ELEVATOR SYSTEM, DOOR THRESHOLD UNIT AND METHOD OF INSTALLING DOOR UNIT OF ELEVATOR STAIR PLATFORM Russian patent published in 2018 - IPC B66B13/30 B66B19/00 B66B9/00 

FIELD: construction.

SUBSTANCE: door threshold unit (100) comprises lower support (110), supporting structure (113) extending upwards from lower support (110), and support member (120) supported by hinge (P1) on support structure (113) so as to enable support member (120) to rotate about hinge (P1) between a first position and a second position. Door threshold unit is used in an elevator system comprising a cabin and a lifting mechanism. Method of installing the door unit of an elevator stair platform includes mounting door threshold unit (100) on the stair platform in an opening between the stair platform and the shaft, fixing temporary threshold (130) to support member (120) and rotating support member (120) about the hinge (P1) to a second position in which slot (131) in temporary threshold (130) opens horizontally towards the stair platform, positioning the door unit and rotating the door unit of the elevator stair platform together with support member (120) about hinge (P1) to a first position such that said door unit is in a vertical position, fastening the door unit of the elevator stair platform with its frame to the walls of the stair platform.

EFFECT: inventions improve the convenience of installing door units.

8 cl, 5 dwg