US Patent 8960629 Rearview mounting device

A rearview device mounting assembly includes a bracket having a windshield engagement surface. The bracket further includes a neck with a ball. The ball has at least one of either a knurled patch or a striation and the ball is configured to engage a socket in the rearview device. The socket of the rearview device includes fingerlike projections and a ball engaging surface. The ball engaging surface has raised features to frictionally engage the ball and minimize or eliminate droop of the rearview device.