Bracket assembly for expansion cards

An electronic assembly comprising:

• an enclosure comprising a plate, the plate defining an access;
• a motherboard positioned in the enclosure;
• and
• a bracket assembly coupled to the motherboard and the access, wherein the bracket assembly comprising:
• a first expansion card having a first slot cover at a front side thereof, wherein the first expansion card is directly and perpendicularly coupled to the motherboard;
• a second expansion card having a second slot cover at a front side thereof;
• a riser card providing electrical connection between the second expansion card and the motherboard, wherein the riser card is directly coupled to the motherboard;
• and
• a retaining bracket defining a first slot and a second slot perpendicular to each other for respectively receiving the first slot cover and the second slot cover, wherein the retaining bracket occupies the access of the enclosure and the second expansion card is parallel to the motherboard.

A bracket assembly comprising:

• an enclosure providing two slots perpendicular to each other;
• a motherboard positioned within the enclosure and perpendicular to a plane defined by the two slots, the motherboard providing a plurality of connectors;
• a first expansion card directly inserted into one of the connectors of the motherboard, the first expansion card having a first slot cover provided at a side thereof for covering one of the slots;
• a second expansion card having a second slot cover provided at a side thereof for covering the other one of the slots;
• a riser card directly inserted into another one of the connectors of the motherboard and secured to the enclosure, the riser card being configured for receiving the second expansion card to provide electrical connection between the second expansion card and the motherboard.