Automatic controllers (G 05 B 13/00 takes precedence)
11
/
01
•
electric
11
/
06
•
•
in which the output signal represents a continuous function of the deviation from the desired value, i.e. continuous controllers (G 05 B 11/26 takes precedence)
11
/
10
•
•
•
the signal transmitted being dc
11
/
12
•
•
•
the signal transmitted being modulated on an ac carrier
11
/
14
•
•
in which the output signal represents a discontinuous function of the deviation from the desired value, i.e. discontinuous controllers (G 05 B 11/26 takes precedence)
11
/
16
•
•
•
Two-step controllers, e.g. with on/off action
11
/
18
•
•
•
Multi-step controllers
11
/
26
•
•
in which the output signal is a pulse-train
11
/
28
•
•
•
using pulse-height modulation; using pulse-width modulation
11
/
30
•
•
•
using pulse-frequency modulation
11
/
32
•
•
with inputs from more than one sensing element; with outputs to more than one correcting element
11
/
36
•
•
with provision for obtaining particular characteristics, e.g. proportional, integral, differential
11
/
38
•
•
•
for obtaining a proportional characteristic
11
/
40
•
•
•
for obtaining an integral characteristic
11
/
42
•
•
•
for obtaining a characteristic which is both proportional and time-dependent, e.g. P. I., P. I. D.
11
/
44
•
pneumatic only
11
/
46
•
•
without auxiliary power
11
/
48
•
•
with auxiliary power
11
/
50
•
•
•
in which the output signal represents a continuous function of the deviation from the desired value, i.e. continuous controllers
11
/
52
•
•
•
in which the output signal represents a discontinuous function of the deviation from the desired value, i.e. discontinuous controllers
11
/
54
•
•
•
•
Two-step controllers, e.g. with on/off action
11
/
56
•
•
•
•
Multi-step controllers
11
/
58
•
•
with inputs from more than one sensing element; with outputs to more than one correcting element
11
/
60
•
hydraulic only
13
/
00
Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion (G 05 B 19/00 takes precedence; details of the computer G 06 F 15/18) [3]
13
/
02
•
electric
13
/
04
•
•
involving the use of models or simulators [3]
15
/
00
Systems controlled by a computer (G 05 B 13/00, G 05 B 19/00 take precedence; automatic controllers with particular characteristics G 05 B 11/00; computers per seG 06) [3]
15
/
02
•
electric
17
/
00
Systems involving the use of models or simulators of said systems (G 05 B 13/00, G 05 B 15/00, G 05 B 19/00 take precedence; analogue computers for specific processes, systems or devices, e.g. simulators, G 06 G 7/48) [3]
17
/
02
•
electric
19
/
00
Programme-control systems (specific applications, see the relevant places, e.g. A 47 L 15/46; clocks with attached or built-in means operating any device at a preselected time interval G 04 C 23/00; marking or sensing record carriers with digital information
G 06 K; information storage G 11; time or time-programme switches which automatically terminate their operation after the programme is completed H 01 H 43/00)
19
/
02
•
electric
19
/
04
•
•
Programme control other than numerical control, i.e. in sequence controllers or logic controllers (G 05 B 19/418 takes precedence; numerical control G 05 B 19/18)
19
/
042
•
•
•
using digital processors (G 05 B 19/05 takes precedence) [6]
19
/
045
•
•
•
using logic state machines, consisting only of a memory or a programmable logic device containing the logic for the controlled machine and in which the state of its outputs is dependent on the state of its inputs or part of its own output states, e.g. binary decision controllers, finite state controllers [6]
19
/
048
•
•
•
Monitoring; Safety [6]
19
/
05
•
•
•
Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts [5]
19
/
06
•
•
•
using cams, discs, rods, drums, or the like (mechanical programme-control apparatus G 05 G 21/00)
19
/
07
•
•
•
where the programme is defined in the fixed connection of electrical elements, e.g. potentiometers, counters, transistors [6]
19
/
08
•
•
•
using plugboards, cross-bar distributors, matrix switches, or the like
19
/
10
•
•
•
using selector switches
19
/
12
•
•
•
using record carriers
19
/
14
•
•
•
•
using punched cards or tapes
19
/
16
•
•
•
•
using magnetic record carriers
19
/
18
•
•
Numerical control (NC), i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form (G 05 B 19/418 takes precedence) [6]
19
/
19
•
•
•
characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path [3,6]
Note
In this group, the measuring system for an axis is used to measure the displacement along that axis. This measurement is used as position-feedback in the servo-control system. [6]
characterised by control arrangements for measuring, e.g. calibration and initialisation, measuring workpiece for machining purposes (G 05 B 19/19 takes precedence) [6]
19
/
402
•
•
•
characterised by control arrangements for positioning, e.g. centring a tool relative to a hole in the workpiece, additional detection means to correct position (G 05 B 19/19 takes precedence) [6]
characterised by control arrangements for compensation, e.g. for backlash, overshoot, tool offset, tool wear, temperature, machine construction errors, load, inertia (G 05 B 19/19, G 05 B 19/41 take precedence) [6]
characterised by data handling or data format, e.g. reading, buffering or conversion of data [6]
19
/
409
•
•
•
characterised by using manual data input (MDI) or by using control panel, e.g. controlling functions with the panel; characterised by control panel details, by setting parameters (G 05 B 19/408, G 05 B 19/4093 take precedence) [6]
19
/
4093
•
•
•
characterised by part programming, e.g. entry of geometrical information as taken from a technical drawing, combining this with machining and material information to obtain control information, named part programme, for the NC machine [6]
19
/
4097
•
•
•
characterised by using design data to control NC machines, e.g. CAD/CAM (G 05 B 19/4093 takes precedence; CAD in general G 06 F 17/50) [6]
19
/
4099
•
•
•
•
Surface or curve machining, making 3D objects, e.g. desktop manufacturing [6]
19
/
41
•
•
•
characterised by interpolation, e.g. the computation of intermediate points between programmed end points to define the path to be followed and the rate of travel along that path (G 05 B 19/25, G 05 B 19/31, G 05 B 19/37, G 05 B 19/39, G 05 B 19/40 take precedence) [3,6]
Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control (DNC), flexible manufacturing systems (FMS), integrated manufacturing systems (IMS), computer integrated manufacturing (CIM) [6]
19
/
42
•
•
Recording and playback systems, i.e. in which the programme is recorded from a cycle of operations, e.g. the cycle of operations being manually controlled, after which this record is played back on the same machine
19
/
421
•
•
•
Teaching successive positions by mechanical means, e.g. by mechanically-coupled handwheels to position tool head or end effector (G 05 B 19/423 takes precedence) [6]
19
/
423
•
•
•
Teaching successive positions by walk-through, i.e. the tool head or end effector being grasped and guided directly, with or without servo-assistance, to follow a path [6]
19
/
425
•
•
•
Teaching successive positions by numerical control, i.e. commands being entered to control the positioning servo of the tool head or end effector [6]
19
/
427
•
•
•
Teaching successive positions by tracking the position of a joystick or handle to control the positioning servo of the tool head, master-slave control (G 05 B 19/423 takes precedence) [6]
