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I.S. EN 14781:2006

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

RACING BICYCLES - SAFETY REQUIREMENTS AND TEST METHODS

Available format(s)

Hardcopy , PDF

Superseded date

19-07-2014

Language(s)

English

Published date

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.


Dates of withdrawal of national standards are available from NSAI.

€120.00
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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

Describes safety and performance requirements for the design, assembly and testing of racing bicycles and sub-assemblies, and lays down guidelines for manufacture's instructions on the use and care of such bicycles.

DevelopmentNote
Supersedes I.S. 410. (11/2012)
DocumentType
Standard
Pages
82
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
UNE-EN 14781:2006 Identical
UNI EN 14781 : 2006 Identical
EN 14781:2005 Identical
NBN EN 14781 : 2006 Identical
NS EN 14781 : 1ED 2006 Identical
SN EN 14781 : 2006 Identical
NEN EN 14781 : 2005 Identical
BS EN 14781:2005 Identical
NF EN 14781 : 2006 Identical
DIN EN 14781:2006-03 Identical

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
ISO 3452:1984 Non-destructive testing — Penetrant inspection — General principles
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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