ZA935312B - Pair of conveyor screws for rotating positive-displacement pumps - Google Patents

Pair of conveyor screws for rotating positive-displacement pumps

Info

Publication number
ZA935312B
ZA935312B ZA935312A ZA935312A ZA935312B ZA 935312 B ZA935312 B ZA 935312B ZA 935312 A ZA935312 A ZA 935312A ZA 935312 A ZA935312 A ZA 935312A ZA 935312 B ZA935312 B ZA 935312B
Authority
ZA
South Africa
Prior art keywords
rotor
pair
displacement pumps
flank
reversal point
Prior art date
Application number
ZA935312A
Other languages
English (en)
Inventor
Heinrich Moeller
Henning Moeller
Original Assignee
Heinrich Moeller
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 Heinrich Moeller filed Critical Heinrich Moeller
Publication of ZA935312B publication Critical patent/ZA935312B/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
    • F04C18/082—Details specially related to intermeshing engagement type pumps
    • F04C18/084—Toothed wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
ZA935312A 1992-07-29 1993-07-22 Pair of conveyor screws for rotating positive-displacement pumps ZA935312B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4224969A DE4224969C1 (de) 1992-07-29 1992-07-29 Förderschraubenpaar für rotierende Verdrängerpumpen

Publications (1)

Publication Number Publication Date
ZA935312B true ZA935312B (en) 1994-02-10

Family

ID=6464331

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA935312A ZA935312B (en) 1992-07-29 1993-07-22 Pair of conveyor screws for rotating positive-displacement pumps

Country Status (10)

Country Link
EP (1) EP0653021B1 (ja)
JP (1) JPH07509295A (ja)
CN (1) CN1042259C (ja)
AT (1) ATE139304T1 (ja)
CA (1) CA2141455A1 (ja)
DE (1) DE4224969C1 (ja)
ES (1) ES2089828T3 (ja)
NO (1) NO306076B1 (ja)
WO (1) WO1994003730A1 (ja)
ZA (1) ZA935312B (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1026399A1 (de) 1999-02-08 2000-08-09 Ateliers Busch S.A. Zwillings-Förderschrauben
DE19924616C2 (de) * 1999-05-28 2001-04-19 Bornemann J H Gmbh Verfahren zur Herstellung von Rotoren
DE19941787B4 (de) * 1999-09-02 2011-06-16 Leybold Vakuum Gmbh Schraubenvakuumpumpe mit Schraubengängen mit sich verändernder Steigung
DE10129341A1 (de) * 2001-06-19 2003-01-02 Ralf Steffens Profilkontur einer Spindelpumpe
ATE377709T1 (de) * 2001-08-27 2007-11-15 Arthur Vanmoor Verdrängerpumpe mit gegendruckverhinderung
DE10259444B3 (de) * 2002-12-19 2004-04-15 Joh. Heinr. Bornemann Gmbh Förderschraube für Schraubenpumpen
CN100379993C (zh) * 2005-12-08 2008-04-09 无锡压缩机股份有限公司 无油螺杆压缩机转子间隙结构
JP6679158B2 (ja) * 2015-10-30 2020-04-15 蛇の目ミシン工業株式会社 送り歯調節機構および該調節機構を備えたミシン
CN114483575B (zh) * 2022-02-08 2024-05-03 黄山黄泵双螺杆科技有限公司 用于输送大比重流体的双螺杆泵

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB254986A (en) * 1925-10-06 1926-07-15 Alexander Johan Mollinger Improvements in or relating to screw pumps
DE594691C (de) * 1933-01-04 1934-03-21 Aeg Schraubenverdichter, bestehend aus rechts- und linksgaengigen, miteinander in Eingriff stehenden, durch Zahnraeder gekuppelten Schrauben
US3289600A (en) * 1964-03-13 1966-12-06 Joseph E Whitfield Helically threaded rotors for screw type pumps, compressors and similar devices
GB2182393A (en) * 1985-11-04 1987-05-13 Ngk Insulators Ltd Intermeshing screw pump

Also Published As

Publication number Publication date
ES2089828T3 (es) 1996-10-01
EP0653021A1 (de) 1995-05-17
NO950310D0 (no) 1995-01-27
ATE139304T1 (de) 1996-06-15
JPH07509295A (ja) 1995-10-12
CA2141455A1 (en) 1994-02-17
CN1088666A (zh) 1994-06-29
DE4224969C1 (de) 1993-09-30
EP0653021B1 (de) 1996-06-12
CN1042259C (zh) 1999-02-24
NO306076B1 (no) 1999-09-13
WO1994003730A1 (de) 1994-02-17
NO950310L (no) 1995-03-24

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