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US 7,008,331 B2Granted
Iron golf club head
AssigneeNone recorded
InventorArcher C. C. Chen
Life of this patent
Estimating the term…
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AssigneeNone recorded
InventorArcher C. C. Chen
Estimating the term…
An iron golf club head includes a head body, a soft metal layer, a thin face plate and a solder layer. The head body has a recess at a front side thereof and an annular shoulder portion around the recess. The soft metal layer is disposed in the recess of the head body. The thin face plate is disposed at the front side of the head body and attached on the shoulder portion of the head body. The face plate has a plurality of slots on a front side thereof to form a ball-hitting face. The solder layer is provided on a back side of the face plate for bonding the face plate to the shoulder portion of the head body and the soft metal layer.
An iron golf club head, comprising:
Dependencies are inferred from the claim text.
Drawings are temporarily unavailable. Open the PDF at USPTO
From the US filing history. Foreign family members aren’t listed.
Heads: iron-type
The face insert consisting of a material different from that of the head: the face insert comprising two or more different materials
Characteristics of used materials
Apparatus for physical training, gymnastics, swimming, climbing, or fencing
Term ended 4 Mar 2024 (estimated)
1. Field of the Invention
The present invention relates generally to a golf club tool, and more particularly to an iron golf club head, which provides a well performance in hitting.
2. Description of the Related Art
FIG. 1 is a perspective view of a preferred embodiment of the present invention;
FIG. 2 is a sectional view taken along line 2—2 of FIG. 1;
FIG. 3 is an enlarged view of the A section of FIG. 2, and
As shown in FIGS. 1–2, the iron golf club provided by a preferred embodiment of the present invention comprises a head body 10, a soft metal layer 20, a first solder layer 30, a thin face plate 40 and a second solder layer 50.
The head body 10 is made of metal and has a recess 11 at a front side thereof and an annular shoulder portion 12 around the recess 11.
The soft metal layer 20 is disposed in the recess 11 of the head body 10. The soft metal layer 20 has a hardness less than HRC 9 and a thickness ranging from 0.5 mm to 3.0 mm. In practice, the soft metal layer is made of a copper plate mounted in the recess 11.