Class 416/139 - Including weight bias means

Subclass of Class 416 - Fluid reaction surfaces (i.e., impellers)
Definition: Apparatus wherein the impeller or working member movement
No. of applications: 2
Last issue date: 08/04/2011

Application No.	Application Title	Issue Date
20110189016	DEVICE FOR ADJUSTING THE BLADE PITCH OF A WIND GENERATOR The device is intended to adjust the pitch of blades or propellers which are articulately coupled by means of end supports inside radial bearings which are solidly joined to a rotating head-piece of a wind generator. This adjustment may be performed either actively or p...	08/04/2011
20100243793	FLYING APPARATUS Flying apparatus includes a housing and rotary means associated with said housing capable of rotation in use. The rotary means includes two or more rotary blades. Each rotary blade has weighted means associated with at least a part of a leading edge thereof....	09/30/2010

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