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. 15, 1991
Filed:
Aug. 03, 1989
Shigeki Kato, Chiryu, JP;
Yoshihumi Suzuki, Ena, JP;
Yasuji Chikaoka, Aichi, JP;
Miyuki Morimoto, Mie, JP;
Hiroyuki Watanabe, Nagoya, JP;
Noriyuki Yoneyana, Nagoya, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Abstract
A print head assembly of a printing device, in which a supporting member flexibly supporting a plurality of armature members, and a permanent magnet member urging the armatures in one direction by means of its magnetic force and arranged between a head body as a yoke member, including plurality of cores wound individually with solenoid coils, and a cover member integrally formed with a guide member having a nose for guiding a number of print wires. All these members are joined together along an assembling axis. The cover member has apertures individually formed at positions corresponding to the armature members, the armature members being secured to the supporting member by irradiation of an electron beam or a laser beam from the outside through the apertures.