US 11,955,301 B2
Switching device
Frank Werner, Berlin (DE); and Torsten Klinger, Radebeul (DE)
Assigned to TDK Electronics AG, Munich (DE)
Appl. No. 17/271,480
Filed by TDK Electronics AG, Munich (DE)
PCT Filed Aug. 16, 2019, PCT No. PCT/EP2019/072041
§ 371(c)(1), (2) Date Feb. 25, 2021,
PCT Pub. No. WO2020/043516, PCT Pub. Date Mar. 5, 2020.
Claims priority of application No. 102018120987.8 (DE), filed on Aug. 28, 2018.
Prior Publication US 2021/0287864 A1, Sep. 16, 2021
Int. Cl. H01H 50/02 (2006.01); H01H 1/20 (2006.01); H01H 36/00 (2006.01); H01H 50/36 (2006.01); H01H 50/60 (2006.01)
CPC H01H 50/023 (2013.01) [H01H 1/20 (2013.01); H01H 36/0006 (2013.01); H01H 50/36 (2013.01); H01H 50/60 (2013.01); H01H 2050/025 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A switching device comprising:
at least one stationary contact;
a movable contact;
an armature;
a first permanent magnet;
a second permanent magnet; and
a magnetic switch,
wherein the movable contact is movable by the armature,
wherein the first permanent magnet is attached to the armature,
wherein the second permanent magnet is arranged in a fixed position relative to the magnetic switch,
wherein the armature comprises a shaft, and
wherein the first permanent magnet, the magnetic switch and the second permanent magnet are symmetrically arranged to a longitudinal length of the shaft.