EP 1078655 A2 20010228 - Friction-reducing elements for sports racquet strings
Title (en)
Friction-reducing elements for sports racquet strings
Title (de)
Reibungsverminderungselemente für Sportschlägersaiten
Title (fr)
Eléments réducteurs de frottement pour cordes de raquette de sport
Publication
Application
Priority
- US 15057899 P 19990825
- US 61546600 A 20000713
Abstract (en)
A fluoropolymer element for insertion between the strings of a tennis racquet or similar sports device to facilitate the relative movement of the strings under the force of impact of a ball or other object. <IMAGE>
IPC 1-7
IPC 8 full level
A63B 51/06 (2006.01); A63B 51/10 (2006.01)
CPC (source: EP)
A63B 51/11 (2015.10)
Citation (applicant)
- DE 3133231 A1 19830310 - SCHWERTL OTTO
- US 3921979 A 19751125 - DISCHINGER GEBHARD
- US 4368886 A 19830118 - GRAF ROLAND [AT]
- US 3556161 A 19710119 - ROBERTS ROBERT
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
EP 1078655 A2 20010228; EP 1078655 A3 20031203; EP 1078655 B1 20051228; CN 1286127 A 20010307; DE 60025091 D1 20060202; DE 60025091 T2 20060831; JP 2001095950 A 20010410
DOCDB simple family (application)
EP 00306923 A 20000814; CN 00126050 A 20000825; DE 60025091 T 20000814; JP 2000247824 A 20000817