Title:
BARREL FOR DART, AND DART USING THE SAME
Document Type and Number:
Japanese Patent JP2008093153
Kind Code:
A
Abstract:
To provide a barrel 10 for a dart at a low cost, the surface state of which is hardly changed even when it is used for a long period of time and in which sufficient and necessary weight is secured.
In the barrel 10 for the dart, to the one end of which a point 20 is connected, and to the other of which a shaft 30 equipped with a flight 40 is connected, and used, the barrel 10 has a double structure having an inner core part 2 and an outer peripheral part 1. The outer peripheral part 1 is constituted of a metal which is hardly oxidized. The inner core part 2 is constituted of a metal different from the metal constituting the outer peripheral part 1.
Inventors:
MUTO TAKAHIKO
Application Number:
JP2006277772A
Publication Date:
April 24, 2008
Filing Date:
October 11, 2006
Export Citation:
Assignee:
PPG KK
International Classes:
A63B65/02; C23C26/00
Attorney, Agent or Firm:
Takenori Hiroe
Takanobu Takekawa
High Shinichi Ara
Tsutomu Nishio
Hideaki Kamiya
Takanobu Takekawa
High Shinichi Ara
Tsutomu Nishio
Hideaki Kamiya
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