IPC Classification

Class code (prefix) Descriptions Number of results
G06C 1/00 Computing aids in which the computing members form at least part of the displayed result and are manipulated directly by hand, e.g. abacuses or pocket adding devices
G06C 3/00 Arrangements for table look-up, e.g. menstruation table
G06C 5/00 Non-functional elements
G06C 5/02 Housings; Frameworks
G06C 7/00 Input mechanisms
G06C 7/02 Keyboards
G06C 7/04 Interlocking devices, e.g. between keys
G06C 7/06 Keyboards with one set of keys for each denomination
G06C 7/08 Keyboards 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
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 keyboard
G06C 9/00 Transfer mechanisms, e.g. for transmitting figures from the input mechanism into the computing mechanism
G06C 9/02 Back-transfer arrangements, e.g. to transfer a value accumulated in a register back into the selection mechanism
G06C 11/00 Output mechanisms
G06C 11/02 Output mechanisms with visual indication, e.g. counter drum
G06C 11/04 Output mechanisms with printing mechanisms, e.g. for character-at-a-time or line-at-a-time printing
G06C 11/06 Output mechanisms with printing mechanisms, e.g. for character-at-a-time or line-at-a-time printing having type hammers
G06C 11/08 Output mechanisms with punching mechanism
G06C 11/10 Arrangements for feeding single sheets or continuous web or tape, e.g. ejection device; Line-spacing devices
G06C 11/12 Arrangements for feeding single sheets or continuous web or tape, e.g. ejection device; Line-spacing devices for feeding tape
G06C 13/00 Storage mechanisms
G06C 13/02 Operand stores, e.g. pin carriage
G06C 13/04 Print buffer stores
G06C 15/00 Computing mechanisms; Actuating devices therefor
G06C 15/02 Computing mechanisms; Actuating devices therefor operating on the binary scale
G06C 15/04 Adding or subtracting devices
G06C 15/06 Adding or subtracting devices having balance totalising; Obtaining sub-total
G06C 15/08 Multiplying or dividing devices; Devices for computing the exponent or root
G06C 15/10 Multiplying or dividing devices; Devices for computing the exponent or root having more than one denominational set of keys operating directly on computing mechanism
G06C 15/12 Multiplying or dividing devices; Devices for computing the exponent or root having pin carriage
G06C 15/14 Multiplying or dividing devices; Devices for computing the exponent or root having pin wheel, e.g. Odhner type
G06C 15/16 Multiplying or dividing devices; Devices for computing the exponent or root having stepped-toothed actuating drums, e.g. Thomas type
G06C 15/18 Multiplying or dividing devices; Devices for computing the exponent or root having multiplication table for forming partial products
G06C 15/20 Multiplying or dividing devices; Devices for computing the exponent or root 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
G06C 15/26 Devices for transfer between orders, e.g. tens-transfer device
G06C 15/28 Devices for transfer between orders, e.g. tens-transfer device where transfer is effected in one step
G06C 15/30 Devices for transfer between orders, e.g. tens-transfer device where transfer is effected in two steps
G06C 15/32 Devices for transfer between orders, e.g. tens-transfer device where transfer is effected in two steps with provision for simultaneous transfer between all orders
G06C 15/34 Devices for transfer between orders, e.g. tens-transfer device where transfer is effected by planet gear, i.e. crawl type
G06C 15/36 Devices for transfer between orders, e.g. tens-transfer device where transfer is effected by planet gear, i.e. crawl type with aligning means
G06C 15/38 Devices for transfer between orders, e.g. tens-transfer device for pin-wheel computing mechanisms
G06C 15/40 Devices for transfer between orders, e.g. tens-transfer device 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
G06C 17/00 Mechanisms for converting from one notational system to another, i.e. radix conversion
G06C 19/00 Decimal-point mechanisms; Analogous mechanisms for non-decimal notations
G06C 19/02 Devices for indicating the point
G06C 19/04 Devices for printing the point
G06C 21/00 Programming-mechanisms for determining the steps to be performed by the computing machine, e.g. when a key or certain keys are depressed
G06C 21/02 Programming-mechanisms for determining the steps to be performed by the computing machine, e.g. when a key or certain keys are depressed 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
G06C 23/00 Driving mechanisms for functional elements
G06C 23/02 Driving mechanisms for functional elements of main shaft
G06C 23/04 Driving mechanisms for functional elements of pin carriage, e.g. for step-by-step movement
G06C 23/06 Driving mechanisms for functional elements of tabulation devices, e.g. of carriage skip
G06C 23/08 Hydraulic or pneumatic actuation
G06C 25/00 Auxiliary functional arrangements, e.g. interlocks
G06C 25/02 Item-counting devices
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