WO2010084177A1 - Verdichter, insbesondere radialkolbenverdichter für kohlenstoffdioxid als kältemittel - Google Patents
Verdichter, insbesondere radialkolbenverdichter für kohlenstoffdioxid als kältemittel Download PDFInfo
- Publication number
- WO2010084177A1 WO2010084177A1 PCT/EP2010/050737 EP2010050737W WO2010084177A1 WO 2010084177 A1 WO2010084177 A1 WO 2010084177A1 EP 2010050737 W EP2010050737 W EP 2010050737W WO 2010084177 A1 WO2010084177 A1 WO 2010084177A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- compressor
- recess
- fluid connection
- drive shaft
- radial
- Prior art date
Links
- 239000003507 refrigerant Substances 0.000 title claims abstract description 21
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 title description 2
- 239000001569 carbon dioxide Substances 0.000 title description 2
- 239000012530 fluid Substances 0.000 claims abstract description 34
- 238000004891 communication Methods 0.000 claims description 13
- 101100240595 Mus musculus Nipal4 gene Proteins 0.000 claims 1
- 238000005553 drilling Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000005461 lubrication Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 5
- 238000004378 air conditioning Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/04—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B27/053—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with an actuating element at the inner ends of the cylinders
- F04B27/0531—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with an actuating element at the inner ends of the cylinders with cam-actuated distribution members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B27/1036—Component parts, details, e.g. sealings, lubrication
- F04B27/109—Lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0094—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 crankshaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/08—Cooling; Heating; Preventing freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
- F04C29/045—Heating; Cooling; Heat insulation of the electric motor in hermetic pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2309/00—Gas cycle refrigeration machines
- F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
- F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/002—Lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/02—Compressor arrangements of motor-compressor units
- F25B31/023—Compressor arrangements of motor-compressor units with compressor of reciprocating-piston type
Definitions
- the present invention relates to a compressor, in particular a radial piston compressor, and more particularly to compressors for CO 2 as refrigerant according to the preamble of patent claim 1.
- Compressors especially compressors for refrigerants such as R134a, R404A, R507, R407C, R22 or R744 (CO 2 ) have become indispensable in today's age and come, inter alia, in the field of mobile cooling and air conditioning such as the air conditioning of passenger cars and trucks Air conditioning of buses and trains and the transport cooling, but also the stationary cooling of food, in cold stores or in medical technology for use. Also in the field of building room air conditioning such compressors are essential today.
- the applicant's semi-hermetic catalog discloses examples of compressors which are used in some of the areas mentioned. In particular, from this catalog reciprocating compressors with two, four, six and eight cylinders are known, which have displacements of approximately 62 cm 3 - 3.215 cm 3 .
- a compressor in the form of a radial piston compressor which comprises a compressor unit for compressing refrigerant and a drive shaft for driving the compressor unit.
- the centers of the pistons are arranged in the compressor according to DE 103 56 373 A1 in a common plane which is pierced vertically by the drive shaft or on which a longitudinal axis of the drive shaft extending central axis is perpendicular.
- FIG. 1 shows a first embodiment of a compressor according to the invention in a partial sectional view in a horizontal installation manner.
- Fig. 2 shows the embodiment of Figure 1 in a standing installation.
- FIG. 3 shows a detailed representation of a detail from FIGS. 1 and 2;
- FIG. 4 shows a detailed representation of a second possible embodiment of a compressor according to the invention analogous to the representation in FIG. 3;
- FIG. 5 is a detailed view of a third possible embodiment of a compressor according to the invention analogous to the representation in FIG. 3.
- the first embodiment of a compressor 10 has a compressor unit 12 and a motor unit 14.
- the motor unit 14 has a motor housing 16, which in the first embodiment limits not only an engine compartment 18 but also partially the compressor unit 12.
- a drive shaft 22 is arranged, via which the motor 20 is in operative engagement with the compressor unit 12.
- the compressor unit 12 has six pistons 24, which are arranged in the radial direction.
- the pistons 24 are arranged in a common plane, which is spanned by the piston center axis extending in the piston longitudinal direction, and which is perpendicular to the drive shaft 22.
- the compressor unit 12 is for compressing Kältemitte! provided, with common refrigerants such as R134a, R404A, R507, R407C, R22 or even preferably R744 (CO 2 ) are conceivable as a refrigerant.
- the refrigerant passes on a Sau ⁇ gasseite via a suction gas arranged suction chamber 26 in (formed in the radial direction) cylinder bores 28 of the compressor 10, in which the piston 24 are arranged back and forth.
