Patent Number: 6,332,847

Title: Integral sole plate and hosel for a golf club head

Abstract: A golf club head having a sole plate and hosel integral piece is disclosed herein. The integral piece may be composed of a metal material for with a golf club head having a composite body. The integral piece also improves the consistency of the loft and lie parameters of a golf club head. The hosel may be formed with the sole plate, or the hosel may be connected to the sole plate. The integral piece may also have a polymer sleeve thereabout to assist in reducing the stress at the tip end of a shaft inserted into the hosel.

Inventors: Murphy; James M. (Oceanside, CA), Reyes; Herbert (Oceanside, CA), Evans; D. Clayton (San Marcos, CA), Galloway; J. Andrew (Escondido, CA), Jacobson; Daniel R. (San Diego, CA)

Assignee: Callaway Golf Company

International Classification: B29C 70/86 (20060101); B29C 70/34 (20060101); A63B 53/04 (20060101); B29C 70/04 (20060101); B29C 70/00 (20060101); A63B 053/04 ()

Expiration Date: 12/25/2018