A card ejector comprising a pair of tapered lever arms coupled at a proximal end of the card ejector and coupled at a distal end of the card ejector, a cam block coupling the pair of tapered lever arms at the proximal end of the card ejector, the cam block operable to be rotatably coupled to a card
A card ejector comprising a pair of tapered lever arms coupled at a proximal end of the card ejector and coupled at a distal end of the card ejector, a cam block coupling the pair of tapered lever arms at the proximal end of the card ejector, the cam block operable to be rotatably coupled to a card and to engage a card cage, the cam block operable to urge the card into or out of the card cage when a rotational force is applied to the card ejector, and a latching mechanism coupling the pair of tapered lever arms at the distal end of the card ejector, the latching mechanism operable to automatically and releasably secure the distal end of the card ejector in a position near a face portion of the card by engaging an opening in the face portion.
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1. A device comprising: a card ejector comprising a pair of tapered lever arms coupled at a proximal end of the card ejector and coupled at a distal end of the card ejector;a cam block coupling the pair of tapered lever arms at the proximal end of the card ejector, the cam block rotatably coupled to
1. A device comprising: a card ejector comprising a pair of tapered lever arms coupled at a proximal end of the card ejector and coupled at a distal end of the card ejector;a cam block coupling the pair of tapered lever arms at the proximal end of the card ejector, the cam block rotatably coupled to a card and configured to engage a card cage, and urge the card into or out of the card cage when a rotational force is applied to the card ejector; anda latching mechanism coupling the pair of tapered lever arms at the distal end of the card ejector, the latching mechanism configured to automatically and releasably secure the distal end of the card ejector in a position near a face portion of the card by engaging an opening in the face portion. 2. The device of claim 1, wherein the latching mechanism is configured to place the pair of tapered lever arms in tension when the latching mechanism has latched to an edge of an opening in the face portion of the card while the card is fully inserted into the card cage. 3. The device of claim 1, wherein the latching mechanism comprises a hook configured to provide an over-center latching arrangement relative to the card ejector when the latching mechanism is in the latching position relative to the card. 4. The device of claim 3, wherein the hook comprises a latch surface and an engagement surface perpendicular to the latch surface, the engagement surface configured actuate a switch within the card when the latching mechanism is in the latching position relative to the card. 5. The device of claim 1, wherein each of the pair of tapered lever arms comprises planar material having a thickness and comprising an inside edge that extends from the proximal end to the distal end of the card ejector along a line parallel to a longitudinal axis of the card ejector, and an outside edge that extends from the proximal end to the distal end of the card ejector, the outside edge forming an angle relative to the longitudinal axis of the card ejector such that a first distance between the inside edge and the outside edge at the proximal end is greater than a second distance between the inside edge and the outside edge at the distal end. 6. The device of claim 1, wherein the cam block comprises a cam extending from the cam block and beyond an area between the pair of tapered lever arms. 7. The device of claim 6, wherein the cam is configured to engage a cam engagement block mounted to the computer rack, and to transfer a rotational force applied to the pair of tapered lever arms to the cam engagement block to urge the card into or out of the card cage. 8. The device of claim 7, wherein the cam is configured to transfer the rotational force to the cam engagement block to urge the card to be inserted into a card socket when the rotational force applied to the pair of tapered lever arms is in a direction causing the distal end to move toward the face portion of the card. 9. The device of claim 7, wherein the cam is configured to transfer the rotational force to the cam engagement block to urge the card to be extracted from a card socket when the rotational force applied to the pair of tapered lever arms is in a direction causing the distal end to move away from the face portion of the card. 10. The device of claim 1, wherein the latching mechanism is rotatably coupled to the pair of tapered lever arms, the latching mechanism comprising a latch spring configured to urge the latching mechanism toward a latching position when no other rotational forces are applied to the latching mechanism. 11. The device of claim 1, wherein the latching mechanism comprises a latch extending from the latching mechanism beyond the pair of tapered lever arms, the latch comprising one or more engagement surfaces configured to engage an edge of the opening in the face portion of the card when the distal end of the card ejector is rotated to a position near the face portion of the card, the engagement surfaces configured to exert a force against a latching spring and to rotate the latch toward a release position. 12. The device of claim 11, wherein the latching mechanism comprises a latching surface extending from the latch, the latching surface configured to engage and automatically latch to the edge of the opening in the face portion of the card when the latching mechanism is moved to a fully inserted position relative to the opening. 