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  • 15/30316155 DC : 0

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    BS ISO 16840-2 - WHEELCHAIR SEATING - PART 2: DETERMINATION OF PHYSICAL AND MECHANICAL CHARACTERISTICS OF DEVICES INTENDED TO MANAGE TISSUE INTEGRITY - SEAT CUSHIONS

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-01-2018

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1. Scope
    2. Normative references
    3. Terms and definitions
    4. Symbols (and abbreviated terms)
    5. Apparatus
    6. Preparation of test cushion
    7. Sequence of testing
    8. Frictional and sliding resistance properties
    9. Impact damping under normal loading conditions
    10. Recovery
    11. Loaded contour depth and overload deflection
    12. Water spillage
    13. Biocompatibility
    14. Hysteresis test
    15. Test report
    16. Disclosure requirement
    Annex A (normative) - Tapered uniform
            geometry RCLI
    Annex B (informative) - Typical Ranges
            for 16840-2 Tests and Indicative
            Cushion Implications
    Annex C (normative) - Horizontal stiffness
            and sliding resistance
    Annex D (informative) - RCLIs for Testing
            of Alternatively Sized Cushions

    General Product Information - (Show below) - (Hide below)

    Comment Closes On
    Committee CH/173/1
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 1302:2002 Geometrical Product Specifications (GPS) Indication of surface texture in technical product documentation
    ISO 10993-10:2010 Biological evaluation of medical devices Part 10: Tests for irritation and skin sensitization
    ISO 9073-8:1995 Textiles — Test methods for nonwovens — Part 8: Determination of liquid strike-through time (simulated urine)
    ISO 10993-1:2009 Biological evaluation of medical devices Part 1: Evaluation and testing within a risk management process
    ISO 554:1976 Standard atmospheres for conditioning and/or testing — Specifications
    BS 3424-10:1987 Testing coated fabrics Methods 12A and 12B Determination of surface drag
    ISO 16840-1:2006 Wheelchair seating — Part 1: Vocabulary, reference axis convention and measures for body segments, posture and postural support surfaces
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
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