| ReturnTo Theme-Group-Choice | Onelevelup |
| 3C041 | Machine tool copy controls | |
| B23Q33/00 -35/48 | ||
| B23Q33/00@A;33/00@B;33/00@C;33/00@Z;35/00@A;35/00@Z;35/02;35/04@E;35/04@Z;35/06;35/20;35/22;35/48 | AA | AA00 COMMONALITIES AMONG COPY METHODS |
AA01 | AA02 | AA03 | AA04 | AA06 | AA07 | AA08 | AA10 | ||
| . Pick-feeds | . . Setting of a return point | . . Setting of the pick-feed gap | . . Changing of the copy-feeding direction | . Automatic-copying | . . Absence of feelers | . . Feelers with devices for advancement | . Copying of symmetrical shapes from models | |||||
| AA11 | AA12 | AA13 | AA15 | AA16 | AA17 | AA18 | AA19 | AA20 | ||||
| . Copying of model shapes with parts that have rapid shape variations | . . Designation of the parts that change suddenly | . . Detection by means of the displacement volume | . Maintenance of a constant processing load | . . Clamp-copying | . Maintenance of a constant processing speed | . Correction for heat displacement | . Zero-point adjustment | . Special extension or reduction means | ||||
| AA21 | AA23 | AA24 | ||||||||||
| . Cyclic processes | . Point-to-point copying | . . Use of optical means | ||||||||||
| B23Q35/18 | BB | BB00 COPYING MEANS |
BB01 | BB02 | BB03 | BB04 | BB06 | BB07 | BB08 | BB09 | BB10 | |
| . Mechanical systems | . . Pantographs | . . . Enlargement or reduction | . . . Grooves on curved surfaces | . . Rotation of the workpiece | . . . Workpieces with cross sections that are not circular | . . . Processing from the edges of the surface | . . Devices that rotate around work pieces | . . Devices and work pieces that move in a relatively straight line | ||||
| BB12 | BB13 | BB14 | ||||||||||
| . . Copying rollers and implements that are mounted together | . . . Mounting on swing levers | . . . Implements and rollers that are on the same shaft | ||||||||||
| BB21 | BB22 | BB23 | BB24 | BB25 | BB26 | BB27 | BB28 | BB30 | ||||
| . Electric systems | . . Creation of playback data | . . Digital processing | . . Combined use of numerical control (NC) devices | . . Indication of copy condition or settings | . . Speed control | . . Master-slave copying | . . Copying in a direction at the discretion of the operator | . . Error correction | ||||
| BB32 | BB33 | BB34 | BB35 | BB36 | BB37 | BB39 | ||||||
| . . Copying by non-mechanical sensing units | . . . Copying by electrical-discharge means | . . . Use of magnets | . . . Copying by optical means | . . . . Processing of a picture signal | . . . . Judgment of direction based on multiple light receptors | . . Control of fluid-pressure motors | ||||||
| BB41 | BB42 | BB43 | ||||||||||
| . Fluid-pressure systems | . . Servo systems | . . Processes | ||||||||||
| B23Q35/24-35/40 | CC | CC00 FEELERS AND FEELER UNITS |
CC01 | CC02 | CC03 | CC04 | CC05 | CC06 | CC07 | CC08 | CC09 | CC10 |
| . Physical contact with models | . . Shapes and materials of the stylus point | . . Automatic changing of the stylus | . . Support of the stylus | . . Fluid-pressure copying | . . Electrical copying | . . . Feelers that open and close electrical contacts | . . . Two-dimensional contacts | . . . Three-dimensional contacts | . Non-contact systems | |||
| B23Q35/42-35/46 | DD | DD00 PATTERNS AND MASTER MODELS |
DD01 | DD02 | DD03 | DD04 | ||||||
| . Support of the pattern or master model | . Models or patterns with a means for adjusting the contact surface | . Two-dimensional models (i.e., DD02 takes precedence) | . Three-dimensional models (i.e., DD03 takes precedence) | |||||||||
| B23Q35/04@A-35/04@D | EE | EE00 SPECIAL TYPES OF MACHINES |
EE01 | EE02 | EE03 | EE04 | ||||||
| . Welding machines | . Cutting machines | . Band saws | . Wood mills |