Title:
SLUDGE SCRAPING DEVICE
Document Type and Number:
Japanese Patent JP2019136618
Kind Code:
A
Abstract:
To provide a sludge scraping device capable of effectively suppressing the falling of a flight from a support rail when the flight floats up from the support rail.SOLUTION: A sludge scraping device 11 includes: a plurality of sprockets 15; an endless chain 16 wound around the plurality of sprockets 15; a flight 24 that is attached to the chain 16, and moves on an outer peripheral side of an orbit of the chain 16 when the chain 16 circumferentially moves with rotations of the sprockets 15; a first shoe 28 attached to the flight 24; an upper side support rail 26 that supports the flight 24 through the first shoe 28; an upper side engagement rail 30 that extends in the same direction as the upper side support rail 26; and an engaging portion 31 that is provided on the first shoe 28, and suppresses the falling of the flight 24 from the upper side support rail 26 by engaging with the upper side engagement rail 30 when the flight 24 floats up from the upper side support rail 26.SELECTED DRAWING: Figure 2
Inventors:
FUJIWARA MAKOTO
KAWANA TATSUYA
KAWANA TATSUYA
Application Number:
JP2018018813A
Publication Date:
August 22, 2019
Filing Date:
February 06, 2018
Export Citation:
Assignee:
TSUBAKIMOTO CHAIN CO
International Classes:
B01D21/18; B01D21/22; F16H19/02
Domestic Patent References:
| JP2016000386A | 2016-01-07 | |||
| JP2015073931A | 2015-04-20 | |||
| JP2016101586A | 2016-06-02 | |||
| JP2011005400A | 2011-01-13 | |||
| JP2014161769A | 2014-09-08 | |||
| JP2017000972A | 2017-01-05 | |||
| JP2006326483A | 2006-12-07 | |||
| JP2013010085A | 2013-01-17 |
Foreign References:
| US6126019A | 2000-10-03 |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda