JPH0289328U - - Google Patents

Info

Publication number

JPH0289328U

JPH0289328U JP16828288U JP16828288U JPH0289328U JP H0289328 U JPH0289328 U JP H0289328U JP 16828288 U JP16828288 U JP 16828288U JP 16828288 U JP16828288 U JP 16828288U JP H0289328 U JPH0289328 U JP H0289328U

Authority

JP

Japan

Prior art keywords

bucket

communication pipe

atmosphere

roof

liquid level

Prior art date

1988-12-28

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

• 239000007788 liquid Substances 0.000 claims description 2
• 230000007257 malfunction Effects 0.000 claims 1
• 230000002265 prevention Effects 0.000 claims 1
• 239000004809 Teflon Substances 0.000 description 2
• 229920006362 Teflon® Polymers 0.000 description 2
• 238000010586 diagram Methods 0.000 description 2
• 238000005259 measurement Methods 0.000 description 1