| 摘要 |
FIELD: transport. ^ SUBSTANCE: flight 10 consists of one-piece case with main web 2 jointing two side wings 1 together and pocket 5 between flight wings to receive horizontal chain link and to clamp the flight on inserted horizontal chain link by means of detachable retainer 40 of the flight. Flight wing inner sides 11 facing each other are furnished with the groove 13 made below the main web. Main web end faces have zones receiving head parts of vertical chain links 60 while web lower side, on both said end faces, has support for arms of horizontal chain links 52. Grooves made in inner sides run along the height of said supports 15 to main web to produce slots for gripping ledges arranged on outer surfaces of horizontal chain link arms. Flight retainer main case 47 has ledge 49 arranged on the case crosswise sides to enter the groove in the flight wing inner sides and intermediate web outer sides. ^ EFFECT: longer life and higher reliability. ^ 19 cl, 6 dwg |
