| CPC F24F 13/1486 (2013.01) [F24F 7/025 (2013.01); F24F 13/1413 (2013.01)] | 23 Claims |

|
1. A hinge assembly adapted to be pivotally mounted on a ventilation fan lid having end walls and sidewalls to a fan base housing, the hinge assembly comprising:
a pair of upper hinge leaves coupled to the end walls of the ventilation fan lid, each upper hinge leaf having a U-shaped member with a pair of mounting flanges having first axle holes therethrough, each upper hinge leaf also having a clamping plate adjustably mounted to said U-shaped member;
a pair of lower mounting brackets coupled to the fan base housing, each lower mounting bracket having at least one second axle hole therethrough,
a pair of side brackets coupled to the sidewalls of the ventilation fan lid, each side bracket having at least one third axle hole therethrough, and
an axle extending through said first axle holes of said pair of upper hinge leaves, through said second axle holes of said pair of lower mounting brackets, and through said third axle holes of said pair of side brackets.
|