008-10-02

HYDRAULIC PUMP

#195
20080240954
2008-10-02

Rotary compressor

#196
20080236192
2008-10-02

Rotary compressor and heat pump system

#197
20080213116
2008-09-04

Multi-Stage Rotary Compressor

#198
20080206082
2008-08-28

Closed compressor and refrigerating cycle apparatus

#199
20080206071
2008-08-28

Compression system, multicylinder rotary compressor, and refrigeration apparatus using the same

#200
20080199338
2008-08-21

Multistage compression type rotary compressor

#201
20080199325
2008-08-21

Compression system, multicylinder rotary compressor, and refrigeration apparatus using the same

#202
20080193314
2008-08-14

Rotary compressor defining gaps of different sizes

#203
20080193310
2008-08-14

Capacity varying type rotary compressor and refrigeration system having the same

#204
20080145256
2008-06-19

Hermetic rotary compressor

#205
20080141693
2008-06-19

Motor-driven compressor

#206
20080120985
2008-05-29

ROTARY COMPRESSOR, CONTROL METHOD THEREOF, AND AIR CONDITIONER USING THE SAME

#207
20080107556
2008-05-08

Rotary compressor for changing compression capacity

#208
20080101974
2008-05-01

Rotary compressor

#209
20080092586
2008-04-24

REFRIGERATING CYCLE DEVICE AND SEALED-TYPE ROTARY COMPRESSOR

#210
20080087033
2008-04-17

Air conditioner and driving method thereof

#211
20080087030
2008-04-17

Water-cooled air conditioner

#212
20080087027
2008-04-17

Water-cooled air conditioner

#213
20080078191
2008-04-03

Rotary compressor and heat pump system

#214
20080075609
2008-03-27

Compressor

#215
20080056925
2008-03-06

VANE ROOM UNIT AND ROTARY COMPRESSOR HAVING THE SAME

#216
20080056923
2008-03-06

Rotary compressor with a filling member in the vane slot

#217
20080056913
2008-03-06

Capacity varying type rotary compressor

#218
20080031756
2008-02-07

Capacity variable type twin rotary compressor and driving method thereof

#219
20080025860
2008-01-31

Two-stage rotary compressor

#220
20080010826
2008-01-17

Method of manufacturing a compressor

#221
20080008608
2008-01-10

Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit

#222
20080003123
2008-01-03

Capacity varying type rotary compressor

#223
20070280843
2007-12-06

Rotary compressor for changing compression capacity

#224
20070261238
2007-11-15

Compressor including attached compressor container

#225
20070243079
2007-10-18

Variable capacity rotary compressor and method of varying capacity thereof

#226
20070231171
2007-10-04

DISPLACEMENT TYPE COMPRESSOR

#227
20070204633
2007-09-06

Apparatus and Method for Cooling of Air

#228
20070180841
2007-08-09

System for controlling compressor of cooling system and method for controlling the same

#229
20070172374
2007-07-26

Expander

#230
20070154328
2007-07-05

Rotary compressor

#231
20070148026
2007-06-28

Compressor

#232
20070148025
2007-06-28

Compressor

#233
20070140881
2007-06-21

Multistage compression type rotary compressor

#234
20070122297
2007-05-31

Rotary compressor

#235
20070122284
2007-05-31

Rotary compressor having two compression capacities

#236
20070104590
2007-05-10

Rotary compressor having discharge muffling

#237
20070071628
2007-03-29

COMPRESSOR

#238
20070003423
2007-01-04

Variable capacity rotary compressor

#239
20060230782
2006-10-19

Refrigerating device and refrigerator

#240
20060225456
2006-10-12

Hermetic rotary compressor and refrigerating cycle device using the same

#241
20060222543
2006-10-05

Variable capacity rotary compressor

#242
20060222511
2006-10-05

Multicylindrical rotary compressor

#243
20060216185
2006-09-28

Hermetic rotary compressor

#244
20060210418
2006-09-21

Variable capacity rotary compressor

#245
20060210408
2006-09-21

Hermetically sealed compressor having oil supply mechanism based on refrigerant pressure

