Title:
BADMINTON RACKET
Document Type and Number:
Japanese Patent JP2004065862
Kind Code:
A
Abstract:
To reduce a generation rate of a defective product; and to strengthen adhesive strength of a T-shaped joint and a shaft by reducing the possibility of causing positional dislocation between these members after fitting the T-shaped joint and the shaft.
This badminton racket is formed by joining a frame and the shaft via an adhesive by inserting an upper end part of a hollow shaft 2 into a vertical shaft part 6 of the T-shaped joint by inserting horizontal both shoulder parts 5 of the T-shaped joint 4 into hollow both end parts of the frame 1 formed in an elliptic shape. A plurality of ribs 9 are formed in the shaft direction on an outside surface of the vertical shaft part of the T-shaped joint.
Inventors:
YONEYAMA MINORU
Application Number:
JP2002233275A
Publication Date:
March 04, 2004
Filing Date:
August 09, 2002
Export Citation:
Assignee:
YONEX CO LTD
International Classes:
A63B49/02; A63B49/03; A63B49/032; A63B102/04; (IPC1-7): A63B49/02
Attorney, Agent or Firm:
Kensuke Isshiki
Noritaka Harashima
Kurokawa Megumi
Noritaka Harashima
Kurokawa Megumi