CN105370445B - 密封面上具有确定的微结构的气体喷射器 - Google Patents

密封面上具有确定的微结构的气体喷射器 Download PDF

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Publication number
CN105370445B
CN105370445B CN201510487241.8A CN201510487241A CN105370445B CN 105370445 B CN105370445 B CN 105370445B CN 201510487241 A CN201510487241 A CN 201510487241A CN 105370445 B CN105370445 B CN 105370445B
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CN
China
Prior art keywords
sealing surface
gas injector
microstructure
injector according
sealing
Prior art date
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Active
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CN201510487241.8A
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English (en)
Chinese (zh)
Other versions
CN105370445A (zh
Inventor
F·耶格勒
T·凯德洛夫斯基
R·哈马达
J·舍费尔
O·奥尔哈费尔
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.)
Robert Bosch GmbH
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Robert Bosch GmbH
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Publication date
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Publication of CN105370445A publication Critical patent/CN105370445A/zh
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    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1893—Details of valve member ends not covered by groups F02M61/1866 - F02M61/188
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0257—Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0257—Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • F02M21/026—Lift valves, i.e. stem operated valves
    • F02M21/0269—Outwardly opening valves, e.g. poppet valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Lift Valve (AREA)
CN201510487241.8A 2014-08-11 2015-08-10 密封面上具有确定的微结构的气体喷射器 Active CN105370445B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014215870.2A DE102014215870A1 (de) 2014-08-11 2014-08-11 Gasinjektor mit definierter Mikrostruktur an einer Dichtfläche
DE102014215870.2 2014-08-11

Publications (2)

Publication Number Publication Date
CN105370445A CN105370445A (zh) 2016-03-02
CN105370445B true CN105370445B (zh) 2020-02-18

Family

ID=55134883

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510487241.8A Active CN105370445B (zh) 2014-08-11 2015-08-10 密封面上具有确定的微结构的气体喷射器

Country Status (2)

Country Link
CN (1) CN105370445B (de)
DE (1) DE102014215870A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017202958A1 (de) * 2017-02-23 2018-08-23 Robert Bosch Gmbh Düsenbaugruppe für einen Kraftstoffinjektor, Kraftstoffinjektor
JP7361490B2 (ja) * 2019-05-07 2023-10-16 日本ルメンタム株式会社 半導体受光素子及び半導体受光素子の製造方法
GB2613396B (en) * 2021-12-02 2024-03-20 Delphi Tech Ip Ltd Fuel injector suitable for gaseous fuel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4519372A (en) * 1983-08-12 1985-05-28 Hoffman James E Gas injection valve
DE19907355A1 (de) * 1999-02-20 2000-09-07 Bosch Gmbh Robert Düseneinheit zur Dosierung von Flüssigkeiten oder Gasen
CN1443271A (zh) * 2000-07-18 2003-09-17 曼B与W狄赛尔公司 换气阀装置和具有环形槽的阀座结构

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010038110A (ja) * 2008-08-07 2010-02-18 Keihin Corp ガス燃料用噴射弁
JP5636301B2 (ja) * 2010-09-06 2014-12-03 川崎重工業株式会社 弁座体および弁装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4519372A (en) * 1983-08-12 1985-05-28 Hoffman James E Gas injection valve
DE19907355A1 (de) * 1999-02-20 2000-09-07 Bosch Gmbh Robert Düseneinheit zur Dosierung von Flüssigkeiten oder Gasen
CN1443271A (zh) * 2000-07-18 2003-09-17 曼B与W狄赛尔公司 换气阀装置和具有环形槽的阀座结构

Also Published As

Publication number Publication date
CN105370445A (zh) 2016-03-02
DE102014215870A1 (de) 2016-02-11

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