TFAC-03-04/Rev.1
Agricultural vehicle couplings: Class q and r (CUNA couplings)
TFAC-03-07
Agricultural vehicle mechancial couplings: CUNA swivel drawbar eyes
TFAC-03-08
Agricutural vehicle couplings UN R55 revision: Tractor drawbars discussion paper
TFAC-03-10/Rev.1
Proposal of new class definitions for Annex 5 - chapter 6 of Regulation No. 55
TFAC-02-08
Comparison of mechanical coupling D‐ and V‐values
TFAC-03-06
Agricultural vehicle couplings UN R55 revision: Definitions and tests
TFAC-03-14
Proposal for Chapter 5 of the Draft ECE R 55 "agricultural couplings"
TFAC-03-05/Rev.1
Italian proposal for mechanical-coupling markings
TFAC-03-03
Agricultural vehicle couplings UN R55 revision: Keep static test (up to X kph?)