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:
Dec. 10, 1991
Filed:
Jun. 05, 1990
Shigekazu Sakai, Gifu, JP;
Masahiko Ishida, Gifu, JP;
Tokai Shoji Co., Ltd., Tokyo, JP;
Tokai Seiki Co., Ltd., Gifu, JP;
Abstract
A screen printer comprising a squeegee for applying a printing material to a work face when the squeegee moves on an upper side face of a screen while being kept in contact therewith, a doctor for uniforming a thickness of the printing material left on the upper side face of the screen, and a cleaner including a scraping bucket which moves on the underside face of the screen while being kept in contact therewith so as to scrape the printing material attached to the underside face of the screen upon applying operation of the squeegee. The scraping bucket comprises a bucket body formed into a concave shape with an open top in profile, and a scraping strip formed on an end of one side wall of the bucket body, which is inclined toward an advance direction of the scraping bucket.