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    • 1. 发明授权
    • Scaffolding system
    • 脚手架系统
    • US4597472A
    • 1986-07-01
    • US567866
    • 1983-12-09
    • Bo A. Hjelm
    • Bo A. Hjelm
    • E04G1/06E04G1/12E04G1/14E04G1/15E04G7/26E04G7/30
    • E04G7/301E04G1/12E04G1/15E04G7/302Y10T403/4671Y10T403/7005
    • A scaffolding system comprises tubular uprights (10) having inwardly extending stiffening and guide flanges (23) for guiding any inserted jointing pieces and braces (15) that may be necessary, and connected with connecting beams (12) by means of bayonet joints (21, 22, 33). Such a bayonet joint comprises a hole (21) in the upright (10) and a locking hook (22) which projects from the end of the beam (12) and which, after it has been turned into its engagement position, is fixed in this position by means of a catch (35) displaceably mounted on the beam for movement into locking engagement with the upright. The inwardly extending stiffening flanges in the tubular uprights have radial recesses provided at a predetermined distance from the ends of the uprights to receive outwardly directed projections on a jointing piece insertable in the uprights.
    • PCT No.PCT / SE83 / 00154 Sec。 371日期1983年12月9日第 102(e)日期1983年12月9日PCT提交1983年4月22日PCT公布。 公开号WO83 / 03868 日期:1983年11月10日。一种脚手架系统,包括具有向内延伸的加强和引导凸缘(23)的管状立柱(10),用于引导可能需要的任何插入的接合件和支架(15),并与连接梁(12)连接, 通过卡口接头(21,22,33)。 这种卡口接头包括在立柱(10)中的孔(21)和从梁(12)的端部突出的锁定钩(22),并且在其已经变成其接合位置之后,将其固定在 该位置借助于可移动地安装在梁上的止动件(35),用于移动成与直立件锁定接合。 管状立柱中的向内延伸的加强凸缘具有设置在距离立柱的端部预定距离处的径向凹部,以在可插入立柱中的接合件上接收向外指向的突起。