US 12,232,662 B2
Lift assist shower chair
Peter Guy van Dongen, Spring, TX (US); and Johannes DeWet Zwarts, Wellington (NZ)
Assigned to DWP Industries LLC, Spring, TX (US)
Filed by DWP Industries LLC, Spring, TX (US)
Filed on Jun. 2, 2022, as Appl. No. 17/831,320.
Claims priority of provisional application 63/287,441, filed on Dec. 8, 2021.
Claims priority of provisional application 63/287,453, filed on Dec. 8, 2021.
Prior Publication US 2023/0172400 A1, Jun. 8, 2023
Int. Cl. A47K 3/12 (2006.01); A47C 3/18 (2006.01); A47C 3/30 (2006.01); A47K 3/28 (2006.01); A61G 5/10 (2006.01); A61G 5/14 (2006.01)
CPC A47K 3/122 (2013.01) [A47C 3/18 (2013.01); A47C 3/30 (2013.01); A47K 3/282 (2013.01); A61G 5/1059 (2013.01); A61G 5/1072 (2013.01); A61G 5/14 (2013.01)] 48 Claims
OG exemplary drawing
 
1. A chair comprising:
a corrosion-resistant chair base including a plurality of corrosion-resistant legs and a corrosion-resistant central support column;
a corrosion-resistant swivel base rotatably connected to and supported by the central support column on the chair base, and configured for rotatable movement relative to the central support column on the chair base, wherein the swivel base includes a height adjustment lever configured to actuate a gas spring attached to the central support column and configured to raise and lower the swivel base in relation to the chair base;
a corrosion-resistant seat frame having a left side, a right side, and an upper surface, the seat frame being connected to the swivel base;
a corrosion-resistant seat attached to the upper surface of the seat frame;
a corrosion-resistant left arm rest attached to the left side of the seat frame;
a corrosion-resistant right arm rest attached to the right side of the seat frame;
a corrosion-resistant linear actuator supported by the swivel base and connected to the seat frame to move the seat frame between a sitting position and a raised position; and
a waterproof control switch adapted to control the linear actuator.