GB2581158B - Fuel pump assembly with an inner plunger rod and outer plunger sleeve - Google Patents

Fuel pump assembly with an inner plunger rod and outer plunger sleeve Download PDF

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Publication number
GB2581158B
GB2581158B GB1901587.4A GB201901587A GB2581158B GB 2581158 B GB2581158 B GB 2581158B GB 201901587 A GB201901587 A GB 201901587A GB 2581158 B GB2581158 B GB 2581158B
Authority
GB
United Kingdom
Prior art keywords
fuel pump
pump assembly
sleeve
plunger rod
rod
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.)
Active
Application number
GB1901587.4A
Other versions
GB201901587D0 (en
GB2581158A (en
Inventor
T D Mchattie James
James Lloyd
J Pedley Toby
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 GB1901587.4A priority Critical patent/GB2581158B/en
Publication of GB201901587D0 publication Critical patent/GB201901587D0/en
Publication of GB2581158A publication Critical patent/GB2581158A/en
Application granted granted Critical
Publication of GB2581158B publication Critical patent/GB2581158B/en
Active 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
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/442—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston means preventing fuel leakage around pump plunger, e.g. fluid barriers
    • 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
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/48—Assembling; Disassembling; Replacing
GB1901587.4A 2019-02-05 2019-02-05 Fuel pump assembly with an inner plunger rod and outer plunger sleeve Active GB2581158B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1901587.4A GB2581158B (en) 2019-02-05 2019-02-05 Fuel pump assembly with an inner plunger rod and outer plunger sleeve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1901587.4A GB2581158B (en) 2019-02-05 2019-02-05 Fuel pump assembly with an inner plunger rod and outer plunger sleeve

Publications (3)

Publication Number Publication Date
GB201901587D0 GB201901587D0 (en) 2019-03-27
GB2581158A GB2581158A (en) 2020-08-12
GB2581158B true GB2581158B (en) 2021-09-22

Family

ID=65996949

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1901587.4A Active GB2581158B (en) 2019-02-05 2019-02-05 Fuel pump assembly with an inner plunger rod and outer plunger sleeve

Country Status (1)

Country Link
GB (1) GB2581158B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080224417A1 (en) * 2007-03-16 2008-09-18 Cummins, Inc. Low leakage plunger assembly for a high pressure fluid system
DE102008000955A1 (en) * 2008-04-03 2009-10-08 Robert Bosch Gmbh High pressure fuel pump for use as plug-in pump in crankcase, for operating internal combustion engine, has defined gap provided between inner diameter of sleeve and upper outlet of reduced diameter part of pump piston
WO2016119951A1 (en) * 2015-01-27 2016-08-04 Delphi International Operations Luxembourg S.À R.L. Plunger assembly

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080224417A1 (en) * 2007-03-16 2008-09-18 Cummins, Inc. Low leakage plunger assembly for a high pressure fluid system
DE102008000955A1 (en) * 2008-04-03 2009-10-08 Robert Bosch Gmbh High pressure fuel pump for use as plug-in pump in crankcase, for operating internal combustion engine, has defined gap provided between inner diameter of sleeve and upper outlet of reduced diameter part of pump piston
WO2016119951A1 (en) * 2015-01-27 2016-08-04 Delphi International Operations Luxembourg S.À R.L. Plunger assembly

Also Published As

Publication number Publication date
GB201901587D0 (en) 2019-03-27
GB2581158A (en) 2020-08-12

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