Patent ID: 7570496

Claim:
An electromagnetic interference shielding apparatus, applied to a signal transceiver, the electromagnetic interference shielding apparatus comprising: a metal cover comprising a first combination portion disposed on an edge of the metal cover, the first combination portion having a first curved section, wherein the first curved section has an outer cavity and an outer edge; a chassis having a waveguide output hole and a second combination portion disposed on an edge of the chassis, wherein the second combination portion has a second curved section and the second curved section has an inner branch and a central cavity, and the chassis carries the signal transceiver; and an adhesive combining the first combination portion and the second combination portion; wherein the outer edge is inserted into the central cavity, the inner branch is inserted into the outer cavity, and the adhesive is filled in the space between the inner branch and the outer cavity to prevent leakage of a transmitted signal and the waveguide output hole is used to output the transmitted signal of the signal transceiver; and wherein the metal cover includes a plurality of recess portions corresponding to a plurality of locking holes arranged in the chassis, and the recess portions and the locking holes are respectively positioned on the central portion of the metal cover and chassis and combined together with a plurality of locking members.