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US 12,170,167 B2Granted
Electromagnetic actuating device for a variable valve drive
AssigneeSchaeffler Technologies AG & Co. KG
InventorsMarco Jilke, Florian Hacker
Life of this patent
Estimating the term…
Abstract
An electromagnetic actuating device (8) is for a variable valve drive, in particular electromagnetic switching valve lever systems. The electromagnetic actuating device comprises a base plate (3), a housing which is secured to the base plate (3) and a coil. The housing is designed as a bracket housing (12) and can form part of the magnetic circuit.
Claims17
An electromagnetic actuating device comprising:
- a base plate;
- a housing which is secured to the base plate;
- a coil, the housing being a bracket housing;
- a connector for supplying voltage to the coil, the connector being fixed to the base plate;
- and
- an armature guide sleeve encompassed by the coil, and an armature in the armature guide sleeve,
- wherein a pole core is formed in one piece with the armature guide sleeve, wherein an actuating pin engages through an opening in the pole core.
4 more elements
A method of constructing an electromagnetic actuating device comprising:
- securing a bracket housing to a base plate;
- inserting a coil into the bracket housing;
- and
- encasing the coil in a plastic overmolding that forms a connector on the base plate for supplying voltage to the coil.
1 more element
An electromechanical switching valve lever system comprising:
- an electromagnetic actuating device including:
- a base plate;
- a bracket housing connected to the base plate;
- a coil held inside the bracket housing, the bracket housing including two end faces and a web connecting the two end faces, the coil being inserted axially between the two end faces;
- and
- a switching strip arranged on the base plate and in operative connection therewith, the switching strip being switchable by the electromagnetic actuating device.
3 more elements
Dependencies are inferred from the claim text.