- the compression of the refrigerant takes place by a movement of the piston 24 in the radial direction. If the piston 24 has reached an upper position in the cylinder bore 28, that is, the piston 24 has reached in a radially outwardly facing position, the then compressed refrigerant is discharged into a high-pressure side arranged pressure gas chamber 30, from where the compressed refrigerant to a Compressor 10 associated refrigerant circuit is provided.
- the compressor 10 in addition to the compressor unit 12 and the motor unit 14 and an electrical Rakaste ⁇ 32, which on the motor housing 16 of the compressor 10 by means of fasteners z. B. is attached in the form of screws.
- the stator of the electric motor 20 is positioned in the motor housing 16 and may be fixed thereto by means of screws, for example.
- the terminal box 32 In the terminal box 32, the electrical connections for the compressor 10, in particular the connections for the power or voltage supply of the electric motor 20 are arranged. Furthermore, electronic motor protection components are contained in the connection box 32, to which components such as a thermal protection thermostat 38 can be connected.
- the terminal box 32 has a plurality of cable inlets 36, which, as shown in Fig. 1, may be closed in the unused state, for. B. by means of closure elements.
- the illustrated cable inlets 36 are preferably pre-stamped, originally closed recesses, which are only opened by impressions. Thus, no separate components are required, but are areas of the outer contour of Anschiusskastens 32, which were pre-stamped for easier opening.
- a heat-protection thermostat 38 is preferably not disposed in direct contact with the refrigerant due to the high pressures of the refrigerant (eg, CO 2 ), but disposed separately from the refrigerant in the motor housing 16. As a result, the thermal protection thermostat 38 is only indirectly in thermal communication with the refrigerant.
- the thermal protection thermostat 38 may be connected by means of a cable 39 to elements in the junction box 32, e.g. B. through a cable inlet 36 therethrough.
- lubricant in the form of oil 41 in the compressor 10.
- the stockpiling of the oil 41 takes place in the engine compartment 18, the oil 41 not only for the lubrication of arranged in the engine compartment 18, but also arranged from outside the engine compartment 18 components of the compressor 10 is used.
- bearings 40, 42, 44 front bearing bush 42, rear bearing bush 44 and bearing 40 for mounting the drive shaft 22 in the motor housing 16.
- the movable components of the compressor unit 12, in particular the pistons 24, require appropriate lubrication.
- the compressor 10 has a fluid connection 45 between the engine compartment 18 and the suction gas side (suction chamber 26), which in addition to the return of the engine cooling partial mass flow and the lubrication of the bearings 40, 42, 44 serves.
- the fluid connection 45 is largely formed in the drive shaft 22 and consists inter alia of a first formed in the drive shaft 22 axial recess in the form of a réelleckenden in the axial direction bore 46.
- the fluid connection 45 includes four arranged in the radial direction in the drive shaft 22 Radial recesses in the form of a first, a second, a third and a fourth radial bore 48, 50, 52, 54, which are in fluid communication with the bore 46.
- the first radial bore 48 For receiving the partial mass flow, which also includes oil or oil mist, is used, the first radial bore 48, which extends through the entire drive shaft 22 therethrough, so that it has two openings to the engine compartment 18 out.
- the second, third and fourth radial bores 50, 52, 54 are provided for lubricating the bearings 40, 42, 44. Through this oil 41 in the radial direction in the bearings to be lubricated escape. The exit of the oil 41 in the radial direction is supported by the rotational movement of the drive shaft 22 and the resulting centrifugal forces.
- the suction chamber 26 is, as already mentioned above, connected to the engine compartment 18 by means of a fluid connection 45.
- the fluid connection 45 has, inter alia, the first radial bore 48 serving as partial mass flow inlet, as well as the bore 46 which is in fluid communication therewith.
- the fluid connection further includes a radial bore 54 in fluid communication with the bore 46.
- the radial bore 54 is in fluid communication with a second axial recess in the form of a second bore 56 extending axially in the drive shaft 22, which has a cross-section smaller than the cross-section of the bore 46 and which faces away from the engine compartment 18 with the suction chamber 26 in fluid communication.
- a point of reduced cross-section in the form of a nozzle 58 is arranged, which limits and defines the introduction of the oil into the suction gas chamber 26.
- the nozzle 58 is factory selected and the corresponding cross section or the corresponding flow rate adapted to the design requirements.
- the oil introduction may be adjustable in accordance with alternative embodiments of the invention in addition to the nozzle 58 or instead of the nozzle 58 by means of the bore cross section of the radial bore 54 or the axial bore 56, for example through the bore cross section itself, or through an Engstetle disposed in the bore 54 and 56, respectively a panel or a flap.
