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DIFF Main Group
G05G 5/00

Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member (G05G17/00 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member

CPC: Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member (G05G17/00 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member

CPC:

Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member (G05G17/00 takes precedence)

Of 8 combined children, 7 exist in both systems.

1 codes are CPC-only extensions.

6 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • G05G 5/005 CPC only CPC only
  • G05G 5/02 Means preventing undesired movements of a controlling member which can be moved in two or more separate steps or ways, e.g. restricting to a stepwise movement or to a particular sequence of movements (G05G5/28 takes precedence) IPC+CPC Available in IPC and CPC
  • G05G 5/03 Means for enhancing the operator's awareness of arrival of the controlling member at a command or datum position; Providing feel, e.g. means for creating a counterforce (arrangements for indicating the position of the controlling member G05G1/015) since 1990 IPC+CPC Available in IPC and CPC
  • G05G 5/04 Stops for limiting movement of members, e.g. adjustable stop (G05G5/03, G05G5/05, G05G5/28 take precedence) IPC+CPC Available in IPC and CPC
  • G05G 5/05 Means for returning or tending to return controlling members to an inoperative or neutral position, e.g. by providing return springs or resilient end-stops (G05G5/28 takes precedence) since 1990 IPC+CPC Available in IPC and CPC
  • G05G 5/28 for preventing unauthorised access to the controlling member or its movement to a command position since 1990 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G05,2013–2023, worldwide · Source: EPO PATSTAT

  1. SIEMENS DE 4,725
  2. SGCC(STATE GRID CORPORATION OF CHINA) 4,571
  3. FANUC JP 4,233
  4. MITSUBISHI ELECTRIC CORPORATION JP 3,143
  5. FANUC 2,981
  6. ROBERT BOSCH DE 2,813
  7. CHINESE ACADEMY OF SCIENCES 2,500
  8. LG ELECTRONICS KR 2,182
  9. OMRON CORPORATION JP 2,036
  10. SAMSUNG ELECTRONICS COMPANY KR 1,981

Top Applicants (CPC)

Class G05,2013–2023, worldwide · Source: EPO PATSTAT

  1. FANUC JP 6,367
  2. SIEMENS DE 5,963
  3. FANUC 4,535
  4. MITSUBISHI ELECTRIC CORPORATION JP 4,201
  5. ROBERT BOSCH DE 4,010
  6. LG ELECTRONICS KR 3,802
  7. SAMSUNG ELECTRONICS COMPANY KR 3,143
  8. FORD GLOBAL TECHNOLOGIES US 2,889
  9. TOYOTA MOTOR CORPORATION 2,778
  10. OMRON CORPORATION JP 2,743