DE19882900T1 - Schraubenrotor-Nassvakuumpumpe - Google Patents

Schraubenrotor-Nassvakuumpumpe

Info

Publication number: DE19882900T1
Authority: DE; Germany
Prior art keywords: vacuum pump; screw rotor; wet vacuum; rotor wet; screw
Prior art date: 1998-03-24
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.): Granted

Application number

DE19882900T

Other languages

English (en)

Other versions

DE19882900B4 (de

Inventor

Masashi Yoshimura

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.)

1998-03-24

Filing date

1998-04-30

Publication date

2001-04-26

1998-04-30 Application filed by TAIKO KIKAI IND CO filed Critical TAIKO KIKAI IND CO

2001-04-26 Publication of DE19882900T1 publication Critical patent/DE19882900T1/de

2004-04-15 Application granted granted Critical

2004-04-15 Publication of DE19882900B4 publication Critical patent/DE19882900B4/de

2018-05-01 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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
- F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
- F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
- 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
- F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
- 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)

DE19882900T 1998-03-24 1998-04-30 Schraubenrotor-Nassvakuumpumpe Expired - Fee Related DE19882900B4 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP10/75319		1998-03-24
JP10075319A JPH11270484A (ja)	1998-03-24	1998-03-24	スクリューロータ型ウエット真空ポンプ
PCT/JP1998/001983 WO1999049219A1 (fr)	1998-03-24	1998-04-30	Pompe d'aspiration de liquides du type rotor a vis

Publications (2)

Publication Number	Publication Date
DE19882900T1 true DE19882900T1 (de)	2001-04-26
DE19882900B4 DE19882900B4 (de)	2004-04-15

Family

ID=13572833

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE19882900T Expired - Fee Related DE19882900B4 (de)	1998-03-24	1998-04-30	Schraubenrotor-Nassvakuumpumpe

Country Status (6)

Country	Link
US (1)	US6375443B1 (de)
JP (1)	JPH11270484A (de)
KR (1)	KR100382825B1 (de)
DE (1)	DE19882900B4 (de)
TW (1)	TW413715B (de)
WO (1)	WO1999049219A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4643049B2 (ja) *	2001-03-29	2011-03-02	兼松エンジニアリング株式会社	真空ポンプにおける冷却水戻し装置及びこの装置を備えた真空ポンプ並びにこのポンプを備えた吸引処理装置及び吸引作業車
JP3673743B2 (ja) *	2001-09-27	2005-07-20	大晃機械工業株式会社	スクリュー式真空ポンプ
GB2498816A (en)	2012-01-27	2013-07-31	Edwards Ltd	Vacuum pump
GB2533621B (en) *	2014-12-23	2019-04-17	Edwards Ltd	Rotary screw vacuum pumps
SE541665C2 (en) *	2015-04-13	2019-11-19	Disab Tella Ab	Vacuum cleaning system for hot dust and particles
CN106989874B (zh) *	2017-05-31	2020-02-07	西南石油大学	一种水平式高速牙轮钻头轴承螺旋密封试验装置
CN114263608B (zh) *	2021-12-30	2024-01-26	山东凯恩真空技术有限公司	一种防腐螺杆真空泵

Family Cites Families (21)

* 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
GB1484994A (en) *	1973-09-03	1977-09-08	Svenska Rotor Maskiner Ab	Shaft seal system for screw compressors
JPS61171891A (ja)	1985-01-25	1986-08-02	Nec Corp	圧電型ポンプ
JPS61171891U (de) *	1985-04-15	1986-10-25
SE452790B (sv) *	1985-06-07	1987-12-14	Svenska Rotor Maskiner Ab	Oljefri gaskompressor
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
JPH0716064Y2 (ja) *	1987-11-19	1995-04-12	株式会社神戸製鋼所	油入りスクリュ真空ポンプ
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.
JPH02135689U (de) *	1989-04-13	1990-11-13
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
DE4042177C2 (de) *	1990-12-29	1996-11-14	Gmv Ges Fuer Schraubenverdicht	Schraubenverdichter
SE9301662L (sv) *	1993-05-14	1994-07-04	Svenska Rotor Maskiner Ab	Skruvkompressor med tätningsorgan
KR0133154B1 (ko)	1994-08-22	1998-04-20	이종대	무단 압축형 스크류식 진공펌프
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
DE19543879C2 (de) *	1995-11-24	2002-02-28	Guenter Kirsten	Schraubenverdichter mit Flüssigkeitseinspritzung
JP3701378B2 (ja)	1996-03-27	2005-09-28	北越工業株式会社	スクリュロータ
JP3831110B2 (ja) *	1998-03-25	2006-10-11	大晃機械工業株式会社	真空ポンプのスクリューロータ

