Quick device for video and photographic equipment

A quick-fit device for video and photographic equipment comprising

• a first attachment member in the shape of a plate which can be fixed to the equipment and a second attachment member including a seat for said plate which can be fixed to a supporting head for said equipment, said second member comprising means for retaining said plate in said seat which will engage an edge of the plate to hold it in said seat, a cam presser positioned in said seat opposite said retaining means to press the edge of said plate against said retaining means and a safety device to prevent accidental release of said presser,
• wherein said safety device comprises a spring-loaded arm which can tilt in said seat and has a stop tooth acting on the presser, said tooth including a ramp with an inclined plane in the part facing said seat and a stop shoulder on the opposite part, said presser including an appendage which can ride over the tooth passing from a position against the ramp to a position against the shoulder in passing from a position in which the plate is released in which it can be removed from the seat and a locked position in which the plate is locked in the said seat.