US 12,342,935 B1
Adjustable aerolift legs
Alexander Crudo, Hoboken, NJ (US)
Assigned to NPS Public Seating Corp., Clifton, NJ (US)
Filed by NPS Public Furniture Corp., Clifton, NJ (US)
Filed on Jan. 28, 2025, as Appl. No. 19/039,291.
Int. Cl. A47B 9/10 (2006.01)
CPC A47B 9/10 (2013.01) [A47B 2200/005 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An adjustable Aerolift leg comprising:
an outer square tube extending along a longitudinal axis;
an inner cylindrical tube slidably fitted at least partially within the outer square tube said inner cylindrical tube slidable along the longitudinal axis;
a mount flange assembly fixedly coupled to a first end of the inner cylindrical tube;
a lock mechanism located at an opposing end of the inner cylindrical tube, said lock mechanism placed between the outer square tube and the inner cylindrical tube for locking relative movements therebetween;
an adjustment rail disposed inside the inner cylindrical tube, the adjustment rail for receiving the lock mechanism at one of several relative positions; and
a friction member located on top of the outer square tube, the friction member placed in between the inner cylindrical tube and the outer square tube, and when a position with respect to the outer square tube is changed, the friction member enables movement of the inner cylindrical tube along the longitudinal axis.