IT1237663B - Compressore rotativo bicilindrico avente una struttura di coperchio valvole perfezionata - Google Patents

Compressore rotativo bicilindrico avente una struttura di coperchio valvole perfezionata

Info

Publication number
IT1237663B
IT1237663B IT02222389A IT2222389A IT1237663B IT 1237663 B IT1237663 B IT 1237663B IT 02222389 A IT02222389 A IT 02222389A IT 2222389 A IT2222389 A IT 2222389A IT 1237663 B IT1237663 B IT 1237663B
Authority
IT
Italy
Prior art keywords
rotary compressor
valve cover
cover structure
cylinder rotary
perfected valve
Prior art date
Application number
IT02222389A
Other languages
English (en)
Other versions
IT8922223A1 (it
IT8922223A0 (it
Original Assignee
Toshiba Kk
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 Toshiba Kk filed Critical Toshiba Kk
Publication of IT8922223A0 publication Critical patent/IT8922223A0/it
Publication of IT8922223A1 publication Critical patent/IT8922223A1/it
Application granted granted Critical
Publication of IT1237663B publication Critical patent/IT1237663B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
    • C30B25/02—Epitaxial-layer growth
    • C30B25/10—Heating of the reaction chamber or the substrate
    • C30B25/105—Heating of the reaction chamber or the substrate by irradiation or electric discharge
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/02—Elements
    • C30B29/04—Diamond
    • 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
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, 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 F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, 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 F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • F04C18/3562—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, 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 F04C18/08 or F04C18/22 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
    • F04C18/3564—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, 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 F04C18/08 or F04C18/22 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
    • 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
    • F04C23/001—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 of similar working principle
    • 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
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • F04C29/0035—Equalization of pressure pulses
    • 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
    • F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
    • Y10S117/90—Apparatus characterized by composition or treatment thereof, e.g. surface finish, surface coating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S181/00—Acoustics
    • Y10S181/403—Refrigerator compresssor muffler

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
IT02222389A 1988-06-09 1989-10-31 Compressore rotativo bicilindrico avente una struttura di coperchio valvole perfezionata IT1237663B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14205288 1988-06-09

Publications (3)

Publication Number Publication Date
IT8922223A0 IT8922223A0 (it) 1989-10-31
IT8922223A1 IT8922223A1 (it) 1991-05-01
IT1237663B true IT1237663B (it) 1993-06-15

Family

ID=15306291

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02222389A IT1237663B (it) 1988-06-09 1989-10-31 Compressore rotativo bicilindrico avente una struttura di coperchio valvole perfezionata

Country Status (4)

Country Link
US (1) US5110405A (it)
JP (1) JPH0288497A (it)
GB (1) GB2219578B (it)
IT (1) IT1237663B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0445754B1 (en) * 1990-03-06 1996-02-14 Sumitomo Electric Industries, Ltd. Method for growing a diamond or c-BN thin film
EP0459425A1 (en) * 1990-05-30 1991-12-04 Idemitsu Petrochemical Company Limited Process for the preparation of diamond
US5268056A (en) * 1990-05-31 1993-12-07 Matsushita Electric Industrial Co., Ltd. Plasma surface treating method and apparatus
US5221416A (en) * 1990-05-31 1993-06-22 Matsushita Electric Industrial Co., Ltd. Plasma surface treating method
US5201986A (en) * 1990-08-07 1993-04-13 Sumitomo Electric Industries, Ltd. Diamond synthesizing method
ZA921208B (en) * 1991-03-04 1993-02-24 Gen Electric Apparatus for producing diamonds by chemical vapor deposition and articles produced therefrom
US5204145A (en) * 1991-03-04 1993-04-20 General Electric Company Apparatus for producing diamonds by chemical vapor deposition and articles produced therefrom
US5527747A (en) * 1991-10-04 1996-06-18 Georgia Tech Research Corporation Rapid process for the preparation of diamond articles
US5480686A (en) * 1991-11-05 1996-01-02 Research Triangle Institute Process and apparatus for chemical vapor deposition of diamond films using water-based plasma discharges
CA2122995A1 (en) * 1991-11-05 1993-05-13 Ronald A. Rudder Chemical vapor deposition of diamond films using water-based plasma discharges
US5397428A (en) * 1991-12-20 1995-03-14 The University Of North Carolina At Chapel Hill Nucleation enhancement for chemical vapor deposition of diamond
US5290610A (en) * 1992-02-13 1994-03-01 Motorola, Inc. Forming a diamond material layer on an electron emitter using hydrocarbon reactant gases ionized by emitted electrons
US5358596A (en) * 1992-07-02 1994-10-25 The Board Of Trustees Of The Leland Stanford Junior University Method and apparatus for growing diamond films
US5433977A (en) * 1993-05-21 1995-07-18 Trustees Of Boston University Enhanced adherence of diamond coatings by combustion flame CVD
US5674572A (en) * 1993-05-21 1997-10-07 Trustees Of Boston University Enhanced adherence of diamond coatings employing pretreatment process
EP0988407B9 (de) 1997-06-13 2004-12-15 Unaxis Trading AG Verfahren zur herstellung von werkstücken, die mit einer epitaktischen schicht beschichtet sind
US6451175B1 (en) 2000-08-15 2002-09-17 Wisconsin Alumni Research Foundation Method and apparatus for carbon nanotube production
KR100411710B1 (ko) * 2001-06-28 2003-12-18 한국과학기술연구원 기상화학증착법에 의한 구상의 다이아몬드 분말 합성장치및 이를 이용한 구상의 다이아몬드 합성방법
EP1321545A1 (en) * 2001-12-20 2003-06-25 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. Method for producing particles with diamond structure
JP4887483B2 (ja) * 2005-03-04 2012-02-29 国立大学法人東京農工大学 炭素材料、及びその製造方法
US7776408B2 (en) * 2007-02-14 2010-08-17 Rajneesh Bhandari Method and apparatus for producing single crystalline diamonds

