Global Patent Index - EP 0275841 A2

EP 0275841 A2 19880727 - Process for obtaining a valve seat.

Title (en)

Process for obtaining a valve seat.

Title (de)

Verfahren zur Herstellung eines Ventilsitzes.

Title (fr)

Procédé pour la fabrication d'un siège de soupape.

Publication

EP 0275841 A2 19880727 (EN)

Application

EP 87830446 A 19871217

Priority

IT 6796386 A 19861223

Abstract (en)

The invention concerns a process for obtaining a valve seat (3) in an intake duct of an internal combustion engine in which the finishing milling of the duct is eliminated, thus obtaining improvements in engine performance.

IPC 1-7

F01L 3/02; F02F 1/42

IPC 8 full level

F01L 3/22 (2006.01); F02F 1/42 (2006.01); F02F 1/24 (2006.01)

CPC (source: EP)

F01L 3/22 (2013.01); F02F 1/4235 (2013.01); F02F 2001/245 (2013.01)

Designated contracting state (EPC)

DE ES FR GB SE

DOCDB simple family (publication)

EP 0275841 A2 19880727; EP 0275841 A3 19900131; BR 8706933 A 19880726; IT 1196870 B 19881125; IT 8667963 A0 19861223; YU 229087 A 19900228; YU 47052 B 19941228

DOCDB simple family (application)

EP 87830446 A 19871217; BR 8706933 A 19871216; IT 6796386 A 19861223; YU 229087 A 19871216