US Patent 8035913 Parking ramp for hard disk drive

An HDD parking ramp is disclosed and includes a guide portion having an inclined surface adapted to receive a lift tab associated with an actuator mounting a read/write head during an unloading/parking operation, and a parking surface adapted to accommodate the lift tab at the completion of the unloading/parking operation, an installation support portion fixed in the HDD and adapted to support the guide portion, and a vertically adjustable driving device provided between the guide portion and the installation support portion and adapted to position the guide portion at a first vertical height relative to the installation support and a second vertical height greater than the first vertical height.