Patent ID: 8650774

Claim:
A device comprising: a first body portion; a second body portion, wherein the first body portion and the second body portion, at least in part, define a base orientation of the device and wherein an open space is defined between the first body portion and the second body portion; and a first spring member extending across the open space and engaging the first body portion and the second body portion and including: a hub region; a first arm extending from the hub region and engaging a chamber in at least one of the first body portion and the second body portion; a second arm extending from the hub region and engaging a chamber in at least one of the first body portion and the second body portion; a third arm extending from the hub region and engaging a chamber in at least one of the first body portion and the second body portion; and a fourth arm extending from the hub region and engaging a chamber in at least one of the first body portion and the second body portion; wherein at least one of the first body portion and the second body portion define a first spring engagement portion, at least one of the first body portion and the second body portion define a second spring engagement portion.