BR7502398A - PERFECTED DISPLACEMENT PUMP - Google Patents

PERFECTED DISPLACEMENT PUMP

Info

Publication number
BR7502398A
BR7502398A BR7503052D BR7503052D BR7502398A BR 7502398 A BR7502398 A BR 7502398A BR 7503052 D BR7503052 D BR 7503052D BR 7503052 D BR7503052 D BR 7503052D BR 7502398 A BR7502398 A BR 7502398A
Authority
BR
Brazil
Prior art keywords
perfected
displacement pump
displacement
pump
perfected displacement
Prior art date
Application number
BR7503052D
Other languages
Portuguese (pt)
Inventor
H Bauerfeind
Original Assignee
Netzsch Monopumpen Gmbh
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 Netzsch Monopumpen Gmbh filed Critical Netzsch Monopumpen Gmbh
Publication of BR7502398A publication Critical patent/BR7502398A/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
    • 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
    • F04C2/1071—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 the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type
    • F04C2/1076—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 the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type where one member orbits or wobbles relative to the other member which rotates around a fixed axis
    • 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
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • F04C11/001—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle
BR7503052D 1974-04-19 1975-04-18 PERFECTED DISPLACEMENT PUMP BR7502398A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742418967 DE2418967C2 (en) 1974-04-19 1974-04-19 Eccentric screw pump

Publications (1)

Publication Number Publication Date
BR7502398A true BR7502398A (en) 1976-03-09

Family

ID=5913360

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7503052D BR7502398A (en) 1974-04-19 1975-04-18 PERFECTED DISPLACEMENT PUMP

Country Status (3)

Country Link
JP (1) JPS50144107A (en)
BR (1) BR7502398A (en)
DE (1) DE2418967C2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53144010A (en) * 1977-05-21 1978-12-15 Tsuneichi Masuda Air compression and cooling device
ZW16083A1 (en) * 1982-07-20 1984-02-08 Mono Pumps Africa Pty Helical gear pump
US4585401A (en) * 1984-02-09 1986-04-29 Veesojuzny Ordena Trudovogo Krasnogo Znameni Naucho-Issle Multistage helical down-hole machine with frictional coupling of working elements, and method therefor
DE3710930A1 (en) * 1987-04-01 1988-10-20 Gd Anker Gmbh & Co Kg Eccentric spiral pump
AT401089B (en) * 1988-09-30 1996-06-25 Gd Anker Gruber Duebel Anker G Eccentric screw pump
US5108273A (en) * 1990-08-30 1992-04-28 Robbins & Myers, Inc. Helical metering pump having different sized rotors
DE4330226C1 (en) * 1993-09-07 1994-09-08 Bornemann J H Gmbh & Co Eccentric worm screw pump
US5820354A (en) * 1996-11-08 1998-10-13 Robbins & Myers, Inc. Cascaded progressing cavity pump system
US7553139B2 (en) * 2006-10-06 2009-06-30 Moyno, Inc. Progressing cavity pump with wobble stator and magnetic drive
DE102012112618B3 (en) * 2012-12-19 2014-06-12 Netzsch Pumpen & Systeme Gmbh Multiple pump

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227326A (en) * 1962-10-09 1966-01-04 Carl F Beamer Material-handling apparatus
DE1728143A1 (en) * 1968-08-30 1972-03-30 Max Streicher Eccentric screw pump
DE7104996U (en) * 1971-02-10 1971-05-13 Gebr Netzsch Maschinenfabrik Eccentric screw pump with bypass

Also Published As

Publication number Publication date
DE2418967A1 (en) 1975-10-30
DE2418967C2 (en) 1982-09-09
JPS50144107A (en) 1975-11-19

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