Patent · US Expired

Heatsink retention apparatus

US6829143B2 · kind B2 · utility

77Cited by
10References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 20, 2002
Grant dateDec 7, 2004
Priority date
Expiry dateSep 20, 2022

Classification

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

Abstract

Some disclosed embodiments include a retention apparatus having a unidirectional locking member, the unidirectional locking member defining a bore therethrough, a post disposed through the bore of the unidirectional locking member, wherein the post is adapted to be secured to a support base, and a spring adapted to bias the unidirectional locking member against a device to be retained, wherein the unidirectional locking member is adapted to allow movement of the device in a first direction and to inhibit movement of the device in a second direction opposite to the first direction. The retention apparatus may be used to maintain contact between a heatsink and a processor on a motherboard. Other embodiments are disclosed and claimed.

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