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. 18, 2006
Filed:
May. 02, 2003
Akihiro Hashimoto, Kanagawa, JP;
Akihiro Hashimoto, Kanagawa, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
Object of this invention is to provide a servo writer capable of automatically controlling record current amount supplied to a writing head for every kind of magnetic tape when writing a servo signal on many kinds of magnetic tapes. The servo writer for writing a servo signal on magnetic tape MT which is fed out from a feeding reel and taken-up by a take-up reel includes writing head Hthat writes a servo signal on the magnetic tape MT, inspection head Hfor reading the servo signal formed on the downstream side and written on the magnetic tape MT, servo signal inspection partthat inspects the servo signal read by the inspection head Hand current amount control partthat controls the amount of record current supplied to the writing head Hbased on the inspection result in the servo signal inspection part