Powder metallurgy inserted casting type cylinder head

Powder metallurgy inserted casting type cylinder head

CN
  • CN 2,639,538 Y
  • Filed: 08/05/2003
  • Issued: 09/08/2004
  • Est. Priority Date: 08/05/2003
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of powder metallurgy casting type cylinder head includes cylinder head matrix (1), and it is characterized in that in the close AB spiro keyhole position (4) in push rod chamber (3), has powder metallurgy inserts goods (2) on the cylinder head matrix.

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