Patent ID: 8434217

Claim:
A mounting apparatus comprising: a bottom panel defining a top surface and a bottom surface; a concave portion located on the top surface, and a through hole defined in the concave portion; a first mounting member comprising a positioning portion, and an installation portion; and a second mounting member comprising a locking portion and a stopper portion; and an installation hole is defined by the locking portion; wherein the installation portion extends through the through hole and is engaged in the installation hole; the positioning portion abuts the concave portion; a thickness of the positioning portion is less than a depressed depth of the concave portion; a positioning portion bottom surface is located between the bottom panel top surface and the bottom panel bottom surface; and a circuit board is located between the stopper portion and the bottom panel; the stopper portion defines a plurality of blocking portions for rotation of the stopper portion; the installation opening comprises a narrow portion, a guiding portion communicating with the narrow portion, and a wide portion communicating with the guiding portion; and the stopper portion can extend through the wide portion.