I.S. EN 14781:2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
07-19-2014
English
01-01-2006
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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
4.4 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 Braking performance
4.6.8 Brakes - heat-resistance test
4.7 Steering
4.7.1 Handlebar - dimensions
4.7.2 Handlebar grip-areas, 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 and front fork assembly - impact
test (falling frame)
4.8.4 Frame - fatigue test with pedalling forces
4.8.5 Frame - fatigue test with horizontal forces
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
4.9.8 Tensile test for a non-welded fork
4.10 Wheels and wheel/tyre assemblies
4.10.1 Rotational accuracy
4.10.2 Wheel/tyre assembly - clearance
4.10.3 Wheel/tyre assembly - static strength test
4.10.4 Wheel retention
4.10.5 Wheels - quick-release devices - operating
features
4.11 Rims, tyres and tube
4.11.1 Tyre inflation pressure
4.11.2 Tyre and rim compatibility
4.11.3 Tubular tyres and rims
4.11.4 Rim wear
4.12 Pedals and pedal/crank drive system
4.12.1 Foot retention
4.12.2 Pedal clearance
4.12.3 Pedal/pedal-spindle assembly - static
strength test
4.12.4 Pedal-spindle - impact test
4.12.5 Pedal/pedal-spindle - dynamic durability test
4.12.6 Drive-system - static strength test
4.12.7 Crank assembly - fatigue test
4.13 Saddles and seat-pillars
4.13.1 General
4.13.2 Limiting dimensions
4.13.3 Seat-pillar - insertion depth mark or
positive stop
4.13.4 Saddle/seat-pillar - security test
4.13.5 Saddle - static strength test
4.13.6 Saddle and seat-pillar clamp - fatigue test
4.13.7 Seat-pillar - fatigue test
4.14 Drive-chain
4.15 Chain-guard
4.15.1 General
4.15.2 Requirement
4.15.3 Chain-wheel disc diameter
4.15.4 Chain protective device
4.15.5 Combined front gear-change guide
4.16 Spoke protector
4.17 Lighting systems and reflectors
4.17.1 Lighting and reflectors
4.17.2 Wiring harness
4.18 Warning device
4.19 Handling and operation of fully-assembled bicycle
4.19.1 Requirement
4.19.2 Test method
5 Manufacturer's instructions
6 Marking
6.1 Requirements
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
Bibliography
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