DE3669753D1 - Roots-verdichter. - Google Patents

Roots-verdichter.

Info

Publication number: DE3669753D1
Authority: DE; Germany
Prior art keywords: roots compressors; compressors; roots
Prior art date: 1985-07-26
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

DE8686109271T

Other languages

English (en)

Inventor

Takahiro Iwase

Hiroyuki Mochizuki

Shigenori Tamaki

Nobuo Kobayashi

Naofumi Masuda

Katsuro Harada

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.)

Toyota Motor Corp

Original Assignee

Toyota Motor Corp

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.)

1985-07-26

Filing date

1986-07-07

Publication date

1990-04-26

1986-07-07 Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp

1990-04-26 Application granted granted Critical

1990-04-26 Publication of DE3669753D1 publication Critical patent/DE3669753D1/de

2006-07-08 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
- F04C18/12—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
- F04C18/126—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 radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
- 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
- F04C2230/00—Manufacture
- F04C2230/90—Improving properties of machine parts
- F04C2230/91—Coating
- 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
- 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
- Y10T29/49826—Assembling or joining
- Y10T29/49945—Assembling or joining by driven force fit
- 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
- Y10T403/00—Joints and connections
- Y10T403/70—Interfitted members
- Y10T403/7075—Interfitted members including discrete retainer
- Y10T403/7077—Interfitted members including discrete retainer for telescoping members
- Y10T403/7079—Transverse pin
- Y10T403/7088—Sliding pin

Landscapes

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

DE8686109271T 1985-07-26 1986-07-07 Roots-verdichter. Expired - Lifetime DE3669753D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP1985113688U JPH0623753Y2 (ja)	1985-07-26	1985-07-26	ル−ツ式ポンプ

Publications (1)

Publication Number	Publication Date
DE3669753D1 true DE3669753D1 (de)	1990-04-26

Family

ID=14618662

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8686109271T Expired - Lifetime DE3669753D1 (de)	1985-07-26	1986-07-07	Roots-verdichter.

Country Status (4)

Country	Link
US (1)	US4764098A (de)
EP (1)	EP0209788B1 (de)
JP (1)	JPH0623753Y2 (de)
DE (1)	DE3669753D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE470337B (sv) *	1986-09-05	1994-01-24	Svenska Rotor Maskiner Ab	Rotor till en skruvrotormaskin samt förfarande för dess tillverkning
US5018953A (en) *	1989-05-18	1991-05-28	Ishikawajima-Harima Jukogyo Kabushiki Kaisha	Rotor with eccentrically positioned retainer pin
JP2873888B2 (ja) *	1991-12-27	1999-03-24	本田技研工業株式会社	スクリューポンプのロータ
CH685447A5 (de) *	1992-04-01	1995-07-14	Lindau Tech Forsch & Entw Gmbh	Innenachsige Drehkolbenmaschine.
DE4437178C2 (de) *	1994-10-18	1999-07-01	Fristam Pumpen F Stamp Kg Gmbh	Pumpe für flüssige Medien
CN1112515C (zh) *	1996-03-27	2003-06-25	北越工业株式会社	螺旋流体机械的螺旋转子的轴结构
DE19613262A1 (de) *	1996-04-02	1997-10-09	Festo Kg	Drehkolbenrundlaufmotor
US6158997A (en) *	1999-06-30	2000-12-12	Fluid Management	Gear pump
US6506037B1 (en) *	1999-11-17	2003-01-14	Carrier Corporation	Screw machine
JP2001214869A (ja) *	2000-01-31	2001-08-10	Sumitomo Electric Ind Ltd	オイルポンプ
US6688867B2 (en)	2001-10-04	2004-02-10	Eaton Corporation	Rotary blower with an abradable coating
GB0228641D0 (en) *	2002-12-06	2003-01-15	Adams Ricardo Ltd	Improvements in or relating to rotors for rotary machines
DE102008060539A1 (de) *	2008-12-04	2010-06-10	Pfeiffer Vacuum Gmbh	Zweiwellige Vakuumpumpe
US9017052B1 (en) *	2009-03-30	2015-04-28	Harry Soderstrom	Positive displacement pump with improved rotor design
US8087914B1 (en) *	2009-03-30	2012-01-03	Harry Soderstrom	Positive displacement pump with improved rotor design
TW202037814A (zh) *	2019-04-10	2020-10-16	亞台富士精機股份有限公司	轉子及魯氏幫浦
US11085298B1 (en) *	2020-12-03	2021-08-10	Marlin Harold Thompson	Rotary internal combustion engine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2337903A (en) *	1942-03-02	1943-12-28	Pesco Products Co	Pump rotor manufacture
US2506491A (en) *	1948-11-08	1950-05-02	Phillips Petroleum Co	Volume control
AT177058B (de) *	1950-03-11	1953-12-28	Daimler Benz Ag	Antriebswelle für Kraftfahrzeuge
US3275225A (en) *	1964-04-06	1966-09-27	Midland Ross Corp	Fluid compressor
US4086043A (en) *	1976-12-30	1978-04-25	Ingersoll-Rand Company	Rotor with plastic sheathing
DD155102A1 (de) *	1980-12-05	1982-05-12	Dieter Prockat	Beschichtete rotoren fuer rotationskolbenverdichter
JPS5981793A (ja) *	1982-11-01	1984-05-11	ホーチキ株式会社	警報設備の受信応答装置
JPS59165987A (ja) *	1983-03-08	1984-09-19	Shinpo Kogyo Kk	誘導電動機制御装置
JPS59224402A (ja) *	1983-06-03	1984-12-17	Oval Eng Co Ltd	容積型非噛合流量計又は原動機

