EP 0578621 A1 19940112 - Puzzle.
Title (en)
Puzzle.
Title (de)
Puzzle.
Title (fr)
Puzzle.
Publication
Application
Priority
IT RM920510 A 19920706
Abstract (en)
The invention relates to a puzzle of the type in which a plurality of pieces are moved along rows or columns to obtain a definite combination in which the pieces (3) are slideably assembled in contact with each other within grooves made on the surface of a sphere (1) along maximum circle circumferences perpendicular to each other. The improvement consists in a structure substantially made up of a central element (5), of a plurality od sphere sectors (2) and of a locking element or slider (10).
IPC 1-7
IPC 8 full level
CPC (source: EP)
A63F 9/0857 (2013.01); A63F 2250/482 (2013.01)
Citation (search report)
- [Y] CH 632418 A5 19821015 - IMAG VERLAGS AG [CH]
- [Y] US 5114148 A 19920519 - LIU MING-ZEN [TW]
- [A] DE 8524945 U1 19851010
- [A] US 4452454 A 19840605 - GREENE WILTON R [US]
- [A] GB 2088728 A 19820616 - ELZETT MUEVEK
- [A] DE 8905359 U1 19890727
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0578621 A1 19940112; CN 1081389 A 19940202; IT 1258412 B 19960226; IT RM920510 A0 19920706; IT RM920510 A1 19940106; JP H0686868 A 19940329
DOCDB simple family (application)
EP 93830292 A 19930705; CN 93107969 A 19930706; IT RM920510 A 19920706; JP 16671893 A 19930706