微信注册 一步即可
您需要 登录 才可以下载或查看，没有账号？立即注册  
x
SAE J326-1986 NOMENCLATURE-HYDRAULIC BACKHOES
Foreword-This Document has also changed to comply with the new SAE Technical Standards Board Format.
Scope has changed to Section 1, Purpose to 1.1 and References to Section 2.
1. Scope-This SAE Standard includes hydraulic backhoes which have no more than 190 deg of rotational swing, and are mounted on wheel tractors and crawler tractors. Illustrations used are not intended to include all existing commercial machines or to be exact descriptions of any particular machine. The ilustrations have been chosen to describe the principles to be used in applying this standard.
1.1 Purpose-This SAE Standard defines hydraulic backhoes and the names of major components and parts peculiar to hydraulic backhoes.
2. References
2.1 Applicable Publication-The following publication forms a part of the specification to the extent specified herein. Unless otherwise indicated the lastest revision of SAE publications shall apply.
2.1.1 SAEPUBLICATION-Available from SAE,400 Commonwealth Drive, Warrendale, PA 15096-0001.
SAE J715-Three-Point Free-Link Hitch Attachment of Implements to Agricultural Wheeled Tractors
3. Definitions-For purposes of this Standard, hydraulic backhoes are divided into three type classifications dependent on the method of attaching to the machines. The arrangement of backhoe components illustrated is applicable to any of the three types.
3.1 Type A Backhoe-A backhoe designed to be installed on a standard three-point hitch, or equivalent, in which usage1is as an alternate implement.(Ref. SAE J715.)
3.2 Type B Backhoe-A backhoe designed to be installed on a machine in which usagel is a basic function of the machine, but can be readily removed and replaced by other tools or equipment.
3.3 Type C Backhoe-A backhoe designed to be an integral part of the machine, in which usagel is a primaryfunction of the machine. Even though the backhoe may be removable, the tractor is not designed to have the backhoe replaced by other tools or equipment.
加载中请耐心等待。双击可全屏预览。发现文档有侵权/水印/二维码/链接等请举报。
| 
johnping 