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AU628595B2 - Improved vacuum pump device - Google Patents
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AU628595B2 - Improved vacuum pump device - Google Patents

Improved vacuum pump device

Info

Publication number
AU628595B2
AU628595B2 AU58097/90A AU5809790A AU628595B2 AU 628595 B2 AU628595 B2 AU 628595B2 AU 58097/90 A AU58097/90 A AU 58097/90A AU 5809790 A AU5809790 A AU 5809790A AU 628595 B2 AU628595 B2 AU 628595B2
Authority
AU
Australia
Prior art keywords
vacuum pump
pump device
improved vacuum
improved
vacuum
Prior art date
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.)
Ceased
Application number
AU58097/90A
Other versions
AU5809790A (en
Inventor
John Stanley Melbourne
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.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to AU58097/90A priority Critical patent/AU628595B2/en
Publication of AU5809790A publication Critical patent/AU5809790A/en
Application granted granted Critical
Publication of AU628595B2 publication Critical patent/AU628595B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
    • F04F5/20—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids for evacuating
    • F04F5/22—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids for evacuating of multi-stage type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/46—Arrangements of nozzles
    • F04F5/461—Adjustable nozzles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/46—Arrangements of nozzles
    • F04F5/467—Arrangements of nozzles with a plurality of nozzles arranged in series

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
AU58097/90A 1989-07-10 1990-07-02 Improved vacuum pump device Ceased AU628595B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU58097/90A AU628595B2 (en) 1989-07-10 1990-07-02 Improved vacuum pump device

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPJ514189 1989-07-10
AUPJ5141 1989-07-10
AU58097/90A AU628595B2 (en) 1989-07-10 1990-07-02 Improved vacuum pump device

Publications (2)

Publication Number Publication Date
AU5809790A AU5809790A (en) 1991-01-10
AU628595B2 true AU628595B2 (en) 1992-09-17

Family

ID=25631963

Family Applications (1)

Application Number Title Priority Date Filing Date
AU58097/90A Ceased AU628595B2 (en) 1989-07-10 1990-07-02 Improved vacuum pump device

Country Status (1)

Country Link
AU (1) AU628595B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102435017A (en) * 2011-12-08 2012-05-02 张军 Jet heat pump adopting multi-effect cascade injection mode and high-pressure-ratio vacuum pump

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0043566A1 (en) * 1980-07-05 1982-01-13 Jürgen Volkmann Ejector device
AU549446B2 (en) * 1980-05-21 1986-01-30 Piab A.B. Multi-stage jet-type evacuator
EP0297550A1 (en) * 1987-06-29 1989-01-04 Thilo Volkmann Jet pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU549446B2 (en) * 1980-05-21 1986-01-30 Piab A.B. Multi-stage jet-type evacuator
EP0043566A1 (en) * 1980-07-05 1982-01-13 Jürgen Volkmann Ejector device
EP0297550A1 (en) * 1987-06-29 1989-01-04 Thilo Volkmann Jet pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102435017A (en) * 2011-12-08 2012-05-02 张军 Jet heat pump adopting multi-effect cascade injection mode and high-pressure-ratio vacuum pump

Also Published As

Publication number Publication date
AU5809790A (en) 1991-01-10

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