GB/T 24660.2-2009Agricultural tractors -- Instructional seat (English PDF)

Foreword

The partial modification of international standards ISO 23205:2006 "Agricultural Tractors passenger seat" (in English).

This section according to ISO 23205:2006 redrafted.

To comply with our regulations and standards prepared in coordination with our standards, this section when using international standards has been modified. These techniques Vertical line identifies differences art in which they are involved in terms of margin. The main technical content amended as follows.

--- Refers to the standard "ISO 5353:1995" earthmoving machinery, tractors and machinery for agriculture and forestry seat landmark "" to reference standard "GB/T 6236" Tractors and machinery for agriculture and forestry seat landmark "";

Scope and terms and definitions in this section --- from "enclosed cab" to "cab." for ease of use, this section made the following editorial changes.

--- "This International Standard" be replaced by "this section";

"." --- With a decimal point instead of a comma as the decimal point, "";

--- Remove ISO 23205:2006 Foreword.

This part is proposed by China Machinery Industry Federation.

This part of the National Standardization Technical Committee tractor (SAC/TC140) centralized.

This section is drafted. Luoyang Tractor Research Institute, Beijing Jiaotong University.

Introduction

This section is to give hope to provide the occupant of the seat, the company for agricultural tractor cab to provide production guidance. Still, many Type tractor equipped with this feature or not a seat.

The part that. when someone other guidance, training or help deal with the problem other than the driver, the coaches, or student services personnel Seats are very useful.

Overturning equipped with protective devices (ROPS) cab should be able to accommodate two people space (with a driver's seat belt Chairs, one for coaches, students or staff to wear a seat belt sitting on the passenger seat), overturning tractor than when no passenger seat dragging Drawing machine to provide greater security.

Agricultural Tractors passenger seat

1 Scope

GB/T 24660 provisions of this part of the agricultural tractor cab for coaches, students or staff aboard the passenger seat Minimum design and performance requirements.

This is neither the passenger seat is suitable for children, nor is it designed for children.

2 Normative references

The following documents contain provisions which, through reference GB/T 24660 in this section constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.

GB/T 6236 Tractors and machinery for agriculture and forestry seat landmarks (GB/T 6236-2008, ISO 5353:1995, Earth-mov-ingmachinery, andtractorsandmachineryforagriculturalandforestry-Seatindexpoint, MOD) ISO 3776 agricultural tractors and machinery seatbelt

3 Terms and Definitions

The following terms and definitions apply to this section.

Of sufficient size and shape, with integral or separate backrest that allows coaches, staff or student riding area.

Cab Ba Raochou

Means enclosing the driver workspace.

4 Technical Requirements

4.1 passenger seat should only be installed on agricultural tractors equipped with a cab.

4.2 clearance zone around the passenger seat and shall comply with the requirements of spatial dimensions shown in Figure 1.

4.3 passenger seat should be in the position shown in Figure 1. Passenger seat should be set so that when the coaches, staff or students take a minimum limit Degree of influence operations and vision, consistent with the intended use, and consider consistent with the other machine functions and design.

4.4 passenger seat can be padded or may not padded. Its backrest should have a minimum size shown in Figure 1. If you meet the requirements of when space requirements, cab rear or side wall of the cab or the non-glass components can be used as backrest. The backrest can be padded not padded.

4.5 At least one ride in the passenger seat for coaches, students or minimum length of service for the convenience of the 150mm Hand or armrest.

4.6 should ride in the passenger seat trainer, leg or student services personnel to provide a suitable area, so as not to interfere with the operation Operator.

4.7 seat restraint device should be. Safety systems shall comply with ISO 3776 or other standards.

4.8 ride in the passenger seat coaches, students or staff should be located in the cab.