Fastening apparatus for heat sink
AssigneesHon Hai Precision Industry Co., Ltd., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
InventorLei LIU
Life of this patent
Estimating the term…
Abstract
A fastening apparatus for fastening a heat sink having a base to a circuit board includes two fasteners, two nuts, and two springs. Each fastener includes a head, a threaded pole extending down from a bottom of the head, and two spaced latching arms extending down from a bottom end of the threaded pole, for extending through the base and the circuit board to engage with a bottom surface of the circuit board. The nuts are respectively placed around and are engaged with the threaded poles, and movable up and down relative to the threaded pole. The springs are respectively placed around the threaded poles between the base and the corresponding nuts.
Claims4
A fastening apparatus for fastening a heat sink having a base to a circuit board, the fastening apparatus comprising:
- two fasteners each comprising a head, a threaded pole extending down from a bottom of the head, and two spaced latching arms extending down from a bottom end of the threaded pole, for extending through the base and the circuit board to engage with a bottom surface of the circuit board;
- two nuts respectively placed around and engaged with the threaded poles, wherein the nuts are movable up and down relative to the threaded pole through threaded portions of the nuts and the threaded poles;
- and
- two springs respectively placed around the threaded poles between the base and the corresponding nuts.
A heat sink assembly, comprising:
- a circuit board;
- a component mounted on the circuit board;
- a heat sink comprising a base in thermal contact with the component;
- two fasteners each comprising a head, a threaded pole extending down from a bottom of the head, and two spaced latching arms extending down from a bottom end of the threaded pole, for extending through the base and the circuit board to engage with a bottom surface of the circuit board;
- two nuts respectively placed around and engaged with the threaded poles, wherein the nuts are movable up and down relative to the threaded pole through threaded portions of the nuts and the threaded poles;
- and
- two springs respectively placed around the threaded poles between the base and the corresponding nuts.
Dependencies are inferred from the claim text.