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:
Aug. 15, 2017
Filed:
Mar. 11, 2015
Applicant:
Yokogawa Electric Corporation, Tokyo, JP;
Inventors:
Masaaki Yonezawa, Tokyo, JP;
Satoshi Mochizuki, Tokyo, JP;
Naoyuki Fujimoto, Tokyo, JP;
Minoru Midorikawa, Tokyo, JP;
Assignee:
Yokogawa Electric Corporation, Musashino-shi, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 52/02 (2009.01); H04Q 9/00 (2006.01); H04L 29/08 (2006.01); H04L 29/12 (2006.01);
U.S. Cl.
CPC ...
H04W 52/0261 (2013.01); H04L 67/303 (2013.01); H04Q 9/00 (2013.01); H04W 52/0219 (2013.01); H04L 61/2038 (2013.01); H04L 61/2069 (2013.01); Y02B 60/50 (2013.01);
Abstract
A device adapter which is connectable to the field devices, includes an interface which is connectable to the field devices, a power source configured to supply electric power to the field devices connected to the interface, and a start controller configured to perform a start control of the field devices connected to the interface to make a total power consumption of the field devices connected to the interface be within a range permitted in accordance with an explosion-proof standard.