Standard

SAE J1521

Revised

Note: This standard has a new edition: SAE J1521

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Abstract

This SAE Recommended Practice describes two-dimensional, 95th percentile truck driver, side view, seated shin-knee contours for both the accelerator operating leg and clutch operating leg for horizontally adjustable seats (Fig. 1). There is one contour for the clutch shin-knee and one contour for the accelerator shin-knee. There are three locating equations for each curve to accommodate male/female ratios of 50/50, 75/25 and 90/10 to 95/5.

Document information

  • Standard from SAE_AC
  • Published:
  • Version: 0
  • Document type: IS