Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Requirements
4.1 Materials
4.2 Construction
4.3 Field of vision
4.4 Shock absorbing capacity
4.5 Durability
4.6 Retention system
4.6.1 General
4.6.2 Chin strap
4.6.3 Fastening device
4.6.4 Colour
4.6.5 Release force
5 Testing
5.1 Headforms
5.2 Inspection and determination of mass
5.3 Number of samples and sequence of tests
5.4 Determination of shock absorbing capacity
5.4.1 Test area
5.4.2 Conditioning
5.4.3 Apparatus
5.4.4 Procedure
5.5 Determination of self-release system opening force
5.5.1 Apparatus
5.5.2 Procedure
5.6 Determination of field of vision
5.7 Test report
6 Marking
7 Information supplied by the manufacturer
Annex A (informative) - Alternative procedure for artificial
ageing
Annex ZA (informative) - Clauses of this European Standard
addressing Essential Requirements or other
provisions of EU Directives