US 7,607,888 B2 · Air-conditioning system

Abstract

An air-conditioning system able to suppress an increase in size of the joint of an air-conditioner case and improve a sealing ability of the joint, wherein a split case member 11 has an engagement projection 112 provided with a recess 113 and a split case member 12 has an engagement groove 122 provided with a projection 123, the engagement projection 112 and engagement groove 122 being mated to engage the recess 113 and projection 123. Even without providing a plurality of sets of engagement projections 112 and engagement grooves 122, the sealing ability can be improved. Further, the sealing ability can be improved even without making the size of the engagement location larger.

Claims7

Dependent claims

An air-conditioning system

provided with an air-conditioner case comprised of a separately formed first case member and second case member joined together by engagement of an engagement projection formed at a joint face of said first case member and an engagement groove formed at a joint face of said second case member and
circulating air blown into a passenger compartment inside said air-conditioner case, wherein
said engagement projection is formed with a recess and said engagement groove is formed with a projection mating with the shape of said recess;
said projection and said recess are separated from each other to form a clearance between said projection and said recess;
and
said engagement projection and said engagement groove are separated from each other to form a clearance between said engagement projection and said engagement groove.

3 more elements

Dependencies are inferred from the claim text.

Air-conditioning system

Life of this patent

Air-conditioning system

Life of this patent

Abstract

Claims7