US 12,417,869 B2
Electromagnetic actuator
Tobias Schopf, Haarbach (DE)
Assigned to MICRO-EPSILON-MESSTECHNIK GMBH & CO. KG, Ortenburg (DE)
Appl. No. 18/246,967
Filed by MICRO-EPSILON-MESSTECHNIK GMBH & CO. KG, Ortenburg (DE)
PCT Filed Nov. 2, 2021, PCT No. PCT/DE2021/200170
§ 371(c)(1), (2) Date Mar. 28, 2023,
PCT Pub. No. WO2022/089698, PCT Pub. Date May 5, 2022.
Claims priority of application No. 10 2020 213 699.8 (DE), filed on Oct. 30, 2020.
Prior Publication US 2023/0377788 A1, Nov. 23, 2023
Int. Cl. H01F 7/14 (2006.01); G02B 26/08 (2006.01); H01F 7/08 (2006.01)
CPC H01F 7/14 (2013.01) [G02B 26/085 (2013.01); H01F 7/081 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An electromagnetic actuator having a magnetic circuit comprising three magnetic circuit elements, wherein the magnetic circuit elements exert an attracting or repelling force on one another such that the actuator effects a movement, wherein the position of at least one of the magnetic circuit elements relative to another magnetic circuit element can be adjusted in order to influence the actuator rigidity.