ES181710U - A frame of tennis racket. (Machine-translation by Google Translate, not legally binding) - Google Patents

A frame of tennis racket. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES181710U
ES181710U ES0181710U ES181710U ES181710U ES 181710 U ES181710 U ES 181710U ES 0181710 U ES0181710 U ES 0181710U ES 181710 U ES181710 U ES 181710U ES 181710 U ES181710 U ES 181710U
Authority
ES
Spain
Prior art keywords
tube
cross
section
translation
machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES0181710U
Other languages
Spanish (es)
Other versions
ES181710Y (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dunlop Co Ltd
Original Assignee
Dunlop Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dunlop Co Ltd filed Critical Dunlop Co Ltd
Publication of ES181710U publication Critical patent/ES181710U/en
Application granted granted Critical
Publication of ES181710Y publication Critical patent/ES181710Y/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B49/12—Frames made of metal
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
    • A63B60/06—Handles
    • A63B60/08—Handles characterised by the material

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Golf Clubs (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)

Abstract

A tennis racket frame, formed of steel tube, characterized in that the cross section of the tube, measured at right angles to its longitudinal axis is such maximum external dimension of the cross section of the tube divided by the maximum wall thickness of the tube in the cross section (relation a) is at least 26; and the minimum external dimension (m ") of the cross section of the tube, divided by the maximum wall thickness of the tube in the cross section (ratio b), is at least 13. (Machine-translation by Google Translate, not legally binding)
ES1969181710U 1969-01-02 1969-12-31 A TENNIS RACKET FRAME. Expired ES181710Y (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB36769 1969-01-02

Publications (2)

Publication Number Publication Date
ES181710U true ES181710U (en) 1973-04-16
ES181710Y ES181710Y (en) 1974-03-16

Family

ID=9703165

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1969181710U Expired ES181710Y (en) 1969-01-02 1969-12-31 A TENNIS RACKET FRAME.

Country Status (7)

Country Link
BE (1) BE743972A (en)
DE (1) DE1965463A1 (en)
ES (1) ES181710Y (en)
FR (1) FR2027663A1 (en)
GB (1) GB1266531A (en)
IE (1) IE33885B1 (en)
NL (1) NL6919679A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL190570C (en) * 1978-05-05 1994-05-02 Lely Nv C Van Der Device for spreading granular and / or powdery material.
NL7810805A (en) * 1978-10-31 1980-05-02 Lely Nv C Van Der DEVICE FOR SPREADING GRAIN AND / OR POWDER MATERIAL.
US5076583A (en) * 1990-08-21 1991-12-31 Sportstech Industries (U.S. Tech) Inc. Racket frame with circular cross section and variable thickness
USD369194S (en) 1994-10-13 1996-04-23 Wilson Sporting Goods Co. Tennis racquet

Also Published As

Publication number Publication date
NL6919679A (en) 1970-07-06
GB1266531A (en) 1972-03-08
IE33885B1 (en) 1974-11-27
ES181710Y (en) 1974-03-16
BE743972A (en) 1970-05-28
DE1965463A1 (en) 1970-07-16
FR2027663A1 (en) 1970-10-02
IE33885L (en) 1970-07-02

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