- the aperture or flap can be designed to be adjustable or adjustable so that the oil flow or the lubrication can be controlled or regulated via the suction chamber 26 as a function of external parameters and, if necessary, also of the compressor.
- the nozzle 58 with a variable nozzle cross-section and / or an upstream valve which opens or closes at a predetermined or variable clock rate, so that the amount of oil supplied to the suction chamber 26 can be regulated or controlled.
- the two axial recesses 46 and 56 are preferably formed at a radial distance axially parallel to each other in the drive shaft 22, preferably in the form of axially parallel holes.
- a device for damming oil in the form of a tubular element or tube 60 is arranged in the fluid connection 45, which ensures that the nozzle 58 and the radial bores 52, 54 be supplied with sufficient oil 41.
- the tube 60 since it is on its side facing away from the engine compartment with the Sauggasvotumen in fluid communication, the return of the partial mass flow from the engine in the suction gas volume safe.
- the removal of excess, accumulated ⁇ ts 41 serves an oil overflow device in the form of a pressed into the drive shaft 22 and hineinersummenden in the Axialbohrun ⁇ 46 tube 61.
- the tube 60 not for lubrication of the compressor unit 12, but only is provided as an oil overflow at a large amount of accumulated oil.
- the device for damming oil in the form of the tube 60 is designed to accumulate oil 41 in a continuous fluid connection.
- the tube 60 has an outer diameter which is smaller than the diameter of the axial bore 46, and that the tube 60 is arranged concentrically to the axial bore 46 and projects into this. Alternatively, a non-concentric, but parallel arrangement to the bore 46 is conceivable.
- the compressor 10 shown in Fig. 1 is shown in a vertical mounting position, wherein the lubricant in the form of the oil 41 in this manner of installation, the radial recess (radial bore 48) covered. Operation is also possible with a covered radial recess, wherein it would also be conceivable for the radial bore 48 to be arranged above the oil level, in order in turn to suck in oil and not oil 41.
- the tube 60 as a device for damming oil, it is also conceivable that in the fluid connection 45 between the engine compartment 18 and the A suction port or suction chamber 26, for example, has an aperture 62 arranged in the drive shaft 22 (see FIG. 4) and / or reservoir-like or basin-like recesses 64 extending in the radial direction (see FIG are. As shown in Fig. 5, the reservoir-like recesses 64 in the region of the radial bores 52, 54 are formed. Such reservoir-like recesses are of course conceivable also in the region of the further recesses / bores arranged in the radial direction in the drive shaft. The centrifugal forces occurring during the rotation of the drive shaft 22 ensure a secure supply of oil to the recesses 64.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011546798A JP2012515873A (ja) | 2009-01-24 | 2010-01-22 | コンプレッサ、特に冷媒として二酸化炭素を使用するラジアルピストン型コンプレッサ |
EP10700877A EP2382391A1 (de) | 2009-01-24 | 2010-01-22 | Verdichter, insbesondere radialkolbenverdichter für kohlenstoffdioxid als kältemittel |
US13/145,910 US20110274575A1 (en) | 2009-01-24 | 2010-01-22 | Compressor, in particular a radial piston compressor for carbon dioxide as a refrigerant |
AU2010207729A AU2010207729A1 (en) | 2009-01-24 | 2010-01-22 | Compressor, in particular a radial piston compressor for carbon dioxide as a refrigerant |
CN2010800133982A CN102439313A (zh) | 2009-01-24 | 2010-01-22 | 压缩机,特别是将二氧化碳作为冷却剂的径向活塞压缩机 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009006040.5 | 2009-01-24 | ||
DE102009006040A DE102009006040A1 (de) | 2009-01-24 | 2009-01-24 | Verdichter |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2010084177A1 true WO2010084177A1 (de) | 2010-07-29 |
Family
ID=42107380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2010/050737 WO2010084177A1 (de) | 2009-01-24 | 2010-01-22 | Verdichter, insbesondere radialkolbenverdichter für kohlenstoffdioxid als kältemittel |
