| 摘要 |
<p>PCT No. PCT/AU85/00069 Sec. 371 Date Dec. 1, 1986 Sec. 102(e) Date Dec. 1, 1986 PCT Filed Apr. 4, 1985 PCT Pub. No. WO86/05701 PCT Pub. Date Oct. 9, 1986.A table tennis training apparatus adapted to be attached to a table tennis table and which apparatus ejects balls towards a user. The apparatus has a plurality of ball projection tubes, each communicating with a source of compressed air. The tubes include a first ball ejection tube having an air regulating device and a plurality of adjustable ball ejection tubes. Balls are fed to the first tube by a magazine loaded with balls and are fed to the second tubes by being sucked by air from the table surface through openings in the tubes adjacent the table surface. A screen is provided about the ball projecting apparatus for arresting and directing balls to the apparatus after being hit by a player.</p> |
