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. 24, 1987
Filed:
Mar. 01, 1985
Applicant:
Inventor:
Ichiro Fukuwatari, Tochigi, JP;
Assignee:
Hitachi Kiden Kogyo Kabushikikaisha, Amagasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
318135 ; 310 13 ;
Abstract
A moving object stop control method using a linear motor comprising a movable element mounted to the moving object and a pair of stators disposed to put therebetween the stop position of the moving object, the pair of stators being applied with exciting voltages opposite phase to each other, the exciting voltages each being reduced of amplitude only by a desired magnitude intermittently with the predetermined timing.