star improved to tripod video photography.

摘要

The invention relates to a spreader for video-photographic tripods comprising at least three arms pivoted, at one end, on a central spider, and provided, on the other end, with coupling means with the tripod, each one of the arms of said spreader being comprised of a housing or casing, within which there are slidably provided two telescopic stages, extendable in opposite directions relative to one another, said telescopicity stage extending far from said central spider providing, on its end outer with respect to said casing, said coupling means with the tripod, between said housing and said two telescopic stages being provided a mechanism for actuating the extension and retraction of said two telescopicity stages, said actuating mechanism being so realized that, for the extension of said two stages, it is required an action by an operator, while the retraction of said two stages is free as a result of a simple action of compression of said two telescopic stages.