AU2822689A - Signalling system for localizing in-out ball impacts by ball games - Google Patents

Signalling system for localizing in-out ball impacts by ball games

Info

Publication number
AU2822689A
AU2822689A AU28226/89A AU2822689A AU2822689A AU 2822689 A AU2822689 A AU 2822689A AU 28226/89 A AU28226/89 A AU 28226/89A AU 2822689 A AU2822689 A AU 2822689A AU 2822689 A AU2822689 A AU 2822689A
Authority
AU
Australia
Prior art keywords
ball
localizing
signalling system
impacts
games
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.)
Abandoned
Application number
AU28226/89A
Inventor
Traian Anghel Encica
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2822689A publication Critical patent/AU2822689A/en
Abandoned 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
    • A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
    • A63B71/0605—Decision makers and devices using detection means facilitating arbitration
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
    • A63B71/0605—Decision makers and devices using detection means facilitating arbitration
    • A63B2071/0611—Automatic tennis linesmen, i.e. in-out detectors
AU28226/89A 1987-12-09 1988-12-05 Signalling system for localizing in-out ball impacts by ball games Abandoned AU2822689A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8704923 1987-12-09
SE8704923A SE457604B (en) 1987-12-09 1987-12-09 SIGNALING SYSTEM FOR ASSESSING BALL IN AND OUT OF BALL PLAY

Publications (1)

Publication Number Publication Date
AU2822689A true AU2822689A (en) 1989-07-05

Family

ID=20370553

Family Applications (1)

Application Number Title Priority Date Filing Date
AU28226/89A Abandoned AU2822689A (en) 1987-12-09 1988-12-05 Signalling system for localizing in-out ball impacts by ball games

Country Status (3)

Country Link
AU (1) AU2822689A (en)
SE (1) SE457604B (en)
WO (1) WO1989005174A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5209483A (en) * 1991-04-19 1993-05-11 G&A Associates Transducing and analyzing forces for instrumented sporting devices and the like
US5553860A (en) * 1994-08-31 1996-09-10 Zelikovich; Rami Sports impact sensor apparatus for proximate operation
RU2009136430A (en) 2007-03-02 2011-04-10 Джи. Эм. Электроникс С.Р.Л. (It) DEVICE FOR READING THE INFLUENCE OF THE BODY ON THE STRIP LOCATED ON THE BASIS

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3415517A (en) * 1965-10-18 1968-12-10 Krist Henry Kelvin Automatic impact indicator system for tennis
SE425352B (en) * 1981-02-13 1982-09-27 Jan Erik Bixo DEVICE FOR BALL DISCOUNT DETECTION ON TENNIS COURSES AND SIMILAR
AU2961484A (en) * 1983-05-31 1984-12-18 Hupin, Marie Madeleine Patricia Dispositif de localisation de la chute d'une balle ou d'un objet servant au sport sur un terrain
DE3629082A1 (en) * 1986-08-27 1988-03-03 Andras Dipl Ing Gati Signalling device for monitoring the lines bounding a tennis court
DE3633305A1 (en) * 1986-09-30 1988-03-31 Siemens Ag PVDF location detector system for monitoring, for example, the lines bounding a tennis court

Also Published As

Publication number Publication date
SE8704923D0 (en) 1987-12-09
WO1989005174A1 (en) 1989-06-15
SE457604B (en) 1989-01-16

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