DE69710716D1 - Mehrfachschrauben-verdrängungsmaschinen - Google Patents

Mehrfachschrauben-verdrängungsmaschinen

Info

Publication number: DE69710716D1
Authority: DE; Germany
Prior art keywords: multiple screw; displacement machines; screw displacement; machines; screw
Prior art date: 1996-05-16
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 - Lifetime

Application number

DE69710716T

Other languages

English (en)

Other versions

DE69710716T2 (de

Inventor

Rudi Stosic

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.)

City St Georges University of London

Original Assignee

City University of London

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.)

1996-05-16

Filing date

1997-05-15

Publication date

2002-04-04

1997-05-15 Application filed by City University of London filed Critical City University of London

2002-04-04 Application granted granted Critical

2002-04-04 Publication of DE69710716D1 publication Critical patent/DE69710716D1/de

2002-11-21 Publication of DE69710716T2 publication Critical patent/DE69710716T2/de

2017-05-16 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49236—Fluid pump or compressor making
- Y10T29/49242—Screw or gear type, e.g., Moineau type

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rotary Pumps (AREA)
Applications Or Details Of Rotary Compressors (AREA)

DE69710716T 1996-05-16 1997-05-15 Mehrfachschrauben-verdrängungsmaschinen Expired - Lifetime DE69710716T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GBGB9610289.2A GB9610289D0 (en)	1996-05-16	1996-05-16	Plural screw positive displacement machines
PCT/GB1997/001333 WO1997043550A1 (en)	1996-05-16	1997-05-15	Plural screw positive displacement machines

Publications (2)

Publication Number	Publication Date
DE69710716D1 true DE69710716D1 (de)	2002-04-04
DE69710716T2 DE69710716T2 (de)	2002-11-21

Family

ID=10793838

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69710716T Expired - Lifetime DE69710716T2 (de)	1996-05-16	1997-05-15	Mehrfachschrauben-verdrängungsmaschinen

Country Status (7)

Country	Link
US (1)	US6296461B1 (de)
EP (1)	EP0898655B1 (de)
AU (1)	AU2903797A (de)
DE (1)	DE69710716T2 (de)
ES (1)	ES2173445T3 (de)
GB (1)	GB9610289D0 (de)
WO (1)	WO1997043550A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB0210018D0 (en) *	2002-05-01	2002-06-12	Univ City	Plural-screw machines
GB2418455B (en) *	2004-09-25	2009-12-09	Fu Sheng Ind Co Ltd	A mechanism of the screw rotor
US20060078453A1 (en) *	2004-10-12	2006-04-13	Fu Sheng Industrial Co. , Ltd.	Mechanism of the screw rotor
GB0511864D0 (en) *	2005-06-10	2005-07-20	Univ City	Expander lubrication in vapour power systems
GB2457266B (en)	2008-02-07	2012-12-26	Univ City	Generating power from medium temperature heat sources
IT1394590B1 (it)	2009-05-21	2012-07-05	Robuschi S P A	Compressore a vite
GB2486836A (en) *	2010-02-12	2012-06-27	Univ City	Lubrication of screw machines
GB2477777B (en)	2010-02-12	2012-05-23	Univ City	Lubrication of screw expanders
GB2484718A (en)	2010-10-21	2012-04-25	Univ City	A screw expander having a bleed port
CN102003394A (zh) *	2010-12-24	2011-04-06	上海耐浦流体机械科技有限公司	螺杆真空泵转子型线
US8857170B2 (en) *	2010-12-30	2014-10-14	Electratherm, Inc.	Gas pressure reduction generator
CN102797673B (zh) *	2011-05-24	2016-03-02	重庆德衡科技有限公司	嵌入式复合齿形螺杆泵
GB2501302B (en) *	2012-04-19	2016-08-31	The City Univ	Reduced noise screw machines
JP6109516B2 (ja) *	2012-09-26	2017-04-05	株式会社前川製作所	スクリュー型流体機械
CN102974990B (zh) *	2012-12-18	2015-04-15	中国石油集团济柴动力总厂成都压缩机厂	一种适用于双螺杆压缩机的转子型线结构的加工方法
TWI482920B (zh) *	2013-01-11	2015-05-01	Univ Nat Pingtung Sci & Tech	Clearance Calculation of Helical Rotor Between Twin Screw Compressor
WO2014146007A1 (en)	2013-03-15	2014-09-18	Electratherm, Inc.	Apparatus, systems, and methods for low grade waste heat management
US20150240639A1 (en) *	2014-02-21	2015-08-27	Electratherm, Inc.	Apparatus, systems and methods for lubrication of fluid displacement machines
EP3149335B1 (de)	2014-06-02	2020-06-24	Carrier Corporation	Schraubenverdichter
EP4421323B1 (de)	2015-10-30	2026-01-28	Industrial Technologies and Services, LLC	Komplexe schraubenrotoren
CN108278208B (zh) *	2018-02-08	2024-03-08	珠海格力电器股份有限公司	螺杆压缩机转子结构及具有其的变频螺杆压缩机
CN116044757B (zh) *	2021-02-24	2025-08-05	西安交通大学	一种双螺杆转子型线混合生成方法、转子及压缩机
US20240401589A1 (en) *	2023-05-29	2024-12-05	Steer Engineering Private Limited	Element for a counter-rotating twin-screw processor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1197432A (en)	1966-07-29	1970-07-01	Svenska Rotor Maskiner Ab	Improvements in and relating to Rotary Positive Displacement Machines of the Intermeshing Screw Type and Rotors therefor
US3666384A (en) *	1970-10-20	1972-05-30	Pavel Evgenievich Amosov	Screw-rotor machine for compressible fluids
US4053263A (en) *	1973-06-27	1977-10-11	Joy Manufacturing Company	Screw rotor machine rotors and method of making
GB1503488A (en)	1974-03-06	1978-03-08	Svenska Rotor Maskiner Ab	Meshing screw rotor fluid maching
US4109362A (en) *	1976-01-02	1978-08-29	Joy Manufacturing Company	Method of making screw rotor machine rotors
JPS5793602A (en)	1980-12-03	1982-06-10	Hitachi Ltd	Screw rotor
GB2092676B (en) *	1981-02-06	1984-09-19	Svenska Rotor Maskiner Ab	Rotary positive-displacement fluidmachines
US4412796A (en)	1981-08-25	1983-11-01	Ingersoll-Rand Company	Helical screw rotor profiles
SE429783B (sv)	1981-12-22	1983-09-26	Sullair Tech Ab	Rotorer for en skruvrotormaskin
GB8413619D0 (en)	1984-05-29	1984-07-04	Compair Ind Ltd	Screw rotor machines
US4527967A (en)	1984-08-31	1985-07-09	Dunham-Bush, Inc.	Screw rotor machine with specific tooth profile
US4643654A (en)	1985-09-12	1987-02-17	American Standard Inc.	Screw rotor profile and method for generating
US4938672A (en) *	1989-05-19	1990-07-03	Excet Corporation	Screw rotor lobe profile for simplified screw rotor machine capacity control

1996
- 1996-05-16 GB GBGB9610289.2A patent/GB9610289D0/en active Pending
1997
- 1997-05-15 WO PCT/GB1997/001333 patent/WO1997043550A1/en not_active Ceased
- 1997-05-15 US US09/180,824 patent/US6296461B1/en not_active Expired - Lifetime
- 1997-05-15 DE DE69710716T patent/DE69710716T2/de not_active Expired - Lifetime
- 1997-05-15 ES ES97923165T patent/ES2173445T3/es not_active Expired - Lifetime
- 1997-05-15 EP EP97923165A patent/EP0898655B1/de not_active Expired - Lifetime
- 1997-05-15 AU AU29037/97A patent/AU2903797A/en not_active Abandoned

Also Published As

Publication number	Publication date
WO1997043550A1 (en)	1997-11-20
DE69710716T2 (de)	2002-11-21
AU2903797A (en)	1997-12-05
ES2173445T3 (es)	2002-10-16
EP0898655B1 (de)	2002-02-27
EP0898655A1 (de)	1999-03-03
US6296461B1 (en)	2001-10-02
GB9610289D0 (en)	1996-07-24

Publication	Publication Date	Title
DE69520246D1 (de)	2001-04-12	Schraubenkolbenmaschine
DE69710716D1 (de)	2002-04-04	Mehrfachschrauben-verdrängungsmaschinen
DE59602349D1 (de)	1999-08-05	Distanzschraube
NO985639L (no)	1998-12-03	Multisyklus-sirkulasjonsr÷r
ITMI972535A1 (it)	1999-05-14	Macchina solfiatrice
DE69719182D1 (de)	2003-03-27	Eiserzeugungsmaschine
DE69714813D1 (de)	2002-09-26	Formmaschine
DE59706793D1 (de)	2002-05-02	Bogenbearbeitungsmaschine
IT1278531B1 (it)	1997-11-24	Macchina alternativa
ATA20597A (de)	2001-08-15	Schneckenpresse
DE19780463D2 (de)	1998-10-29	Rauhmaschine
DK0777044T3 (da)	2001-04-23	Fristempel-Vuillermier-maskine
DE69614346D1 (de)	2001-09-13	Extrusionsmaschine
FI951506A7 (fi)	1996-09-30	Sähkökone
ES1031713Y (es)	1996-07-01	Tornillo antirremocion.
NO961829D0 (no)	1996-05-06	Egnemaskin
DE59706760D1 (de)	2002-05-02	Bearbeitungsmaschine
ATA2997A (de)	2000-12-15	Schneckenpresse
DE59708181D1 (de)	2002-10-17	Schraubverbindung
BR9604659A (pt)	1998-06-23	Máquina arrotadora-carpidora
UA22824C2 (uk)	2001-11-15	Бурозакладна машина
KR970058979U (ko)	1997-11-10	나사못
KR950029748U (ko)	1995-11-17	제침기
FR2751837B1 (fr)	1998-12-11	Machine de desilage
DE19681366D2 (de)	1999-03-11	Verdrängungsmaschine

Legal Events

Date	Code	Title	Description
2002-09-12	8327	Change in the person/name/address of the patent owner	Owner name: CITY UNIVERSITY, LONDON, GB
2003-03-27	8364	No opposition during term of opposition