FI62894C - Vaetskeringpump - Google Patents

Vaetskeringpump Download PDF

Info

Publication number: FI62894C
Authority: FI; Finland
Prior art keywords: rotor; housing; inlet; outlet; pump
Prior art date: 1977-11-07

Application number

FI783343A

Other languages

English (en)

Finnish (fi)

Swedish (sv)

Other versions

FI62894B (fi

FI783343A7 (fi

Inventor

Harold K Haavik

Original Assignee

Nash Engineering 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.)

1977-11-07

Filing date

1978-11-02

Publication date

1983-03-10

1978-11-02 Application filed by Nash Engineering Co filed Critical Nash Engineering Co

1979-05-08 Publication of FI783343A7 publication Critical patent/FI783343A7/fi

1982-11-30 Application granted granted Critical

1982-11-30 Publication of FI62894B publication Critical patent/FI62894B/fi

1983-03-10 Publication of FI62894C publication Critical patent/FI62894C/fi

Links

239000007788 liquid Substances 0.000 claims description 17
230000006835 compression Effects 0.000 description 13
238000007906 compression Methods 0.000 description 13
239000012530 fluid Substances 0.000 description 6
238000005266 casting Methods 0.000 description 5
230000008901 benefit Effects 0.000 description 3
238000010276 construction Methods 0.000 description 3
125000006850 spacer group Chemical group 0.000 description 3
238000013459 approach Methods 0.000 description 2
230000007423 decrease Effects 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000005086 pumping Methods 0.000 description 2
208000035874 Excoriation Diseases 0.000 description 1
238000005299 abrasion Methods 0.000 description 1
230000004323 axial length Effects 0.000 description 1
238000005452 bending Methods 0.000 description 1
238000009826 distribution Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000006872 improvement Effects 0.000 description 1
238000003754 machining Methods 0.000 description 1
230000000149 penetrating effect Effects 0.000 description 1
230000009467 reduction Effects 0.000 description 1
230000029058 respiratory gaseous exchange Effects 0.000 description 1
238000007789 sealing Methods 0.000 description 1
230000003068 static effect Effects 0.000 description 1
230000007704 transition Effects 0.000 description 1
238000003466 welding Methods 0.000 description 1

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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
- F04C19/005—Details concerning the admission or discharge
- 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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
- F04C19/005—Details concerning the admission or discharge
- F04C19/007—Port members in the form of side plates

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rotary Pumps (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Non-Positive Displacement Air Blowers (AREA)
Applications Or Details Of Rotary Compressors (AREA)

FI783343A 1977-11-07 1978-11-02 Vaetskeringpump FI62894C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US84929877		1977-11-07
US05/849,298 US4172694A (en)	1977-11-07	1977-11-07	Long liquid ring pumps and compressors

Publications (3)

Publication Number	Publication Date
FI783343A7 FI783343A7 (fi)	1979-05-08
FI62894B FI62894B (fi)	1982-11-30
FI62894C true FI62894C (fi)	1983-03-10

Family

ID=25305509

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI783343A FI62894C (fi)	1977-11-07	1978-11-02	Vaetskeringpump

Country Status (10)

