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. 26, 1999
Filed:
Apr. 01, 1998
Applicant:
Inventor:
Hisashi Nemoto, Tokyo, JP;
Assignee:
Shinon Denkisangyo Kabushiki-Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
A47L / ;
U.S. Cl.
CPC ...
15-151 ; 15215 ; 15217 ;
Abstract
A dust remover for removing dirts or dusts comprises a cushioning material (1) made of a plurality of elastomeric filaments comprising a mixture of synthetic resinous material and a powdered electrical conductive material, said filaments are entangled each other to provide a plurality of through holes or voids extending vertically therethrough, a collector sheet (2) of electret laying under the cushioning material to provide a mat, a base (3) of insulating material for supporting the mat thereon, and a grounding cable (4) connected to the cushioning material.