IT201700098486A1 - ROLLER PUNTER FOR A FUEL SUPPLY PUMP ASSEMBLY TO AN INTERNAL COMBUSTION ENGINE AND PUMP ASSEMBLY INCLUDING SUCH ROLLER PUNTER - Google Patents

ROLLER PUNTER FOR A FUEL SUPPLY PUMP ASSEMBLY TO AN INTERNAL COMBUSTION ENGINE AND PUMP ASSEMBLY INCLUDING SUCH ROLLER PUNTER

Info

Publication number
IT201700098486A1
IT201700098486A1 IT102017000098486A IT201700098486A IT201700098486A1 IT 201700098486 A1 IT201700098486 A1 IT 201700098486A1 IT 102017000098486 A IT102017000098486 A IT 102017000098486A IT 201700098486 A IT201700098486 A IT 201700098486A IT 201700098486 A1 IT201700098486 A1 IT 201700098486A1
Authority
IT
Italy
Prior art keywords
punter
roller
pump assembly
combustion engine
internal combustion
Prior art date
Application number
IT102017000098486A
Other languages
Italian (it)
Inventor
Francesco Priore
Ottavio Corizzo
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Priority to IT102017000098486A priority Critical patent/IT201700098486A1/en
Priority to PCT/EP2018/072671 priority patent/WO2019042842A1/en
Publication of IT201700098486A1 publication Critical patent/IT201700098486A1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/102—Mechanical drive, e.g. tappets or cams
    • 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F04B1/0426—Arrangements for pressing the pistons against the actuated cam; Arrangements for connecting the pistons to the actuated cam
    • 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F04B1/0439—Supporting or guiding means for the pistons
    • 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/053—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders
    • 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/053—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders
    • F04B1/0536—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders with two or more serially arranged radial piston-cylinder units
    • F04B1/0538—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders with two or more serially arranged radial piston-cylinder units located side-by-side
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
    • F16C13/006—Guiding rollers, wheels or the like, formed by or on the outer element of a single bearing or bearing unit, e.g. two adjacent bearings, whose ratio of length to diameter is generally less than one
IT102017000098486A 2017-09-01 2017-09-01 ROLLER PUNTER FOR A FUEL SUPPLY PUMP ASSEMBLY TO AN INTERNAL COMBUSTION ENGINE AND PUMP ASSEMBLY INCLUDING SUCH ROLLER PUNTER IT201700098486A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT102017000098486A IT201700098486A1 (en) 2017-09-01 2017-09-01 ROLLER PUNTER FOR A FUEL SUPPLY PUMP ASSEMBLY TO AN INTERNAL COMBUSTION ENGINE AND PUMP ASSEMBLY INCLUDING SUCH ROLLER PUNTER
PCT/EP2018/072671 WO2019042842A1 (en) 2017-09-01 2018-08-22 Roller cam follower for a fuel pump assembly and pump assembly comprising such a roller cam follower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102017000098486A IT201700098486A1 (en) 2017-09-01 2017-09-01 ROLLER PUNTER FOR A FUEL SUPPLY PUMP ASSEMBLY TO AN INTERNAL COMBUSTION ENGINE AND PUMP ASSEMBLY INCLUDING SUCH ROLLER PUNTER

Publications (1)

Publication Number Publication Date
IT201700098486A1 true IT201700098486A1 (en) 2019-03-01

Family

ID=60991291

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102017000098486A IT201700098486A1 (en) 2017-09-01 2017-09-01 ROLLER PUNTER FOR A FUEL SUPPLY PUMP ASSEMBLY TO AN INTERNAL COMBUSTION ENGINE AND PUMP ASSEMBLY INCLUDING SUCH ROLLER PUNTER

Country Status (2)

Country Link
IT (1) IT201700098486A1 (en)
WO (1) WO2019042842A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008059004A1 (en) * 2008-11-25 2010-05-27 Schaeffler Kg roller plunger
DE102014223795A1 (en) * 2014-11-21 2016-05-25 Robert Bosch Gmbh Pump, in particular a high-pressure fuel pump

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008059004A1 (en) * 2008-11-25 2010-05-27 Schaeffler Kg roller plunger
DE102014223795A1 (en) * 2014-11-21 2016-05-25 Robert Bosch Gmbh Pump, in particular a high-pressure fuel pump

Also Published As

Publication number Publication date
WO2019042842A1 (en) 2019-03-07

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