Mining Machinery and Geotechnical Mechanics 622.673+539.4 . . , . . , . . - , , . . - . , , . - . . . - . . - . ’ . ’ . ’ - [1, 2]. ’ - . . . - . . ’ . ’ - . . ’ , , - , . - . - ’ . ’ . 179 . [3, 4] - . , ’ - , . ’ . . - - . . - . ’ - . . - - . , - . , . , - . , q- . . , - . ) q q qMP p u u U i i i ikp p i M p u u i M i q ) i ii ix p p u u i ii ix p p u u (1) – (3) . 0 ( 1) - (1). . , - , q. . - (1). . . - 180 Mining Machinery and Geotechnical Mechanics U. - qp , ’ , , - . (3) - [3, 4]. - m M x m mi m Pxu A e i a M EF m M x m mi m Pxu B e i a M E F m m M m m M G m mG d k M h E F G m mG d k M h E F m mA B a a – ; i M u – x Gk – , - ; d – ; G – ; h – ; E – - ; F – ; – . - m M x m m mi m Pp A e i xEF M m M x m m mi m Pxp B e i EF M - . - ’ M m m m f U q i M M , , - , . 181 i q f U U i q – , - . , (4) – (7) (1) (2). - M M m m m m m m M m m m M M m m m m m m m m M m m m m m m m m A i B i a a U q i i M M M P PA i B i M E F M E F PA q M E F A M M P M E F (9). , U - ( ) . , . , . 7 - q = 2. , , . - ( ) ( . 1). . 1. i 7 , 182 Mining Machinery and Geotechnical Mechanics 2 3 - - , 1. . u . , , , - . , , - . - k 1,852. 1,3 . . . , , . - , , . . 4 - , - ( ) . 4, 3 ( 1) 2 ( 2). = 2. - . 1 - , . , , 3. . - . 1 2. - 183 , - , 2. . 4. – ; 2 – , - , - , ’ - . , . - , . . . M m m m MK B m E F P M (10) . . , , , . - , : ; , ; ( ) ’ ; 184 Mining Machinery and Geotechnical Mechanics , . ’ - . - - - , . . . / . . , . . // . – – – . 35 . . - / . . , . . , . . // – – – . . . - / . . , . . - // . – – – . 163 . . / . . , . . // – – Keywords: conveyor feeder, jointless belt, cable breaks, stress-strain state, and analytical depend- ences. 185