EP 0272646 A3 19890524 - AN EXHAUST PORTS FOR A TWO-STROKE INTERNAL COMBUSTION ENGINE

Title (en)

AN EXHAUST PORTS FOR A TWO-STROKE INTERNAL COMBUSTION ENGINE

Publication

EP 0272646 A3 19890524 (EN)

Application

EP 87118825 A 19871218

Priority

IT 2283386 A 19861223

Abstract (en)

[origin: EP0272646A2] The invention concerns the exhaust ports of a two-stroke internal combustion engine, comprising one or more overhanging protruberances which serve to support the piston rings, allowing a larger area exhaust port without the engine seizing or other inconveniences.

IPC 1-7

F02F 1/22

IPC 8 full level

F02F 1/22 (2006.01); F02B 75/02 (2006.01)

CPC (source: EP)

F02F 1/22 (2013.01); F02B 2075/025 (2013.01)

Citation (search report)

[X] FR 2568628 A1 19860207 - SACHS SYSTEMTECHNIK GMBH [DE]
[A] US 3398728 A 19680827 - HARDMAN JAMES A
[A] DE 849034 C 19520911 - KLOECKNER HUMBOLDT DEUTZ AG
[A] DE 144845 C
[A] GB 409246 A 19340426 - HENRY KENT NORRIS

Designated contracting state (EPC)

AT DE ES FR GB SE

DOCDB simple family (publication)

EP 0272646 A2 19880629; EP 0272646 A3 19890524; EP 0272646 B1 19920318; AT E73901 T1 19920415; DE 3777573 D1 19920423; ES 2030704 T3 19921116; IT 8622833 A0 19861223

DOCDB simple family (application)

EP 87118825 A 19871218; AT 87118825 T 19871218; DE 3777573 T 19871218; ES 87118825 T 19871218; IT 2283386 A 19861223