US Patent 10544611 Removable hinge assemblies

Hinge assemblies having a tub knuckle, a lid leaf and a hinge pin assembly are provided. The tub knuckle has a base, a first pin holder extending from the base and a second pin holder extending from the base and spaced from the first pin holder. The lid leaf has a mounting plate and a pin holder. The hinge pin assembly is movable between a closed position and an open position, and includes a hinge pin and a retainer assembly that can be used to lock the hinge pin assembly in the closed and open positions.