JPS63172639U - - Google Patents

Info

Publication number

JPS63172639U

JPS63172639U JP6615587U JP6615587U JPS63172639U JP S63172639 U JPS63172639 U JP S63172639U JP 6615587 U JP6615587 U JP 6615587U JP 6615587 U JP6615587 U JP 6615587U JP S63172639 U JPS63172639 U JP S63172639U

Authority

JP

Japan

Prior art keywords

needle

dot printer

needle structure

coil spring

compression coil

Prior art date

1987-04-30

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

• 230000006835 compression Effects 0.000 claims description 6
• 238000007906 compression Methods 0.000 claims description 6
• 238000005219 brazing Methods 0.000 claims description 2
• 239000002184 metal Substances 0.000 claims 1
• 238000004804 winding Methods 0.000 description 1