Electric mobility
Components for electric drive units (EDUs)
A wide range of ElringKlinger components relating to e-motors, transmissions and inverters can be used in an electric drive unit. The design and materials of all our product solutions are tailored precisely to the relevant requirements – for maximum design freedom and functional reliability.
MetaloBond™ rotor/stator laminated stacks
- Full bonding of the layers ensures optimum sealing function in order to implement directly cooled electric machine concepts
- Improved strength and NVH performance
- Thin sheets possible for even more efficient electric machine operation
- In-house development of adhesive enables maximum flexibility in material selection
- Less pressing strokes required to achieve the stack height due to innovative manufacturing processes
![MetaloBond™ Rotor/stator laminated stacks: powerful and flexible. MetaloBond™ Rotor/stator laminated stacks: powerful and flexible.](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-edu-rotor-stator-stanzpakete-1320x743.jpg)
![Balancing disc with weight and cost-optimized design. Balancing disc with weight and cost-optimized design.](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-edu-wuchtscheiben-1320x743.jpg)
Balancing discs
- Punched/formed part with weight and cost-optimized design
- High precision production process ensures tight tolerances and eliminates secondary processes
- Maximum flexibility with regard to material selection
- Material thicknesses up to 10 mm possible
Planetary carriers
- New method: Planetary gears integrated into shaped sheet metal part
- Weight and cost savings
- High torques and speeds
- Longer service life of the gear wheels
![Planetary carriers for longer transmission service life. Planetary carriers for longer transmission service life.](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-edu-planetentraeger-1320x743.jpg)
![Disc carriers for transmitting higher torques. Disc carriers for transmitting higher torques.](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-edu-lamellentraeger-1320x743.jpg)
Disc carriers
- High strength for transmission of higher torques
- Maximum precision and functional reliability
Weight savings of up to 50 percent compared to standard commercially available solutions
Differential housing
- Formed sheet metal design
- Significant weight reduction in applications with high torque
![Differential housing with weight-optimized sheet metal design. Differential housing with weight-optimized sheet metal design.](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-edu-differentialgehaeuse-1320x743.jpg)
![Engine mount made of glass-fiber reinforced thermoplastics. Engine mount made of glass-fiber reinforced thermoplastics.](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-edu-motortraeger-1320x743.jpg)
Engine and unit mounts
- Made of glass-fiber reinforced thermoplastics
- Multifunctional
- Weight and cost reduction
- Improved NVH characteristics
- Low thermal conductivity
- High dimensional accuracy
- High process stability and repeatability
Plastic modules
- e.g. inverter housing, resolver cover, media distributor modules
- With integrated EMC shielding
- Weight and cost reduction
- Functions can be integrated
- Optimized NVH properties
- Low thermal conductivity
- High process stability and repeatability
![ElroForm™ inverter covers from ElringKlinger: safe, lightweight, durable and economical. ElroForm™ inverter covers from ElringKlinger: safe, lightweight, durable and economical.](/fileadmin/data/images/01-produkte-technologien/metallumform-fuegetechnik/produkte/elringklinger-metallumform-fuegetechnik-formteile-baugruppen-elroform-1320x743.jpg)
ElroForm™ metallic housing covers/covers
- e.g. for inverters, HV shielding and charging unit
- Ideally suited for replacing die-cast partsIdeally suited for replacing die-cast parts
- One or more parts
- Functions can be integrated
- For high crash safety requirements
Elastomer/metal elastomer sealing systems
- e.g. inverter seals, stator housing seals, transmission housing seals
- For components subject to high loads
- Electrical conductivity for EMC requirements
- Elastomer materials developed in-house by ElringKlinger
- Reliable sealing even with low sealing pressures
- Sealing of T-joints
- Equalization of high component tolerances
- Three-dimensional shaping
- Reduction of screw force and number of screws
![Metal-elastomer stator housing seal with split carrier. Metal-elastomer stator housing seal with split carrier.](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-edu-elastomer-dichtsysteme-1320x743.jpg)
![MetaloSeal™ stator housing seal including sealing of integrated cooling channels. MetaloSeal™ stator housing seal including sealing of integrated cooling channels.](/fileadmin/data/images/01-produkte-technologien/batterietechnologie/produkte/elringklinger-metall-sicken-dichtung-metaloseal-1320x743.jpg)
MetaloSeal™ metal bead gaskets
- e.g. stator housing seals, transmission housing seals, inverter seals
- Thanks to numerous combination options for metals and elastomers, can be adapted precisely to the relevant requirements
- Functional coatings, e.g. conductive coating for EMC shielding
- Installed in direct line of force
- Positioning plates and retaining clips for quick and reliable installation, vertical and upside down
- High media, temperature and pressure resistance
TopSeal™ deep-drawn covers
- e.g. inverter cover, service cover, cover of electrical components and connection covers
- Topographic support of the integrated seal using embossed stoppers
- Improved corrosion resistance
- With functional integration, e.g. screws, ventilation elements
Best possible screening against electromagnetic radiation
![Functional integration and shielding: TopSeal™ cover with integrated gasket. Functional integration and shielding: TopSeal™ cover with integrated gasket.](/fileadmin/data/images/01-produkte-technologien/batterietechnologie/produkte/elringklinger-tiefgezogener-deckel-top-seal-1320x743.jpg)
![ElroSeal™ EG shaft sealing ring: Reliable sealing and discharge at maximum rotational speeds. ElroSeal™ EG shaft sealing ring: Reliable sealing and discharge at maximum rotational speeds.](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-edu-hochleistungskunststoffen-1320x743.jpg)
Made of high-performance plastics
- ElroSeal™ B/E/EM/SD shaft sealing rings and piston rings for fast-rotating shafts
- ElroSeal™ G/EG shaft sealing rings for bearing protection
- Venting elements for brush space
- Dynamic sealing at extreme rotational speeds, can also be combined with reliable discharge for component protection
Expertise to support transformation: ElringKlinger supplies numerous components for electric drives (EDUs), including metal-elastomer and Metaloseal™ seals, as well as rotary shaft seals and housing covers.
![](/fileadmin/data/images/01-produkte-technologien/antriebskomponenten/produkte/elringklinger-antriebskomponenten-elektromobility-komponenten-edu-1320x880.jpg)
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