Title:
CONTROL SYSTEM OF MACHINERY
Document Type and Number:
Japanese Patent JPS5916004
Kind Code:
A
Abstract:
PURPOSE:To prevent machinery from being operated illegaly by storing a specific code in the storage means that the machinery has and inhibiting it from operating unless the code is stored. CONSTITUTION:When a machine is shipped, an initial switch 42 is operated to write the specific code corresponding to the manufacturer's serial number of the machine in a storage device. This operation is inhibited after the shipping. The code once set can not be rewritten. A switch 43 is operated to call the stored code. At this time, a key flag is set to ''1'' when the code is inputted and the operation of the machine is started. Thus, the machine is prevented from being sold in an illegal route by erasing the manufacturer's serial number intentionally.
More Like This:
| JP2000098824 | ELECTRONIC DEVICE |
| JPH03224766 | COLOR PRINTER |
Inventors:
SHIBAZAKI KENJI
ITOU MASAZUMI
MURATA TOMOJI
ITOU MASAZUMI
MURATA TOMOJI
Application Number:
JP12658082A
Publication Date:
January 27, 1984
Filing Date:
July 19, 1982
Export Citation:
Assignee:
MINOLTA CAMERA KK
International Classes:
B41J29/38; G05B15/02; G07C3/00; G07C11/00; (IPC1-7): B41J29/38; G05B15/02; G07C11/00
Domestic Patent References:
| JPS56149606A | 1981-11-19 |