Title:
SCAVENGING DEVICE, ROBOT SYSTEM, AND SCAVENGING METHOD
Document Type and Number:
WIPO Patent Application WO/2020/218185
Kind Code:
A1
Abstract:
The present invention is characterized in that: when performing scavenging, a protective gas adjustment device adjusts the pressure value of a protective gas to a prescribed first pressure value, and a pilot air adjustment device adjusts the pilot pressure input to a first air-operated valve so that a first flow passage is opened, and adjusts the pilot pressure input to a second air-operated valve so that a second flow passage is closed; and when scavenging is complete, the protective gas adjustment device adjusts the pressure value of the protective gas to a prescribed second pressure value, and the pilot air adjustment device adjusts the pilot pressure input to the first air-operated valve so that the first flow passage is closed and adjusts the pilot pressure input to the second air-operated valve so that the second flow passage is opened.
Inventors:
DEMURA NOBUHIRO
OSAKO SHINGO
MEDE OSAMU
OSAKO SHINGO
MEDE OSAMU
Application Number:
PCT/JP2020/016863
Publication Date:
October 29, 2020
Filing Date:
April 17, 2020
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
B25J19/00; B05B12/00
Foreign References:
| JPS62162494A | 1987-07-18 | |||
| JPH10202577A | 1998-08-04 | |||
| JP2019206051A | 2019-12-05 | |||
| JPH10202577A | 1998-08-04 |
Attorney, Agent or Firm:
PATENT CORPORATE BODY ARCO PATENT OFFICE (JP)
Download PDF: