US 9,809,425 B2
Bionic step
Roger Kupferschmid, Hemishofen (CH); Dominik Mahnig, Schaffhausen (CH); Udo Kreutzarek, Singen (DE); and Marek Socha, Singen (DE)
Assigned to Georg Fischer Automotive (Suzhou) Co., Ltd., (CN); Georg Fischer GmbH, (DE); Georg Fischer Druckguss GmbH, (AT); and Georg Fischer GmbH & Co KG, (AT)
Filed by Georg Fischer Automotive (Suzhou) Co., Ltd., Suzhou (CN); Georg Fischer GmbH, Werdohl (DE); Georg Fischer Druckguss GmbH, Herzogenburg (AT); and Georg Fischer GmbH & Co KG, Altenmarkt, St. Gallen (AT)
Filed on Dec. 14, 2016, as Appl. No. 15/378,137.
Claims priority of application No. 15200750 (EP), filed on Dec. 17, 2015.
Prior Publication US 2017/0174477 A1, Jun. 22, 2017
Int. Cl. B66B 23/12 (2006.01)
CPC B66B 23/12 (2013.01) 8 Claims
OG exemplary drawing
 
1. A step for an escalator comprising, wherein the step is configured as a one-piece die-cast light metal part comprising:
a step plate,
a skirt,
at least one transverse rib,
guide lugs,
wherein the guide lugs are fastened solely on the skirt, and drive lugs; and
wherein the drive lugs are each fastened and arranged solely on the step with a connecting web.