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.:

US 8784040 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 22, 2014

Filed:

May. 26, 2008
Applicants:

Kenji Masuda, Tokyo, JP;

Yoshikatsu Nankaku, Tokyo, JP;

Daisuke Nagasaki, Tokyo, JP;

Akihiro Ikawa, Tokyo, JP;

Inventors:

Kenji Masuda, Tokyo, JP;

Yoshikatsu Nankaku, Tokyo, JP;

Daisuke Nagasaki, Tokyo, JP;

Akihiro Ikawa, Tokyo, JP;

Assignee:

Mitsubishi Electric Corporation, Chiyoda-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 15/00 (2006.01); F04D 29/60 (2006.01); F24F 7/013 (2006.01); F04D 25/12 (2006.01); F04D 29/42 (2006.01);
U.S. Cl.
CPC ...
F24F 7/013 (2013.01); F04D 29/601 (2013.01); F04D 25/12 (2013.01); F04D 29/4226 (2013.01);
Abstract

A ventilator includes a body casing having an opening formed in its lower portion and an exhaust port formed on one side; a fan that is provided in the body casing, for sucking indoor air from the opening and exhausting the indoor air from the exhaust port; a resin fan casing that has a suction port and forms an air passage of the fan; a protection frame formed outside the air passage to cover a terminal block provided outside the air passage; a resin terminal block cover that watertightly seals a protection frame opening of a lower portion of the protection frame and is opened and closed; a sheet-metal case that is provided in the protection frame and stores the terminal block; and a sheet-metal terminal block cover that opens and closes a lower opening of the sheet-metal case.


Find Patent Forward Citations

Masuda, Kenji. (2014). Ventilator (U.S. Patent No. 8784040). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8784040

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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