Patent ID: 7775378

Claim:
A dishwasher having a first side wall and an opposing second side wall, said dishwasher comprising: a dish rack adapted to support dishware in said dishwasher; and a first and a second height adjustment mechanism attached to said dish rack and slideably engaged with said first side wall and said second side wall, respectively, wherein said dish rack is supported by said first and said second adjustable height mechanisms such that said dish rack is moveable in elevation relative to said dishwasher, wherein each of said first and second height adjustment mechanisms comprises: a wheel assembly adapted to be slideably engaged relative to the respective side wall and including a plurality of engagement features corresponding to a plurality of dish rack heights; a rack mounting assembly attached to said dish rack and slideably engaged with said wheel assembly; a lever pivotably engaged relative to said rack mounting assembly and configured to selectively engage one of said plurality of engagement features associated with said wheel assembly so as to secure said rack mounting assembly at a selected elevation relative to said wheel assembly; and a biasing element configured to urge said lever to pivot against said wheel assembly and into selective engagement with said plurality of engagement features.