FR2454003A1 - ROTARY MECHANICAL PUMP - Google Patents

ROTARY MECHANICAL PUMP

Info

Publication number
FR2454003A1
FR2454003A1 FR8008154A FR8008154A FR2454003A1 FR 2454003 A1 FR2454003 A1 FR 2454003A1 FR 8008154 A FR8008154 A FR 8008154A FR 8008154 A FR8008154 A FR 8008154A FR 2454003 A1 FR2454003 A1 FR 2454003A1
Authority
FR
France
Prior art keywords
parts
mechanical pump
rotary mechanical
rotating
elements
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.)
Withdrawn
Application number
FR8008154A
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.)
Marelli Europe SpA
Original Assignee
Gilardini SpA
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 Gilardini SpA filed Critical Gilardini SpA
Publication of FR2454003A1 publication Critical patent/FR2454003A1/en
Withdrawn legal-status Critical Current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
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—Toothed wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/02—Pressure lubrication using lubricating pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/02—Pressure lubrication using lubricating pumps
    • F01M2001/0207—Pressure lubrication using lubricating pumps characterised by the type of pump
    • F01M2001/0238—Rotary pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/02—Pressure lubrication using lubricating pumps
    • F01M2001/0253—Pressure lubrication using lubricating pumps characterised by the pump driving means
    • F01M2001/0269—Pressure lubrication using lubricating pumps characterised by the pump driving means driven by the crankshaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)

Abstract

L'INVENTION A POUR OBJET UNE POMPE MECANIQUE ROTATIVE DU TYPE COMPRENANT DEUX ELEMENTS TOURNANTS 15, 21 EN PRISE AVEC CONTACT MUTUEL ET DONT L'UN 21 EST INTERIEUR A L'AUTRE 15, L'ELEMENT TOURNANT EXTERIEUR 15 COMPRENANT UNE SERIE DE PARTIES 19 TOURNEES VERS L'INTERIEUR ET L'ELEMENT TOURNANT INTERIEUR 21 UNE SERIE DE PARTIES 22 TOURNEES VERS L'EXTERIEUR, PAR LESQUELLES LES DEUX ELEMENTS SONT EN PRISE, LE NOMBRE DE PARTIES 22 DE L'ELEMENT INTERIEUR 21 ETANT INFERIEUR D'AU MOINS UNE UNITE AU NOMBRE DE PARTIES 19 DE L'ELEMENT EXTERIEUR 15. SELON L'INVENTION LES PARTIES INDIQUEES PLUS HAUT, DES ELEMENTS TOURNANTS SONT EN FORME DE LOBE ET LES ELEMENTS TOURNANTS 15, 21 SONT REALISES PAR UNE OPERATION DE DECOUPAGE.THE OBJECT OF THE INVENTION IS A ROTARY MECHANICAL PUMP OF THE TYPE INCLUDING TWO ROTATING ELEMENTS 15, 21 IN TAKING IN MUTUAL CONTACT AND OF WHICH ONE 21 IS INSIDE THE OTHER 15, THE EXTERIOR ROTATING ELEMENT 15 INCLUDING A SERIES OF PARTS 19 FACING THE INSIDE AND THE INTERIOR ROTATING ELEMENT 21 A SERIES OF PARTS 22 FACING THE OUTSIDE, BY WHICH THE TWO ELEMENTS ARE IN TAKEN, THE NUMBER OF PARTS 22 OF THE INTERIOR ELEMENT 21 BEING AT LEAST ONE LOWER UNIT IN THE NUMBER OF PARTS 19 OF THE EXTERIOR ELEMENT 15. ACCORDING TO THE INVENTION THE PARTS INDICATED ABOVE, ROTATING ELEMENTS ARE LOBE SHAPED AND THE ROTATING ELEMENTS 15, 21 ARE MADE BY A CUTTING OPERATION.

FR8008154A 1979-04-12 1980-04-11 ROTARY MECHANICAL PUMP Withdrawn FR2454003A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67780/79A IT1118556B (en) 1979-04-12 1979-04-12 PROCEDURE FOR THE REALIZATION OF A ROTARY MECHANICAL PUMP AND RELATED PUMP OBTAINED

Publications (1)

Publication Number Publication Date
FR2454003A1 true FR2454003A1 (en) 1980-11-07

Family

ID=11305240

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8008154A Withdrawn FR2454003A1 (en) 1979-04-12 1980-04-11 ROTARY MECHANICAL PUMP

Country Status (5)

Country Link
DE (1) DE3013595A1 (en)
ES (1) ES8102644A1 (en)
FR (1) FR2454003A1 (en)
GB (1) GB2047349B (en)
IT (1) IT1118556B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2104153B (en) * 1981-08-15 1984-08-30 Concentric Pumps Ltd Rotary positive-displacement fluid-pumps
IT1224053B (en) * 1988-12-30 1990-09-26 Fiat Auto Spa INTERNAL COMBUSTION ENGINE PARTICULARLY FOR VEHICLES
GB9015291D0 (en) * 1990-07-11 1990-08-29 Concentric Pumps Ltd Improvements in gerotor pumps

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES387178A1 (en) * 1970-01-30 1973-12-16 Alfieri Maserati Off Disposal of lubrication circuit for internal combustión engines. (Machine-translation by Google Translate, not legally binding)
US4008018A (en) * 1975-11-28 1977-02-15 Mcdermott Hugh L Rotary fluid displacement device having improved porting
DE2720879A1 (en) * 1977-05-10 1978-11-23 Daimler Benz Ag PRIMARY PUMP DRIVE FOR INDEPENDENT MOTOR VEHICLE GEARBOX

Also Published As

Publication number Publication date
GB2047349A (en) 1980-11-26
ES490517A0 (en) 1980-12-16
ES8102644A1 (en) 1980-12-16
IT7967780A0 (en) 1979-04-12
IT1118556B (en) 1986-03-03
DE3013595A1 (en) 1980-10-23
GB2047349B (en) 1983-05-18

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Legal Events

Date Code Title Description
ST Notification of lapse