BS AU 215-1-1987 Power take offs (PTOs) - Specification for dimensions for clearance envelope for commercial road vehicles《动力输出装置 第1部分 商用道路车辆外廓尺寸规范》.pdf

1、BRITISH STANDARD AUTOMOBILE SERIES BS AU215-1: 1987 ISO7706:1985 Power take offs (PTOs) Part1: Specification for dimensions for clearance envelope for commercial road vehicles ISO title: Road vehicles Commercial vehicles Clearance envelope for power take-offs (PTO) UDC 629.114.4:629.113-494BSAU215-1

2、:1987 This BritishStandard, having been prepared under the directionof the Automobile Standards Committee, was published under the authority ofthe Board of BSI and comesintoeffect on 30January1987 BSI02-2000 The following BSI references relate to the work on this standard: Committee reference AUE/13

3、 Draft for comment 82/79531 DC ISBN 0 580 15688 5 Committees responsible for this BritishStandard The preparation of this BritishStandard was entrusted by the Automobile Standards Committee (AUE/-) to Technical Committee AUE/13, upon which the following bodies were represented: Department of Transpo

4、rt (Highways) Freight Transport Association Institute of Road Transport Engineers (Incorporated) London Regional Transport Ministry of Defence National Bus Company Road Haulage Association Ltd. Society of Motor Manufacturers and Traders Limited Amendments issued since publication Amd. No. Date of is

5、sue CommentsBSAU215-1:1987 BSI 02-2000 i Contents Page Committees responsible Inside front cover National foreword ii 0 Introduction 1 1 Scope and field of application 1 2 Reference 1 3 General 1 4 Side-mounted PTO 2 5 Rear-mounted PTO 3 6 Designation 3 Figure 1 Clearance envelope for side-mounted P

6、TO (Type S) 2 Figure 2 Clearance envelope for rear-mounted PTO (Type Z) 3 Publication referred to Inside back coverBSAU215-1:1987 ii BSI 02-2000 National foreword This Part of BS AU215 has been prepared under the direction of the Automobile Standards Committee and is identical with ISO7706:1985 “Roa

7、d vehicles Commercial vehicles Clearance envelope for power take-offs (PTO)”, published by the International Organization for Standardization (ISO). BS AU215-2 specifies dimensions of side openings for PTOs. Terminology and conventions. The text of the International Standard has been approved as sui

8、table for publication as a BritishStandard without deviation. Some terminology and certain conventions are not identical with those used in BritishStandards; attention is drawn especially to the following. Wherever the words “International Standard” or “ISO7706” appear, referring to this standard, t

9、hey should be read as “BritishStandard” and “BS AU215-1” respectively. A British Standard does not purport to include 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 imm

10、unity from legal obligations. Cross-reference International Standard Corresponding BritishStandard ISO7804:1985 a BS AU215 Power take offs (PTOs) Part2:1987 Specification for dimensions of side openings for commercial road vehicles (Identical) a Since the issue of ISO7706, ISO7804 has been published

11、. Summary of pages This document comprises a front cover, an inside front cover, pagesi andii, pages1 to4, 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

12、front cover.BSAU215-1:1987 BSI 02-2000 1 0 Introduction It should be appreciated that the requirements of this International Standard did not necessarily reflect current practice at the time of its preparation, but it is recommended that, in the interest of interchangeability for the future, its pro

13、visions should be adopted for new designs. The clearance envelope which is specified should meet most requirements, but if, for any reason, they are not suitable, the vehicle manufacturer and the PTO manufacturer will have to find an alternative solution which is acceptable to both. 1 Scope and fiel

14、d of application This International Standard lays down the dimensions of clearance envelopes for regular and heavy duty type truck transmission power take-offs. It is applicable to clearance envelopes required immediately adjacent to the PTO openings or drives on truck transmissions. 2 Reference ISO

15、7804, Road vehicles Commercial vehicles Side openings for truck power take-offs 1) . 3 General 3.1 Two clearance envelopes are specified: Type S: clearance envelopes for side-mounted PTO Type Z: clearance envelopes for rear-mounted PTO 3.2 A clearance envelope is shown in Figure 1 for a hydraulic pu

16、mp mounted directly on the PTO. The installation envelope shown as a dotted outline includes the additional clearance required to mount the pump. 3.3 Adequate clearance for a driveshaft for remote-mounted ancillary equipment shall be provided. 3.4 Additional space may be required for suction and pre

17、ssure line connections at the pump. 1) At present at the stage of draft.BSAU215-1:1987 2 BSI 02-2000 4 Side-mounted PTO The clearance envelopes for side-mounted PTO are shown in Figure 1. Lateral clearance required for slipping the PTO over the mounting studs and the extended gear during the install

18、ation shall be provided in accordance with the depth x of the PTO drive gear as specified in ISO7804. Figure 1 Clearance envelope for side-mounted PTO (Type S)BSAU215-1:1987 BSI 02-2000 3 5 Rear-mounted PTO The clearance envelopes for rear-mounted PTO are shown in Figure 2. 6 Designation Example for

19、 the designation of a clearance envelope for side-mounted PTO (Type S): PTO envelope ISO7706-S Figure 2 Clearance envelope for rear-mounted PTO (Type Z)4 blankBSAU215-1:1987 BSI 02-2000 Publication referred to See national foreword.BS AU215-1: 1987 ISO7706:1985 BSI 389 Chiswick High Road London W4 4

20、AL BSIBritishStandardsInstitution BSI is the independent national body responsible for preparing BritishStandards. 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. User

21、s of BritishStandards should make sure that they possess the latest amendments or editions. It is the constant 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

22、 of the technical committee responsible, the identity of which can be found on the inside front cover. Tel:02089969000. Fax:02089967400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standar

23、ds Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. 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 BritishStandar

24、ds, unless otherwise requested. Information on standards BSI provides a wide range of information on national, 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 al

25、l its products and services. Contact the Information Centre. Tel:02089967111. Fax:02089967048. Subscribing members 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 A

26、dministration. Tel:02089967002. Fax:02089967001. Copyright Copyright subsists in all BSI publications. BSI also 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 rep

27、roduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording 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

28、, 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.