SE7812600L - SCREW PUMP - Google Patents

SCREW PUMP

Info

Publication number
SE7812600L
SE7812600L SE7812600A SE7812600A SE7812600L SE 7812600 L SE7812600 L SE 7812600L SE 7812600 A SE7812600 A SE 7812600A SE 7812600 A SE7812600 A SE 7812600A SE 7812600 L SE7812600 L SE 7812600L
Authority
SE
Sweden
Prior art keywords
screw pump
pump
screw
Prior art date
Application number
SE7812600A
Other languages
Swedish (sv)
Inventor
J Wegener
Original Assignee
Allweiler Ag
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 Allweiler Ag filed Critical Allweiler Ag
Publication of SE7812600L publication Critical patent/SE7812600L/en

Links

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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0034—Sealing arrangements in rotary-piston machines or pumps for other than the working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • F04C15/0038—Shaft sealings specially adapted for rotary-piston machines or pumps
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps 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 toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps 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 toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Rotary Pumps (AREA)
  • Reciprocating Pumps (AREA)
SE7812600A 1977-12-08 1978-12-07 SCREW PUMP SE7812600L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772754612 DE2754612A1 (en) 1977-12-08 1977-12-08 SCREW PUMP

Publications (1)

Publication Number Publication Date
SE7812600L true SE7812600L (en) 1979-06-09

Family

ID=6025561

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7812600A SE7812600L (en) 1977-12-08 1978-12-07 SCREW PUMP

Country Status (6)

Country Link
CH (1) CH636930A5 (en)
DE (1) DE2754612A1 (en)
FR (1) FR2411319A1 (en)
GB (1) GB2009851B (en)
IT (1) IT1101489B (en)
SE (1) SE7812600L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8513684D0 (en) * 1985-05-30 1985-07-03 Boc Group Plc Mechanical pumps
DE3916339A1 (en) * 1989-05-19 1990-11-22 Rehau Ag & Co Pump for delivery of cold-flow medium - with integration of second pump to deliver cleaning fluid
CN108050265B (en) * 2017-12-07 2019-07-02 东北石油大学 A kind of wide range pressure-regulating valve

Also Published As

Publication number Publication date
IT7830634A0 (en) 1978-12-06
FR2411319A1 (en) 1979-07-06
GB2009851B (en) 1982-07-21
IT1101489B (en) 1985-09-28
CH636930A5 (en) 1983-06-30
FR2411319B3 (en) 1981-09-11
GB2009851A (en) 1979-06-20
DE2754612A1 (en) 1979-06-13

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