13. The device of claim 12, wherein the latching mechanism comprises a latch release lever configured to be actuated to urge the latching mechanism to an unlatching position and to allow a rotational force to be applied to the latch release lever to move the latch from the latching position to an unlatching position. 14. The device of claim 13, wherein the latch release lever is configured to allow an operator to apply the rotational force to the latch release lever to move the latching mechanism from the latching position to the unlatching position when the card ejector is in the latched position. 15. The device of claim 1, wherein a latching spring is coupled to the latching mechanism and the latch release lever, and is configured to urge the latching mechanism to the latching position to automatically latch the latching mechanism and the card ejector to the face portion of the card when the card ejector is rotated to the latched position. 16. The device of claim 1, wherein the pair of tapered lever arms are spaced apart from one another to form one or more spaces between the pair of tapered lever arms. 17. The device of claim 1, wherein the pair of tapered lever arms are formed by stamping each of the pair of tapered lever arms from a sheet of metal. 18. A method comprising: inserting a computer card into a slot of a card cage, the computer card comprising at least one card ejector comprising a pair of tapered lever arms and a cam rotatably coupled to the computer card;advancing the computer card into the slot to a position where the cam engages a cam engagement block mounted to the card cage;applying a rotational force to the pair of tapered lever arms in a direction toward a face portion of the card cage, the pair of tapered lever arms configured to transfer the rotational force through the cam to the cam engagement block to insert the computer card into a card socket located in the slot;advancing a latching mechanism located on a distal end of the at least one card ejector toward the face of the computer card to a position where the latching mechanism engages and latches to an edge of an opening in the face of the computer card;automatically securing, by a latching spring, the latching mechanism to the edge of the opening to secure the card ejector to the computer card in an inserted position within the slot forming an over-center latching arrangement between a hook and a rotational point of the latching mechanism. 19. The method of claim 18, further comprising: releasing the latching mechanism by applying a rotational force to move the latching mechanism from a latched position to an unlatched position;automatically advancing the tapered lever arms to a position wherein the latching mechanism is not engaged with the edge of the face of the computer card by releasing a tension stored in the pair of tapered lever arms while in a latched position;applying a further rotational force to the pair of tapered lever arms in a direction away from the face portion of the computer card, the pair of tapered lever arms configured to transfer the further rotational force through the cam to the cam engagement block to extract the computer card from the card socket located in the slot. 20. A latching system for a computer card comprising: a computer card;a siderail coupled to a first side of the computer card,a card ejector rotatably coupled to the first side rail, the card ejector comprising a pair of tapered lever arms coupled by a cam block at a first end of the card ejector, the cam block configured to engage a first cam engagement block of a card cage to urge the computer card into or out of the computer cage when a rotational force is applied to the card ejector, and a latching mechanism coupling the pair of tapered lever arms at a second end of the card ejector, the latching mechanism configured to automatically and releasably secure the second end of the card ejector in a position near the face portion of the computer card by placing the pair of tapered lever arms in tension when the latching mechanism has urged the computer card into an inserted position within the card cage. 21. The system of claim 20, further comprising: a second siderail coupled to a second side of the computer card, the second side opposite the first side;a second card ejector rotatably coupled to the second side rail, the second card ejector comprising a second pair of tapered lever arms coupled by a second cam block at a first end of the second card ejector, the second cam block configured to engage a second cam engagement block of the card cage to urge the computer card into or out of the card cage when a rotational force is applied to the second card ejector, and a second latching mechanism coupling the second pair of tapered lever arms at a second end of the second card ejector, the second latching mechanism configured to automatically and releasably secure the second end of the second card ejector in a position near the face portion of the computer card by placing the second pair of tapered lever arms in tension when the second card ejector has urged the computer card into the inserted position within the card cage. 22. The system of claim 20, wherein the latching mechanism comprises a hook, the hook configured to provide an over-center latching configuration relative to a center of rotation of the latching mechanism.
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이 특허에 인용된 특허 (15)
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Anzelone Thomas A. (Ft. Lauderdale FL) Cheung Samuel T. (Boca Raton FL) Cohen Mark E. (Boca Raton FL) Cooke Kevin K. (Delray Beach FL) Dewitt John R. (Boca Raton FL) Miller Michael S. (Delray Beach F, Personal computer processor card interconnect system.
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