1998
- 1998-03-24 JP JP10075319A patent/JPH11270484A/ja active Pending
- 1998-04-30 WO PCT/JP1998/001983 patent/WO1999049219A1/ja active IP Right Grant
- 1998-04-30 KR KR10-2000-7010548A patent/KR100382825B1/ko not_active IP Right Cessation
- 1998-04-30 DE DE19882900T patent/DE19882900B4/de not_active Expired - Fee Related
- 1998-04-30 US US09/647,254 patent/US6375443B1/en not_active Expired - Fee Related
- 1998-06-08 TW TW087109062A patent/TW413715B/zh not_active IP Right Cessation

Also Published As

Publication number	Publication date
TW413715B (en)	2000-12-01
JPH11270484A (ja)	1999-10-05
US6375443B1 (en)	2002-04-23
KR100382825B1 (ko)	2003-05-09
KR20010042143A (ko)	2001-05-25
WO1999049219A1 (fr)	1999-09-30
DE19882900B4 (de)	2004-04-15

Legal Events

Date	Code	Title	Description
2001-04-26	OP8	Request for examination as to paragraph 44 patent law
2001-11-15	8125	Change of the main classification	Ipc: F04C 18/16
2002-03-28	8607	Notification of search results after publication
2004-10-07	8364	No opposition during term of opposition
2010-02-18	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE19882986T1 (de)	2001-03-29	Trockenvakuumpumpe
DE69924558D1 (de)	2005-05-12	Vakuumpumpe
DE69920428D1 (de)	2004-10-28	Ansaugleitung
DE60030833D1 (de)	2006-11-02	Vakuumpumpe
DE59809867D1 (de)	2003-11-13	Radialverdichter
DE59805126D1 (de)	2002-09-12	Gekühlte schraubenvakuumpumpe
DE69821453D1 (de)	2004-03-11	Vakuumpumpen
DE59812093D1 (de)	2004-11-11	Schraubenvakuumpumpe mit rotoren
DE69817369D1 (de)	2003-09-25	Ölfreier schraubenrotor
EE9800324A (et)	1999-08-16	Pumbarootor
DE50013338D1 (de)	2006-09-28	Gekühlte schraubenvakuumpumpe
DE59902761D1 (de)	2002-10-24	Vacuumpumpe
DE59809488D1 (de)	2003-10-09	Radialverdichter
DE69926438D1 (de)	2005-09-08	Flügelzellenpumpe
DE69908741D1 (de)	2003-07-17	Flügelzellenpumpe
DE19981942D2 (de)	2001-10-18	Vakuumpumpe
DK0974399T3 (da)	2005-07-18	Rotordyse
DE69911695D1 (de)	2003-11-06	Schraubenverdichter
DE59909305D1 (de)	2004-06-03	Sauganlage
DE59911747D1 (de)	2005-04-21	Sauganlage
DE69914122D1 (de)	2004-02-19	Schraubenverdichter
EE9800325A (et)	1999-08-16	Pumbarootor
DE69922198D1 (de)	2004-12-30	Zentrifugalpumpe
DE50005187D1 (de)	2004-03-11	Flügelzellenvakuumpumpe
DE19882987T1 (de)	2001-04-12	Vakuumpumpe