Country	Link
US (1)	US4172694A (fr)
EP (1)	EP0002117A1 (fr)
AU (1)	AU524905B2 (fr)
BE (1)	BE35T1 (fr)
BR (1)	BR7807287A (fr)
DE (1)	DE2857227C2 (fr)
FI (1)	FI62894C (fr)
GB (1)	GB2041446B (fr)
NL (1)	NL7815041A (fr)
SE (1)	SE7909725L (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI882712A7 (fi) *	1988-06-08	1989-12-09	Pentamo Oy	Vaetskeringkompressor.
US5078573A (en) *	1990-09-07	1992-01-07	A. Ahlstrom Corporation	Liquid ring pump having tapered blades and housing
US20080038120A1 (en) *	2006-08-11	2008-02-14	Louis Lengyel	Two stage conical liquid ring pump having removable manifold, shims and first and second stage head o-ring receiving boss
CN114607612B (zh) *	2022-03-25	2022-09-02	淄博水环真空泵厂有限公司	一种调节水环真空泵气量的方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE274015C (fr) *
GB703533A (en) *	1951-07-09	1954-02-03	Otto Siemen	Two-stage liquid ring pump
DE923571C (de) *	1951-10-14	1955-02-17	Amag Hilpert Pegnitzhuette Ag	Einrichtung zum Verdichten von Gasen und Daempfen
DE1047981B (de) *	1956-01-19	1958-12-31	Siemens Ag	Mehrstufige Fluessigkeitsringgaspumpe mit Zwischengehaeuse
US2928585A (en) *	1956-02-10	1960-03-15	Atkinson Guy F Co	Multi-rotor hydroturbine pump
DE1057284B (de) *	1958-04-12	1959-05-14	Siemens Ag	Doppeltwirkende Fluessigkeitsringgaspumpe
DE1116339B (de) *	1958-10-08	1961-11-02	Siemens Ag	Zweistufige Gaspumpe des Fluessigkeitsringtyps
DE1132682B (de) *	1959-05-15	1962-07-05	Siemens Ag	Fluessigkeitsringgaskompressor
US3154240A (en) *	1961-02-20	1964-10-27	Nash Engineering Co	Pumping device
FR1289052A (fr) *	1961-04-26	1962-03-30		Compresseur rotatif symétrique à anneau liquide pour gaz nocifs ou corrosifs
DE1428243A1 (de) *	1962-10-17	1969-07-10	Siemen & Hinsch Gmbh	Fluessigkeitsring-Gaspumpe
US3232521A (en) *	1963-08-23	1966-02-01	Atkinson Guy F Co	Long rotor hydroturbine pump with single end port plug
SU529295A1 (ru) *	1975-06-03	1976-09-25	Предприятие П/Я А-3605	Жидкостнокольцева машина"

1977
- 1977-11-07 US US05/849,298 patent/US4172694A/en not_active Expired - Lifetime
1978
- 1978-11-02 FI FI783343A patent/FI62894C/fi not_active IP Right Cessation
- 1978-11-03 AU AU41326/78A patent/AU524905B2/en not_active Expired
- 1978-11-06 GB GB7928671A patent/GB2041446B/en not_active Expired
- 1978-11-06 BE BEBTR35A patent/BE35T1/fr not_active IP Right Cessation
- 1978-11-06 BR BR7807287A patent/BR7807287A/pt unknown
- 1978-11-06 EP EP78300594A patent/EP0002117A1/fr not_active Withdrawn
- 1978-11-06 NL NL7815041A patent/NL7815041A/nl unknown
- 1978-11-06 DE DE2857227A patent/DE2857227C2/de not_active Expired
1979
- 1979-11-23 SE SE7909725A patent/SE7909725L/ unknown

Also Published As

Publication number	Publication date
EP0002117A1 (fr)	1979-05-30
BE35T1 (fr)	1979-12-07
FI62894B (fi)	1982-11-30
SE7909725L (sv)	1979-11-23
NL7815041A (nl)	1980-01-31
AU524905B2 (en)	1982-10-07
US4172694A (en)	1979-10-30
DE2857227C2 (de)	1991-11-28
DE2857227A1 (de)	1980-10-02
GB2041446B (en)	1982-08-18
AU4132678A (en)	1979-05-17
FI783343A7 (fi)	1979-05-08
GB2041446A (en)	1980-09-10
BR7807287A (pt)	1979-06-12

Legal Events

Date	Code	Title	Description
1994-06-08	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: THE NASH ENGINEERING COMPANY

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US2306951A (en)	1942-12-29	Pump
US3158103A (en)	1964-11-24	Vane assembly in rotary fluid machines
US2464208A (en)	1949-03-15	Expansible chamber fluid motor or pump
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