Piston actuating engine for combusting fuel

Details Piston actuating engine for combusting fuel Piston actuating engine for combusting fuel

2011-03-22

2011-03-22

Cuff, Michael (Department: 3741)

Internal-combustion engines

Particular piston and enclosing cylinder construction

Cylinder detail

C123S662000, C123S663000, C123S664000, C123S657000

Reexamination Certificate

active

07909011

ABSTRACT:
An internal combustion engine having an engine block with a chamber disposed therein containing a reciprocating piston. A head is mounted on the head of the engine block for providing fuel to the chamber. The chamber is designed to have a first end with a first diameter that tapers inward to a second end that has a second diameter that is less than the first diameter and extends into a cylindrical portion such that the reciprocating piston reciprocates within the cylindrical portion.

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