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IPC Main Group
G05D 3/00

Control of position or direction

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PHYSICS
Class:
CONTROLLING; REGULATING
Subclass:
SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES

Additional Content

Limiting references

Control of position, course, altitude, or attitude of land, water, air or space vehicles, e.g. automatic pilot Numerical control to execute positioning

Application references

Controlling mechanisms of shoe machines Control devices specially adapted for positioning tool carriers in forging or pressing Pattern-controlled boring or drilling tools Planing or slotting machines controlled by copying device , , Controlling electrode to the workpiece spacing in electric discharge and electrochemical machining Positioning the workpiece in working by laser, e.g. welding or cutting Positioning the workpiece in soldering, welding or cutting by applying heat locally, not otherwise provided for Positioning the molten metal in soldering or welding, not otherwise provided for Adjusting or stopping spindles in machine tools Automatic control of position of tool or work; Precise positioning of tool or work into particular locations, not otherwise provided for , Tools controlled by pattern or master model Equipment for exact control of the starting position in grinding Control arrangements for presses , Attitude or position control of chassis of tracked vehicles Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating web-advancing mechanisms Control of dipper or bucket positions in dredgers Fluid-pressure servomotors with follow-up action, i.e. in which the position of the actuated member conforms with that of the controlling member Tracking of solar heat collectors Positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces in photomechanical production of patterned or textured surfaces Controlling the position of the rotating heads in information storage systems Means for moving control elements in nuclear reactors to desired positions

Related Keywords

automatic control of DIRECTIONcontrol of POSITION or direction

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

  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