• DIN EN 14764:2006-03

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    CITY AND TREKKING BICYCLES - SAFETY REQUIREMENTS AND TEST METHODS

    Available format(s):  Hardcopy, PDF

    Superseded date:  01-01-2015

    Language(s):  English

    Published date:  13-01-2013

    Publisher:  German Institute for Standardisation (Deutsches Institut für Normung)

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Requirements and test methods
      4.1 Brake tests and strength tests - Special
           requirements
           4.1.1 Definition of brake tests
           4.1.2 Definition of strength tests
           4.1.3 Numbers and condition of specimens for
                  the strength tests
           4.1.4 Accuracy tolerances of test conditions for
                  brake tests and strength tests
      4.2 Sharp edges
      4.3 Security and strength of safety-related fasteners
           4.3.1 Security of screws
           4.3.2 Minimum failure torque
           4.3.3 Folding bicycles
      4.4 Crack detection methods
      4.5 Protrusions
           4.5.1 Requirement
           4.5.2 Test method
      4.6 Brakes
           4.6.1 Braking-systems
           4.6.2 Hand-operated brakes
           4.6.3 Attachment of brake assembly and cable
                  requirements
           4.6.4 Brake-block and brake-pad assemblies - Security test
           4.6.5 Brake adjustment
           4.6.6 Hand-operated braking-system - Strength test
           4.6.7 Back-pedal braking system
           4.6.8 Braking performance
           4.6.9 Brakes - Heat-resistance test
      4.7 Steering
           4.7.1 Handlebar - Dimensions
           4.7.2 Handlebar grips and plugs
           4.7.3 Handlebar stem - Insertion-depth mark or
                  positive stop
           4.7.4 Handlebar stem-extension to fork-stem -
                  Clamping requirements
           4.7.5 Steering stability
           4.7.6 Steering assembly - Static strength and security
                  tests
           4.7.7 Handlebar and stem assembly - Fatigue test
      4.8 Frames
           4.8.1 Suspension-frames - Special requirements
           4.8.2 Frame and front-fork assembly - Impact
                  test (falling mass)
           4.8.3 Frame - Fatigue test with pedalling forces
           4.8.4 Frame - Fatigue test with a vertical force
      4.9 Front fork
           4.9.1 General
           4.9.2 Means of location of the axle and wheel retention
           4.9.3 Suspension-forks - Special requirements
           4.9.4 Front fork - Static bending test
           4.9.5 Front fork - Rearward impact test
           4.9.6 Front fork - Bending fatigue test
           4.9.7 Forks intended for use with hub- or disc-brakes
      4.10 Wheels and wheel/tyre assembly
           4.10.1 Rotational accuracy
           4.10.2 Wheel/tyre assembly - Clearance
           4.10.3 Wheels - Static strength test
           4.10.4 Wheels - Wheel retention
           4.10.5 Wheels - Quick-release devices
      4.11 Rims, tyres and tubes
           4.11.1 Tyre inflation pressure
           4.11.2 Tyre and rim compatibility
           4.11.3 Rim-wear
      4.12 Mudguards
           4.12.1 Requirement
           4.12.2 Stage 1: Test method - Tangential obstruction
           4.12.3 Stage 2: Test method - Radial force
      4.13 Pedals and pedal/crank drive system
           4.13.1 Pedal tread
           4.13.2 Pedal clearance
           4.13.3 Pedal/pedal-spindle assembly - Static strength test
           4.13.4 Pedal-spindle - Impact test
           4.13.5 Pedal/pedal-spindle - Dynamic durability test
           4.13.6 Drive-system - Static strength test
           4.13.7 Crank assembly - Fatigue test
      4.14 Saddles and seat-pillar
           4.14.1 General
           4.14.2 Limiting dimensions
           4.14.3 Seat-pillar - Insertion-depth mark or positive stop
           4.14.4 Saddle/seat pillar
           4.14.5 Saddle - Static strength test
           4.14.6 Saddle and seat-pillar clamp - Fatigue test
           4.14.7 Seat-pillar - Fatigue test
      4.15 Drive-chain
      4.16 Chainguard
           4.16.1 Requirement
           4.16.2 Chain-wheel disc diameter
           4.16.3 Chain protective device
           4.16.4 Combined front gear-change guide
      4.17 Spoke protector
      4.18 Luggage carriers
      4.19 Handling and operation of a fully-assembled bicycle
           4.19.1 Requirement
           4.19.2 Test method
      4.20 Lighting systems and reflectors
           4.20.1 Lighting and reflectors
           4.20.2 Wiring harness
      4.21 Warning device
    5 Manufacturer's instructions
    6 Marking
      6.1 Requirement
      6.2 Durability test
           6.2.1 Requirement
           6.2.2 Test method
    Annex A (informative) Explanation of the method of least
                          squares for obtaining line of best
                          fit and +/-20 % limit lines for
                          braking performance linearity
    Annex B (informative) Steering geometry
    Annex C (informative) Structural integrity of the fully
                          assembled bicycle
    Annex D (informative) Wheel/tyre assembly - Fatigue test
    Bibliography
    National Annex NA (informative)
    National Annex NB (informative) Bibliography

    Abstract - (Show below) - (Hide below)

    Defines safety and performance requirements for the design, assembly, and testing of bicycles and sub-assemblies intended for use on public roads, and lays down guide lines for instructions on the use and care of such bicycles.

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

    ISO 7636:1984 Bells for bicycles and mopeds Technical specifications
    ISO 1101:2017 Geometrical product specifications (GPS) — Geometrical tolerancing — Tolerances of form, orientation, location and run-out
    ISO 9633:2001 Cycle chains — Characteristics and test methods
    DIN ISO 1101:1985-03 TECHNICAL DRAWINGS, GEOMETRICAL TOLERANCING, TOLERANCES OF FORM, ORIENTATION, LOCATION AND RUNOUT - GENERALITIES, DEFINITIONS, SYMBOLS ON DRAWINGS
    ISO 5775-1:2014 Bicycle tyres and rims Part 1: Tyre designations and dimensions
    ISO 3452-3:2013 Non-destructive testing Penetrant testing Part 3: Reference test blocks
    ISO 5775-2:2015 Bicycle tyres and rims Part 2: Rims
    ISO 3452-2:2013 Non-destructive testing Penetrant testing Part 2: Testing of penetrant materials
    ISO 3452-4:1998 Non-destructive testing Penetrant testing Part 4: Equipment
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