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.

Date of Patent:
Aug. 19, 2014

Filed:

Mar. 18, 2009
Applicants:

Yoshiki Onozawa, Nagano, JP;

Akifumi Seki, Nagano, JP;

Nobuyuki Ono, Nagano, JP;

Inventors:

Yoshiki Onozawa, Nagano, JP;

Akifumi Seki, Nagano, JP;

Nobuyuki Ono, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01);
U.S. Cl.
CPC ...
Abstract

An ultraviolet irradiation unit () is provided with an ultraviolet irradiation device () and an ink mist sucking and removing device (). The ink mist sucking and removing device () includes a blower fan (), an air filter () and a device cover () for forming an air flow passage whose one end is provided with a suction port () located in an upper vicinity of a printing object () and whose another end is provided with a ventilation port () facing an LED drive circuit board (). Air in the upper vicinity of a printing object () is sucked through the suction port () by the blower fan (), ink mist included in the air is removed by the air filter (), and cleaned air discharged through the ventilation port () is blown to an LED circuit board (), an LED drive circuit board ().


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