Patent · US Expired

Heat sink

US6208517A · kind A · utility

34Cited by
13References
41Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 1999
Grant dateMar 27, 2001
Priority date
Expiry dateSep 10, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/0002
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A heat sink includes mounting feet, a plurality of folds, and a clip. Each of the folds has a base portion, and the clip couples at least two of the folds together to inhibit fanning in at least a contact region defined by adjacent base portions. An apparatus includes a printed circuit board, mounting receptacles on the printed circuit board, a heat sink, and a device package. The heat sink includes feet adapted to interface with the mounting receptacles, a plurality of folds, and a base portion defined between the folds. The device package is coupled to the printed circuit board. The base portion of the heat sink contacts at least a portion of the device package.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.