JPS61188725U - - Google Patents

Info

Publication number

JPS61188725U

JPS61188725U JP7342585U JP7342585U JPS61188725U JP S61188725 U JPS61188725 U JP S61188725U JP 7342585 U JP7342585 U JP 7342585U JP 7342585 U JP7342585 U JP 7342585U JP S61188725 U JPS61188725 U JP S61188725U

Authority

JP

Japan

Prior art keywords

welding surface

function

fumes

electric welding

sucking

Prior art date

1985-05-20

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000003466 welding Methods 0.000 claims description 5
• 239000003517 fume Substances 0.000 claims 2
• 238000007599 discharging Methods 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1
• 238000009423 ventilation Methods 0.000 description 1