US 12,329,702 B2
Emergency lifting apparatus
Kevin Comstock, Beaverton, OR (US); and Brian Unger, Beaverton, OR (US)
Filed by Kevin Comstock, Beaverton, OR (US); and Brian Unger, Beaverton, OR (US)
Filed on Oct. 26, 2022, as Appl. No. 17/974,367.
Application 17/974,367 is a continuation in part of application No. 17/701,310, filed on Mar. 22, 2022, granted, now 11,931,305.
Prior Publication US 2023/0301855 A1, Sep. 28, 2023
Int. Cl. A61G 7/10 (2006.01)
CPC A61G 7/1011 (2013.01) [A61G 7/1046 (2013.01); A61G 7/1059 (2013.01); A61G 7/1074 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An emergency lifting apparatus to raise a person from the ground to a seated height, comprising:
a rolling frame having a proximal end and a distal end,
a pair of front legs, each having a front bottom pivotally mounted on said rolling frame;
a pair of rear legs, each having a rear bottom pivotally mounted on said rolling frame;
a torque axle connected between a bottom of said pair of rear legs;
a linear actuator having a front end connected to said rolling frame, and a rear end with an ram extendible therefrom and connected to said torque axle;
a seat pan having a back and a front lip, said seat pan pivotally mounted to a top end of said front legs and pivotally mounted to a top end of said rear legs;
a reversing power switch connected to said rolling frame;
a battery, operably connected to said linear actuator through said reversing power switch.