BS 6102-12-1991 Cycles - Specification for stem wedge angle《自行车 第12部分 车把主管楔角规范》.pdf

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1、BRITISH STANDARD BS 6102-12: 1991 ISO 8562: 1990 Cycles Part 12: Specification for stem wedge angleBS6102-12:1991 This British Standard, having been prepared under the directionof the General Mechanical Engineering Standards Policy Committee, waspublished under the authorityof the Standards Boardand

2、 comes into effect on 28 June 1991 BSI 07-1999 The following BSI references relate to the work on this standard: Committee reference GME/25 Draft for comment 89/70616DC ISBN 0 580 19738 7 Committees responsible for this British Standard The preparation of this British Standard was entrusted by the G

3、eneral Mechanical Engineering Standards Policy Committee (GME/-) to Technical Committee GME/25, upon which the following bodies were represented: Association for Consumer Research Association of Consulting Scientists Association of Cycle Traders Bicycle Association of GB British Battery Manufacturer

4、s Association British Cycling Federation British Rubber Manufacturers Association Consumer Policy Committee of BSI Cyclists Touring Club Department of Transport Institute of Trading Standards Administration Royal Society for the Prevention of Accidents Small Electrical Appliances Marketing Associati

5、on Coopted members Amendments issued since publication Amd. No. Date CommentsBS6102-12:1991 BSI 07-1999 i Contents Page Committees responsible Inside front cover National foreword ii 1 Scope 1 2 Normative reference 1 3 Stem wedge angle 1 4 Assembly conditions 1 Figure 1 Untitled 1 Publication(s) ref

6、erred to inside back coverBS6102-12:1991 ii BSI 07-1999 National foreword This Part of BS6102has been prepared under the direction of the General Mechanical Engineering Standards Policy Committee and forms part of a series implementing corresponding international standards in the development of whic

7、h the United Kingdom has played an active part. This standard is identical with ISO8562:1990 “Cycles Stem wedge angle”, which was prepared by Technical Committee ISO/TC149 of the International Organization for Standardization (ISO). Cross-reference. The Technical Committee has reviewed the provision

8、s of ISO4210:1989, to which reference is made in the text, and has decided that they are acceptable for use in conjunction with this standard. A related British Standard to ISO4210:1989is BS6102-1:1981 “Specification for safety requirements for bicycles”. A British Standard does not purport to inclu

9、de all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages

10、i and ii, pages1and 2, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.ISO8562:1990(E) BSI 07-1999 1 1 Scope This International Standard specif

11、ies the stem wedge angle intended to ensure a secure assembly between the handlebar stem and the fork stem. NOTE 1The wedge angle has the same function as the angle of the expander cone. 2 Normative reference The following standard contains provisions which, through reference in this text, constitut

12、e provisions of this International Standard. At the time of publication, the edition indicated was valid. All standards are subject to revision, and parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent edition of the sta

13、ndard indicated below. Members of IEC and ISO maintain registers of currently valid International Standards. ISO 4210:1989, Cycles Safety requirements of bicycles. 3 Stem wedge angle The nominal angle, (see Figure 1), of a stem wedge shall be36 . 4 Assembly conditions The assembly of a handlebar ste

14、m with such a stem wedge, fork stem and the expander bolt tightened in accordance with the manufacturers instruction shall comply with the requirements of ISO4210:1989, 2.3.5 and 4.5.3. Figure 1 2 blankBS6102-12:1991 BSI 07-1999 Publication(s) referred to See national foreword.BS 6102-12: 1991 ISO 8

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