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:
Apr. 20, 1999
Filed:
Mar. 28, 1996
Applicant:
Inventors:
Yoshiyuki Ikezaki, Nagoya, JP;
Toshio Inose, Chiryu, JP;
Assignee:
Brother Kogyo Kabushiki Kaisha, Aichi-ken, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
451 38 ; 451 76 ; 451 39 ; 451 40 ;
Abstract
Abrasive blasting of fine particles is used to remove flash, burrs and dust from a nozzles in a nozzle array plate formed by injection molding. The abrasive blasting is applied from the entry side of the nozzles to remove the flash and roughen the interior of the nozzles. A thin solid flash portion can be formed on the exit side of each nozzle to ensure uniform conditions of all the nozzles before the abrasive blasting is applied.