Global Patent Index - EP 1028506 A1

EP 1028506 A1 2000-08-16 - Spark plug

Title (en)

Spark plug

Title (de)

Zündkerze

Title (fr)

Bougie d'allumage

Publication

EP 1028506 A1 (DE)

Application

EP 99120736 A

Priority

DE 19905555 A

Abstract (en)

The ignition plug has a housing (60), an insulator foot (20) mounted on the housing, a central electrode (10) fed through the foot to protrude at the tip of the foot, an earth electrode (50) mounted on the housing and a screening device (100) connected to the earth electrode designed to form a spark path (F1) to the central electrode and to screen an axial and/or radial flow from the spark path.

Abstract (de)

Es wird eine Zündkerze vorgeschlagen mit einem Gehäuse (60, 60'); einem am Gehäuse (60, 60') angebrachten Isolatorfuß (20, 20'); einer durch den Isolatorfuß (20, 20') geführten Mittelelektrode (10, 10'), welche an der Isolatorfußspitze übersteht; einer am Gehäuse (60, 60') angebrachten Masseelektrode (50, 50'); und einer mit der Masselektrode (50, 50') verbundenen Abschirmeinrichtung (100, 200), welche derart gestaltet ist, daß sie eine Funkenstrecke (F1, F1') zur Mittelelektrode (10, 10') bildet und eine axiale und/oder radiale Strömung von der Funkenstrecke (F1, F1') abschirmt.

IPC 1-7 (main, further and additional classification)

H01T 13/52; H01T 13/32

IPC 8 full level (invention and additional information)

H01T 13/20 (2006.01); H01T 13/32 (2006.01); H01T 13/52 (2006.01)

CPC (invention and additional information)

H01T 13/32 (2013.01); H01T 13/52 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 1028506 A1 20000816; DE 19905555 A1 20000817; JP 2000235885 A 20000829

INPADOC legal status


2001-12-05 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20010217

2001-05-02 [AKX] PAYMENT OF DESIGNATION FEES

2000-08-16 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-08-16 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI