Patent ID: 7418738

Claim:
A helmet mount for a night vision device comprising: a helmet block; a chassis attached to the helmet block, the chassis adapted to receive the night vision device; and a vertical adjustment assembly for vertically adjusting the night vision device relative to the user's eyes while the helmet mount is secured to the helmet and the night vision device is received in the helmet mount, the vertical adjustment assembly including: a front plate and a back plate that are slidably connected, wherein the front plate is coupled to the chassis and the back plate is coupled to the helmet mount; and a gear drive system having a lever positioned adjacent to a front surface of the front plate and a gear positioned within a back surface of the back plate, wherein rotating the lever rotates the gear so that the vertical position of the chassis is changed relative to the helmet block; the gear driven system further comprising at least one biasing means placed between the front plate and the back plate.