Title:
SHEET ELEVATION STRUCTURE OF SHEET SHUTTER
Document Type and Number:
Japanese Patent JP2018172909
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a sheet elevation structure of a sheet shutter in which a sheet drawn from a sheet drum can be lowered smoothly without making the weight of a grounding part excessive through assisting lowering of the sheet by a rotation body and the grounding part can be excellent in contacting cushioning performance with an article to be contacted.SOLUTION: There is provided a sheet elevation structure of a sheet shutter in which a winding sheet 2 is drawn and lowered through energizing by the dead weight of a grounding part 12 during normal rotation of a sheet drum 5, and is wound and elevated during reverse rotating of the sheet drum 5. Drawing and lowering of the sheet 2 is assisted through elastically pressing and contacting a rotational body 32 rotatably driven at a peripheral velocity higher than the drawing peripheral velocity of the sheet 2 to the sheet 2 under a winding condition which is drawn during normal rotation of the sheet drum 5.SELECTED DRAWING: Figure 5
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Inventors:
KOMATSU AKIO
HORIE YOSHIAKI
MOCHIDA TAKAYUKI
KAWANAKA MANABU
HORIE YOSHIAKI
MOCHIDA TAKAYUKI
KAWANAKA MANABU
Application Number:
JP2017071140A
Publication Date:
November 08, 2018
Filing Date:
March 31, 2017
Export Citation:
Assignee:
KOMATSU DENKI SANGYO KK
International Classes:
E06B9/56
Attorney, Agent or Firm:
Makoto Kono
Kogo Kogo
Kazuya Kusunoki
Kogo Kogo
Kazuya Kusunoki