Patent ID: 7989971
Filing Date: 2011-08-02
Classification: H02K

Abstract:
1. An electrical energy generator comprising: a housing having a longitudinal axis, an interior cavity, an interior cavity surface, and an exterior surface; electrically conductive material engaged about at least a portion of said exterior surface of said housing and extending along at least a portion of said longitudinal axis, said electrically conductive material comprising an induction coil; an electromagnetically active mass positioned within said housing reciprocally movable along at least a portion of said longitudinal axis; a first spring having first and second ends, wherein one of said ends is engaged to said electromagnetically active mass; and a second spring having first and second ends, wherein one of said ends is engaged to said electromagnetically active mass; and at least one spring deflection adjustor engaged with said housing and at least one of said springs; wherein said electromagnetically active mass does not comprise a permanent magnet, and said generator comprises a shroud at least partially covering said induction coil, wherein said shroud comprises a permanent magnet.