LiftSmart, LLC Patent applications |
Patent application number | Title | Published |
20130192931 | STEERING AND LOADING FULCRUM DEVICE FOR MULTI-STAGE LIFTS - A multi-stage lift having an adjustable height steering handle/loading bar. The steering handle/loading bar is rotatably mounted to the lift, and can be rotated and locked at different positions. | 08-01-2013 |
20120228064 | CAM DRIVEN WEDGE BRAKING SYSTEM FOR MULTI-STAGE LIFTS - Apparatus for braking relative vertical movement between two vertical members includes linkage connected either directly or indirectly to a cable pulley-mount that is spring loaded and moves cams that wedge in between two vertically moveable members when cable tension is not present at the pulley. A broken cable, for example, will create a situation where there is no cable tension between a plurality of cable pulleys, the lack of cable tension moves the mechanical cam style linkage to engage the braking members. | 09-13-2012 |