IPC Subgroup
H02K 11/21 Devices for sensing speed or position, or actuated thereby
Introduced: January 2016
Full Title
Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection > for measuring, monitoring, testing, protecting or switching > Devices for sensing speed or position, or actuated thereby
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- DYNAMO-ELECTRIC MACHINES
Scope Notes
Limiting references: Motors or generators having non-mechanical commutating devices with position sensing devices Motors or generators having non-mechanical commutating devices with speed sensing devices
4 direct subcodes
Child Classifications
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- H02K 11/215 Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
- H02K 11/22 Optical devices
- H02K 11/225 Detecting coils
- H02K 11/23 Mechanically-actuated centrifugal switches