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:
Oct. 09, 2012

Filed:

Sep. 23, 2010
Applicants:

Tatsuaki Uehara, Tochigi, JP;

Yoshikazu Ikeda, Tochigi, JP;

Hisanori Fukuda, Tochigi, JP;

Teruyuki Nakamura, Tochigi, JP;

Tsutomu Iwaya, Tochigi, JP;

Inventors:

Tatsuaki Uehara, Tochigi, JP;

Yoshikazu Ikeda, Tochigi, JP;

Hisanori Fukuda, Tochigi, JP;

Teruyuki Nakamura, Tochigi, JP;

Tsutomu Iwaya, Tochigi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60J 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

There is provided a roll-up shade apparatus which can ensure a larger open dimension of a shade. The roll-up shade apparatus comprises a pair of first wire drums which travel and rotate in a wire wind-up direction or a wire feed direction when the shade is moved in the open direction or the closing direction, a pair of second wire drums which are coupled to a retractor so as to be rotatable together with the retractor, and which are rotatably provided at both sides of the retractor coaxially therewith so that a wire wind-up direction becomes opposite to a shade wind-up direction of the retractor, and a pair of wires suspended between the respective first and second wire drums so that the second wire drums rotate in a wire feed direction or in a wire wind-up direction when the first wire drums rotate in the wire wind-up direction or in the wire feed direction, respectively.


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