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:
Nov. 30, 1982
Filed:
Nov. 19, 1980
Applicant:
Inventors:
Hiroshi Teraoku, Tokyo, JP;
Hideki Yamaguchi, Tokyo, JP;
Assignees:
Hitachi Ltd., Tokyo, JP;
Ohbayashi-Gumi, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
222196 ; 222410 ; 222559 ; 141331 ; 414325 ; 52197 ; 222342 ;
Abstract
A hopper includes a peripheral side wall having upper and lower open ends, and a conical body provided inside the peripheral side wall to define an annular space for storing solid material therebetween. The lower open end of the peripheral wall is separated from the conical body to define an annular discharge point therebetween.