Patent ID: 9394143
Filing Date: 2016-07-19
CPC Classification: B65G,B66B

Claim Text:
1. Escalator ( 1 ) with a step belt ( 7 ) or moving walkway with a plate belt ( 107 ), wherein the step belt ( 7 ) or plate belt ( 107 ) comprises at least one link chain ( 8 , 108 , 208 , 408 ), which contains engagement points ( 27 , 127 , 227 , 327 A, 327 B, 427 ) arranged in succession at theoretically equal engagement spacings (E) and at which link chain ( 8 , 108 , 208 , 408 ) steps ( 9 ) or plates ( 109 ) are arranged, wherein the escalator ( 1 ) or the moving walkway has a first deflecting region ( 5 ) and a second deflecting region ( 6 ) with at least one conveying chainwheel ( 14 , 114 , 214 , 314 A, 314 B), the at least one link chain ( 8 , 108 , 208 , 408 ) is arranged to circulate between the deflecting regions ( 5 , 6 ) and the engagement points ( 27 , 127 , 227 , 327 A, 327 B, 427 ) engage in tooth gaps ( 22 , 122 , 222 , 422 ) of the conveying chainwheel ( 14 , 114 , 214 , 314 A, 314 B) and in a given case in tooth gaps ( 22 , 122 , 222 , 422 ) of at least one deflecting chainwheel arranged in the first deflecting region ( 5 ), characterised in that at least one of the at least one conveying chainwheel ( 14 , 114 , 214 , 314 A, 314 B) and the at least one deflecting chainwheel has a pitch circle ( 23 ) with a pitch (T) which is referred to the tooth gaps ( 22 , 122 , 222 , 422 ) and which corresponds with half an engagement spacing (E) of the link chain ( 8 , 108 , 208 , 408 ).