| 摘要 |
The invention is an extendible lateral support arm to span between a building structure and a structure adjacent. The extendible arm has at least two elongate arm members that are coupled together in a manner to be able to displace relative each other. The first arm defines a first end of said extendible arm. The second arm defines a second end of the extendible arm. The distance between the first and second end is able to be varied. The first end presents a first head that can engage to the building structure. The second end present a second head that can be secured to the structure adjacent. |
