BS EN 1335-2-2009 Office furniture — Office work chair Part 2 Safety requirements1.pdf
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1、BS EN 1335-2:2009 ICS 13.180; 97.140 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BRITISH STANDARD Office furniture Office work chair Part 2: Safety requirements This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 Apr
2、il 2009 BSI 2009 ISBN 978 0 580 58648 4 Amendments/corrigenda issued since publication DateComments BS EN 1335-2:2009 National foreword This British Standard is the UK implementation of EN 1335-2:2009. It supersedes BS EN 1335-2:2000 which is withdrawn. The UK participation in its preparation was en
3、trusted to Technical Committee FW/0/3, Office. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance wit
4、h a British Standard cannot confer immunity from legal obligations. BS EN 1335-2:2009 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 1335-2 April 2009 ICS 97.140Supersedes EN 1335-2:2000 English Version Office furniture - Office work chair - Part 2: Safety requirements Mobilier de bureau - Sig
5、es de travail de bureau - Partie 2: Exigences de scurit Brombel - Bro-Arbeitsstuhl - Teil 2: Sicherheitsanforderungen This European Standard was approved by CEN on 28 February 2009. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving th
6、is European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions
7、 (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bu
8、lgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDA
9、RDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1335-2:2009: E BS EN 1335-2:2009 EN 1335-2:2009 (E) 2
10、Contents Page Foreword 3 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Safety requirements 4 4.1 General design requirements .4 4.1.1 Corners and edges, trapping, pinching and shearing .4 4.1.2 Adjusting devices 5 4.1.3 Connections .5 4.1.4 Avoidance of soiling 5 4.2 Test sequence
11、5 4.3 Stability during use6 4.4 Rolling resistance of the unloaded chair 6 4.5 Strength and durability .6 5 Information for use 7 Annex A (normative) Loads, masses and cycles for safety tests 8 w w w . b z f x w . c o m BS EN 1335-2:2009 EN 1335-2:2009 (E) 3 Foreword This document (EN 1335-2:2009) h
12、as been prepared by Technical Committee CEN/TC 207 “Furniture”, the secretariat of which is held by UNI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2009, and conflicting national stan
13、dards shall be withdrawn at the latest by October 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 13
14、35-2:2000. This series consist of following parts: EN 1335-1, Office furniture Office work chair Part 1: Dimensions Determination of dimensions; EN 1335-2, Office furniture Office work chair Part 2: Safety requirements; EN 1335-3, Office furniture Office work chair Part 3: Test methods. The main cha
15、nges with respect to the previous edition are listed below: a) castor durability (former 6.2) has been defined as functional test; b) foot rest stability and foot rest static load have been defined as safety test. According to the CEN/CENELEC Internal Regulations, the national standards organization
16、s of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania,
17、Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. w w w . b z f x w . c o m BS EN 1335-2:2009 EN 1335-2:2009 (E) 4 1 Scope This part of EN 1335 specifies the mechanical safety requirements for office work chairs. The requirements are based upon use for 8 h a day by persons weigh
18、ing up to 110 kg. For more severe conditions of use, increased requirements will be necessary. Annex A (normative) includes loads, masses and cycles for safety tests. Additional loads, masses and cycles for functional tests can be found in EN 1335-3:2009, Annex C. 2 Normative references The followin
19、g referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 1335-1:2000, Office furniture Office work chair Part 1: Di
20、mensions Determination of dimensions EN 1335-3:2009, Office furniture Office work chair Part 3: Test methods EN 12529:1998, Castors and wheels Castors for furniture Castors for swivel chairs Requirements 3 Terms and definitions For the purposes of this document, the following terms and definitions a
21、pply. 3.1 castor assembly comprising a housing, one or more wheels, an axle and, if required, accessories EN 12529:1998 4 Safety requirements 4.1 General design requirements 4.1.1 Corners and edges, trapping, pinching and shearing The chair shall be so designed as to minimise the risk of injury to t
22、he user. All parts of the chair with which the user comes into contact during intended use, shall be so designed that physical injury and damage to property are avoided. These requirements are met when: a) the safety distance of accessible movable parts is either 8 mm or 25 mm in any position during
23、 movement; b) accessible corners are rounded with minimum 2 mm radius; w w w . b z f x w . c o m BS EN 1335-2:2009 EN 1335-2:2009 (E) 5 c) the edges of the seat, back rest and arm rests which are in contact with the user when sitting in the chair are rounded with minimum 2 mm radius; d) the edges of
24、 handles are rounded with minimum 2 mm radius in the direction of the force applied; e) all other edges are free from burrs and rounded or chamfered; f) the ends of accessible hollow components are closed or capped. 4.1.2 Adjusting devices Movable and adjustable parts shall be designed so that injur
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