#246
20060193732
2006-08-31

Variable capacity compressor and starting method thereof

#247
20060192171
2006-08-31

Hermetic type compressor with wave-suppressing member in the oil reservoir

#248
20060182646
2006-08-17

Multi-stage rotary compressor having rollers which are different in thickness

#249
20060175914
2006-08-10

Terminal cover, sealed type electromotive compressor provided with the terminal cover, and refrigerant cycle device in which the sealed type electromotive compressor constitutes refrigerant circuit

#250
20060171835
2006-08-03

Discharge muffler system for a rotary compressor

#251
20060171833
2006-08-03

Rotary compressor having a stepped cover of a discharge muffler chamber

#252
20060171829
2006-08-03

Chamber for Compressor and Compressor Using the Same

#253
20060168996
2006-08-03

Refrigerating device, refrigerator, compressor, and gas-liguid separator

#254
20060168994
2006-08-03

Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit

#255
20060159566
2006-07-20

Multi-stage rotary compressor

#256
20060153705
2006-07-13

Drive shaft for compressor

#257
20060140802
2006-06-29

Multicylindrical rotary compressor, compression system, and freezing device using the compression system

#258
20060140791
2006-06-29

Miniature rotary compressor, and methods related thereto

#259
20060120889
2006-06-08

Discharge valve for compressor

#260
20060104845
2006-05-18

Variable capacity rotary compressor with pressure adjustment device

#261
20060093503
2006-05-04

Variable capacity rotary compressor

#262
20060093494
2006-05-04

Rotary hermetic compressor and refrigeration cycle system

#263
20060090488
2006-05-04

Apparatus for changing capacity of multi-stage rotary compressor

#264
20060073061
2006-04-06

Sleeve for coupling a refrigerant pipe to a compressor container

#265
20060073034
2006-04-06

Compressor

#266
20060056987
2006-03-16

Multi-cylinder compressor

#267
20060034720
2006-02-16

Variable capacity rotary compressor

#268
20060008360
2006-01-12

Compression system, multicylinder rotary compressor, and refrigeration apparatus using the same

#269
20060002809
2006-01-05

Rotary closed type compressor and refrigerating cycle apparatus

#270
20050214151
2005-09-29

Rotary compressor

#271
20050214138
2005-09-29

Multistage rotary compressor

#272
20050214137
2005-09-29

Multicylinder rotary compressor and compressing system and refrigerating unit provided with same

#273
20050210891
2005-09-29

Trans-critical refrigerating unit

#274
20050207925
2005-09-22

Variable capacity rotary compressor

#275
20050191198
2005-09-01

Two-stage rotary compressor

#276
20050183447
2005-08-25

Refrigerant cycling device

#277
20050172662
2005-08-11

Refrigerant cycling device

#278
20050172661
2005-08-11

Compressor

#279
20050172646
2005-08-11

Refrigerant compressor, and refrigerating machine using the same

#280
20050144977
2005-07-07

Refrigerant cycling device

#281
20050144973
2005-07-07

Compressor having a throttled-return passage connecting an oil accumulator to a seal container

#282
20050144972
2005-07-07

Compressor

#283
20050144964
2005-07-07

Refrigerant cycling device

#284
20050129559
2005-06-16

Horizontal rotary compressor

#285
20050129551
2005-06-16

Variable capacity rotary compressor

#286
20050126194
2005-06-16

Refrigerant cycle apparatus

#287
20050112010
2005-05-26

Variable capacity rotary compressor

#288
20050112009
2005-05-26

Variable capacity rotary compressor

#289
20050112008
2005-05-26

Variable capacity rotary compressor

#290
20050089413
2005-04-28

Multistage compression type rotary compressor and cooling device

#291
20050079071
2005-04-14

Variable capacity rotary compressor

#292
20050074354
2005-04-07

Compressor and method of manufacturing the same

#293
20050072173
2005-04-07

Refrigerant cycle apparatus

#294
20050069445
2005-03-31

Horizontal type compressor and automobile air conditioner equipped with the same

#295
20050069442
2005-03-31

Variable capacity rotary compressor

#296
20050069441
2005-03-31

Variable capacity rotary compressor

#297
20050069423
2005-03-31

Rotary compressor, and car air conditioner and heat pump type water heater using the compressor

#298
20050069422
2005-03-31

Variable capacity rotary compressor

#299
20050019193
2005-01-27

Variable capacity rotary compressor

#300
20050019192
2005-01-27

Variable capacity rotary compressor