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. 30, 1997
Filed:
May. 20, 1996
Koichi Asai, Nagoya, JP;
Takeyoshi Isogai, Hekinan, JP;
Manabu Mizuno, Chiryu, JP;
Jun Adachi, Nagoya, JP;
Fuji Machine Mfg. Co., Ltd., Aichi-ken, JP;
Abstract
An apparatus for cleaning a screen of a screen printing machine, including an ultrasonic vibrator which vibrates at an ultrasonic frequency, a cleaning-sheet supporting device which supports a portion or an entirety of a porous cleaning sheet between the screen and the vibrator, such that the portion or entirety of the cleaning sheet is contactable with the screen and the vibrator, and a washing-agent supplying device which supplies a washing agent to the cleaning sheet. An apparatus for cleaning a contact surface of a screen of a screen printing machine, the contact surface contacting a substrate when the screen is used to effect a screen printing on the substrate, the apparatus including a feeding device which supports a wiping sheet in a form of a web having a constant width, such that a portion of the web is contactable with the contact surface of the screen, and which feeds the web in a longitudinal direction thereof, a pressing device which presses the portion of the web against a portion of the contact surface of the screen, and a moving device which moves one or both of the screen and a unit including the pressing device, relative to each other, in a direction parallel to the contact surface of the screen.