Inventor
DRAPER JAMES M
US13 patents
⚠️ This page may combine multiple inventors who share the name “DRAPER JAMES M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTIS ELEVATOR CO
8 patentsUS6296080B1Oct 2, 2001
Variable traction mechanism for rotary actuated overspeed safety device
OTIS ELEVATOR CO21 citations92
US5495919AMar 5, 1996
Safety brake apparatus for an elevator car or counterweight
OTIS ELEVATOR CO26 citations92
US5156239AOct 20, 1992
Disc brake/load weighing assembly for elevator drive sheave
OTIS ELEVATOR CO34 citations92
US6457569B2Oct 1, 2002
Rotary actuated overspeed safety device
OTIS ELEVATOR CO12 citations73
US11124386B2Sep 21, 2021
Safety brake configuration for elevator application
OTIS ELEVATOR CO3 citations69
US6000503ADec 14, 1999
Sliding two speed door mechanism for an elevator car
OTIS ELEVATOR CO5 citations62
US10407278B2Sep 10, 2019
Safety device for elevators
OTIS ELEVATOR CO1 citations57
US11745981B2Sep 5, 2023
Mounting apparatus for safety brake
OTIS ELEVATOR CO0 citations51