Patent ID: 6873326

Claim:
A tolerance display system, comprising: a storage device storing standards data/files related to a general tolerance; an information input device arranged to input prescribed information; an operation unit arranged to read out standards data related to said general tolerance from said storage device based on data input by said information input device, and calculating limits of size; an output device arranged to display said input data, said standards data, and said limits of size; and a controller arranged to manage and control said storage device, said input device, said operation unit and said output device; said information input device including: an industry type menu input portion for selecting and inputting an industry type represented by the type of a desired product; a specified condition input portion for inputting a specified condition including at least one of a special item, a tolerance class, or a basic dimension; and a numerical value/arithmetic operator input portion for inputting a numerical value/an arithmetic operator; wherein said industry type menu input portion includes an industry type menu input keyboard for selecting an industry type represented by a name of a desired product, said numerical value/arithmetic operator input portion includes a numerical value/arithmetic operator input keyboard for inputting a numerical value/an arithmetic operator, and said specified condition input portion includes a special item input keyboard for inputting said special item of interest including at least one of the type of a shape, the type of a product, the type of a working method, the type of a material, the type of a size, the type of a geometrical characteristic, a basic dimension division input keyboard for selecting the division of said basic dimension, a tolerance class input keyboard for selecting said tolerance class or a general tolerance input keyboard for inputting a calculated general dimensional tolerance.