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. 30, 1999
Filed:
Sep. 22, 1997
Applicant:
Inventor:
Mitsuru Maruyama, Tokyo, JP;
Assignee:
Maruyama Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C / ; B02C / ;
U.S. Cl.
CPC ...
2411891 ; 241191 ; 241236 ;
Abstract
The present invention relates to a crusher capable of efficiently crushing chunks of concrete or masonry waste, which crusher is attached to a crusher body such as a bucket which is disposed at a distal end of a movable arm or other predetermined place of a civil engineering machine, into small pieces. A pair of toothed crushing plates each having a plurality of radially extending teeth are attached to eccentric shafts mounted on the crusher body.
Maruyama, Mitsuru. (1999). Crusher of chunks of concrete or masonry (U.S. Patent No. 5887810). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5887810
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile