Title:
LOCAL EXHAUST DEVICE
Document Type and Number:
Japanese Patent JP2021139525
Kind Code:
A
Abstract:
To reduce a risk that a user (a worker) is exposed to harmful substances.SOLUTION: A local exhaust device includes: a hood part which forms a box shape having an opening on a front surface and covers a work space; a lifting door part which is installed at the opening in such a way so as to be slidable in a vertical direction; an exhaust part which is disposed on at least one surface of the box shape and exhausts air in the work space; and a ventilation part which is disposed at a lower end of the lifting door part, suctions air outside and near the hood part, and sends the air into the hood part.SELECTED DRAWING: Figure 2
Inventors:
KAWAKAMI KOICHI
Application Number:
JP2020035848A
Publication Date:
September 16, 2021
Filing Date:
March 03, 2020
Export Citation:
Assignee:
KAWAKAMI KOICHI
International Classes:
B01L1/00; F24F7/06
Attorney, Agent or Firm:
Tomoshige Yoshihara