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3030188A (en) * 1958-07-23 1962-04-17 Union Carbide Corp Synthesis of diamond
US3630678A (en) * 1968-06-26 1971-12-28 Univ Case Western Reserve Diamond growth process
US3661526A (en) * 1969-06-24 1972-05-09 Univ Case Western Reserve Process for the catalytic growth of metastable crystals from the vapor phase
US3749760A (en) * 1970-04-24 1973-07-31 V Varnin Method of producing diamonds
US4228142A (en) * 1979-08-31 1980-10-14 Holcombe Cressie E Jun Process for producing diamond-like carbon
JPS59137311A (ja) * 1983-01-21 1984-08-07 Natl Inst For Res In Inorg Mater 多結晶質ダイヤモンドの合成法
JPS60112699A (ja) * 1983-11-24 1985-06-19 Nec Corp ダイヤモンドの製造方法
JPS60118694A (ja) * 1983-11-29 1985-06-26 Mitsubishi Metal Corp ダイヤモンドの低圧合成法
JPS60122794A (ja) * 1983-12-01 1985-07-01 Mitsubishi Metal Corp ダイヤモンドの低圧気相合成法
JPS61128700A (ja) * 1984-11-28 1986-06-16 Showa Denko Kk スピ−カ−用振動板
JPS61286299A (ja) * 1985-06-07 1986-12-16 Asahi Chem Ind Co Ltd ダイヤモンドの製造方法
US4816286A (en) * 1985-11-25 1989-03-28 Showa Denko Kabushiki Kaisha Process for synthesis of diamond by CVD
JPS63107898A (ja) * 1986-10-23 1988-05-12 Natl Inst For Res In Inorg Mater プラズマを用いるダイヤモンドの合成法
JPS63270394A (ja) * 1987-04-28 1988-11-08 Showa Denko Kk 流動式ダイヤモンド合成方法及び合成装置
US4830702A (en) * 1987-07-02 1989-05-16 General Electric Company Hollow cathode plasma assisted apparatus and method of diamond synthesis

Also Published As

Publication number Publication date
GB2219578B (en) 1991-09-11
JPH0288497A (ja) 1990-03-28
IT8922223A1 (it) 1991-05-01
US5110405A (en) 1992-05-05
IT8922223A0 (it) 1989-10-31
GB2219578A (en) 1989-12-13
GB8913162D0 (en) 1989-07-26

Similar Documents

Publication Publication Date Title
IT1237663B (it) Compressore rotativo bicilindrico avente una struttura di coperchio valvole perfezionata
FR2640685B1 (fr) Vanne de decharge de compresseur de turboreacteur
IT1230842B (it) Valvola rotativa.
DE3876973D1 (de) Kompressorventil.
DE69310996D1 (de) Drehkolbenverdichter
KR870004241A (ko) 가변배출압축기를 구비한 회전캠식 압축기
FR2634652B1 (fr) Valve respiratoire asservissable
GB2224778B (en) Two-cylinder rotary compressor having improved valve cover structure
IT1228326B (it) Compressore a pistone alternativo con cilindro deviato.
IT1219355B (it) Accumulatore ad aspirazione comprendente una valvola a saracinesca
BR8907717A (pt) Valvula
ATA290989A (de) Drehschieberventil
BR8904056A (pt) Valvula rotativa
IT1231632B (it) Macchina a pistone rotante
DE59402769D1 (de) Zweistufige drehschiebervakuumpumpe
IT8905108A0 (it) Albero a camme composito e procedimento di fabbricazione.
BR8802894A (pt) Compressor rotativo de pistao rolante
DE69030720D1 (de) Drehklappenventil
KR890017784U (ko) 회전펌프
FI93483C (fi) Kiertomäntämoottori
KR890019457U (ko) 배기변
DE68903566T2 (de) Rotationstandemhauptzylinder.
KR900700727A (ko) 로타리 엔진
IT1228285B (it) Gruppo valvolare per compressori a stantuffo.
IT1231625B (it) Valvola rotativa a comando elettrico

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971030