Patent ID: 9368304
Filing Date: 2016-06-14
CPC Classification: H01F,H01H,Y10T

Claim Text:
1. A method for producing a polarized electromagnetic relay comprising an electromagnet, a permanent magnet, an armature, and an actuable switch, comprising the steps of: a) providing a coil assembly comprising a coil with a core and pole pieces as a structural unit; b) providing a support component that has a first accommodation space for a pole assembly extending to the side of the armature, and a second accommodation space for the coil assembly, the first and second accommodation spaces being arranged in the manner of shelf compartments; c) mounting the pole assembly including magnetic flux pieces and an unmagnetized permanent magnet precursor in the first accommodation space; d) magnetizing the permanent magnet precursor in the pole assembly while the second accommodation space is empty, to obtain the permanent magnet; e) mounting the coil assembly in the second accommodation space; f) mounting the rest of the relay components to complete the relay.