Title:
燃焼エンジンの燃料噴射ノズルにおけるノズルヘッド
Document Type and Number:
Japanese Patent JP4870323
Kind Code:
B2
Abstract:
Material for the nozzle head (2) of a fuel injection nozzle (1) of an internal combustion engine, especially a large diesel engine, comprises a chromium-based alloy containing (in wt.%) 0-50 nickel, 0-5 carbon, 0-5 silicon and at least 50 chromium. An Independent claim is also included for a nozzle head for a fuel injection nozzle of an internal combustion engine, especially a large diesel engine comprising a longitudinal hole (20) and a nozzle hole (21) for introducing fuel into a combustion chamber. The transition between the longitudinal hole and the nozzle hole is rounded. Preferred Features: The alloy contains lanthanum, cerium, yttrium, hafnium, scandium and rare earths as reactive elements. The alloy preferably contains (in wt.%) at least 45 nickel, 50-55 chromium, 0-5 carbon, 0-5 silicon and 0-5 reactive element.
Inventors:
Dietmar Schlager
Application Number:
JP2003106188A
Publication Date:
February 08, 2012
Filing Date:
April 10, 2003
Export Citation:
Assignee:
Wertzeile Schweiz Actien Gezel Shaft
International Classes:
C22C27/06; F02M61/18; B22F3/15; F02M19/03; F02M61/00; F02M61/16; F02B3/06; F02B75/02
Domestic Patent References:
| JP1134773U | ||||
| JP11293376A | ||||
| JP5222481A | ||||
| JP200073919A |
Attorney, Agent or Firm:
Hideto Asamura
Hajime Asamura
Tadashi Tanaka
Toru Mori
Hajime Asamura
Tadashi Tanaka
Toru Mori