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:
May. 11, 1993
Filed:
Jul. 05, 1989
Kozo Matake, Kanagawa, JP;
Ebara Corporation, Tokyo, JP;
Abstract
A thrust bearing device for an electric motor lubricated by liquid within a motor casing includes a rotary disk fixed on a primary shaft of the motor and a sliding shoe member having sliding surfaces slidably in contact with a sliding surface of the rotary disk. The sliding shoe member is made of metal and is provided with a plurality of segmented shoes unitarily connected to a common base through respective ribs. The sliding shoe member is fixed to a motor bracket with a gap having a predetermined configuration provided between the retaining surface of the motor bracket and the bottom surface of the common base of the sliding shoe member at each of the portions thereof which respectively correspond to the shoes.