The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7941239 B1

PDF
Full Text
Expired
Date of Patent:
May. 10, 2011

Filed:

Jun. 27, 2008
Applicants:

Kenichi Ikegami, Inazawa, JP;

Tsutomu Araki, Okazaki, JP;

Inventors:

Kenichi Ikegami, Inazawa, JP;

Tsutomu Araki, Okazaki, JP;

Assignee:

JTEKT Corporation, Osaka-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 19/00 (2011.01); G06F 9/44 (2006.01); G05B 15/00 (2006.01); G05B 11/01 (2006.01);
U.S. Cl.
CPC ...
Abstract

The PLC according to this invention includes I/O modules, a CPU module, an input/output bus, and a PC having a display. The CPU module includes a control program storage unit which previously stores an intrinsic control program in which operation processing and an input/output information item are packaged; a library which previously stores the function block representing the operation processing; and a header file which previously stores equivalent input/output information equivalently representing the input/output information by a graphical language. Referring to the library and header file, PC causes the execution program created and stored in the main storage unit to be displayed on the display by the function block and equivalent input/output information item.


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