JPH0350629U - - Google Patents

Info

Publication number

JPH0350629U

JPH0350629U JP10946589U JP10946589U JPH0350629U JP H0350629 U JPH0350629 U JP H0350629U JP 10946589 U JP10946589 U JP 10946589U JP 10946589 U JP10946589 U JP 10946589U JP H0350629 U JPH0350629 U JP H0350629U

Authority

JP

Japan

Prior art keywords

frame

telescoping

earth retaining

jack

coupling member

Prior art date

1989-09-19

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

• 230000008878 coupling Effects 0.000 claims 2
• 238000010168 coupling process Methods 0.000 claims 2
• 238000005859 coupling reaction Methods 0.000 claims 2
• 210000001015 abdomen Anatomy 0.000 claims 1
• 229910001234 light alloy Inorganic materials 0.000 claims 1
• 238000009412 basement excavation Methods 0.000 description 1