Title:
曲がりの発生がないビリヤード用キュー
Document Type and Number:
Japanese Patent JP2006528020
Kind Code:
A
Abstract:
A billiard cue less bendable than a standard wood cue, which is manufactured by dividing a square lumber ( 20 ), sawed from a wood material ( 10 ), into a central member ( 21 ), having a cross-shaped section in which longitudinal sides thereof are perpendicular to transverse sides lines thereof and end terminals thereof contact edges of the square lumber ( 20 ), and peripheral members ( 22, 23, 24, and 25 ) cut off from the central member, and the peripheral members ( 22, 23, 24, and 25 ) are then bonded to the central member ( 21 ) so that the direction of the annual rings of the peripheral members ( 22, 23, 24, and 25 ) is opposite to the direction of the annual rings of the central member ( 21 ), thereby offsetting stress applied to the central member ( 21 ) due to the orientation of the annual rings of the original square lumber ( 20 ), and applied to the peripheral members ( 22, 23, 24, and 25 ), and allowing maintaining its straight state without deformation.
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Inventors:
Kwon Ochul
Application Number:
JP2006520993A
Publication Date:
December 14, 2006
Filing Date:
June 25, 2004
Export Citation:
Assignee:
Kwon Ochul
International Classes:
A63D15/08; B27M1/08; B27M3/00
Domestic Patent References:
| JPH01122772U | 1989-08-21 | |||
| JPH02112405U | 1990-09-07 |
Attorney, Agent or Firm:
Masatsugu Suzuki
Kenichi Wakui
Norihiro Yamamoto
Kazunaga Suzuki
Kenichi Wakui
Norihiro Yamamoto
Kazunaga Suzuki