FR2325826A1 - Plunger pump drive mechanism - comprises ball bearing on eccentric and rolling against piston with return spring - Google Patents

Plunger pump drive mechanism - comprises ball bearing on eccentric and rolling against piston with return spring

Info

Publication number
FR2325826A1
FR2325826A1 FR7509774A FR7509774A FR2325826A1 FR 2325826 A1 FR2325826 A1 FR 2325826A1 FR 7509774 A FR7509774 A FR 7509774A FR 7509774 A FR7509774 A FR 7509774A FR 2325826 A1 FR2325826 A1 FR 2325826A1
Authority
FR
France
Prior art keywords
eccentric
drive mechanism
return spring
pump drive
plunger pump
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Withdrawn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
FR7509774A
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.)
GIBELLINO ANGE
Original Assignee
GIBELLINO ANGE
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 GIBELLINO ANGE filed Critical GIBELLINO ANGE
Priority to FR7509774A priority Critical patent/FR2325826A1/en
Publication of FR2325826A1 publication Critical patent/FR2325826A1/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Withdrawn legal-status Critical Current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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
    • F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
    • F04B9/045—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being eccentrics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
    • F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
    • F04B9/042—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being cams

Landscapes

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

Abstract

The plunger pump drive mechanism comprises a ball-bearing mounted on a cam or eccentric. The bearing can be pre-lubricated so that no oil sump or seals are required, and by rolling over the plunger face the bearing reduces the force needed to overcome the return spring.
FR7509774A 1975-03-21 1975-03-21 Plunger pump drive mechanism - comprises ball bearing on eccentric and rolling against piston with return spring Withdrawn FR2325826A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7509774A FR2325826A1 (en) 1975-03-21 1975-03-21 Plunger pump drive mechanism - comprises ball bearing on eccentric and rolling against piston with return spring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7509774A FR2325826A1 (en) 1975-03-21 1975-03-21 Plunger pump drive mechanism - comprises ball bearing on eccentric and rolling against piston with return spring

Publications (1)

Publication Number Publication Date
FR2325826A1 true FR2325826A1 (en) 1977-04-22

Family

ID=9153231

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7509774A Withdrawn FR2325826A1 (en) 1975-03-21 1975-03-21 Plunger pump drive mechanism - comprises ball bearing on eccentric and rolling against piston with return spring

Country Status (1)

Country Link
FR (1) FR2325826A1 (en)

Similar Documents

Publication Publication Date Title
GB1191475A (en) Reciprocating Hydraulic Pump or Motor.
GB1456133A (en) Ball bearings
EP0117873A4 (en) Dynamic pressure type of fluid bearing device.
GB1415241A (en) Valve actuator
ES425356A1 (en) Lubricated bearing
GB1453505A (en) Hydraulic internally-meshing gear pumps
FR2325826A1 (en) Plunger pump drive mechanism - comprises ball bearing on eccentric and rolling against piston with return spring
GB1507814A (en) Peristaltic pumps
JPS5279156A (en) Roller bearing
GB1044253A (en) Improvements in or relating to operating mechanism for effecting reciprocating or oscillating movements
ES464818A1 (en) Method of and means for providing a cam-actuated, spring-return mechanism wherein the torque output is a function of the cam profile
ES8301525A1 (en) Rotary actuators.
DE816644C (en) Adjustment device for the steering gear of motor vehicles
GB1224316A (en) Improvements in reciprocating pumps
DE68913184D1 (en) HIGH PRESSURE PUMP WITH RETURNING PISTON.
FR2270443A1 (en) Distribution mechanism for I.C. engine - has camshaft bearing acting as oil pump piston and return spring on camshaft
KR840000734A (en) Manufacturing method of fuel injection pump
DE3865195D1 (en) GEAR MACHINE (PUMP OR MOTOR).
JPS521605A (en) Gear pump lubricating device
GB1478855A (en) Hole piercing devices
JPS5433952A (en) Planetary gear power tranmission system
JPS5756683A (en) Horizontal opposite type compressor
SU597458A2 (en) Device for marking letters and figures on curvilinear surfaces of components
FR2410761A1 (en) Ball or roller clutch thrust bearing - has forked spring with side portions on inner race to centre clutch fork
JPS5312502A (en) Piston assembly for oil hydraulic pump and for oil hydraulic motor

Legal Events

Date Code Title Description
ST Notification of lapse