JPS6236502Y2 - - Google Patents

Info

Publication number

JPS6236502Y2

JPS6236502Y2 JP8461181U JP8461181U JPS6236502Y2 JP S6236502 Y2 JPS6236502 Y2 JP S6236502Y2 JP 8461181 U JP8461181 U JP 8461181U JP 8461181 U JP8461181 U JP 8461181U JP S6236502 Y2 JPS6236502 Y2 JP S6236502Y2

Authority

JP

Japan

Prior art keywords

filter

folds

reinforcing material

fan motor

dust

Prior art date

1981-06-09

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.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

• 239000000428 dust Substances 0.000 claims description 13
• 239000012779 reinforcing material Substances 0.000 claims description 10
• 238000005452 bending Methods 0.000 claims description 3
• 239000000463 material Substances 0.000 description 3
• 239000000853 adhesive Substances 0.000 description 2
• 230000001070 adhesive effect Effects 0.000 description 2
• 229910000831 Steel Inorganic materials 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 239000013013 elastic material Substances 0.000 description 1
• 239000002245 particle Substances 0.000 description 1
• 238000005192 partition Methods 0.000 description 1
• 230000000644 propagated effect Effects 0.000 description 1
• 230000002787 reinforcement Effects 0.000 description 1
• 239000010959 steel Substances 0.000 description 1
• 239000000126 substance Substances 0.000 description 1
• 238000009423 ventilation Methods 0.000 description 1