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:
Jul. 05, 2016
Filed:
Sep. 05, 2011
Applicants:
Hiroyuki Kuramochi, Aichi, JP;
Shigeo Itou, Osaka, JP;
Kiyohiko Iwamoto, Aichi, JP;
Inventors:
Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/60 (2006.01); F04D 25/08 (2006.01);
U.S. Cl.
CPC ...
F04D 29/601 (2013.01); F04D 25/088 (2013.01); F24F 2221/14 (2013.01);
Abstract
A ceiling fan includes a suspension part, a pipe, and a main body, the main body has a coupling part, an upper portion of the coupling part has a coupling hole, a lower portion of the pipe has a pipe hole, the coupling part is inserted into the pipe, a bolt inserted into the coupling hole and the pipe hole, and a nut. The bolt includes a threaded portion and a head having a curved surface that conforms to the shape of the outer surface of the pipe. The curved surface has a head direction guide part that guides the direction of the curved surface such that the curved surface is fixed in contact with the outer surface with the nut.