Title:
DUAL-MODE FUEL INJECTOR HAVING INTEGRAL NEEDLE VALVE MEMBER
Document Type and Number:
Japanese Patent JP2004263691
Kind Code:
A
Abstract:
To provide a dual-mode fuel injector having an integral needle valve member.
The fuel injector includes a premixed nozzle outlet set and a conventional nozzle outlet set that are controlled by internal and external needle valve members, respectively. The premixed nozzle outlet set is determined by the external needle valve member movably positioned in an injector body for determining the conventional nozzle outlet set. The internal needle valve member is positioned in the outer needle valve member. The external needle valve member is an integral constitution member including at least one external guide surface, an external valve surface, and an internal valve seat.
Inventors:
BUCKMAN COLBY J
HINRICHSEN MICHAEL H
LAWRENCE KEITH E
HINRICHSEN MICHAEL H
LAWRENCE KEITH E
Application Number:
JP2003425749A
Publication Date:
September 24, 2004
Filing Date:
December 22, 2003
Export Citation:
Assignee:
CATERPILLAR INC
International Classes:
F02M61/10; F02M45/08; F02M57/02; F02M59/36; F02M59/46; F02M61/18; F02B1/12; (IPC1-7): F02M61/10; F02M45/08; F02M57/02; F02M61/18
Domestic Patent References:
| JPS5842612Y2 | 1983-09-27 | |||
| JPH11324867A | 1999-11-26 | |||
| JPH08100742A | 1996-04-16 | |||
| JP2002322969A | 2002-11-08 | |||
| JP2002322970A | 2002-11-08 |
Attorney, Agent or Firm:
Yoshikazu Tani
Kazuo Abe
Kazuo Abe