JPS6115215Y2 - - Google Patents

Info

Publication number

JPS6115215Y2

JPS6115215Y2 JP8347481U JP8347481U JPS6115215Y2 JP S6115215 Y2 JPS6115215 Y2 JP S6115215Y2 JP 8347481 U JP8347481 U JP 8347481U JP 8347481 U JP8347481 U JP 8347481U JP S6115215 Y2 JPS6115215 Y2 JP S6115215Y2

Authority

JP

Japan

Prior art keywords

dustproof cover

cover

peripheral wall

opened

dustproof

Prior art date

1981-06-05

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

• 238000007689 inspection Methods 0.000 claims description 17
• 238000001816 cooling Methods 0.000 claims description 15
• 230000002093 peripheral effect Effects 0.000 claims description 12
• 238000003780 insertion Methods 0.000 claims description 8
• 230000037431 insertion Effects 0.000 claims description 8
• 239000000428 dust Substances 0.000 claims description 3
• 230000002265 prevention Effects 0.000 claims 1
• 238000012986 modification Methods 0.000 description 2
• 230000004048 modification Effects 0.000 description 2
• 238000005452 bending Methods 0.000 description 1
• 230000003670 easy-to-clean Effects 0.000 description 1
• 239000007858 starting material Substances 0.000 description 1
• 239000010902 straw Substances 0.000 description 1