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Current content: 156 978 933 patent documents

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169 914 new documents added

2 331 667 documents amended

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EP 0241211 A2 19871014 - A tennis practice aid.

Title (en)

A tennis practice aid.

Title (de)

Hilfsgerät zum Trainieren von Tennis.

Title (fr)

Dispositif d'aide à l'entraînement du tennis.

Publication

EP 0241211 A2 19871014 (EN)

Application

EP 87302843 A 19870401

Priority

AU 529186 A 19860402

Abstract (en)

A tennis practice device 10 providing a rebound surface 13 against which a ball is hit, to be returned to the user, the rebound surface consists of two sub-surfaces 17, 18 which are pivotally mounted so as to be pivotable relative to each other about a vertical axis, while being simultaneously supported so as to be tiltable about a horizontal axis.

IPC 1-7

A63B 69/38

IPC 8 full level

A63B 69/00 (2006.01)

CPC (source: EP)

A63B 69/0097 (2013.01)

Designated contracting state (EPC)

AT BE CH DE ES FR GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0241211 A2 19871014; EP 0241211 A3 19880727; JP S62295676 A 19871223

DOCDB simple family (application)

EP 87302843 A 19870401; JP 8220587 A 19870402