EP 0548722 A1 19930630 - Method for transforming a mattress with different yielding degree.
Title (en)
Method for transforming a mattress with different yielding degree.
Title (de)
Verfahren um eine Matratze mit verschiedenen Härtegraden zu ändern.
Title (fr)
Méthode de transformation d'un matelas à différents degrés de dureté.
Publication
Application
Priority
IT UD910216 A 19911224
Abstract (en)
Mattress, characterized in that it is substantially composed of; a base mattress forming an actual mattress body (1), which is provided on the perimeter of its upper surface with detachable coupling means (3) for: an overlying mattress (2), said overlying mattress (2) being interchangeable with another one (2) with different characteristics by said coupling means (3). <IMAGE>
IPC 1-7
IPC 8 full level
A47C 27/00 (2006.01)
CPC (source: EP)
A47C 27/002 (2013.01); A47C 31/105 (2013.01)
Citation (search report)
- [Y] FR 754879 A 19331116
- [Y] CH 678390 A5 19910913 - ARDO AG
- [A] DE 8908352 U1 19891019
- [A] CH 596803 A5 19780331 - SPROLL FRANZ XAVER
- [A] EP 0032805 A2 19810729 - ASS SURGICAL ENG [GB]
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB LI NL SE
DOCDB simple family (publication)
EP 0548722 A1 19930630; IT 1252903 B 19950705; IT UD910216 A0 19911224; IT UD910216 A1 19930624
DOCDB simple family (application)
EP 92121226 A 19921213; IT UD910216 A 19911224