[go: up one dir, main page]

FR2178699A5 - - Google Patents

Info

Publication number
FR2178699A5
FR2178699A5 FR7311378A FR7311378A FR2178699A5 FR 2178699 A5 FR2178699 A5 FR 2178699A5 FR 7311378 A FR7311378 A FR 7311378A FR 7311378 A FR7311378 A FR 7311378A FR 2178699 A5 FR2178699 A5 FR 2178699A5
Authority
FR
France
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
FR7311378A
Other languages
French (fr)
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.)
Netzsch Pumpen and Systeme GmbH
Original Assignee
Netzsch Pumpen and Systeme 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
Priority claimed from DE19722215476 external-priority patent/DE2215476C3/en
Application filed by Netzsch Pumpen and Systeme GmbH filed Critical Netzsch Pumpen and Systeme GmbH
Application granted granted Critical
Publication of FR2178699A5 publication Critical patent/FR2178699A5/fr
Expired 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
    • F04C2/10—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
    • F04C2/1073—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 is stationary while the other member rotates and orbits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
FR7311378A 1972-03-29 1973-03-29 Expired FR2178699A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722215476 DE2215476C3 (en) 1972-03-29 Eccentric screw pump

Publications (1)

Publication Number Publication Date
FR2178699A5 true FR2178699A5 (en) 1973-11-09

Family

ID=5840591

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7311378A Expired FR2178699A5 (en) 1972-03-29 1973-03-29

Country Status (4)

Country Link
AT (1) AT320439B (en)
ES (1) ES413144A1 (en)
FR (1) FR2178699A5 (en)
IT (1) IT981704B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451479A1 (en) * 1979-03-12 1980-10-10 Pont A Mousson Rotary concrete pump feed and drive mechanism - has hollow sleeve extending driving shaft and enclosing intermediate shaft

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451479A1 (en) * 1979-03-12 1980-10-10 Pont A Mousson Rotary concrete pump feed and drive mechanism - has hollow sleeve extending driving shaft and enclosing intermediate shaft

Also Published As

Publication number Publication date
AT320439B (en) 1975-02-10
IT981704B (en) 1974-10-10
DE2215476A1 (en) 1973-10-11
DE2215476B2 (en) 1975-04-03
ES413144A1 (en) 1976-01-16

Similar Documents

Publication Publication Date Title
AU1117276A (en)
JPS4991450A (en)
FR2183264A1 (en)
JPS49171A (en)
JPS5538966B2 (en)
FR2178699A5 (en)
JPS512689Y2 (en)
JPS526179B2 (en)
JPS5222376Y2 (en)
JPS5017782Y2 (en)
JPS5144273Y2 (en)
JPS5529537B2 (en)
JPS522560B2 (en)
JPS5023874B1 (en)
JPS4960575U (en)
JPS48101495A (en)
JPS4895183A (en)
JPS4982800U (en)
CH584691A5 (en)
CH1470373A4 (en)
NL7304445A (en)
CH590854A5 (en)
CH587239A5 (en)
CH583723A5 (en)
CH581112A5 (en)

Legal Events

Date Code Title Description
ST Notification of lapse