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EP 0211390 B1 19890524 - BOUNCING WALL FOR TENNIS TRAINING

Title (en)

BOUNCING WALL FOR TENNIS TRAINING

Publication

EP 0211390 B1 19890524 (DE)

Application

EP 86110516 A 19860730

Priority

DE 3527830 A 19850802

Abstract (en)

[origin: EP0211390A1] 1. Rebound wall for tennis training using an inflatable air chamber, characterized in that the air chamber forming the rebound element consists of a one-piece, low-damping rectangular sheet (3) of a spaced fabric coated with rubber and filled with air at an over-pressure of 0.5-1.5 bar, the two external fabric lengths (5, 6) of which are held at constant separation by pile threads (7) extending perpendicular thereto and are joined air-tight to one another at the peripheral edge (8).

IPC 1-7

A63B 61/00; A63B 69/38

IPC 8 full level

A63B 61/00 (2006.01); A63B 69/00 (2006.01); A63B 69/38 (2006.01)

CPC (source: EP)

A63B 69/0097 (2013.01); A63B 2225/62 (2013.01)

Designated contracting state (EPC)

DE FR GB IT SE

DOCDB simple family (publication)

EP 0211390 A1 19870225; EP 0211390 B1 19890524; DE 3527830 A1 19870205; DE 3663451 D1 19890629

DOCDB simple family (application)

EP 86110516 A 19860730; DE 3527830 A 19850802; DE 3663451 T 19860730