JPH0431369U - - Google Patents

Info

Publication number

JPH0431369U

JPH0431369U JP7270190U JP7270190U JPH0431369U JP H0431369 U JPH0431369 U JP H0431369U JP 7270190 U JP7270190 U JP 7270190U JP 7270190 U JP7270190 U JP 7270190U JP H0431369 U JPH0431369 U JP H0431369U

Authority

JP

Japan

Prior art keywords

magnetic

annular projection

magnetic fluid

rotating shaft

tip

Prior art date

1990-07-09

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 239000011553 magnetic fluid Substances 0.000 claims description 6
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
• XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
• 229910052782 aluminium Inorganic materials 0.000 claims 1
• 239000002131 composite material Substances 0.000 claims 1
• 229910052742 iron Inorganic materials 0.000 claims 1
• 230000002093 peripheral effect Effects 0.000 claims 1
• 238000007789 sealing Methods 0.000 claims 1