Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Mitsuhisa Akashi0
Norihiko Sumiyoshi0
Date of Patent
December 25, 2018
0Patent Application Number
148985220
Date Filed
June 24, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A polishing brush (1) includes a plurality of linear abrasive members (32) each formed by hardening an aggregated yarn of inorganic filaments by a resin binder, and a holder (2) that holds the linear abrasive members (32). The linear abrasive members (32) are held by a base (31). The base (31) is secured to a spindle (25) in the holder (2). In the spindle (25), a flow path (28) for discharging a liquid cutting agent toward a side on which free ends (33) of the linear abrasive members (32) are located is provided.
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