BE725847A - - Google Patents

Info

Publication number
BE725847A
BE725847A BE725847DA BE725847A BE 725847 A BE725847 A BE 725847A BE 725847D A BE725847D A BE 725847DA BE 725847 A BE725847 A BE 725847A
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 BE725847A publication Critical patent/BE725847A/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
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rotary-Type Compressors (AREA)
BE725847D 1967-12-20 1968-12-20 BE725847A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69225267A 1967-12-20 1967-12-20

Publications (1)

Publication Number Publication Date
BE725847A true BE725847A (enrdf_load_html_response) 1969-05-29

Family

ID=24779845

Family Applications (1)

Application Number Title Priority Date Filing Date
BE725847D BE725847A (enrdf_load_html_response) 1967-12-20 1968-12-20

Country Status (6)

Country Link
US (1) US3481532A (enrdf_load_html_response)
JP (1) JPS4835803B1 (enrdf_load_html_response)
BE (1) BE725847A (enrdf_load_html_response)
DE (1) DE1815163A1 (enrdf_load_html_response)
FR (1) FR1596245A (enrdf_load_html_response)
GB (1) GB1218130A (enrdf_load_html_response)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3658452A (en) * 1969-11-18 1972-04-25 Shimadzu Corp Gear pump or motor
GB1434927A (en) * 1972-04-27 1976-05-12 Svenska Rotor Maskiner Ab Refrigeration plants
US3848422A (en) * 1972-04-27 1974-11-19 Svenska Rotor Maskiner Ab Refrigeration plants
US4044562A (en) * 1974-05-02 1977-08-30 Will Clarke England Multirotary energy conversion valve
US4487176A (en) * 1982-07-29 1984-12-11 Kosheleff Patrick A Rotary positive displacement motor
US4792294A (en) * 1986-04-11 1988-12-20 Mowli John C Two-stage screw auger pumping apparatus
US4944657A (en) * 1989-03-01 1990-07-31 Mowli John C Two-stage pumping apparatus with low shear first stage
US5267837A (en) * 1992-09-23 1993-12-07 Mowli John C Two-stage pumping apparatus with non-meshing first stage augers
US8303277B2 (en) * 2002-11-21 2012-11-06 International Dispensing Corporation Blending pump assembly
US7131826B1 (en) * 2002-11-21 2006-11-07 International Dispensing Corporation Blending pump assembly
US7682136B2 (en) * 2003-03-28 2010-03-23 Caterpillar Inc. Multiple pump housing
JP4846645B2 (ja) * 2007-03-30 2011-12-28 株式会社神戸製鋼所 スクリュ圧縮機
JP5380987B2 (ja) * 2008-02-06 2014-01-08 ダイキン工業株式会社 冷凍装置
DE102008023594A1 (de) 2008-05-14 2009-11-19 Wabco Gmbh Kompressoreinheit
US20090288648A1 (en) * 2008-05-21 2009-11-26 Gm Global Technology Operations, Inc. Superchargers with dual integral rotors
US8292597B2 (en) * 2008-10-16 2012-10-23 Pratt & Whitney Canada Corp. High-speed gear pump
JP5361074B2 (ja) * 2009-11-20 2013-12-04 ジヤトコ株式会社 ヘリカルギヤポンプ
US9074524B2 (en) * 2011-12-09 2015-07-07 Eaton Corporation Air supply system with two-stage roots blower
US8944793B2 (en) * 2012-06-05 2015-02-03 Hamilton Sundstrand Corporation Flow and pressure ripple reduction with advance dual gear and bearing face cut
TWI512201B (zh) * 2013-02-06 2015-12-11 Fu Sheng Ind Co Ltd 流體機械的多段式螺旋轉子機構
CN103410729B (zh) * 2013-08-26 2015-07-01 天津商业大学 卧式全封闭双级螺杆制冷压缩机
CN110388320A (zh) * 2019-08-26 2019-10-29 珠海格力电器股份有限公司 具有平衡轴向力功能的双级螺杆压缩机及空调机组
CN112797001B (zh) * 2021-02-26 2024-11-15 珠海格力电器股份有限公司 转子组件、压缩机及空调

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1698802A (en) * 1924-04-07 1929-01-15 Montelius Carl Oscar Josef Device for transferring energy to or from alpha fluid
US2100560A (en) * 1933-12-02 1937-11-30 Laval Steam Turbine Co Deep well pump
US2804260A (en) * 1949-07-11 1957-08-27 Svenska Rotor Maskiner Ab Engines of screw rotor type
US2581451A (en) * 1949-09-14 1952-01-08 Laval Steam Turbine Co Mixing pump
US2659239A (en) * 1949-10-07 1953-11-17 Jarvis C Marble Independent synchronization
GB1046261A (en) * 1963-02-23 1966-10-19 Howden James & Co Ltd Improvements in or relating to screw air compressors

Also Published As

Publication number Publication date
US3481532A (en) 1969-12-02
GB1218130A (en) 1971-01-06
JPS4835803B1 (enrdf_load_html_response) 1973-10-31
DE1815163A1 (de) 1969-07-24
FR1596245A (enrdf_load_html_response) 1970-06-15

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