Specification for alternating pressure air mattresses Ingestion-build-73935 This European Standard specifies the

This European Standard specifies the general requirements for components of bolt/nut/washer(s) assemblies for highstrength structural bolting

signal filtering

BS 1769 on unified black hexagon bolts

provided the ratio of the side lengths is maintained according to this part of BS 16461)

Specification for alternating pressure air mattresses Ingestion-build-73935 This European Standard specifies the1 Scope This British Standard specifies materials, construction and operation requirements for unheated alternating pressure air mattresses (APAM), manufactured from pre formed sheet material, for use in health care premises and in the home. Two grades of APAM, grade A and grade B, are specified, differing only in the breaking strength of the mattress material. The alternating pressure air mattresses specified in this standard are suitable for use