Patent ID: 11927361
Assignee: MITSUBISHI ELECTRIC CORPORATION
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. An indoor unit comprising:
a housing; and
an electrical-component storage box housed in the housing, and configured to store electrical components,
wherein the electrical-component storage box includes
a body formed such that an open region is provided on at least one side of the body, and configured to store the electrical components,
a lid configured to cover the open region on the at least one side of the body, and
an engagement mechanism configured to engage the body and the lid with each other such that the lid is detachable form the body,

wherein the engagement mechanism includes at least one engagement claw having a strip shape and provided at one of the body and the lid, and includes at least one engagement hole into which the engagement claw is inserted, the engagement hole having a rectangular shape and being formed at the other of the body and the lid,
wherein the engagement claw each includes protrusions that are located opposite to each other on respective both opposite sides of the engagement claw in a length direction thereof, the protrusions protruding outward in the length direction,
the engagement hole each includes longitudinal sides, and notches that are located opposite to each other at respective both opposite longitudinal ends of the engagement hole in a length direction thereof, the notches being formed in such a manner as to correspond in shape to the protrusions of the engagement claw, the notches protruding outward in the length direction,
the lid includes a keyhole for a screw to fix the lid to the body, and
a sliding amount of the screw in the keyhole is equal to a sliding amount of the engagement claw in a depth direction in a distance between the longitudinal sides of the engagement hole.