1 – nut cover ; 2 –split pin; 3 – nut; 4 – guide bush; 5, 9 – buffer flange; 6 – buffer; 7 – stem; 8 – body; 10 – body cover; 11 – spring; 12
– axis of the bar; 13 – buffer; 14 – cover; 15 – lever; 16 – bolt; 17 – cover base; 18 – handle; 19 – pin; 20 – top bush; 21 – guide loop; 22
– lower bush; 23, 28 – springs; 24 – clevis; 25 – lubricator; 26 – bolt; 27 – nut; 29 – safety device
Fig.19 – Trailer coupling