# US 5,348,294 A · String protecting jacket of game racket

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- Number: US 5,348,294 A
- Document ID: US5348294A
- Status: Granted
- Kind: A
- Application number: 08/185,209
- Filed: 1994-01-24
- Granted: 1994-09-20
- Earliest claimed: 1994-01-24
- Inventors: Walter Shen
- Web page: https://patentgrep.com/patent/US5348294A

## CPC

- A63B 49/14: Protection devices on the frame
- A63B 49/022: String guides on frames, e.g. grommets
- A63B 60/00: Details or accessories of golf clubs, bats, rackets or the like
- A63B 60/50: with through-holes (A63B60/18 takes precedence; for stringing purposes A63B49/00)
- A63B: APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT (apparatus for passive exercising, massage A61H)

## Abstract

A string protecting jacket of a game racket frame comprises a jacket base provided with a plurality of string protecting projections spaced at an interval and dimensioned to fit securely into the string holes of the game racket frame. Each of the string protecting projections is provided axially with a through hole dimensioned to receive therein a string to be strung in the game racket frame. The jacket base body has an upper seat and a lower seat, which have respectively a plurality of horizontal through holes spaced at an interval such that the horizontal through holes can be matched with the through holes of the string protecting projections so as to bring about the stringing of the game racket frame in various manners.

## Claims

### Claim 1

A string protecting jacket of a game racket frame comprising a jacket base body with a horizontal center line;
said jacket body including a plurality of string protecting projections spaced in intervals to fit securely into the string holes of a game racket frame;
wherein each of said string protecting projections is provided axially with a through hole to receive therein a string to be strung in said game racket frame;
wherein said jacket base body is provided on the upper and the lower sides thereof with an upper seat and a lower seat, respectively, which are arranged at a distance from said horizontal centerline of said jacket body;
each of said upper seat and said lower seat having a plurality of horizontal through holes spaced in intervals throughout the seats such that said horizontal through holes match said through holes of said string protecting projections so that the game racket frame can be strung in various manners.