Patent ID: 11940173
Assignee: PANASONIC ECOLOGY SYSTEMS GUANGDONG CO., LTD
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 8:
9. The heat exchange device of claim 6, wherein,
the case comprises
a first side wall, a second side wall disposed opposite to the first side wall,
a front wall and a rear wall disposed between the first side wall and the second side wall and disposed opposite to each other,
wherein the first extension wall is formed by extending from the first lateral edge to the first side wall;
a second extension wall separating the exhaust inflow space and the air-supply outflow space is formed by extending from the second lateral edge to the second side wall; and
a third extension wall separating the exhaust outflow space and the air-supply outflow space is formed by extending from the first side surface to the rear wall.