Welded engine block for small internal combustion engines
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United States of America Patent
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Jan 2, 2018
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N/A
app pub date -
Feb 7, 2017
filing date -
Jul 9, 2013
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Abstract
A small air-cooled internal combustion engine includes an aluminum cylinder block, an aluminum cylinder head welded to the aluminum cylinder block, and a weld securing the aluminum cylinder block to the aluminum cylinder head, wherein a joint having a first length is formed between the aluminum cylinder block and the aluminum cylinder head and wherein the weld extends for a second length that is at least 25% of the first length.
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