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.:
Date of Patent:
Jul. 16, 1991
Filed:
Aug. 03, 1988
Toshihiro Yamamoto, Yokohama, JP;
Yusaku Azuma, Yokohama, JP;
Masateru Yasuhara, Kawasaki, JP;
Takeo Tanita, Kawasaki, JP;
Shozo Kasai, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A controller for an automatic assembling apparatus consisting of a plurality of operation units each of which has a variety of devices to be driven and which perform independent, different operations under the program control is disclosed. This controller includes a host control unit expressing a sequence control portion of program control for the plurality of operation units by multitask program control, a plurality of lower-order control units having control programs for controlling an independent operation of each of the plurality of devices to be driven, and a shared memory which is connected to the host control unit and the plurality of lower-order control units, and is shared and accessed by the host control unit and the lower-order control units.