BS AU 190-1983 Specification for interface dimensions and fixing bolts for the mounting of overrun devices on delta shaped drawbars of trailers up to 2000 kg《拖载达2000kg的挂车三角形拉杆上超限装置.pdf

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BS AU 190-1983 Specification for interface dimensions and fixing bolts for the mounting of overrun devices on delta shaped drawbars of trailers up to 2000 kg《拖载达2000kg的挂车三角形拉杆上超限装置.pdf_第1页
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1、BRITISH STANDARD AUTOMOBILE SERIES CONFIRMED APRIL1991 BSAU 190:1983 Specification for Interface dimensions and fixing bolts for the mounting of overrun devices on delta shaped drawbars of trailers upto2000kg UDC629.1.013.5:629.11-43BSAU190:1983 This BritishStandard, having been prepared under the d

2、irectionof the Automobile Standards Committee, was published under the authority ofthe Board of BSI and comesintoeffect on 30September1983 BSI02-2000 The following BSI references relate to the work on this standard: Committee referenceAUE/8 Draft for comment82/76439DC ISBN 0 580 13399 0 Committees r

3、esponsible for this BritishStandard The preparation of this BritishStandard was entrusted by the Automobile Standards Committee (AUE/-) to Technical Committee AUE/8 upon which the following bodies were represented: Association of Trailer Manufacturers Caravan Club Chief and Assistant Chief Fire Offi

4、cers Association Department of Industry (Mechanical Engineering) Department of Transport National Caravan Council Limited Society of Motor Manufacturers and Traders Limited Amendments issued since publication Amd. No. Date of issue CommentsBSAU190:1983 BSI 02-2000 i Contents Page Committees responsi

5、ble Inside front cover Foreword ii 1 Scope 1 2 Definitions 1 3 Mounting dimensions 1 4 Fixing bolts and nuts 1 Figure 1 Positions of mounting holes in delta shaped drawbar 1 Publications referred to Inside back coverBSAU190:1983 ii BSI 02-2000 Foreword This BritishStandard has been prepared under th

6、e direction of the Automobile Standards Committee. It is intended to ensure interchangeability of overrun devices when they are mounted on delta shaped drawbars of trailers. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are resp

7、onsible 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, pagesi andii, pages1 and 2, an inside back cover and a back cover. This standard has bee

8、n updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.BSAU190:1983 BSI 02-2000 1 1 Scope This BritishStandard specifies requirements forinterface dimensions and fixing bolts for themounting of overrun devices

9、on delta shapeddrawbars of trailers up to a gross mass of2000kg. NOTEThe titles of the publications referred to in this standardare listed on the inside back cover. 2 Definitions For the purposes of this BritishStandard, the following definitions apply. 2.1 delta shaped drawbar twin drawbars of a tr

10、ailer whose included angle, where they join, is approximately30 . 2.2 overrun device a device that automatically applies the brakes of a trailer when the speed of the towing vehicle decreases. 3 Mounting dimensions The sizes and disposition of mounting holes shall be as shown in Figure 1. NOTEOverru

11、n devices are provided with slots to accommodate the two rear fixing bolts, the position of which may vary within the tolerance on the angle shown in Figure 1. 4 Fixing bolts and nuts Four1/2UNI gradeS bolts and nuts complying with BS1768, or four12mm grade8.8 bolts and nuts complying with BS3692, s

12、hall be used to secure the overrun device to the mounting face of the drawbar. The nuts shall be secured by a locking method that will prevent them becoming loose. Figure 1 Positions of mounting holes in delta shaped drawbar2 blankBSAU190:1983 BSI 02-2000 Publications referred to BS1768, Unified pre

13、cision hexagon bolts, screws and nuts (UNC and UNF threads). Normal series. BS3692, ISO metric precision hexagon bolts, screws and nuts. BSAU 190:1983 BSI 389 Chiswick High Road London W4 4AL BSIBritishStandardsInstitution BSI is the independent national body responsible for preparing BritishStandar

14、ds. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions BritishStandards are updated by amendment or revision. Users of BritishStandards should make sure that they possess the latest amendments or editions. It is the constant

15、aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this BritishStandard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel:0208

16、9969000. Fax:02089967400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Service

17、s. Tel:02089969001. Fax:02089967001. In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as BritishStandards, unless otherwise requested. Information on standards BSI provides a wide range of information on national,

18、European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel:02089967111. Fax:02089967048. Subscribing memb

19、ers of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel:02089967002. Fax:02089967001. Copyright Copyright subsists in all BSI publications. BSI also

20、 holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, reco

21、rding or otherwise without prior written permission from BSI. This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager. Tel:02089967070.

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