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04/30/09 - USPTO Class 473 |  21 views | #20090111604 | Prev - Next | About this Page  473 rss/xml feed  monitor keywords

Golf club head

USPTO Application #: 20090111604
Title: Golf club head
Abstract: A golf club head is provided. The golf club head comprises a main body and a club portion. The main body has a first junction surface, and the main body is made of a first material. The club portion has a second junction surface, the second junction surface is used to be jointed with the first junction surface, and the club portion is made of a second material. The second material and the first material are substantially different materials. As compared with the first material, the second material has a higher ductility, so after the main body and the club portion are jointed, the club portion has the function of adjusting the angle, the golf club head has a preferred damping effect and a high coefficient of rebound, so as to solve the problem that the integrally-formed main body and the club portion of the conventional golf club head must be manufactured with plenty of expensive material, and to reduce the manufacturing cost. (end of abstract)



Agent: Volentine & Whitt PLLC - Reston, VA, US
Inventors: Liang-Ho TSAI, Cheng-Tao LEE, Chia-Lin CHUANG
USPTO Applicaton #: 20090111604 - Class: 473332 (USPTO)

Golf club head description/claims


The Patent Description & Claims data below is from USPTO Patent Application 20090111604, Golf club head.

Brief Patent Description - Full Patent Description - Patent Application Claims
  monitor keywords BACKGROUND OF THE INVENTION

1. Field of the Invention

The present invention relates to a golf club head. More particularly, the present invention relates to a golf club head with a club portion and a main body made of different materials.

2. Description of the Related Art

FIG. 1A is a schematic exploded view of a conventional golf club head, and FIG. 1B is a schematic combined view of the conventional golf club head. Referring to FIGS. 1A and 1B, the conventional golf club head 1 comprises a main body 11 and a hitting plate 12. The main body 11 is integrally formed and has a notch 111 and a club portion 112. The shape of the hitting plate 12 matches with the shape of the notch 111, and then, the hitting plate 12 and the notch 111 are jointed together through welding, brazing, or other mechanical jointing manners.

Generally, in conventional manufacturing process, the main body 11 having the club portion 112 is integrally formed by the same material such as stainless steel, carbon steel, or alloy, etc. The prices of these materials are usually expensive. Therefore, the manufacturing cost is relatively high for the conventional golf club head 1. In addition, the main body 11 is integrally formed by the same material with a high rigidity. With the high rigidity material, it is not only quite difficult to adjust the angle between the club portion 112 and the hitting plate 12 but also easily results in the crack and damage of the main body 11.

In addition, the main body 11 made of a material with a higher rigidity may also cause the golf club head 1 to have a poorer damping effect and a lower coefficient of rebound, and as a result, the hitting effect is reduced and the golfer has a poor hitting sense.

Consequently, there is an existing need for providing a golf club head to solve the above-mentioned problems.

SUMMARY OF THE INVENTION

The present invention is directed to a golf club head, which comprises a main body and a club portion. The main body has a first junction surface, and the main body is made of a first material. The club portion has a second junction surface, the second junction surface is used to be jointed with the first junction surface, and the club portion is made of a second material. The second material and the first material are substantially different materials.

As compared with the first material, the second material has a higher ductility, so after the main body and the club portion are jointed together, the club portion has the function of adjusting the angle, and the golf club head has a preferred damping effect and a high coefficient of rebound. Furthermore, the golf club head is formed by the main body and the club portion made of different materials, which can solve the problem that the integrally-formed main body and the club portion of the conventional golf club head must be manufactured with plenty of expensive material, and thus reducing the manufacturing cost.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1A is a schematic exploded view of a conventional golf club bead;

FIG. 1B is a schematic combined view of the conventional golf club head;

FIG. 2A is a schematic exploded view of a golf club head according to a first embodiment of the present invention;

FIG. 2B is a schematic combined view of the golf club head according to the first embodiment of the present invention;

FIG. 3 is a schematic view of a wood head according to the first embodiment of the present invention;

FIG. 4A is a schematic exploded view of a golf club head according to a second embodiment of the present invention;

FIG. 4B is a schematic combined view of the golf club head according to the second embodiment of the present invention; and

FIG. 5 is a schematic view of a wood head according to the second embodiment of the present invention.



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Brief Patent Description - Full Patent Description - Patent Application Claims

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Patent Applications in related categories:

20090291774 - Golf club with vibration dampening pocket - A golf club head is disclosed. The golf club head has a body member and a face insert formed of different materials. The body material is relatively soft and ductile to allow the club to be customized, and the face insert member is relatively hard and wear resistant to ensure ...


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