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:
Sep. 25, 2001
Filed:
Sep. 30, 1999
Shinichi Nakane, Okazaki, JP;
Makita Corporation, Anjo, JP;
Abstract
A pair of brush assemblies,for use in an electric power tool each includes a brush holder,in which a carbon brush is inserted, a pair of elastic strips,protruding from the outside lower edges of the brush holder,The elastic strips,are folded back inward of the brush holder,such that each of the strips has a tapering, V-shaped cross-section and has elasticity in the widthwise direction of the brush holder,A pair of brush holder mounts,are provided on a motor housing of the electric power too, on which the brush assemblies,are installed. Each brush holder mount,includes a pair of positioning slots,for receiving the elastic strips,of the brush holder,When fitted in the positioning slots,the elastic strips,securely engage the side walls of the slots so as to prevent unintended removal of the brush holders,from the brush holder mounts