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US 7,744,340 B2Granted
Linear fan
OwnerYefim Levin, Vadim Levininventors
Life of this patent
Estimating the term…
Abstract
The linear fan comprises blades that are fixed onto a flexible transmission engaging leading and follower pulleys. Each blade has cylindrical shanks to facilitate swivel fixation. The veer of the blades is provided with directive disks.
Claims1
The linear fan comprising plurality of blades pivotally connected with two endless belts, both supported by two pulleys with their shafts bearing eccentric sockets which, in turn, bear rotating directive discs that mechanically contact the blades' edges providing veer of the blades and, at the same time, enabling rotation of the said discs.
Dependencies are inferred from the claim text.