Back to results
US 9,863,363 B2Granted
Welded engine block for small internal combustion engines
AssigneeBriggs & Stratton Corporation
InventorsJerry Schenkel, Gary D. Greenlees, Claude Hoerig, Mike L. Carlson
Life of this patent
Estimating the term…
Abstract
A small air-cooled internal combustion engine includes an aluminum cylinder block and an aluminum cylinder head welded to the aluminum cylinder block.
Claims26
A small air-cooled internal combustion engine, comprising:
- a die-cast aluminum cylinder block having a gas porosity of 0.30 milliliters per 100 grams of aluminum or less;
- and
- an aluminum cylinder head welded to the aluminum cylinder block.
A small air-cooled internal combustion engine, comprising:
- a substantially-sealed engine block including a die-cast aluminum cylinder block having a gas porosity of 0.30 milliliters per 100 grams of aluminum or less.
A small air-cooled internal combustion engine, comprising:
- a die-cast aluminum cylinder block having a gas porosity of 0.30 milliliters per 100 grams of aluminum or less;
- and
- an aluminum cylinder assembly welded to the aluminum cylinder block.
Dependencies are inferred from the claim text.