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:
Oct. 15, 1991
Filed:
Oct. 01, 1990
Applicant:
Inventor:
Hiromitsu Nagamatsu, Kumagaya, JP;
Assignee:
Hitachi Metals, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
198725 ; 198734 ; 198731 ;
Abstract
A flight for collecting sludge by sweeping comprises a roller shoe, comprising (a) a frame having a substantially U-shaped cross section and having a pair of side plates, (b) a shaft having a diameter-enlarged portion at one end and a threaded portion at the other end, and fixed to the side plates, and (c) a roller rotatably supported by the shaft between the side plates, wherein the frame is constituted by an injection-molded synthetic resin, and the roller is made of a synthetic resin.
Nagamatsu, Hiromitsu. (1991). Flight for collecting sludge by sweeping and roller shoe fixed thereto (U.S. Patent No. 5056651). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5056651
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile