BE700265A - - Google Patents

Info

Publication number
BE700265A
BE700265A BE700265DA BE700265A BE 700265 A BE700265 A BE 700265A BE 700265D A BE700265D A BE 700265DA BE 700265 A BE700265 A BE 700265A
Authority
BE
Belgium
Application number
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 BE700265A publication Critical patent/BE700265A/xx

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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • 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
    • F04B25/00—Multi-stage pumps
    • F04B25/005—Multi-stage pumps with two cylinders
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/02—Stopping, starting, unloading or idling control
    • F04B49/022—Stopping, starting, unloading or idling control by means of pressure
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
    • F04B49/225—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves with throttling valves or valves varying the pump inlet opening or the outlet opening
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
    • F04B49/24—Bypassing
    • 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/02—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for several pumps connected in series or in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Compressor (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Reciprocating Pumps (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
BE700265D 1966-06-23 1967-06-21 BE700265A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US564474A US3367562A (en) 1966-06-23 1966-06-23 Means for unloading and controlling compressor units

Publications (1)

Publication Number Publication Date
BE700265A true BE700265A (en) 1967-12-01

Family

ID=24254613

Family Applications (1)

Application Number Title Priority Date Filing Date
BE700265D BE700265A (en) 1966-06-23 1967-06-21

Country Status (5)

Country Link
US (1) US3367562A (en)
BE (1) BE700265A (en)
DE (1) DE1628144C3 (en)
GB (1) GB1162067A (en)
SE (1) SE315066B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107575426A (en) * 2017-09-21 2018-01-12 中国三冶集团有限公司 Oxygen mix natural gas power pipe network big diameter elbow machine hydraulic system

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3448916A (en) * 1967-06-16 1969-06-10 Ingersoll Rand Co Unloading system for compressors
US3860363A (en) * 1973-05-10 1975-01-14 Chicago Pneumatic Tool Co Rotary compressor having improved control system
DD110920A1 (en) * 1974-02-22 1975-01-12
US4171188A (en) * 1976-08-03 1979-10-16 Chicago Pneumatic Tool Company Rotary air compressors with intake valve control and lubrication system
IT1103276B (en) * 1977-05-25 1985-10-14 Hydrovane Compressor OIL SEAL CAPSULISING COMPRESSOR
DE2737677C2 (en) * 1977-08-20 1984-05-10 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Device for regulating the flow rate of compressors
US4219312A (en) * 1978-10-20 1980-08-26 Hitachi, Ltd. Volume control system for compressor unit
DE2944053A1 (en) * 1979-10-31 1981-05-14 Isartaler Schraubenkompressoren Gmbh, 8192 Gertsried INTAKE CONTROL DEVICE FOR A COMPRESSOR
US4227380A (en) * 1979-11-09 1980-10-14 Frick Company Single casing, multiple duty valve
JPS6062690A (en) * 1983-09-16 1985-04-10 Toyoda Autom Loom Works Ltd Rotary compressor enable of partial load operation
JPS60101295A (en) * 1983-11-08 1985-06-05 Sanden Corp Compression capacity varying type scroll compressor
JPS60249694A (en) * 1984-05-25 1985-12-10 Hitachi Ltd Starting unloader device for compressor
JPH0739828B2 (en) * 1986-09-01 1995-05-01 株式会社日立製作所 Capacity control device for multi-stage compressor
SE469437B (en) * 1987-10-28 1993-07-05 Stal Refrigeration Ab CONTROL SYSTEM FOR REGULATING A ROTATE COMPRESSOR'S INTERNAL VOLUME CONTAINER
JP2966575B2 (en) * 1991-05-29 1999-10-25 株式会社日立製作所 Oil-free scroll compressor
US5211542A (en) * 1992-10-19 1993-05-18 Carrier Corporation Method and apparatus for oil sump pressure control
BE1007135A6 (en) * 1993-06-16 1995-04-04 Atlas Copco Airpower Nv Control device with start and stop device for screw compressors, and thus used start and stop device.
JP3549631B2 (en) * 1995-06-26 2004-08-04 サンデン株式会社 Variable capacity scroll compressor
JP3817420B2 (en) * 2000-10-31 2006-09-06 株式会社日立産機システム Variable rotational speed oil-free screw compressor and operation control method thereof
BE1015079A4 (en) * 2002-08-22 2004-09-07 Atlas Copco Airpower Nv Compressor with pressure relief.
DE102005040921B4 (en) * 2005-08-30 2008-10-23 Dienes Werke für Maschinenteile GmbH & Co KG Dry running screw compressor with pneumatically controlled vent valve
EP2059679B1 (en) * 2006-09-05 2020-11-04 New York Air Brake Corporation Oil-free reciprocating piston air compressor system with inlet throttle
US9145877B2 (en) 2011-11-22 2015-09-29 Thermo King Corporation Compressor unloading device
CN115406134B (en) * 2021-05-27 2024-06-14 上海兴邺材料科技有限公司 Air conditioning system and control method thereof
US11841718B1 (en) 2022-07-08 2023-12-12 Ingersoll-Rand Industrial U.S., Inc. Pneumatic inlet/blowdown valve assembly
CN115839357B (en) * 2023-02-10 2024-01-12 青岛力克川液压机械有限公司 Delay brake control valve for hydraulic rotary motor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE76256C (en) * J. P. Sauer u. Sohn in Suhl Extraction device for break-barrel rifles
US1968985A (en) * 1933-10-27 1934-08-07 Dayton Air Compressor Company Vacuum controlled unloading valve
US2044867A (en) * 1934-06-01 1936-06-23 Ingersoll Rand Co Regulating device for vacuum pumps
US2213743A (en) * 1938-12-01 1940-09-03 Robert G Miner Control apparatus for unloading compressors
US2637485A (en) * 1946-10-30 1953-05-05 Yeomans Brothers Co Unloading system for compressors
US2661145A (en) * 1947-03-11 1953-12-01 Guardite Corp Antisurge control for refrigeration compressors
US2613026A (en) * 1948-11-13 1952-10-07 Sun Oil Co Vacuum pump suction control
US3191854A (en) * 1960-06-02 1965-06-29 Atlas Copco Ab Compressor units
US3255954A (en) * 1962-07-06 1966-06-14 Atlas Copco Ab Positive displacement compressors

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107575426A (en) * 2017-09-21 2018-01-12 中国三冶集团有限公司 Oxygen mix natural gas power pipe network big diameter elbow machine hydraulic system
CN107575426B (en) * 2017-09-21 2023-09-15 中国三冶集团有限公司 Hydraulic system of large-caliber pipe bending machine for oxygen mixed natural gas power pipe network

Also Published As

Publication number Publication date
GB1162067A (en) 1969-08-20
DE1628144A1 (en) 1971-10-07
SE315066B (en) 1969-09-22
DE1628144C3 (en) 1979-06-13
US3367562A (en) 1968-02-06
DE1628144B2 (en) 1978-10-05

Similar Documents

Publication Publication Date Title
AT281852B (en)
AU424443B2 (en)
AU428063B2 (en)
AU417216B2 (en)
AU414526B2 (en)
AU433222B2 (en)
AU415165B1 (en)
AU218666A (en)
AU6703465A (en)
AU1393566A (en)
AU1144366A (en)
AU1111066A (en)
AU92366A (en)
BE692799A (en)
BE674713A (en)
AU1027866A (en)
BE475118A (en)
BE626310A (en)
AU2390066A (en)
BE284991A (en)
BE692832A (en)
AU407778B2 (en)
AU415780B2 (en)
BE654686A (en)
BE694601A (en)

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ATLAS COPCO A.B.

Effective date: 19860630