JPS5428603B1 - - Google Patents

Info

Publication number
JPS5428603B1
JPS5428603B1 JP5306271A JP5306271A JPS5428603B1 JP S5428603 B1 JPS5428603 B1 JP S5428603B1 JP 5306271 A JP5306271 A JP 5306271A JP 5306271 A JP5306271 A JP 5306271A JP S5428603 B1 JPS5428603 B1 JP S5428603B1
Authority
JP
Japan
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
JP5306271A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5428603B1 publication Critical patent/JPS5428603B1/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C20/00—Control of, monitoring of, or safety arrangements for, machines or engines
    • F01C20/10—Control of, monitoring of, or safety arrangements for, machines or engines characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F01C20/12—Control of, monitoring of, or safety arrangements for, machines or engines characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves
    • F01C20/125—Control of, monitoring of, or safety arrangements for, machines or engines characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves with sliding valves controlled by the use of fluid other than the 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
  • Rotary-Type Compressors (AREA)
  • Hydraulic Motors (AREA)
JP5306271A 1970-07-16 1971-07-16 Pending JPS5428603B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3452570A GB1365285A (en) 1970-07-16 1970-07-16 Meshing screw rotor positivedisplacement machines

Publications (1)

Publication Number Publication Date
JPS5428603B1 true JPS5428603B1 (fr) 1979-09-18

Family

ID=10366730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5306271A Pending JPS5428603B1 (fr) 1970-07-16 1971-07-16

Country Status (6)

Country Link
US (1) US3756753A (fr)
JP (1) JPS5428603B1 (fr)
BE (1) BE769872A (fr)
CA (1) CA954098A (fr)
DE (1) DE2134994C3 (fr)
GB (1) GB1365285A (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE366375B (fr) * 1972-06-30 1974-04-22 Stal Refrigeration Ab
US3869227A (en) * 1974-03-08 1975-03-04 Vilter Manufacturing Corp Variable capacity rotary screw compressor having variable high pressure suction fluid inlets
US3936239A (en) * 1974-07-26 1976-02-03 Dunham-Bush, Inc. Undercompression and overcompression free helical screw rotary compressor
USRE29283E (en) * 1974-07-26 1977-06-28 Dunham-Bush, Inc. Undercompression and overcompression free helical screw rotary compressor
US4005949A (en) * 1974-10-10 1977-02-01 Vilter Manufacturing Corporation Variable capacity rotary screw compressor
GB1555330A (en) * 1978-03-21 1979-11-07 Hall Thermotank Prod Ltd Rotary fluid machines
US4610612A (en) * 1985-06-03 1986-09-09 Vilter Manufacturing Corporation Rotary screw gas compressor having dual slide valves
US4610613A (en) * 1985-06-03 1986-09-09 Vilter Manufacturing Corporation Control means for gas compressor having dual slide valves
US6283716B1 (en) 1997-10-28 2001-09-04 Coltec Industries Inc. Multistage blowdown valve for a compressor system
US6422846B1 (en) * 2001-03-30 2002-07-23 Carrier Corporation Low pressure unloader mechanism
US6638029B2 (en) 2001-12-19 2003-10-28 Hamilton Sunstrand Corporation Pressure ratio modulation for a two stage oil free compressor assembly
DE10242139A1 (de) * 2002-09-03 2004-03-18 Bitzer Kühlmaschinenbau Gmbh Schraubenverdichter
US8021134B2 (en) * 2006-10-16 2011-09-20 Carrier Corporation Compressor slide valve support
US7891955B2 (en) * 2007-02-22 2011-02-22 Vilter Manufacturing Llc Compressor having a dual slide valve assembly
CA2681595C (fr) * 2007-03-29 2015-11-03 Vilter Manufacturing Llc Compresseur ayant un ensemble de soupape de glissement a haute pression
WO2009048446A1 (fr) * 2007-10-10 2009-04-16 Carrier Corporation Système de distributeur à tiroir pour compresseur à vis
EP2439411B1 (fr) * 2010-10-06 2017-08-23 LEONARDO S.p.A. Ensemble formant pompe, en particulier pour la lubrification d'hélicoptères
US9920763B2 (en) 2015-09-17 2018-03-20 Ingersoll-Rand Company Contact cooled rotary airend injection spray insert
US12055145B2 (en) 2021-07-21 2024-08-06 Copeland Industrial Lp Self-positioning volume slide valve for screw compressor
WO2025155288A1 (fr) * 2024-01-18 2025-07-24 Hitachi Global Air Power Us, Llc Soupape de commande de capacité pour compresseur à vis et procédé
US12372088B1 (en) 2024-05-28 2025-07-29 Copeland Industrial Lp Self-positioning volume slide control with position feedback for screw compressor
US12378962B1 (en) 2024-05-28 2025-08-05 Copeland Industrial Lp Self-positioning volume slide control for screw compressor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR804327A (fr) * 1935-03-28 1936-10-21 Milo Ab Compresseur rotatif pourvu d'une denture helicoïdale, pour puissance variable
US2645903A (en) * 1947-02-20 1953-07-21 Douglas A Elkins Variable ratio rotary pump and motor hydraulic transmission
US2749571A (en) * 1951-06-23 1956-06-12 Pasquetti Carlo Machine for mixing and extruding
GB819485A (en) * 1956-04-12 1959-09-02 Svenska Rotor Maskiner Ab Improvements in gear devices acting as pumps or motors
US3088659A (en) * 1960-06-17 1963-05-07 Svenska Rotor Maskiner Ab Means for regulating helical rotary piston engines
NO117317B (fr) * 1964-03-20 1969-07-28 Svenska Rotor Maskiner Ab
GB1171291A (en) * 1965-10-12 1969-11-19 Svenska Rotor Maskiner Ab Screw Rotor Machines

Also Published As

Publication number Publication date
DE2134994B2 (de) 1979-04-26
GB1365285A (en) 1974-08-29
US3756753A (en) 1973-09-04
DE2134994C3 (de) 1979-12-20
BE769872A (fr) 1971-11-16
CA954098A (en) 1974-09-03
DE2134994A1 (de) 1972-01-20

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