or
Bookmark and Share
   
Document Number
US Patent 7431673
Issued Date
October 7, 2008
Link
Inventors
Map
Abstract
In a racket frame, a yoke part is disposed between left and right portions of a bifurcated throat part continuous with a head part and with a shaft part. A ball-hitting face is formed with the yoke part and the head part. The head part and the yoke part have a plurality of string holes formed in penetration therethrough to insert longitudinal and transverse strings therethrough. Longitudinal string holes formed outside left and right sides of the yoke part connected with the left and right portions of the throat part are extended to the throat part to form extended longitudinal string holes open on an outer surface of the throat part.
Tags:
Description:
Amusing 0%
Clever 0%
Complex 0%
Efficient 0%
Historic 0%
Important 0%
Innovative 0%
Interesting 0%
Practical 0%
Simple 0%
Number of Claims:
10
Comments:
no comments yet
Owner
SRI Sports Limited (Kobe-shi,JP)
Published
October 7, 2008
Application Number
11/448,044
Filed
June 7, 2006
US Classification
473/543   473/524 473/540 473/546
Int'l Classification
A63B   49/02   (20060101)  
Examiner
Priority Data
Jul 26, 2005 [JP] 2005-215883
USPTO Field of Search
473/524   473/540   473/543   473/546  
Related Patents
Claims
Description
About| FAQs| Terms & Disclaimer| Link to Us| Contact Us