FR1596245A - - Google Patents

Info

Publication number
FR1596245A
FR1596245A FR1596245DA FR1596245A FR 1596245 A FR1596245 A FR 1596245A FR 1596245D A FR1596245D A FR 1596245DA FR 1596245 A FR1596245 A FR 1596245A
Authority
FR
France
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.)
Expired
Application number
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1596245A publication Critical patent/FR1596245A/fr
Expired 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
    • F04C18/08—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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary-Type Compressors (AREA)
FR1596245D 1967-12-20 1968-12-20 Expired FR1596245A (enEXAMPLES)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR1596245A true FR1596245A (enEXAMPLES) 1970-06-15

Family

ID=24779845

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1596245D Expired FR1596245A (enEXAMPLES) 1967-12-20 1968-12-20

Country Status (6)

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

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
DE1815163A1 (de) 1969-07-24
JPS4835803B1 (enEXAMPLES) 1973-10-31
BE725847A (enEXAMPLES) 1969-05-29

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Legal Events

Date Code Title Description
ST Notification of lapse