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An expansion card retainer includes a computer chassis having a card slot formed in a wall of the chassis. A metal tab extends from the wall adjacent the slot. A pivotable bar is attached to the wall. A flexible tongue on the bar is positioned adjacent the card slot for engagement with a card insert

An expansion card retainer includes a computer chassis having a card slot formed in a wall of the chassis. A metal tab extends from the wall adjacent the slot. A pivotable bar is attached to the wall. A flexible tongue on the bar is positioned adjacent the card slot for engagement with a card inserted into the slot. A recess in the bar is provided for engagement with the metal tab. A latch is provided on the bar for securing the bar in engagement with the wall.

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1. An expansion card retainer comprising: an elongated bar having opposite ends and comprising a surface and a beam extending from the surface, the beam having a constant radius curved portion providing a variable height such that a maximum height of the beam is between the opposite ends; a plu

1. An expansion card retainer comprising: an elongated bar having opposite ends and comprising a surface and a beam extending from the surface, the beam having a constant radius curved portion providing a variable height such that a maximum height of the beam is between the opposite ends; a plurality of flexible tongues extending from the surface of the bar; a plurality of recesses formed in the surface of the bar, each of the recesses being adjacent a respective one of the flexible tongues; and a flexible latch extending from the bar. 2. The retainer as defined in claim 1 wherein the bar includes a pair of spaced apart beams.3. The retainer as defined in claim 1 wherein each flexible tongue is a cantilever member formed on the bar.4. The retainer as defined in claim 1 wherein the bar includes a first one of the opposite ends having a pivotal connection.5. The retainer as defined in claim 4 wherein the bar includes a second one of the opposite ends, the second end including the latch.6. An expansion card retainer comprising: a computer chassis including card slots formed in a wall of the chassis; a metal tab extending from the wall adjacent each slot; a card mounted adjacent each slot; a lip extending from each card, each lip engaged with a respective metal tab; a pivotable bar attached to the chassis having opposite ends and comprising a surface and a beam extending from the surface, the beam having a constant radius curved portion providing a variable height such that a maximum height of the beam is between the opposite ends; a flexible tongue on the bar for engagement with each card; a recess in the bar for engagement with each metal tab; and a latch for securing the bar in engagement with the chassis. 7. The retainer as defined in claim 6 wherein the bar includes a pair of spaced apart beams.8. The retainer as defined in claim 6 wherein the flexible tongue is a cantilever member formed in the bar.9. The retainer as defined in claim 6 wherein the bar includes a first one of the opposite ends pivotally attached to the wall.10. The retainer as defined in claim 9 wherein the bar includes a second one of the opposite ends, and the latch is a flexible member on the second end of the bar.11. A method of retaining an expansion card comprising: providing a computer chassis with a card slot formed in a chassis wall; extending a metal tab from the wall adjacent the slot; mounting a card adjacent the slot; extending a lip of the card into engagement with the metal tab; providing a bar pivotally attached to the chassis having opposite ends and comprising a surface and a beam extending from the surface, the beam having a constant radius curved portion providing a variable height such that a maximum height of the beam is between the opposite ends; extending a flexible tongue from the bar into engagement with the lip of the card; providing a recess in the bar for receiving the metal tab, and providing a latch on the bar for securing the bar in engagement with the card and the chassis.