Patent ID: 8932150
Filing Date: 2015-01-13
Classification: A63B,B23P,Y10T

Abstract:
1. An iron-type golf club head comprising: a front striking surface; a rear face surface located behind at least a portion of the front striking surface in a cavity region; a first piece including at least a portion of the front striking surface; a second piece including a sole portion, a heel portion , a toe portion, a top-line portion, and at least a portion of a hinge region, wherein the cavity region is surrounded by the heel portion, the sole portion , the toe portion, and the top-line portion; a contact surface of the first piece being connected with a contact surface of the second piece, the contact between the first piece and the second piece defining a contact interface; a continuous weld extending along the contact interface attaching the first piece and the second piece together at the contact interface, the continuous weld including a fusion zone creating a weld bead in the cavity region; and a third piece attached to the rear face surface and substantially covering the weld bead.