EP 0411283 A3 19910508 - CONTROL SYSTEM FOR THE CARBURETTOR OF AN INTERNAL COMBUSTION ENGINE
Title (en)
CONTROL SYSTEM FOR THE CARBURETTOR OF AN INTERNAL COMBUSTION ENGINE
Publication
Application
Priority
DE 3924353 A 19890722
Abstract (en)
[origin: US5031593A] A control system for the carburetor of an internal combustion engine wherein the carburetor has a choke valve disposed at the inlet of the carburetor induction tube and the choke valve is operated automatically by an actuator. The actuator for the control includes a pulse-width modulator in which the pulse width or the degree of modulation is influenced by a family of characteristics stored in a programmable memory, the memory applying signals to the pulse-width modulator for pre-specified air-fuel mixtures in accordance with engine speed.
IPC 1-7
IPC 8 full level
F02D 35/00 (2006.01); F02D 41/24 (2006.01); F02M 1/10 (2006.01)
CPC (source: EP US)
F02D 35/0053 (2013.01 - EP US); F02D 41/2412 (2013.01 - EP US); F02M 1/10 (2013.01 - EP US)
Citation (search report)
- [Y] DE 3835731 A1 19890503 - TILLOTSON LTD [IE]
- [Y] EP 0147612 A2 19850710 - BOSCH GMBH ROBERT [DE]
- [A] EP 0223430 A2 19870527 - HONDA MOTOR CO LTD [JP]
- [A] GB 2171227 A 19860820 - HONDA MOTOR CO LTD
- [A] DE 3028629 A1 19820211 - AUDI AG [DE]
Designated contracting state (EPC)
DE ES FR GB IT SE
DOCDB simple family (publication)
EP 0411283 A2 19910206; EP 0411283 A3 19910508; DE 3924353 A1 19910214; US 5031593 A 19910716
DOCDB simple family (application)
EP 90110950 A 19900609; DE 3924353 A 19890722; US 55528690 A 19900719