Title: Racket and a method for manufacturing same

Abstract: A racket advantageously usable for tennis has a racket frame grip portion in which one or more weight elements made of a relatively heavy material are fully embedded for successful betterment of the entire weight distribution, i.e. the head-to-handle weight balance, suited for the "light" racket. The weight elements are of a metallic material, such as iron, lead, or tungsten, and the material has a specific gravity which is equal to or greater than the specific gravity of iron. Manufacture can be carried out by the simple molding process well suited for mass-production.

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Inventors: Nagamoto, Itsushi (Hamamatsu, JP)

Application Number: 847717
Filing Date: 1977-11-02
Publication_date: 1980-05-20
Assignee: Nippon Gakki Seizo Kabushiki Kaisha (JP)
Primary Class(es): 473/535
Other Classes:
US Patent Ref:

2064435	Dec, 1936	Loeffler	273/82.
2166950	Jul, 1939	German et al.	273/82.
3635482	Jan, 1972	Holman	273/73.
3844576	Oct, 1974	Schultes	280/610.

Other Refs: 16210932377049843080378213621161436755

Mar, 1955	AU
Jan, 1930	GB
Jan, 1939	GB
Oct, 1958	GB
Jul, 1974	GB
May, 1976	GB

Primary Examiner: Apley, Richard J.
Assistant Examiner:
Attorney: Lerner, David, Littenberg & Samuel