US 12,291,429 B2
Auxiliary brake for passenger conveyors
Takanori Yokoi, Tokyo (JP)
Assigned to MITSUBISHI ELECTRIC CORPORATION, Tokyo (JP)
Appl. No. 17/790,153
Filed by Mitsubishi Electric Corporation, Tokyo (JP)
PCT Filed Apr. 10, 2020, PCT No. PCT/JP2020/016185
§ 371(c)(1), (2) Date Jun. 30, 2022,
PCT Pub. No. WO2021/205663, PCT Pub. Date Oct. 14, 2021.
Prior Publication US 2023/0038617 A1, Feb. 9, 2023
Int. Cl. B66B 29/00 (2006.01); F16D 63/00 (2006.01); F16D 121/22 (2012.01)
CPC B66B 29/00 (2013.01) [F16D 63/006 (2013.01); F16D 2121/22 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An auxiliary brake of a passenger conveyor comprising:
a braking wheel comprising a groove on one side face, the groove being depressed in a direction of a rotation axis and having a face parallel to the rotation axis on one end, and the braking wheel being provided so as to rotate synchronously with a main axis of a sprocket of the passenger conveyor; and
a pole having a shape of a rod and provided being movable in the direction of the rotation axis of the braking wheel, the pole being displaced between a first position of coming into contact with any face of the groove and a second position of not coming into contact with any face of the groove.