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:
Sep. 24, 1996
Filed:
Dec. 22, 1994
Applicant:
Inventors:
Izuho Okada, Ibaraki-ken, JP;
Yoshinobu Asako, Ibaraki-ken, JP;
Kiyomi Arimatsu, Ibaraki-ken, JP;
Minoru Kobayashi, Ibaraki-ken, JP;
Satoru Ono, Ibaraki-ken, JP;
Ryuji Aizawa, Ibaraki-ken, JP;
Assignee:
Nippon Shokubai Co., Ltd., Osaka-fu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 783 ; 252 73 ; 252572 ;
Abstract
An electrorheological fluid comprising dielectric particles and an insulating liquid and characterized by exhibiting a viscosity of not more than 0.2 Pa.cndot.s at a shear rate of 33/s when measured at 25.degree. C. in the absence of supply of an electric field and a structural viscosity satisfying the condition of the formula (1):