JPS6141892Y2 - - Google Patents

Info

Publication number

JPS6141892Y2

JPS6141892Y2 JP733981U JP733981U JPS6141892Y2 JP S6141892 Y2 JPS6141892 Y2 JP S6141892Y2 JP 733981 U JP733981 U JP 733981U JP 733981 U JP733981 U JP 733981U JP S6141892 Y2 JPS6141892 Y2 JP S6141892Y2

Authority

JP

Japan

Prior art keywords

protrusion

handrail

center hole

members

screw

Prior art date

1981-01-23

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

• 238000003466 welding Methods 0.000 claims description 9
• 238000010079 rubber tapping Methods 0.000 claims description 7
• 230000008878 coupling Effects 0.000 description 8
• 238000010168 coupling process Methods 0.000 description 8
• 238000005859 coupling reaction Methods 0.000 description 8
• 238000005304 joining Methods 0.000 description 4
• 238000004519 manufacturing process Methods 0.000 description 2
• 238000000034 method Methods 0.000 description 2
• 238000004512 die casting Methods 0.000 description 1
• 238000009434 installation Methods 0.000 description 1
• JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1