1985
- 1985-07-26 JP JP1985113688U patent/JPH0623753Y2/ja not_active Expired - Lifetime
1986
- 1986-06-26 US US06/878,704 patent/US4764098A/en not_active Expired - Lifetime
- 1986-07-07 DE DE8686109271T patent/DE3669753D1/de not_active Expired - Lifetime
- 1986-07-07 EP EP86109271A patent/EP0209788B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0209788A2 (de)	1987-01-28
US4764098A (en)	1988-08-16
JPH0623753Y2 (ja)	1994-06-22
JPS6224080U (de)	1987-02-13
EP0209788A3 (en)	1987-09-16
EP0209788B1 (de)	1990-03-21

Publication	Publication Date	Title
DE3670347D1 (de)	1990-05-17	Kompressoren.
FI882652A0 (fi)	1988-06-03	Pump.
DE3686464D1 (de)	1992-09-24	Spiralkompressor.
DE3669753D1 (de)	1990-04-26	Roots-verdichter.
DE3674290D1 (de)	1990-10-25	Maehdrescher.
DE3676026D1 (de)	1991-01-17	Terpolymerisate.
FI870055A0 (fi)	1987-01-07	Friktionssvetsaggregat.
DE3669772D1 (de)	1990-04-26	Russblaeser.
KR860013528U (ko)	1986-11-18	압축기
DE3762147D1 (de)	1990-05-10	Gekapselter verdichter.
DE3677472D1 (de)	1991-03-14	Blockierverhinderer.
FI861103A0 (fi)	1986-03-17	Avkvistningsmaskin.
FI861919L (fi)	1986-12-11	Kompressoranordning.
FI852282A0 (fi)	1985-06-07	Luftturbin.
DE3677282D1 (de)	1991-03-07	Maehdrescher.
DE3670979D1 (de)	1990-06-13	Raederfalzapparat.
DE3673520D1 (de)	1990-09-20	Perfluorpolyaether.
FI854404A0 (fi)	1985-11-08	Glidlagerkonstruktion.
FI855033L (fi)	1986-08-28	Fraon en flerfas-direktfrekvensomformare matad trefasmotor.
FI850983A0 (fi)	1985-03-12	Bipolaer ackumulator.
DE3671659D1 (de)	1990-07-05	Kaelteanlage.
FI864652A0 (fi)	1986-11-14	Handhaspel.
DE3673746D1 (de)	1990-10-04	Pudermine.
DE3670589D1 (de)	1990-05-31	Sandstrahlgeraet.
DE3670767D1 (de)	1990-06-07	Rioprostil-pvp-komplex.

Legal Events

Date	Code	Title
1991-04-11	8364	No opposition during term of opposition
1997-05-15	8320	Willingness to grant licences declared (paragraph 23)
2001-09-06	8339	Ceased/non-payment of the annual fee