发明申请
- 专利标题： Method and Apparatus for Repairing the Wall of a Manhole
- 专利标题（中）： 用于修理人孔墙的方法和装置
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申请号： US15287101申请日： 2016-10-06
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公开(公告)号： US20170022681A1公开(公告)日： 2017-01-26
- 发明人: Larry W. Kiest, JR.
- 申请人： LMK Technologies LLC
- 申请人地址： US IL Ottawa
- 专利权人： LMK Technologies LLC
- 当前专利权人： LMK Technologies LLC
- 当前专利权人地址： US IL Ottawa
- 主分类号： E02D29/12
- IPC分类号： E02D29/12
摘要：
The present invention comprises a method and means for repairing the wall of a manhole wherein a material capable of curing and hardening is adhered to the wall. An expandable bladder engages the curable and hardenable material and presses against and smoothes the material. The bladder may be chemically bonded to the curable and hardenable material or it may be mechanically bonded.
公开/授权文献
- US10125469B2 Method and apparatus for repairing the wall of a manhole 公开/授权日：2018-11-13
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