US 11,787,674 B2
Mobility base
Janine Borofka, Oshkosh, WI (US); Peter Tan, Oshkosh, WI (US); Gregory S. Brulo, Oshkosh, WI (US); Jihong Hao, Greencastle, PA (US); and Prabhu Shankar, Oshkosh, WI (US)
Assigned to Oshkosh Corporation, Oshkosh, WI (US)
Filed by Oshkosh Corporation, Oshkosh, WI (US)
Filed on Mar. 5, 2021, as Appl. No. 17/193,061.
Claims priority of provisional application 62/986,468, filed on Mar. 6, 2020.
Prior Publication US 2021/0276841 A1, Sep. 9, 2021
Int. Cl. B66F 7/06 (2006.01); B66F 7/28 (2006.01)
CPC B66F 7/0633 (2013.01) [B66F 7/0625 (2013.01); B66F 7/28 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A lift device, comprising:
a base having at least two rotatable wheels;
a retractable lift assembly having a first end coupled to the base and a second end that is movable relative to the base; and
a coupler attached to the retractable lift assembly at a distance from the first end, the coupler configured to detachably couple the retractable lift assembly to an electro-mechanical device, the coupler comprising:
a first flange coupled to a first side of the retractable lift assembly;
a second flange coupled to a second side of the retractable lift assembly opposite the first side;
a pair of diametrically opposed mounting stud ends, a first stud end of the pair of mounting stud ends extending from the first flange normal to the first side and away from the second side, and a second stud end of the pair of mounting stud ends extending from the second flange normal to the second side and away from the first side; and
a pin extending through at least one of the first flange or the second flange between the pair of mounting studs and the first end.