EP4098877A4 - Scroll compressor - Google Patents

Scroll compressor Download PDF

Info

Publication number
EP4098877A4
EP4098877A4 EP20916754.3A EP20916754A EP4098877A4 EP 4098877 A4 EP4098877 A4 EP 4098877A4 EP 20916754 A EP20916754 A EP 20916754A EP 4098877 A4 EP4098877 A4 EP 4098877A4
Authority
EP
European Patent Office
Prior art keywords
scroll compressor
scroll
compressor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20916754.3A
Other languages
German (de)
French (fr)
Other versions
EP4098877A1 (en
Inventor
Akifumi HYODO
Yusuke Imai
Atsushi Sakuda
Satoshi Iitsuka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP4098877A1 publication Critical patent/EP4098877A1/en
Publication of EP4098877A4 publication Critical patent/EP4098877A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
    • 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
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/005—Axial sealings for working fluid
    • 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
    • F04C2230/00—Manufacture
    • F04C2230/90—Improving properties of machine parts
    • F04C2230/92—Surface treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2251/00—Material properties
    • F05C2251/10—Hardness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
EP20916754.3A 2020-01-27 2020-12-22 Scroll compressor Pending EP4098877A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020010489 2020-01-27
PCT/JP2020/047805 WO2021153099A1 (en) 2020-01-27 2020-12-22 Scroll compressor

Publications (2)

Publication Number Publication Date
EP4098877A1 EP4098877A1 (en) 2022-12-07
EP4098877A4 true EP4098877A4 (en) 2023-07-26

Family

ID=77078978

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20916754.3A Pending EP4098877A4 (en) 2020-01-27 2020-12-22 Scroll compressor

Country Status (4)

Country Link
EP (1) EP4098877A4 (en)
JP (1) JP7454786B2 (en)
CN (1) CN115023550A (en)
WO (1) WO2021153099A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0392590A (en) * 1989-09-05 1991-04-17 Toyota Autom Loom Works Ltd Scroll type compressor
US20030026721A1 (en) * 2001-08-01 2003-02-06 Takahiro Moroi Scroll type compressor
US20100196183A1 (en) * 2009-02-03 2010-08-05 Shimao Ni Scroll compressor with materials to allow run-in

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63171681U (en) 1987-04-30 1988-11-08
JPH05240174A (en) * 1992-03-03 1993-09-17 Mitsubishi Heavy Ind Ltd Scroll type fluid machine
JP3219497B2 (en) * 1992-10-22 2001-10-15 三菱重工業株式会社 Scroll type fluid machine
JPH06317269A (en) * 1993-05-10 1994-11-15 Hitachi Ltd Closed type scroll compressor
JP2007132297A (en) 2005-11-11 2007-05-31 Sanden Corp Scroll type fluid machine
JP2009008006A (en) * 2007-06-28 2009-01-15 Panasonic Corp Scroll compressor
JP2014196691A (en) * 2013-03-29 2014-10-16 アネスト岩田株式会社 Swivelling scroll body and scroll fluid machine using the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0392590A (en) * 1989-09-05 1991-04-17 Toyota Autom Loom Works Ltd Scroll type compressor
US20030026721A1 (en) * 2001-08-01 2003-02-06 Takahiro Moroi Scroll type compressor
US20100196183A1 (en) * 2009-02-03 2010-08-05 Shimao Ni Scroll compressor with materials to allow run-in

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021153099A1 *

Also Published As

Publication number Publication date
WO2021153099A1 (en) 2021-08-05
JPWO2021153099A1 (en) 2021-08-05
EP4098877A1 (en) 2022-12-07
CN115023550A (en) 2022-09-06
JP7454786B2 (en) 2024-03-25

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Ipc: F04C 18/02 20060101AFI20230620BHEP