JPS62194836U - - Google Patents

Info

Publication number

JPS62194836U

JPS62194836U JP8391486U JP8391486U JPS62194836U JP S62194836 U JPS62194836 U JP S62194836U JP 8391486 U JP8391486 U JP 8391486U JP 8391486 U JP8391486 U JP 8391486U JP S62194836 U JPS62194836 U JP S62194836U

Authority

JP

Japan

Prior art keywords

prevention plate

plate

dust intrusion

intrusion prevention

members

Prior art date

1986-06-02

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

• 230000002265 prevention Effects 0.000 claims description 9
• 239000000428 dust Substances 0.000 claims description 6
• 239000000463 material Substances 0.000 claims 1
• 230000000149 penetrating effect Effects 0.000 claims 1
• 230000003014 reinforcing effect Effects 0.000 claims 1
• 230000002787 reinforcement Effects 0.000 description 1