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Patent Searching and Data


Title:
METHOD FOR ATTACHING STEP TO CONCRETE-MADE MANHOLE
Document Type and Number:
Japanese Patent JP2000309934
Kind Code:
A
Abstract:

To completely adhere an adhesion resin by a constant amount and improve the external appearance of a manhole even if the wall thickness of the manhole is thick in the case where a step is attached to the concrete-made manhole.

After a blocking body 5 blocking an interior part from the edge part of the insertion end of a step is inserted in a step attaching hole 8, a bag-like sponge 4 impregnated with an adhesion resin is mounted on a step end 3 to insert the end into the attaching hole 8 so as to fix a step 2. In addition, rubber- or resin-made plug 7 is pressed in the opening part of the outer wall side of the step attaching hole 8.


Inventors:
UTANO MASATOSHI
NAKAZATO YASUO
TSUKADA TAKEO
Application Number:
JP1999000119909
Publication Date:
November 07, 2000
Filing Date:
April 27, 1999
Export Citation:
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Assignee:
NICHIKON KK
International Classes:
E02D29/12; E06C9/04; (IPC1-7): E02D29/12; E06C9/04
Attorney, Agent or Firm:
小杉 佳男 (外1名)