Country Status (7)
Country | Link |
---|---|
US (1) | US20110274575A1 (de) |
EP (1) | EP2382391A1 (de) |
JP (1) | JP2012515873A (de) |
CN (1) | CN102439313A (de) |
AU (1) | AU2010207729A1 (de) |
DE (1) | DE102009006040A1 (de) |
WO (1) | WO2010084177A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201600094897A1 (it) * | 2016-09-21 | 2018-03-21 | Mgf S R L | Gruppo di compressione per compressore privo di lubrificazione |
DE102018129473A1 (de) * | 2018-11-22 | 2020-05-28 | Bitzer Kühlmaschinenbau Gmbh | Kältemittelverdichter |
US20220025876A1 (en) * | 2018-12-07 | 2022-01-27 | Officine Mario Dorin S.P.A. | Compressor |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3926009A (en) * | 1975-01-27 | 1975-12-16 | Lennox Ind Inc | Hermetic compressor with insulated discharge tube |
US5007809A (en) * | 1988-12-07 | 1991-04-16 | Mitsubishi Denki Kabushiki Kaisha | Scroll compressor with dividing chamber for suction fluid |
US5055010A (en) * | 1990-10-01 | 1991-10-08 | Copeland Corporation | Suction baffle for refrigeration compressor |
US5224840A (en) * | 1991-03-28 | 1993-07-06 | Tecumseh Products Company | Integral suction system |
DE19726943A1 (de) * | 1997-06-25 | 1999-01-14 | Bitzer Kuehlmaschinenbau Gmbh | Kältemittelkompressor |
US20020002840A1 (en) * | 2000-04-26 | 2002-01-10 | Yoshiyuki Nakane | Motor-driven compressor |
WO2005050019A1 (de) * | 2003-11-17 | 2005-06-02 | Bitzer Kühlmaschinenbau Gmbh | Kältemittelverdichter für kraftfahrzeuge |
DE10356373A1 (de) | 2003-12-03 | 2005-07-07 | Obrist Engineering Gmbh | Hubkolbenmaschine |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11257217A (ja) * | 1998-03-16 | 1999-09-21 | Toyota Autom Loom Works Ltd | 片側可変容量型圧縮機 |
CN1273736C (zh) * | 2002-04-29 | 2006-09-06 | 乐金电子(天津)电器有限公司 | 密闭型压缩机的抽油装置 |
JP2004301076A (ja) * | 2003-03-31 | 2004-10-28 | Sanyo Electric Co Ltd | 半密閉型多段圧縮機 |
JP2006009613A (ja) * | 2004-06-23 | 2006-01-12 | Matsushita Electric Ind Co Ltd | スクロール圧縮機 |
JP4848844B2 (ja) * | 2006-05-30 | 2011-12-28 | 株式会社デンソー | 電動圧縮機 |
US8038415B2 (en) * | 2007-06-01 | 2011-10-18 | Halla Climate Control Corp. | Variable capacity swash plate type compressor |
-
2009
- 2009-01-24 DE DE102009006040A patent/DE102009006040A1/de not_active Withdrawn
-
2010
- 2010-01-22 EP EP10700877A patent/EP2382391A1/de not_active Withdrawn
- 2010-01-22 WO PCT/EP2010/050737 patent/WO2010084177A1/de active Application Filing
- 2010-01-22 JP JP2011546798A patent/JP2012515873A/ja not_active Ceased
- 2010-01-22 AU AU2010207729A patent/AU2010207729A1/en not_active Abandoned
- 2010-01-22 US US13/145,910 patent/US20110274575A1/en not_active Abandoned
- 2010-01-22 CN CN2010800133982A patent/CN102439313A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3926009A (en) * | 1975-01-27 | 1975-12-16 | Lennox Ind Inc | Hermetic compressor with insulated discharge tube |
US5007809A (en) * | 1988-12-07 | 1991-04-16 | Mitsubishi Denki Kabushiki Kaisha | Scroll compressor with dividing chamber for suction fluid |
US5055010A (en) * | 1990-10-01 | 1991-10-08 | Copeland Corporation | Suction baffle for refrigeration compressor |
US5224840A (en) * | 1991-03-28 | 1993-07-06 | Tecumseh Products Company | Integral suction system |
DE19726943A1 (de) * | 1997-06-25 | 1999-01-14 | Bitzer Kuehlmaschinenbau Gmbh | Kältemittelkompressor |
US20020002840A1 (en) * | 2000-04-26 | 2002-01-10 | Yoshiyuki Nakane | Motor-driven compressor |
WO2005050019A1 (de) * | 2003-11-17 | 2005-06-02 | Bitzer Kühlmaschinenbau Gmbh | Kältemittelverdichter für kraftfahrzeuge |
DE10356373A1 (de) | 2003-12-03 | 2005-07-07 | Obrist Engineering Gmbh | Hubkolbenmaschine |
Also Published As
Publication number | Publication date |
---|---|
CN102439313A (zh) | 2012-05-02 |
EP2382391A1 (de) | 2011-11-02 |
DE102009006040A1 (de) | 2010-07-29 |
US20110274575A1 (en) | 2011-11-10 |
JP2012515873A (ja) | 2012-07-12 |
AU2010207729A1 (en) | 2011-08-18 |
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