BOWLER'S WRIST SUPPORT

• US 3,815,908 A
• Filed: 05/29/1973
• Issued: 06/11/1974
• Est. Priority Date: 05/29/1973
• Status: Expired due to Term

• Current Assignee: Yoshio Hashimoto
• Original Assignee: Yoshio Hashimoto
• Inventors: Hashimoto, Yoshio
• Primary Examiner(s): Oechsle, Anton O.
• Application Number:
  US05/364,921
• Time in Patent Office: 378 Days
• Field of Search: 273/54B,189A 2/161A 128/89R,165
• US Class Current: 473/62
• CPC Class Codes: A63B 71/148 Gloves for bowling and other ball games
• CPC Class Codes: Y10S 128/15 Hook and loop type fastener

Abstract

A bowler'"'"''"'"'s wrist support preventing the wrist from bending outwardly when the bowler releases the ball comprising a thumb band portion, a rigid portion and a wrist band portion. The rigid portion has a core comprising an outer rigid member and an inner resilient member. Fastening members are placed so that the support is well positioned over the wrist and the hand irrespective of the size of the hand or thumb while the band portion leaves the palm of the hand free from encumbrances.

Claims

1. A bowler'"'"''"'"'s wrist support preventing the wrist from bending outwardly when the bowler releases the ball comprising a thumb band portion, a rigid portion and a wrist band portion, the back and front of the support being defined by the back and front surfaces, respectively, of said thumb band portion, rigid portion and wrist band portion, said thumb band portion having a free end portion and an adjacent end portion, said adjacent end portion being joined to one edge of said rigid portion, said wrist band portion having a free end portion and a second portion, said second portion being joined to the opposite edge of said rigid portion;

said thumb band portion having fastening members located on the back surface of said free end portion and the front surface of said adjacent end portion thereof;

said rigid portion comprising a core enclosed between said front and back surfaces thereof, said core comprising an outer rigid member and an inner resilient member;

a fastening member located on the front surface of the upper end of said rigid portion; and

said wrist band portion having fastening members located on the back surface of said free end portion and on the front and back surfaces of said second end portion thereof.

2. The bowler'"'"''"'"'s wrist support according to claim 1 wherein said outer rigid member of said core has a Length ranging from 5 to 18 cm. and a width ranging from 3 to 7 cm.

3. The bowler'"'"''"'"'s wrist support according to claim 1 wherein said outer rigid member in said core is curved both in the direction of length and in the direction of width.

4. The bowler'"'"''"'"'s wrist support according to claim 3 wherein said outer rigid member has a radius of curvature in the longitudinal direction ranging from 250 to 3,000 mm. and a radius of curvature in the lateral direction ranging from 30 to 1,000 mm.

5. The bowler'"'"''"'"'s wrist support according to claim 1 wherein the dimension corresponding to the shortest line that can be drawn between a point on the line passing through the center point of said fastening member of said rigid portion and perpendicular to the line bisecting in a lengthwise direction said outer rigid member of said core, and the point corresponding to the top of the junction of said rigid portion with said wrist band portion, ranges from 3 to 6 cm.;

wherein the length of the junction between said rigid portion and said wrist band portion ranges from 4 to 7 cm., and wherein the dimension corresponding to the shortest line drawn from any point on the line bisecting in a lengthwise direction said outer rigid member of said core and a point on the junction of said rigid portion with said wrist band portion ranges from 7 to 12 cm.

6. The bowler'"'"''"'"'s wrist support according to claim 1 wherein the dimension corresponding to the shortest line that can be drawn from a point at the top of said rigid portion along the long axis of said outer rigid member to a point corresponding to the center point of said fastening member on said rigid portion ranges from 1.5 to 7 cm.

7. The bowler'"'"''"'"'s wrist support according to claim 1 wherein the dimension corresponding to the line running from the bottom junction of said rigid portion with said wrist band portion and terminating at a point corresponding to the bottom of said rigid portion, ranges from 0.5 to 8 cm.

8. The bowler'"'"''"'"'s wrist support according to claim 1 wherein the acute angle formed by the junction of the line drawn thru the center points of said fastening members of said thumb band portion and the line drawn thru the center point of said fastening member of said rigid portion and the center point of said fastening member located on the front surface of said thumb band portion, ranges from 45* to 85* .

9. The bowler'"'"''"'"'s wrist support according to claim 1 wherein each of said fastening members is Velcro.

10. The bowler'"'"''"'"'s wrist support according to claim 1 wherein said thumb band portion, said rigid portion and said wrist band portion are initially integral to one another.

11. The bowler'"'"''"'"'s wrist support according to claim 1 wherein said thumb band portion, said rigid portion and said wrist band portion are joined to one another into a single structure.

12. The bowler'"'"''"'"'s wrist support according to claim 1, wherein said thumb band portion, said rigid portion and said wrist band portion are joined to one another at given positions into a single structure.