EP 3378136 B1 20240207 - PRE-CHAMBER SPARK PLUG AND METHOD FOR PRODUCING A PRE-CHAMBER SPARK PLUG
Title (en)
PRE-CHAMBER SPARK PLUG AND METHOD FOR PRODUCING A PRE-CHAMBER SPARK PLUG
Title (de)
VORKAMMERZÜNDKERZE UND EIN VERFAHREN ZUR HERSTELLUNG EINER VORKAMMERZÜNDKERZE
Title (fr)
BOUGIE D'ALLUMAGE À PRÉCHAMBRE ET PROCÉDÉ DE FABRICATION D'UNE BOUGIE D'ALLUMAGE À PRÉCHAMBRE
Publication
Application
Priority
- DE 102017202001 A 20170208
- DE 2017200136 W 20171218
Abstract (en)
[origin: WO2018145681A1] The invention relates to a pre-chamber spark plug, comprising a housing (3), a ground electrode, a cap (9), which closes the pre-chamber (5), and a central electrode (6, 7), which is arranged within the pre-chamber (5), transfer passages (10) being formed in the cap (9), whih pre-chamber spark plug is characterized in that the center axes (11) of the transfer passages (10) diverge as viewed in the direction of the main combustion chamber. The invention further relates to a method for producing such a pre-chamber spark plug.
IPC 8 full level
H01T 13/54 (2006.01); H01T 21/02 (2006.01)
CPC (source: EP US)
H01T 13/54 (2013.01 - EP US); H01T 21/02 (2013.01 - EP US); F02B 19/12 (2013.01 - US)
Citation (examination)
US 2014102404 A1 20140417 - SOTIROPOULOU MARIA-EMMANUELLA [US], et al
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
DE 102017202001 A1 20180809; EP 3378136 A1 20180926; EP 3378136 B1 20240207; US 11011892 B2 20210518; US 2020036166 A1 20200130; WO 2018145681 A1 20180816
DOCDB simple family (application)
DE 102017202001 A 20170208; DE 2017200136 W 20171218; EP 17840552 A 20171218; US 201716484356 A 20171218