Oven

Abstract

The present invention relates to an oven ( 1 ) that comprises a heating chamber ( 2 ) wherein the cooking process is performed, a heater disposed in and at the back side of the heating chamber ( 2 ), a rear wall ( 4 ) covering the rear side of the heating chamber ( 2 ), a fan motor ( 5 ) mounted outside the rear wall ( 4 ) for rotating the fan ( 3 ) in the heating chamber ( 2 ), a mounting plate ( 7 ) secured outside the rear wall ( 4 ) for mounting the fan motor ( 5 ) outside the rear wall ( 4 ) and wherein the fan motor ( 5 ) vibrations transmitted to the heating chamber ( 2 ) is reduced by means of the leaf springs ( 8 ) disposed between

1 . An oven ( 1 ) that comprises a heating chamber ( 2 ) wherein the cooking process is performed, a fan ( 3 ) for circulating the hot air in the heating chamber ( 2 ), a rear wall ( 4 ) covering the rear side of the heating chamber ( 2 ), a fan motor ( 5 ) mounted outside the rear wall ( 4 ) such that the shaft axis (E) thereof is vertical to the rear wall ( 4 ) for rotating the fan ( 3 ) in the heating chamber ( 2 ), more than one lug ( 6 ) supporting the fan motor ( 5 ) and helping the assembly thereof, each one vertical to the shaft axis (E) of the fan motor ( 5 ) and extending in different directions (D 1  , D 2 , D 3 , . . . ) outward from the fan motor ( 5 ), and a mounting plate ( 7 ) secured outside the rear wall ( 4 ), whereto the lugs ( 6 ) are fastened and characterized by more than one leaf spring ( 8 ),
 having a first spring arm ( 9 ) mounted between each lug ( 6 ) and the mounting plate ( 7 ), secured to the lug ( 6 ), a second spring arm ( 109 ) fastened to the mounting plate ( 7 ) and at least one curve ( 10 ) joining the spring arms ( 9 ,  109 ), 
 whose spring arms ( 9 ,  109 ) extending in the direction (D 1 , D 2 , D 3 , . . . ) of the lug ( 6 ) fastened thereto and the curve ( 10 ) vertical to the direction (D 1 , D 2 , D 3 , . . . ) of the lug ( 6 ), 
 attenuating the vibrations of the fan motor ( 5 ) in parallel directions to the mounting plate ( 7 ) by stretching in the direction (D 1  , D 2 , D 3 , . . . ) the lug ( 6 ) extends. 
 
     
     
         2 . An oven ( 1 ) as in  claim 1  , characterized by the leaf spring ( 8 ) that is configured as a hollow, closed curved line made by joining the two ends of a metal band and the spring arms ( 9 ,  109 ) join to each other from both ends by two curves ( 10 ). 
     
     
         3 . An oven ( 1 ) as in  claim 2 , characterized by assembly elements ( 11 ) joined vertically on the upper surface of the first spring arm ( 9 ) and the lower surface of the second spring arm ( 109 ) by the welding method. 
     
     
         4 . An oven ( 1 ) as in  claim 1  , characterized by the leaf spring ( 8 ) that is configured by bending a metal band in U form and the spring arms ( 9 ,  109 ) are joined by a single curve ( 10 ) wherein the spring arms ( 9 ,  109 ) extend one under the other between the lug ( 6 ) and the mounting plate ( 7 ) at the same level and in the direction (D 1 , D 2 , D 3 , . . . ) of the lug ( 6 ). 
     
     
         5 . An oven ( 1 ) as in  claim 4 , characterized by the leaf spring ( 8 ) having a curve ( 10 ) situated on the side of the spring arms ( 9 ,  109 ) facing the shaft axis (E) of the fan motor ( 5 ). 
     
     
         6 . An oven ( 1 ) as in  claim 4 , characterized by the leaf spring ( 8 ) having a second spring arm ( 109 ) longer than the first spring arm ( 9 ) that extends in the direction (D 1 , D 2 , D 3 , . . . ) of the lug ( 6 ), projecting outwards from the level of the lug ( 6 ). 
     
     
         7 . An oven ( 1 ) as in  claim 4 , characterized by the leaf spring ( 8 ) having a screw hole ( 12 ) on the first spring arm ( 9 ) for fastening thereof to the motor lug ( 6 ) and a second screw hole ( 112 ) on the portion of the second spring arm ( 109 ) extending forward from the level of the motor lug ( 6 ). 
     
     
         8 . An oven ( 1 ) as in  claim 7 , characterized by the leaf spring ( 8 ) having a barrier ( 13 ) disposed on the first spring arm ( 9 ), extending and bearing against the side wall of the motor lug ( 6 ) and an opening ( 14 ) on the second spring arm ( 109 ) and aligned with the screw hole ( 12 ), big enough for the screw head to pass that is fastened to the lug ( 6 ) from the screw hole ( 12 ). 
     
     
         9 . An oven ( 1 ) as in  claim 5 , characterized by the leaf spring ( 8 ) having a second spring arm ( 109 ) longer than the first spring arm ( 9 ) that extends in the direction (D 1 , D 2 , D 3 , . . . ) of the lug ( 6 ), projecting outwards from the level of the lug 
     
     
         10 . An oven ( 1 ) as in  claim 5 , characterized by the leaf spring ( 8 ) having a screw hole ( 12 ) on the first spring arm ( 9 ) for fastening thereof to the motor lug ( 6 ) and a second screw hole ( 112 ) on the portion of the second spring arm ( 109 ) extending forward from the level of the motor lug ( 6 ). 
     
     
         11 . An oven ( 1 ) as in  claim 6 , characterized by the leaf spring ( 8 ) having a screw hole ( 12 ) on the first spring arm ( 9 ) for fastening thereof to the motor lug ( 6 ) and a second screw hole ( 112 ) on the portion of the second spring arm ( 109 ) extending forward from the level of the motor lug ( 6 ). 
     
     
         12 . An oven ( 1 ) as in  claim 9 , characterized by the leaf spring ( 8 ) having a screw hole ( 12 ) on the first spring arm ( 9 ) for fastening thereof to the motor lug ( 6 ) and a second screw hole ( 112 ) on the portion of the second spring arm ( 109 ) extending forward from the level of the motor lug, (A). 
     
     
         13 . An oven ( 1 ) as in  claim 10 , characterized by the leaf spring ( 8 ) having a barrier  13  disposed on the first spring arm  9 , extending and bearing against the side wall of the motor lug and an opening ( 14 ) on the second spring arm  109  and aligned with the screw hole ( 12 ), big enough for the screw head to pass that is fastened to the lug ( 6 ) from the screw hole ( 12 ). 
     
     
         14 . An oven ( 1 ) as in  claim 11 , characterized by the leaf spring ( 8 ) having a barrier  13  disposed on the first spring arm ( 9 ), extending and bearing against the side wall of the motor lug and an opening ( 14 ) on the second spring arm ( 109 ) and aligned with the screw hole ( 12 ), big enough for the screw head to pass that is fastened to the lug ( 6 ) from the screw hole ( 12 ). 
     
     
         15 . An oven ( 1 ) as in  claim 12 , characterized by the leaf spring ( 8 ) having a barrier ( 13 ) disposed on the first spring arm ( 9 ), extending and bearing against the side wall of the motor lug ( 6 ) and an opening ( 14 ) on the second spring arm ( 109 ) and aligned with the screw hole ( 12 ), big enough for the screw head to pass that is fastened to the lug ( 6 ) from the screw hole ( 12 ).