INHALT

Regulation No 125 of the Economic Commission for Europe of the United Nations (UN/ECE) — Uniform provisions concerning the approval of motor vehicles with regard to the forward field of vision of the motor vehicle driver

Regulation No 125 of the Economic Commission for Europe of the United Nations (UN/ECE) — Uniform provisions concerning the approval of motor vehicles with regard to the forward field of vision of the motor vehicle driver
1. SCOPE AND PURPOSE
2. DEFINITIONS
3. APPLICATION FOR APPROVAL
4. APPROVAL
5. SPECIFICATIONS
5.1. Driver’s field of vision.
5.2. Position of the V points
5.3. Position of the P points
5.4. Correction for design seat-back angles other than 25°
5.5. Position of the E points
6. TEST PROCEDURE
6.1. Driver’s field of vision
7. MODIFICATION OF VEHICLE TYPE AND EXTENSION OF APPROVAL
8. CONFORMITY OF PRODUCTION
9. PENALTIES FOR NON-CONFORMITY OF PRODUCTION
10. PRODUCTION DEFINITELY DISCONTINUED
11. NAMES AND ADDRESSES OF THE TECHNICAL SERVICES RESPONSIBLE FOR CONDUCTING APPROVAL TESTS AND OF ADMINISTRATIVE DEPARTMENTS
ANNEX 1
COMMUNICATION
(Maximum format: A4 (210 × 297 mm))
ANNEX 2
ARRANGEMENTS OF APPROVAL MARKS
(see paragraphs 4.4 to 4.4.2 of this Regulation)
ANNEX 3
Procedure for determining the ‘H’ point and the actual torso angle for seating positions in motor vehicles
1. PURPOSE
2. DEFINITIONS
3. REQUIREMENTS
3.1. Data presentation
3.2. Relationship between measured data and design specifications
4. PROCEDURE FOR ‘H’ POINT AND ACTUAL TORSO ANGLE DETERMINATION
4.7. Adjust the feet and leg positions of the 3-D H machine as follows:
4.7.1. Designated seating position: driver and outside front passenger
4.7.2. Designated seating position: outboard rear seat
4.7.3. Other designated seating positions:
Appendix 1
Description of the three-dimensional ‘H’ point machine (3-D H machine)
(1)
1. BACK AND SEAT PANS
2. BODY AND LEG ELEMENTS
Figure 1
3-D H machine elements designation
Figure 2
Dimensions of the 3-D H machine elements and load distribution
Appendix 2
THREE-DIMENSIONAL REFERENCE SYSTEM
Appendix 3
REFERENCE DATA CONCERNING SEATING POSITIONS
1. CODING OF REFERENCE DATA
2. DESCRIPTION OF VEHICLE MEASURING ATTITUDE
2.1. Coordinates of fiducial marks
3. LIST OF REFERENCE DATA
3.1.3. Specifications for seat adjustment(1)
ANNEX 4
Method for determining the dimensional relationships between the vehicle’s primary reference marks and the three-dimensional reference grid
1. RELATIONSHIP BETWEEN REFERENCE GRID AND VEHICLE’S PRIMARY REFERENCE MARKS
2. METHOD FOR ESTABLISHING RELATIONSHIP OF REFERENCE GRID TO REFERENCE MARKS
3. EXAMINATION OF THE REFERENCE PLANE
4. ACTUAL TEST ATTIDUDE
5. RESULTS
Appendix
Figure 1
Determination of V points
Figure 2
Observation points of the A pillars
Figure 3
Angles of obstruction
Figure 4
Evaluation of obstructions in the 180° forward direct field of vision of the driver
Figure 5
Dimensional diagram showing relative positions of E points and P points
Figure 6
Level work place