×

Metal wood golf club head

  • US 5,769,735 A
  • Filed: 12/09/1996
  • Issued: 06/23/1998
  • Est. Priority Date: 09/11/1995
  • Status: Expired due to Fees
First Claim
Patent Images

1. A metal wood golf club head comprising:

  • a metal outer shell; and

    a foamed aluminum inside portion having a sequence of cells distributed throughout the entirety of said foamed aluinum inside portion and having an apparent specific gravity of about 0.2-0.3 and porosity of about 65-78%, and fixedly attached within the metal outer shell and formed integrally with said metal outer shell.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×