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:
Nov. 11, 2014
Filed:
Sep. 07, 2010
Hiroki Somada, Shizuoka, JP;
Kazuhisa Yamamoto, Shizuoka, JP;
Tetsuya Hara, Shizuoka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A curtain coating apparatus including: a pair of edge guides configured to support both side edges of at least one coating liquid so as to form a coating liquid film which falls freely and apply the coating liquid film onto a continuously running support; and an auxiliary water introduction port which allows auxiliary water to be introduced substantially uniformly with respect to a width direction of an edge guide auxiliary water flow-down surface of each edge guide from an upper portion toward a lower portion of the flow-down surface, wherein the flow-down surface has at its upper portion a flat surface portion, and wherein the flow-down surface has at its lower portion an arc-shaped portion which is provided at a center and which protrudes in the shape of an arc, and a flat surface portion which is provided on both sides of the arc-shaped portion.