GB2455884B - A tennis net height measuring device - Google Patents
A tennis net height measuring deviceInfo
- 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
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
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)
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 |
-
2007
- 2007-12-14 GB GB0724364.5A patent/GB2455884B/en not_active Expired - Fee Related
Patent Citations (4)
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 |
---|---|
GB0724364D0 (en) | 2008-01-23 |
GB2455884A (en) | 2009-07-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20120418 |