CH415305A - Schraubenpumpe - Google Patents

Schraubenpumpe

Info

Publication number
CH415305A
CH415305A CH292463A CH292463A CH415305A CH 415305 A CH415305 A CH 415305A CH 292463 A CH292463 A CH 292463A CH 292463 A CH292463 A CH 292463A CH 415305 A CH415305 A CH 415305A
Authority
CH
Switzerland
Prior art keywords
screw pump
pump
screw
Prior art date
Application number
CH292463A
Other languages
English (en)
Inventor
Ryffel Hans
Original Assignee
Ryffel Hans
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 Ryffel Hans filed Critical Ryffel Hans
Priority to CH292463A priority Critical patent/CH415305A/de
Priority to US345977A priority patent/US3238882A/en
Priority to GB9318/64A priority patent/GB1048217A/en
Priority to AT191864A priority patent/AT254702B/de
Publication of CH415305A publication Critical patent/CH415305A/de

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
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
CH292463A 1963-03-06 1963-03-06 Schraubenpumpe CH415305A (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH292463A CH415305A (de) 1963-03-06 1963-03-06 Schraubenpumpe
US345977A US3238882A (en) 1963-03-06 1964-02-19 Helical pump
GB9318/64A GB1048217A (en) 1963-03-06 1964-03-05 Improvements in rotary pumps of the meshing screw type
AT191864A AT254702B (de) 1963-03-06 1964-03-05 Schneckenpumpe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH292463A CH415305A (de) 1963-03-06 1963-03-06 Schraubenpumpe

Publications (1)

Publication Number Publication Date
CH415305A true CH415305A (de) 1966-06-15

Family

ID=4244674

Family Applications (1)

Application Number Title Priority Date Filing Date
CH292463A CH415305A (de) 1963-03-06 1963-03-06 Schraubenpumpe

Country Status (4)

Country Link
US (1) US3238882A (de)
AT (1) AT254702B (de)
CH (1) CH415305A (de)
GB (1) GB1048217A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853434A (en) * 1971-04-07 1974-12-10 F Parsons Positive displacement rotary machine
US3844690A (en) * 1973-05-16 1974-10-29 J Kopczynski Helical pump
US4648363A (en) * 1985-11-12 1987-03-10 Tecumseh Products Company Lubricating oil filtration system for an engine
US4662328A (en) * 1985-11-12 1987-05-05 Tecumseh Products Company Governor driven pump for an engine
TWI244941B (en) * 2005-02-01 2005-12-11 Univ Tsinghua Apparatus and process for block coating

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1295068A (en) * 1918-01-04 1919-02-18 Retlow Rolkerr Compressor.
US1698802A (en) * 1924-04-07 1929-01-15 Montelius Carl Oscar Josef Device for transferring energy to or from alpha fluid
US2527536A (en) * 1945-05-15 1950-10-31 Ralph E Engberg Rotary screw pump

Also Published As

Publication number Publication date
GB1048217A (en) 1966-11-16
AT254702B (de) 1967-06-12
US3238882A (en) 1966-03-08

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