PREN 1957 : DRAFT 2011
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DOMESTIC FURNITURE - BEDS AND MATTRESSES - TEST METHODS FOR THE DETERMINATION OF FUNCTIONAL CHARACTERISTICS
01-10-2012
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 General test conditions
5 Test apparatus
6 Functional characteristics
7 Test methods
8 Evaluation of characteristic parameters
9 Durability of bed edge
10 Test report
Annex A (informative) - Basis of determination
of firmness rating
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