Patent ID: 7454968

Claim:
A wireless wind-powered anemometer comprising: a wind reacting device; a rotatable shaft in communication with the reacting device; an ac generator in communication with the rotatable shaft, and wherein the ac generator is configured to produce an ac voltage that is generally directly proportional to wind speed detected by the wind reacting devices, the ac generator comprising: an armature fixedly attached to the shaft, such that the armature is configured to rotate with the shaft; a plurality of magnets attached to the armature; a stator/circuit board fixedly located adjacent to the armature; and a plurality of coils located on the stator/circuit board; a signal conditioning and transmitter circuit in communication with the ac genator; and wherein the signal conditioning and transmitter circuit is configurable to communicate with wireless network; wherein the signal conditioning and transmitter circuit is supplied with power from the ac generator; and wherein the stator/circuit board and the plurality of coils have generally no magnetic material.