Patent ID: 9574597
Date: 2017-02-21
CPC Classifications: F16B

Claim:
1. A fastening device for a heat sink, comprising: a vertical protrusion for fastening; a horizontal portion for seating which has an inner bore for receiving the vertical protrusion; and an indicator for seating that abuts both the vertical protrusion and the horizontal portion, the indicator configured to have a first seating state for an unachieved seating tightness threshold and a second seating state for an achieved seating tightness threshold; wherein the vertical protrusion has a body area which fits through the inner bore, has a head area wider than the body area, and is configured to fasten the heat sink to an apparatus; wherein the horizontal portion extends from the vertical protrusion and has a wall configured to abut the indicator in the second seating state; wherein the horizontal portion has a floor having a diameter greater than the indicator in the first seating state, the floor including a first distinguishing feature including a visual element configured to be hidden beneath the indicator in the second seating state.