JPH0340396U - - Google Patents

Info

Publication number

JPH0340396U

JPH0340396U JP10236589U JP10236589U JPH0340396U JP H0340396 U JPH0340396 U JP H0340396U JP 10236589 U JP10236589 U JP 10236589U JP 10236589 U JP10236589 U JP 10236589U JP H0340396 U JPH0340396 U JP H0340396U

Authority

JP

Japan

Prior art keywords

concrete spraying

rotary actuator

mounting arm

attached

nozzle mounting

Prior art date

1989-08-30

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

• 238000005507 spraying Methods 0.000 claims description 6
• 230000003028 elevating effect Effects 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 2
• 238000009412 basement excavation Methods 0.000 description 1
• 239000007921 spray Substances 0.000 description 1