IPC Subgroup
G05G 5/2 by locking a quadrant, rod, or the like carried by the member
Introduced: September 1968
Last revised: January 2006
Full Title
Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member > for holding members in an indefinite number of positions, e.g. by a toothed quadrant > by locking a quadrant, rod, or the like carried by the member
Classification Context
- Section:
- PHYSICS
- Class:
- CONTROLLING; REGULATING
- Subclass:
- CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
2 direct subcodes
Child Classifications
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Top Applicants
Top 10 applicants by patent filingsfor class G05, 2013–2023, worldwide · Source: EPO PATSTAT
- SIEMENS DE 4,725
- SGCC(STATE GRID CORPORATION OF CHINA) 4,571
- FANUC JP 4,233
- MITSUBISHI ELECTRIC CORPORATION JP 3,143
- FANUC 2,981
- ROBERT BOSCH DE 2,813
- CHINESE ACADEMY OF SCIENCES 2,500
- LG ELECTRONICS KR 2,182
- OMRON CORPORATION JP 2,036
- SAMSUNG ELECTRONICS COMPANY KR 1,981