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:
Mar. 16, 1999
Filed:
May. 15, 1997
Applicant:
Inventors:
Hisayuki Kanki, Kobe, JP;
Naoki Taguchi, Akashi, JP;
Assignee:
Nabco Limited, Kobe, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E05F / ;
U.S. Cl.
CPC ...
702113 ; 702108 ; 702 57 ; 702 99 ; 702174 ; 318466 ; 318480 ;
Abstract
An automatic door system includes a door which id driven to open and close by a motor. A sensor senses an object which approaches or leaves the door. A control section controls the motor in accordance with a signal supplied from the sensor. The control section includes a CPU which examines the motor, the sensor and the control section for failure or malfunction, and also an EEPROM which stores the result of examination made by the CPU. The result of examination stored in the EEPROM is outputted to a Handy Terminal or a personal computer.