Height Adjustable Rack for a Dishwasher

Abstract

The present invention relates to a height adjustable basket ( 2 ) for a dishwasher ( 1 ), wherein items to be washed are emplaced, having a base ( 3 ) and side walls ( 4 ) that enclose the base ( 3 ), at least one lock wire ( 5 ) secured horizontally to the side wall ( 4 ) and a height adjustment mechanism ( 6 ) having a body ( 18 ) whereon the basket ( 2 ) is mounted, the basket ( 2 ) moving up and down on the body ( 18 ) for the height to be adjusted.

1 . A dishwasher ( 1 ) that comprises a basket ( 2 ) wherein items to be washed are emplaced, having a base ( 3 ) and side walls ( 4 ) that enclose the base ( 3 ) and at least one lock wire ( 5 ) secured horizontally to the side wall ( 4 ) and 
       characterized by a height adjustment mechanism ( 6 ) 
       comprises a lever arm ( 7 ) having
 a body ( 18 ) whereon the basket ( 2 ) is mounted, 
 a housing ( 19 ) that opens to the upper edge of the body ( 18 ), 
 a pressing element ( 9 ) that extends outwards from the body ( 18 ), 
 a carrying element ( 10 ) seated in the housing ( 19 ) and 
 a support ( 8 ) between the pressing element ( 9 ) and the carrying element ( 10 ), forming a moment axis situated on the same vertical level as the carrying element ( 10 ), fastened to the side of the housing ( 19 ) thereby maintaining the carrying element ( 10 ) to move in the housing ( 19 ), in a direction opposite to the pressing element ( 9 ). 
 
     
     
         2 . A dishwasher ( 1 ) as in  claim 1 , characterized by a carrying element ( 10 ) having a flat portion whereon the lock wire ( 5 ) is seated and an inclined lower portion. 
     
     
         3 . A dishwasher ( 1 ) as in  claim 1 , characterized by a housing ( 19 ) that prevents the sides of the body ( 18 ) from contacting and rubbing against the carrying element ( 10 ) and surrounding the carrying element ( 10 ) without contacting thereof. 
     
     
         4 . A dishwasher ( 1 ) as in any one of the above claims, characterized by a lever arm ( 7 ) wherein the distance of the pressing element ( 9 ) to the support ( 8 ) is different from the distance of the carrying element ( 10 ) to the support ( 8 ). 
     
     
         5 . A dishwasher ( 1 ) as in any one of the above claims, characterized by a lever arm ( 7 ) comprising one or more protrusions ( 15 ) that extend along the pressing and carrying elements ( 9  and  10 ). 
     
     
         6 . A dishwasher ( 1 ) as in any one of the above claims, characterized by a lever arm ( 7 ) comprising a stopper ( 16 ) behind the carrying element ( 10 ) that limits the movement of the lever arm ( 7 ).