Composite golf head

• US 5,328,176 A
• Filed: 06/10/1993
• Issued: 07/12/1994
• Est. Priority Date: 06/10/1993
• Status: Expired due to Fees

• Current Assignee: Kun-Nan Lo
• Original Assignee: Kun-Nan Lo
• Inventors: Lo, Kun-Nan
• Primary Examiner(s): Harrison, Jessica J.
• Assistant Examiner(s): Passaniti, Sebastiano
• Application Number:
  US08/074,937
• Time in Patent Office: 397 Days
• Field of Search: 273/167 R, 273/77 A, 273/77 R, 273/DIG. 23
• US Class Current: 473/342
• CPC Class Codes: A63B 2209/02 with reinforcing fibres, e.g. carbon, polyamide fibres
• CPC Class Codes: A63B 53/04 Heads
• CPC Class Codes: A63B 53/0416 Heads having an impact surface provided by a face insert
• CPC Class Codes: A63B 53/0433 with special sole configurations
• CPC Class Codes: A63B 53/0437 with special crown configurations
• CPC Class Codes: A63B 53/0466 wood-type
• CPC Class Codes: A63B 60/00 Details or accessories of golf clubs, bats, rackets or the like
• CPC Class Codes: Y10S 273/23 High modulus filaments

Abstract

A composite golf head includes a head portion which is made of a carbon fiber composite material. The head portion has a front face, a rear face opposed to the front face, a top face, and a bottom face opposed to the top face. A metal reinforcing plate is fixed to the front face. The metal reinforcing plate has an upper extension fixed to a first part of the top portion. The metal reinforcing plate has a lower extension fixed to and wrapping around the bottom face and the rear face and extending to a second part of the top face.

Claims

1. A composite golf head comprising:

a head portion which is made of a carbon fiber composite material, said head portion having a front face, a rear face opposed to said front face, a partially exposed top face, and a bottom face opposed to said top face; and

an exposed metal reinforcing plate fixed to said front face, said metal reinforcing plate having an upper extension fixed to a first part of said top portion, and a lower extension fixed to and wrapping around said bottom face and said rear face and extending to a second part of said top face, the second part of said top face being spaced from and opposed to the first part of said top face.

2. A composite golf head as claimed in claim 1, wherein said metal reinforcing plate is made of a stainless steel material.