CA940897A - Vacuum pump - Google Patents

Vacuum pump

Info

Publication number: CA940897A
Authority: CA; Canada
Prior art keywords: vacuum pump; vacuum; pump
Prior art date: 1969-09-11
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

Application number

CA092,496A

Inventor

Norman L. Foley

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.)

Auscoteng Pty Ltd

Original Assignee

Auscoteng Pty Ltd

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.)

1969-09-11

Filing date

1970-09-08

Publication date

1974-01-29

1970-09-08 Application filed by Auscoteng Pty Ltd filed Critical Auscoteng Pty Ltd

1974-01-29 Application granted granted Critical

1974-01-29 Publication of CA940897A publication Critical patent/CA940897A/en

Status Expired 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/02—Liquid sealing for high-vacuum pumps or for compressors

Landscapes

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

CA092,496A 1969-09-11 1970-09-08 Vacuum pump Expired CA940897A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AU6078369		1969-09-11

Publications (1)

Publication Number	Publication Date
CA940897A true CA940897A (en)	1974-01-29

Family

ID=3745862

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA092,496A Expired CA940897A (en)	1969-09-11	1970-09-08	Vacuum pump

Country Status (5)

Country	Link
US (1)	US3711228A (en)
CA (1)	CA940897A (en)
DE (1)	DE2044919A1 (en)
FR (1)	FR2062177A5 (en)
GB (1)	GB1313340A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS52154117A (en) *	1976-06-15	1977-12-21	Barmag Barmer Maschf	Vane type vacuum pumps
DE59709888D1 (en) *	1997-11-07	2003-05-28	Maag Pump Systems Textron Ag Z	Process for temperature stabilization in gear pumps
NO314734B1 (en) *	2001-05-29	2003-05-12	Jets As	Screw-type wiper pump

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE62404C (en) *			W. E. NICKERSON in Cambridge, North Avenue in, Massachusetts, V. St. A	Capsule pump for pumping air
BE524334A (en) *
US1470030A (en) *	1919-12-19	1923-10-09	Walter G E Rolaff	Rotary compressor
US1424312A (en) *	1920-05-05	1922-08-01	George I Leonard	Compressor
US1395547A (en) *	1920-05-19	1921-11-01	Carl E Anderson	Gas-pump for refrigerating systems
DE430318C (en) *	1922-07-13	1926-06-16	Bbc Brown Boveri & Cie	High vacuum capsule pump with standing vessel
DE409718C (en) *	1922-12-30	1925-02-12	Wilhelm Weckerle	Oil seal on the stuffing boxes of compressors
DE472001C (en) *	1926-11-11	1929-02-20	Bernhard Bischof	Device for oil circulation for cell compressor
FR790894A (en) *	1934-06-06	1935-11-28		Improvements to rotary machines used to create a vacuum or to compress gases
US2208273A (en) *	1936-08-15	1940-07-16	Karasick Samuel	Pump
US2470655A (en) *	1944-06-12	1949-05-17	Allis Chalmers Mfg Co	Cooling and lubrication of compressors
US3231179A (en) *	1964-06-02	1966-01-25	Technical Ind Inc	Lobular type of pump

1970
- 1970-09-08 CA CA092,496A patent/CA940897A/en not_active Expired
- 1970-09-09 US US00070823A patent/US3711228A/en not_active Expired - Lifetime
- 1970-09-10 GB GB4332970A patent/GB1313340A/en not_active Expired
- 1970-09-11 FR FR7033047A patent/FR2062177A5/fr not_active Expired
- 1970-09-11 DE DE19702044919 patent/DE2044919A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
DE2044919A1 (en)	1971-03-18
FR2062177A5 (en)	1971-06-25
GB1313340A (en)	1973-04-11
US3711228A (en)	1973-01-16

Publication	Publication Date	Title
CA944330A (en)	1974-03-26	Hand vacuum pump
CA924185A (en)	1973-04-10	Pump unit
CA947733A (en)	1974-05-21	Vacuum pumps
CA932207A (en)	1973-08-21	Pump assembly
CA922166A (en)	1973-03-06	Pump unit
CA921767A (en)	1973-02-27	Pumps
CA940897A (en)	1974-01-29	Vacuum pump
CA930608A (en)	1973-07-24	Pumps
CA922675A (en)	1973-03-13	Vacuum pump construction
AU462145B2 (en)	1975-06-19	Vacuum pump
CA821645A (en)	1969-08-26	Gettor-ion vacuum pump
CA825529A (en)	1969-10-21	Vacuum pump
AU456146B2 (en)	1974-11-26	Vacuum pump
CA817239A (en)	1969-07-08	Vacuum operated pump
CA821642A (en)	1969-08-26	Getter vacuum pump
CA806020A (en)	1969-02-11	Multi-stage vacuum pump
CA811447A (en)	1969-04-29	Mechanical pump
CA816427A (en)	1969-07-01	Pump
CA830223A (en)	1969-12-23	Pump
CA821244A (en)	1969-08-26	Pump
CA829042A (en)	1969-12-09	Plunger-diaphragm pump
CA818014A (en)	1969-07-15	Getter-ion pump
CA817083A (en)	1969-07-08	Pump
CA820045A (en)	1969-08-12	Pump
CA803301A (en)	1969-01-07	Vacuum filter-trays type