EP 1236424 A3 20031112 - Mattress
Title (en)
Mattress
Title (de)
Liegematratze
Title (fr)
Matelas
Publication
Application
Priority
DE 20019646 U 20001118
Abstract (en)
[origin: EP1236424A2] The mattress core is made from expanded foam with spiral springs in the middle area and strengthened with robust elastic springs. In the core (5) is an intermediate area (2) with several rows of holes separated for the insertion of protecting shells (3) which fit the spiral springs. Foam plates (6,7) cover the top and bottom.
IPC 1-7
IPC 8 full level
A47C 27/20 (2006.01)
CPC (source: EP)
A47C 27/148 (2013.01); A47C 27/15 (2013.01); A47C 27/20 (2013.01)
Citation (search report)
- [A] US 4485506 A 19841204 - STUMPF WALTER [US], et al
- [A] US 253272 A 18820207
- [X] PATENT ABSTRACTS OF JAPAN vol. 1997, no. 01 31 January 1997 (1997-01-31)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
DE 20019646 U1 20010426; EP 1236424 A2 20020904; EP 1236424 A3 20031112
DOCDB simple family (application)
DE 20019646 U 20001118; EP 01127202 A 20011116