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GB2455884B - A tennis net height measuring device - Google Patents

A tennis net height measuring device

Info

Publication number
GB2455884B
GB2455884B GB0724364.5A GB0724364A GB2455884B GB 2455884 B GB2455884 B GB 2455884B GB 0724364 A GB0724364 A GB 0724364A GB 2455884 B GB2455884 B GB 2455884B
Authority
GB
United Kingdom
Prior art keywords
measuring device
height measuring
tennis net
net height
tennis
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.)
Expired - Fee Related
Application number
GB0724364.5A
Other versions
GB2455884A (en
GB0724364D0 (en
Inventor
Philip John Anderson
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
Priority to GB0724364.5A priority Critical patent/GB2455884B/en
Publication of GB0724364D0 publication Critical patent/GB0724364D0/en
Publication of GB2455884A publication Critical patent/GB2455884A/en
Application granted granted Critical
Publication of GB2455884B publication Critical patent/GB2455884B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B61/00—Tennis nets or accessories for tennis or like games, e.g. volley-ball
    • A63B61/04—Straining or adjusting devices for nets, e.g. centre strainers, single-double adjusters, net height meters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • 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
    • A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
    • A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
    • A63B2071/0625—Emitting sound, noise or music
    • 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
    • A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
    • A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
    • A63B2071/0625—Emitting sound, noise or music
    • A63B2071/0627—Emitting sound, noise or music when used improperly, e.g. by giving a warning
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
    • A63B2102/02—Tennis
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2225/00—Miscellaneous features of sport apparatus, devices or equipment
    • A63B2225/74—Miscellaneous features of sport apparatus, devices or equipment with powered illuminating means, e.g. lights

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Acoustics & Sound (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
GB0724364.5A 2007-12-14 2007-12-14 A tennis net height measuring device Expired - Fee Related GB2455884B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0724364.5A GB2455884B (en) 2007-12-14 2007-12-14 A tennis net height measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0724364.5A GB2455884B (en) 2007-12-14 2007-12-14 A tennis net height measuring device

Publications (3)

Publication Number Publication Date
GB0724364D0 GB0724364D0 (en) 2008-01-23
GB2455884A GB2455884A (en) 2009-07-01
GB2455884B true GB2455884B (en) 2012-01-18

Family

ID=39016545

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0724364.5A Expired - Fee Related GB2455884B (en) 2007-12-14 2007-12-14 A tennis net height measuring device

Country Status (1)

Country Link
GB (1) GB2455884B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205840A (en) * 1978-09-14 1980-06-03 Blevins Charles G Net height measuring systems
GB2090410A (en) * 1980-12-30 1982-07-07 Star Products Ltd Measuring distance
US4509749A (en) * 1979-12-10 1985-04-09 Robinson Philip I Tennis net tie down and height measurement device
US5815251A (en) * 1993-05-15 1998-09-29 Leica Geosystems Ag Device for distance measurement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205840A (en) * 1978-09-14 1980-06-03 Blevins Charles G Net height measuring systems
US4509749A (en) * 1979-12-10 1985-04-09 Robinson Philip I Tennis net tie down and height measurement device
GB2090410A (en) * 1980-12-30 1982-07-07 Star Products Ltd Measuring distance
US5815251A (en) * 1993-05-15 1998-09-29 Leica Geosystems Ag Device for distance measurement

Also Published As

Publication number Publication date
GB2455884A (en) 2009-07-01
GB0724364D0 (en) 2008-01-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120418