STANDARD DROP TEST METHOD AND Merrill (标准测试方法和美林).pdfVIP

STANDARD DROP TEST METHOD AND Merrill (标准测试方法和美林).pdf

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STANDARD DROP TEST METHOD AND Merrill (标准测试方法和美林)

STANDARD TEST METHOD AND EQUIPMENT USED IN EVALUATING THE PERFORMANCE CHARACTERISTICS OF PROTECTIVE HEADGEAR/EQUIPMENT NOCSAE DOC (ND) 001- 11m12 Prepared By NATIONAL OPERATING COMMITTEE ON STANDARDS FOR ATHLETIC EQUIPMENT Revised: August 2011 Modified: May 2012 Effective no earlier than January 2013 TABLE OF CONTENTS Preface 1 Scope 3 Referenced Documents 3 Terminology 4 Ambient 4 Basic Plane4 Bill 4 Certify 4 Chin Strap4 Common Substances 4 Coronal: Plane 4 Crack 5 Critical Component 5 Critical sizes5 Dycal5 Edge 5 Eye Protector 5 Face5 Faceguard 5 Figure 5 Hardware 5 Head 5 Headform5 Headgear6 Helmet 6 Impact Area 6 Intact6 Legible 6 MEP6 Midsagittal (Median) Plane 6 Model6 Neck Strap6 Nose Gauge 6 Permanent (component) 6 Permanent (Label) 6 Primary Retention 6 Production Lot7 Reasonable Testing Program 7 Reference Plane 7 Retention System 7 Severity Index 7 Shell8 Shimming8 Signal Conditioner 8 Signal Word 8 Similar Model 8 Triaxial Accelerometer 8 Visor 8 Significance and Use 9 Summary of Test Method 9 Certification 10 Construction 10 Labeling Instructions 11 Samples for Testing 13 Sample Determination 13 Sample Size 15 Conditioning Environments 15 Ambient Temperature 15 High Temperature15 Testing Environment 15 Test Headforms 16 Reports 18 Impact Test Instruments and Equipment 19 TABLE 2 20 Instrument Calibration 21 Headform Calibration 21 System Check 21 Impact Attenuation Tests 22 Helmet Positioning/Fit 24 APPENDIX 25 Specifications25 MAY, 2000 MODIFICATIONS/REVISIONS 27 JUNE, 2001 MODIFICATIONS/REVISIONS 27 JANUARY, 2002 MODIFICATIONS/REVISIONS 27 JANUARY, 2004 MODIFICATIONS/REVISIONS 28 MARCH, 2004 MODIFICATIONS/REVISIONS 28 AUGUST, 2004 MODIFICATIONS/REVISIONS 28

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