Patent ID: 6971900

Claim:
An add-on circuit card retention apparatus comprising: an add-on circuit card having a face generally defining a reference plane, said add-on circuit card having a first connector; a second circuit card having a second connector for mating with said first connector to provide electrical contact between said add-on circuit card and said second circuit card; a clip assembly for releasably securing said add-on circuit card to said second circuit card, said clip assembly comprising: a first catch member located on said add-on circuit card and extending towards said second connector, said first catch member having a first catch surface, said first catch surface generally lying in a plane forming a first catch member angle with respect to said reference plane of less than 90 degrees; and a second catch member being located on said second connector and extending along said second connector, said second catch member having a second catch surface extending away from said second connector, said second catch surface generally lying in a plane forming a second catch member angle with respect to said reference plane of less than 90 degrees when said first connector of said add-on circuit card is in a mated condition with said second connector.