GB2575247B - Tappet for a fuel pump - Google Patents

Tappet for a fuel pump Download PDF

Info

Publication number
GB2575247B
GB2575247B GB1810448.9A GB201810448A GB2575247B GB 2575247 B GB2575247 B GB 2575247B GB 201810448 A GB201810448 A GB 201810448A GB 2575247 B GB2575247 B GB 2575247B
Authority
GB
United Kingdom
Prior art keywords
tappet
fuel pump
fuel
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.)
Expired - Fee Related
Application number
GB1810448.9A
Other versions
GB2575247A (en
GB201810448D0 (en
Inventor
Gilbert Barker Barrie
Flinn Lawrence
Girardie Nicolas
Ainsworth Mark
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.)
Delphi Technologies IP Ltd
Original Assignee
Delphi Technologies IP Ltd
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 Delphi Technologies IP Ltd filed Critical Delphi Technologies IP Ltd
Priority to GB1810448.9A priority Critical patent/GB2575247B/en
Publication of GB201810448D0 publication Critical patent/GB201810448D0/en
Publication of GB2575247A publication Critical patent/GB2575247A/en
Application granted granted Critical
Publication of GB2575247B publication Critical patent/GB2575247B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M39/00—Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements
    • 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
    • F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
    • F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
    • F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
    • F02M45/06—Pumps peculiar thereto
    • F02M45/063—Delivery stroke of piston being divided into two or more parts, e.g. by using specially shaped cams
    • 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
    • F02M49/00—Fuel-injection apparatus in which injection pumps are driven or injectors are actuated, by the pressure in engine working cylinders, or by impact of engine working piston
    • F02M49/04—Fuel-injection apparatus in which injection pumps are driven or injectors are actuated, by the pressure in engine working cylinders, or by impact of engine working piston using the piston impact
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0001—Fuel-injection apparatus with specially arranged lubricating system, e.g. by fuel oil
    • 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
    • F02M2700/00—Supplying, feeding or preparing air, fuel, fuel air mixtures or auxiliary fluids for a combustion engine; Use of exhaust gas; Compressors for piston engines
    • F02M2700/13—Special devices for making an explosive mixture; Fuel pumps
    • F02M2700/1317—Fuel pumpo for internal combustion engines
GB1810448.9A 2018-06-26 2018-06-26 Tappet for a fuel pump Expired - Fee Related GB2575247B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1810448.9A GB2575247B (en) 2018-06-26 2018-06-26 Tappet for a fuel pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1810448.9A GB2575247B (en) 2018-06-26 2018-06-26 Tappet for a fuel pump

Publications (3)

Publication Number Publication Date
GB201810448D0 GB201810448D0 (en) 2018-08-08
GB2575247A GB2575247A (en) 2020-01-08
GB2575247B true GB2575247B (en) 2020-11-04

Family

ID=63042720

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1810448.9A Expired - Fee Related GB2575247B (en) 2018-06-26 2018-06-26 Tappet for a fuel pump

Country Status (1)

Country Link
GB (1) GB2575247B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2366336A (en) * 2000-08-31 2002-03-06 Delphi Tech Inc Fuel pump
CN103343723A (en) * 2013-07-31 2013-10-09 山东鑫亚工业股份有限公司 Single body fuel injection pump self-lubricating tappet body roller
GB2548900A (en) * 2016-04-01 2017-10-04 Delphi Int Operations Luxembourg Sarl Tappet, high pressure pump comprising at least one tappet, engine comprising at least one tappet, engine comprising a high pressure pump having at least one
DE102016219718A1 (en) * 2016-10-11 2018-04-12 Robert Bosch Gmbh Roller tappet for a piston pump, piston pump

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2366336A (en) * 2000-08-31 2002-03-06 Delphi Tech Inc Fuel pump
CN103343723A (en) * 2013-07-31 2013-10-09 山东鑫亚工业股份有限公司 Single body fuel injection pump self-lubricating tappet body roller
GB2548900A (en) * 2016-04-01 2017-10-04 Delphi Int Operations Luxembourg Sarl Tappet, high pressure pump comprising at least one tappet, engine comprising at least one tappet, engine comprising a high pressure pump having at least one
DE102016219718A1 (en) * 2016-10-11 2018-04-12 Robert Bosch Gmbh Roller tappet for a piston pump, piston pump

Also Published As

Publication number Publication date
GB2575247A (en) 2020-01-08
GB201810448D0 (en) 2018-08-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220626