Patent ID: 7883289

Claim:
A retaining device for a printed circuit board comprising: at least one elongated wedge having a first sloped end located opposite a second sloped end; a first end piece and a second end piece each located at opposite ends of the at least one elongated wedge; a screw having a head located within the first end piece, the head having an engagement feature comprising a central recess therein, or, in the alternative, an external polygonal shape, configured to engage a driving tool, the screw extending through and interconnecting the at least one elongated wedge and the first and second end pieces; and a clutch assembly axially retained within the first end piece and comprising: a shaft having a first end having a first clutch head comprising a series of teeth and a second end capable of engaging a drive head, and a clutch interface having a second clutch head having a series of teeth complementary and configured to engage the series of teeth of the first clutch head and a driving tool matingly engaging the engagement feature of the screw head, such that the clutch interface couples the clutch assembly to the screw.