Global Patent Index - EP 1444421 B1

EP 1444421 B1 20050817 - METHOD FOR THE PRODUCTION OF A VALVE SEAT

Title (en)

METHOD FOR THE PRODUCTION OF A VALVE SEAT

Title (de)

VERFAHREN ZUR HERSTELLUNG EINES VENTILSITZES

Title (fr)

PROCEDE DE FABRICATION D'UN SIEGE DE SOUPAPE

Publication

EP 1444421 B1 20050817 (DE)

Application

EP 02792724 A 20021018

Priority

  • DE 10156196 A 20011115
  • EP 0211682 W 20021018

Abstract (en)

[origin: US2005034700A1] In a process for producing a valve seat for a cylinder head of an internal combustion engine, by introduction of energy a filler material is fused to the cylinder head at the location at which the valve seat is to be formed. The filler material used is an alloy or mixture of an aluminum-iron alloy and at least one further constituent.

IPC 1-7

F01L 3/04; F01L 3/02; F02B 77/02; C23C 26/02; F01L 3/22

IPC 8 full level

B23K 15/00 (2006.01); B23K 26/00 (2006.01); B23K 26/34 (2006.01); C22C 14/00 (2006.01); C23C 26/02 (2006.01); F01L 3/02 (2006.01); F01L 3/04 (2006.01); F01L 3/22 (2006.01); F02B 77/02 (2006.01); B23K 103/10 (2006.01)

CPC (source: EP KR US)

F01L 3/02 (2013.01 - EP US); F01L 3/04 (2013.01 - EP KR US); Y10T 29/49231 (2015.01 - EP US); Y10T 29/49306 (2015.01 - EP US); Y10T 29/49409 (2015.01 - EP US)

Designated contracting state (EPC)

AT DE FR GB IT

DOCDB simple family (publication)

US 2005034700 A1 20050217; US 7013858 B2 20060321; AT E302333 T1 20050915; DE 10156196 C1 20030102; DE 50203987 D1 20050922; EP 1444421 A1 20040811; EP 1444421 B1 20050817; JP 2005509522 A 20050414; JP 3835694 B2 20061018; KR 20050037497 A 20050422; WO 03042508 A1 20030522

DOCDB simple family (application)

US 49556804 A 20041101; AT 02792724 T 20021018; DE 10156196 A 20011115; DE 50203987 T 20021018; EP 0211682 W 20021018; EP 02792724 A 20021018; JP 2003544310 A 20021018; KR 20047007433 A 20040514