Patent ID: 8313253

Claim:
A ball-and-socket type head for optical or video-photographic equipment, comprising: a sphere portion on which is fixed an attachment plate for said optical or video-photographic equipment, a main body in which is defined a seat in which said sphere portion is received in engagement for adjustably orienting said attachment plate with respect to said main body, a locking means acting between said sphere portion and said main body in order to lock said sphere portion in a desired position relative to said main body, said locking means being arranged within the volume defined by said sphere portion and by said seat; and an actuating means arranged on said sphere portion for activating said locking means and comprising a pin slidable within a cavity provided in said sphere portion, wherein said actuating means comprises a control ring nut arranged behind said attachment plate and coaxial therewith, mechanically connected to said pin for displacing said pin within said cavity.