CPU heat sink holding-down device

{
  "publication_number": "US5475564A",
  "country": "US",
  "kind": "A",
  "title": "CPU heat sink holding-down device",
  "abstract": "A CPU heat sink holding-down device including a CPU holder, a CPU mounted on the CPU holder, and a heat sink fastened to the CPU holder to hold down the CPU, wherein the heat sink has a fixed loop-like hanger pivotably disposed at one vertical side thereof and hung on a first retainer rod at one vertical side of the CPU holder, two locating bar extended out of an opposite vertical side thereof, a screw rod connected between the locating bars, a movable loop-like hanger turned about said screw rod and hung on a second retainer rod at an opposite vertical side of the CPU holder, and a curved spring plate connected to the movable loop-like hanger for lifting the movable loop-like hanger from the second retainer rod.",
  "claims": [
    "1. A CPU heat sink holding-down device comprising a CPU holder, a CPU mounted on said CPU holder, and a heat sink fastened to said CPU holder to hold down said CPU, wherein said heat sink comprises a fixed loop-like hanger pivotably disposed at one vertical side thereof hung on a first retainer rod at one vertical side of said CPU holder, two locating bars extended out of an opposite vertical side of said heat sink, a screw rod connected between said locating bars, a movable loop-like hanger turned about said screw rod and hung on a second retainer rod at an opposite vertical side of said CPU holder, and a curved spring plate connected to said movable loop-like hanger for lifting said movable loop-like hanger from said second retainer rod."
  ],
  "cpc": [
    "H10W 40/43",
    "H10W 40/641",
    "Y10T 24/45529"
  ],
  "filing_date": "1994-12-20",
  "publication_date": "1995-12-12",
  "grant_date": "1995-12-12",
  "priority_date": "1994-12-20",
  "application_number": "US-35948294-A",
  "family_id": "23413987",
  "citations": [
    "US4589170A",
    "US5208731A",
    "US5357404A",
    "US5371652A",
    "US5386338A",
    "US5430610A"
  ]
}