Title:
BUILDING SHUTTER
Document Type and Number:
Japanese Patent JP2010196365
Kind Code:
A
Abstract:
To provide a building shutter device capable of winding a shutter curtain constituted by connecting a plurality of slats in a series around a winding drum and unwinding it from the winding drum, preventing the occurrence of noise, and protecting a member.
This building shutter device is provided with a slat guide 7 positioned between a drum member D being the winding drum 3 or the shutter curtain 1 wound already around the winding drum 3 and the shutter curtain 1 extended from the winding drum 3 or the drum member D and being provided through a displacing means being displaced by following changes of a winding diameter of the drum member D.
Inventors:
HOSOYAMA KENJI
YOSHINO SHINJI
HATAKEYAMA YUICHI
YOSHINO SHINJI
HATAKEYAMA YUICHI
Application Number:
JP2009042490A
Publication Date:
September 09, 2010
Filing Date:
February 25, 2009
Export Citation:
Assignee:
SANWA SHUTTER CORP
International Classes:
E06B9/17
Attorney, Agent or Firm:
Tetsuo Hirose