US 12,074,418 B2
Round adjustable mud ring assembly
Victor Beristany, South Bend, IN (US); and Krzysztof Wojciech Korcz, Granger, IN (US)
Assigned to HUBBELL INCORPORATED, Shelton, CT (US)
Filed by Hubbell Incorporated, Shelton, CT (US)
Filed on Jul. 6, 2021, as Appl. No. 17/367,894.
Claims priority of provisional application 63/048,511, filed on Jul. 6, 2020.
Prior Publication US 2022/0006274 A1, Jan. 6, 2022
Int. Cl. H02G 3/08 (2006.01); F16M 11/04 (2006.01); H02G 3/12 (2006.01)
CPC H02G 3/081 (2013.01) [F16M 11/043 (2013.01); H02G 3/12 (2013.01)] 27 Claims
OG exemplary drawing
 
1. A mud ring assembly for supporting an electrical device, the mud ring assembly comprising:
a base member having a flange and a circular opening through the flange;
a raised member extending from the base member, the raised member following the circular opening in the flange to form a circular raised wall, the raised member having a plurality of mounting tabs extending from the raised wall toward a center of the circular opening;
a telescoping member positioned within the raised member and movable within the raised member between a retracted position and an extended position, the telescoping member having a circular wall and a plurality of mounting tabs extending from the circular wall toward a center of the circular opening, wherein one of the plurality of mounting tabs of the telescoping member is aligned with one of the mounting tabs of the raised member to define a mounting tab pair; and
a plurality of drive members, wherein one of the plurality of drive members is rotatably affixed to one of the plurality of mounting tabs of the telescoping member and longitudinally movable within one of the plurality of mounting tabs of the raised member such that rotation of the drive member causes the telescoping member to move between the retracted position and the extended position.