DK453187A - Aggregat til maaling af spaendingen i strengene paa en ketsjer - Google Patents

Aggregat til maaling af spaendingen i strengene paa en ketsjer

Info

Publication number
DK453187A
DK453187A DK453187A DK453187A DK453187A DK 453187 A DK453187 A DK 453187A DK 453187 A DK453187 A DK 453187A DK 453187 A DK453187 A DK 453187A DK 453187 A DK453187 A DK 453187A
Authority
DK
Denmark
Prior art keywords
component
racket
components
tension
spring
Prior art date
Application number
DK453187A
Other languages
English (en)
Other versions
DK453187D0 (da
Inventor
Adolf Brunner
Original Assignee
Adolf Brunner
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 Adolf Brunner filed Critical Adolf Brunner
Publication of DK453187D0 publication Critical patent/DK453187D0/da
Publication of DK453187A publication Critical patent/DK453187A/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
    • G01L5/06—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using mechanical means
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B51/00—Stringing tennis, badminton or like rackets; Strings therefor; Maintenance of racket strings
    • A63B51/005—Devices for measuring the tension of strings

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Toys (AREA)
  • Catching Or Destruction (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Wire Bonding (AREA)
DK453187A 1986-08-29 1987-08-28 Aggregat til maaling af spaendingen i strengene paa en ketsjer DK453187A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863629529 DE3629529A1 (de) 1986-08-29 1986-08-29 Vorrichtung zur pruefung einer schlaegerbespannung

Publications (2)

Publication Number Publication Date
DK453187D0 DK453187D0 (da) 1987-08-28
DK453187A true DK453187A (da) 1988-03-01

Family

ID=6308540

Family Applications (1)

Application Number Title Priority Date Filing Date
DK453187A DK453187A (da) 1986-08-29 1987-08-28 Aggregat til maaling af spaendingen i strengene paa en ketsjer

Country Status (11)

Country Link
US (1) US4846002A (da)
EP (1) EP0257627B1 (da)
JP (1) JPS63145682A (da)
KR (1) KR880003176A (da)
AT (1) ATE108340T1 (da)
AU (1) AU594809B2 (da)
DE (2) DE3629529A1 (da)
DK (1) DK453187A (da)
ES (1) ES2059334T3 (da)
IE (1) IE872319L (da)
MX (1) MX160611A (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2012148A6 (es) * 1988-11-23 1990-03-01 Artola Ugarte Felipe Medidor de la tension del cordado de raquetas de tenis.
US5481926A (en) * 1994-12-09 1996-01-09 Manson; Darryl D. Tension tester of tennis racquet string
DE19608995C1 (de) * 1996-03-08 1997-07-03 Gerold Anderka Verfahren und Prüfgerät zur Messung der Spannung in Saiten von Tennis-, Squash- oder Badminton-Schlägern
EP1857154A1 (de) * 2006-05-15 2007-11-21 Adolf Brunner Schlägerbespannungs-Messgerät von Ballschlägern
RU2370296C1 (ru) * 2008-04-18 2009-10-20 Институт Машиноведения им. А.А. Благонравова РАН Устройство для определения динамических характеристик спортивного инвентаря
CN105388064B (zh) * 2015-10-29 2017-11-03 东南大学 网球拍拍弦静态刚度测量装置及方法
US11607589B1 (en) * 2020-10-01 2023-03-21 Mark E. Van Denend Device for accurately measuring string bed stiffness in a racket

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1322123A (en) * 1919-11-18 larson
US1833195A (en) * 1923-05-31 1931-11-24 Jr John J Albright Instrument for measuring or comparing the tension of wires and cables
US4103546A (en) * 1976-09-22 1978-08-01 Robert Hickey Tennis racquet string tension gauge
US4055999A (en) * 1976-12-23 1977-11-01 Cope James R Tension tester for tennis racket strings
DE2916735C2 (de) * 1979-04-25 1984-06-07 Richard 7601 Willstätt Hahn Prüfgerät zum Prüfen der Bespannungshärte von Tennisschlägerbespannungen
FR2506938A1 (fr) * 1981-05-27 1982-12-03 Froger Henri Dispositif pour mesurer la tension d'un cordage, notamment un cordage de raquette de tennis
FR2509184A1 (fr) * 1981-07-10 1983-01-14 Turquety Maurice Dispositif pour la verification de la tension des cordes des raquettes
DE8227860U1 (de) * 1982-10-05 1983-01-05 Vollmer, Karl-Horst, 5600 Wuppertal Tensiometer zur bestimmung der bespannungshaerte bei tennis- oder squash-schlaegern
US4590808A (en) * 1984-08-24 1986-05-27 Lightfoot Benjamin H Method and apparatus for determining tension and pressure

Also Published As

Publication number Publication date
MX160611A (es) 1990-03-28
DK453187D0 (da) 1987-08-28
AU7763087A (en) 1988-03-03
US4846002A (en) 1989-07-11
ES2059334T3 (es) 1994-11-16
DE3750204D1 (de) 1994-08-18
JPS63145682A (ja) 1988-06-17
DE3629529A1 (de) 1988-04-07
ATE108340T1 (de) 1994-07-15
EP0257627B1 (de) 1994-07-13
KR880003176A (ko) 1988-05-14
AU594809B2 (en) 1990-03-15
EP0257627A2 (de) 1988-03-02
IE872319L (en) 1988-02-29
EP0257627A3 (en) 1990-04-25

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment