| Outline |
Indent Level
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| Color | Curly Brackets (indicating CPC extensions to IPC) | |
CPC | COOPERATIVE PATENT CLASSIFICATION | |||
 | DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY (score computers for card games A63F 1/18; construction of keys, printing mechanisms or other parts of general application to the typewriting or printing art B41; keys or printing mechanisms for special applications, see the relevant subclasses, e.g. G05G, G06K; cash registers G07G 1/00) NOTE -
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G06C 1/00 | Computing aids in which the computing members form at least part of the displayed result and manipulated directly by hand, e.g. abacus, pocket adding device |
G06C 3/00 | Arrangements for table look-up, e.g. menstruation table |
| Non-functional elements |
| Input mechanisms (pin carriage G06C 13/02) |
| G06C 7/02 | . | Keyboards |
G06C 7/04 | . . | Interlocking devices, e.g. between keys (interlocking devices covered by this subclass, per se G06C 25/00) |
G06C 7/06 | . . | with one set of keys for each denomination |
G06C 7/08 | . . | with one set of keys for all denominations, e.g. ten-key board |
G06C 7/09 | . | Transfer of data from record carrier to computing mechanisms (sensing record carriers G06K 7/00) |
G06C 7/10 | . | Transfer mechanisms, e.g. transfer of a figure from a ten-key keyboard into the pin carriage |
G06C 7/12 | . | Resetting devices, e.g. for the key-board |
| Transfer mechanisms, e.g. for transmitting figures from the input mechanism into the computing mechanism (G06C 7/10, G06C 11/00, G06C 15/00 take precedence) |
G06C 9/02 | . | Back-transfer arrangements, e.g. to transfer a value accumulated in a register back into the selection mechanism |
| Output mechanism (marking record carriers in general, visual presentation in general of results of the mathematical operations G06K) |
G06C 11/02 | . | with visual indication, e.g. counter drum |
| G06C 11/04 | . | with printing mechanisms, e.g. for character-at-a-time or line-at-a-time printing |
G06C 11/08 | . | with punching mechanism |
| G06C 11/10 | . | Arrangements for feeding single sheets or continuous web or tape, e.g. ejection device (conveying record carriers G06K 13/00); Line-spacing devices |
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G06C 13/02 | . | Operand stores, e.g. pin carriage (input mechanisms G06C 7/00) |
G06C 13/04 | . | print buffer stores |
| Computing mechanisms; Actuating devices therefor (mechanisms for operating automatically upon more than two numbers otherwise than by repeated addition or substraction G06C 21/00) |
G06C 15/02 | . | operating on the binary scale |
| G06C 15/04 | . | Adding or subtracting devices (G06C 15/08 takes precedence) |
| G06C 15/08 | . | Multiplying or dividing devices; Devices for computing the exponent or root |
G06C 15/10 | . . | having more than one denominational set of keys operating directly on computing mechanism |
G06C 15/12 | . . | having pin carriage |
G06C 15/14 | . . | having pin wheel, e.g. Odhner type |
G06C 15/16 | . . | having stepped-toothed actuating drums, e.g. Thomas type |
G06C 15/18 | . . | having multiplication table for forming partial products |
G06C 15/20 | . . | adapted for short-cut multiplication or division |
G06C 15/22 | . | Arrangements for two or more computing devices; Arrangements for subdivision into two or more computing mechanisms, e.g. splitting |
G06C 15/24 | . | Devices for counting the cycles of operation in division or multiplication (item counting devices G06C 25/02) |
| G06C 15/26 | . | Devices for transfer between order, e.g. tens transfer device |
G06C 15/28 | . . | where transfer is effected in one step |
| G06C 15/30 | . . | where transfer is effected in two steps |
| G06C 15/34 | . . | where transfer is affected by planet gear, i.e. crawl type |
G06C 15/38 | . . | for pin-wheel computing mechanisms |
G06C 15/40 | . . | for stepped toothed drum computing mechanism |
G06C 15/42 | . | Devices for resetting to zero or other datum |
G06C 15/44 | . | Devices for comparing numerical values, e.g. zero check |
G06C 15/46 | . | Arrangements for rounding-off |
G06C 15/48 | . | Arrangements for selection of one out of several counting registers (arrangements for controlling subsequent operating functions G06C 21/04; item counters G06C 25/02) |
G06C 17/00 | Mechanisms for converting from one notational system to another, i.e. radix conversion |
| Decimal-point mechanisms; Analogous mechanisms for non-decimal notations |
| Programming mechanisms for determining steps to be performed by the computing machine, e.g. when a key or certain keys are depressed (mechanisms merely for producing multiplication by repeated addition G06C 15/08) |
G06C 21/02 | . | in which the operation of the mechanism is determined by the position of the carriage |
G06C 21/04 | . | Conditional arrangements for controlling subsequent operating functions, e.g. control arrangement triggered by a function key and depending on the condition of the register (arrangements for selection of one cut of several counting registers G06C 15/48) |
| Driving mechanisms for functional elements (G06C 23/08 takes precedence over G06C 23/02 to G06C 23/06) |
G06C 23/02 | . | of main shaft |
G06C 23/04 | . | of pin carriage, e.g. for step-by-step movement |
G06C 23/06 | . | of tabulation devices, e.g. of carriage skip |
G06C 23/08 | . | Hydraulic or pneumatic actuation |
| Auxiliary functional arrangements, e.g. interlocks (interlocks in keyboards G06C 7/04) |
G06C 25/02 | . | Item-counting devices (devices for counting the cycles of operation in division or multiplication G06C 15/24) |
G06C 27/00 | Computing machines characterised by the structural interrelation of their functional units, e.g. invoicing machines |
G06C 29/00 | Combinations of computing machines with other machines, e.g. with typewriter, with money-changing apparatus |
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Last Modified: 04/16/2013 4:31:16 PM