×

Electrical dynamo

  • US 4,249,096 A
  • Filed: 04/23/1979
  • Issued: 02/03/1981
  • Est. Priority Date: 04/23/1979
  • Status: Expired due to Term
First Claim
Patent Images

1. An electrical generator comprisingat least one non-conductive cylinder mounted for rotation about an axis, and containing a plurality of longitudinally spaced pairs of permanent magnets mounted therewithin angularly offset from each other in a helical array, the magnets in each pair being radially disposed in said cylinder diametrically opposite each other and separated from each other at the cylinder axis with like poles facing each other,at least one secondary having electrical leads across which current is generated,at least one ring magnet having an axis parallel and proximate to said cylinder, andmeans for reciprocating said ring magnet along its axis.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×