DE2946919C2 - - Google Patents

Info

Publication number
DE2946919C2
DE2946919C2 DE19792946919 DE2946919A DE2946919C2 DE 2946919 C2 DE2946919 C2 DE 2946919C2 DE 19792946919 DE19792946919 DE 19792946919 DE 2946919 A DE2946919 A DE 2946919A DE 2946919 C2 DE2946919 C2 DE 2946919C2
Authority
DE
Germany
Prior art keywords
pump
filter
suction
screw
cover
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.)
Expired
Application number
DE19792946919
Other languages
German (de)
English (en)
Other versions
DE2946919A1 (de
Inventor
Reinhard Ing.(Grad.) 7760 Radolfzell De Metzler
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.)
Allweiler GmbH
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
Priority to DE19792946919 priority Critical patent/DE2946919A1/de
Priority to AT488880A priority patent/AT367180B/de
Priority to SE8008123A priority patent/SE451488B/sv
Publication of DE2946919A1 publication Critical patent/DE2946919A1/de
Application granted granted Critical
Publication of DE2946919C2 publication Critical patent/DE2946919C2/de
Granted 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
    • 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
    • F04C2/165—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 having more than two rotary pistons with parallel axes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtration Of Liquid (AREA)
  • Details Of Reciprocating Pumps (AREA)
DE19792946919 1979-11-21 1979-11-21 Schraubenspindelpumpe Granted DE2946919A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19792946919 DE2946919A1 (de) 1979-11-21 1979-11-21 Schraubenspindelpumpe
AT488880A AT367180B (de) 1979-11-21 1980-09-30 Schraubenspindelpumpe
SE8008123A SE451488B (sv) 1979-11-21 1980-11-19 Skruvspindelpump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792946919 DE2946919A1 (de) 1979-11-21 1979-11-21 Schraubenspindelpumpe

Publications (2)

Publication Number Publication Date
DE2946919A1 DE2946919A1 (de) 1981-06-19
DE2946919C2 true DE2946919C2 (https=) 1988-02-04

Family

ID=6086531

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792946919 Granted DE2946919A1 (de) 1979-11-21 1979-11-21 Schraubenspindelpumpe

Country Status (3)

Country Link
AT (1) AT367180B (https=)
DE (1) DE2946919A1 (https=)
SE (1) SE451488B (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015121372A1 (de) * 2015-12-08 2017-06-08 Klaus Union Gmbh & Co. Kg Beheizbare Schraubenspindelpumpe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7242510U (de) * 1973-08-02 Zahnradfabrik Friedrichshafen Ag Druckmittelpumpe mit Verschlußdeckel
DE2201421C2 (de) * 1972-01-13 1985-04-04 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Ölpumpe mit Ölbehälter

Also Published As

Publication number Publication date
SE8008123L (sv) 1981-05-22
ATA488880A (de) 1981-10-15
SE451488B (sv) 1987-10-12
DE2946919A1 (de) 1981-06-19
AT367180B (de) 1982-06-11

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee