DE19882984T1 - Schraubenspindel für Vakuumpumpen - Google Patents

Schraubenspindel für Vakuumpumpen

Info

Publication number
DE19882984T1
DE19882984T1 DE19882984T DE19882984T DE19882984T1 DE 19882984 T1 DE19882984 T1 DE 19882984T1 DE 19882984 T DE19882984 T DE 19882984T DE 19882984 T DE19882984 T DE 19882984T DE 19882984 T1 DE19882984 T1 DE 19882984T1
Authority
DE
Germany
Prior art keywords
vacuum pumps
screw spindle
spindle
screw
pumps
Prior art date
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.)
Ceased
Application number
DE19882984T
Other languages
English (en)
Inventor
Masaru Mito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TAIKO KIKAI IND CO
Original Assignee
TAIKO KIKAI IND CO
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 TAIKO KIKAI IND CO filed Critical TAIKO KIKAI IND CO
Publication of DE19882984T1 publication Critical patent/DE19882984T1/de
Ceased 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • 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
    • 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)
  • Non-Positive Displacement Air Blowers (AREA)
DE19882984T 1998-03-25 1998-04-30 Schraubenspindel für Vakuumpumpen Ceased DE19882984T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP07724098A JP3831110B2 (ja) 1998-03-25 1998-03-25 真空ポンプのスクリューロータ
PCT/JP1998/001982 WO1999049217A1 (fr) 1998-03-25 1998-04-30 Rotor en forme de vis pour pompes a vide

Publications (1)

Publication Number Publication Date
DE19882984T1 true DE19882984T1 (de) 2001-03-22

Family

ID=13628350

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19882984T Ceased DE19882984T1 (de) 1998-03-25 1998-04-30 Schraubenspindel für Vakuumpumpen

Country Status (6)

Country Link
US (1) US6368091B1 (de)
JP (1) JP3831110B2 (de)
KR (1) KR100347230B1 (de)
DE (1) DE19882984T1 (de)
TW (1) TW367392B (de)
WO (1) WO1999049217A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19882900B4 (de) * 1998-03-24 2004-04-15 Taiko Kikai Industries Co., Ltd. Schraubenrotor-Nassvakuumpumpe

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH694339A9 (de) * 2000-07-25 2005-03-15 Busch Sa Atel Zwillingsschraubenrotoren und solche enthaltende Ve rdraengermaschinen.
JP3974772B2 (ja) * 2001-11-16 2007-09-12 Ｂｏｃエドワーズ株式会社 真空ポンプ
JPWO2005042978A1 (ja) * 2003-10-21 2007-05-10 ナブテスコ株式会社 回転ロータ及び該回転ロータを用いたスクリュー式真空ポンプ
CN100392249C (zh) * 2005-01-31 2008-06-04 浙江大学 一种大流量双螺杆泵的圆弧螺杆齿形
JP4893630B2 (ja) * 2006-09-05 2012-03-07 株式会社豊田自動織機 スクリュポンプ及びスクリュロータ
JP4900270B2 (ja) * 2008-02-08 2012-03-21 株式会社豊田自動織機 スクリュポンプ
GB2498816A (en) 2012-01-27 2013-07-31 Edwards Ltd Vacuum pump
CN103195716B (zh) * 2013-05-07 2015-09-02 巫修海 一种新型齿形螺杆型线
GB2533621B (en) * 2014-12-23 2019-04-17 Edwards Ltd Rotary screw vacuum pumps
CN105201827B (zh) * 2015-10-19 2017-06-06 西安交通大学 一种双螺杆真空泵转子型线
CN111005832A (zh) * 2019-12-05 2020-04-14 东方电气集团东方电机有限公司 一种水泵水轮机转轮动平衡方法
CN115143107B (zh) * 2022-07-04 2023-04-28 西安交通大学 一种锥形转子及具有锥形转子的干式双螺杆真空泵

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2705922A (en) * 1953-04-06 1955-04-12 Dresser Ind Fluid pump or motor of the rotary screw type
JPS61171891A (ja) 1985-01-25 1986-08-02 Nec Corp 圧電型ポンプ
SE452790B (sv) 1985-06-07 1987-12-14 Svenska Rotor Maskiner Ab Oljefri gaskompressor
JPS62291486A (ja) * 1986-06-12 1987-12-18 Taiko Kikai Kogyo Kk スクリユ−コンプレツサ−
JPH0654067B2 (ja) 1987-09-24 1994-07-20 株式会社新栄 金銭盗難防止用金銭受け棚付き金庫
JP2515831B2 (ja) * 1987-12-18 1996-07-10 株式会社日立製作所 スクリユ―真空ポンプ
JP2893689B2 (ja) 1988-11-16 1999-05-24 松下電器産業株式会社 電磁調理器用セラミックス製加熱容器及びその製造方法
NL8900694A (nl) 1989-03-21 1990-10-16 Grass Air Holding Bv Schroefcompressor en werkwijze voor het bedrijven daarvan.
JPH02275089A (ja) 1989-04-13 1990-11-09 Kobe Steel Ltd スクリュ式真空ポンプ
JPH02283890A (ja) 1989-04-25 1990-11-21 Taiko Kikai Kogyo Kk スクリューロータ式真空ポンプの運転方法
JP2846065B2 (ja) 1990-06-11 1999-01-13 株式会社日立製作所 液注入式スクリュ流体機械
JP2595377B2 (ja) * 1990-11-19 1997-04-02 株式会社日立製作所 スクリュー真空ポンプ
CA2058325A1 (en) * 1990-12-24 1992-06-25 Mark E. Baran Positive displacement pumps
KR0133154B1 (ko) * 1994-08-22 1998-04-20 이종대 무단 압축형 스크류식 진공펌프
US5797735A (en) * 1995-04-03 1998-08-25 Tochigi Fuji Sangyo Kabushiki Kaisha Fluid machine having balance correction
JP2904719B2 (ja) * 1995-04-05 1999-06-14 株式会社荏原製作所 スクリューロータ及びその歯形の軸直角断面形状を決定する方法並びにスクリュー機械
JP3701378B2 (ja) * 1996-03-27 2005-09-28 北越工業株式会社 スクリュロータ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19882900B4 (de) * 1998-03-24 2004-04-15 Taiko Kikai Industries Co., Ltd. Schraubenrotor-Nassvakuumpumpe

Also Published As

Publication number Publication date
JP3831110B2 (ja) 2006-10-11
US6368091B1 (en) 2002-04-09
KR20010042162A (ko) 2001-05-25
TW367392B (en) 1999-08-21
WO1999049217A1 (fr) 1999-09-30
KR100347230B1 (ko) 2002-08-03
JPH11270479A (ja) 1999-10-05

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8607 Notification of search results after publication
8131 Rejection