Title:
PEELING PREVENTING TOOL FOR AFTER-FILLED MORTAR AND WEIR FIXING TOOL
Document Type and Number:
Japanese Patent JPH1136586
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To relieve labor for repair by preventing the occurrence of peel of after-filled mortar. SOLUTION: This peeling preventing tool comprises an uneven surface formed body 11 removable mounted on e peripheral surface of the peripheral surface of a weir fixing tool 2 being so-called P concrete or wood concrete. The uneven surface forming body 11 comprises a cylindrical body 12 which has a tapered off cylinder inner surface corresponding to the cylindrical shape of the weir fixing tool 2 and in which a weir fixing tool 2 is fitted in a manner to make contact with the cylinder inner surface; and a rib-form protrusion 13 formed on an outer surface. The protrusion 13 is formed in an uneven surface state on the the inner surface of a recessed part formed in a side of concrete corresponding to the shape of the weir fixing tool 2. The cylindrical body 12 is formed an elastic material of rigid plastic and a cut line 14 extending along a material axial direction is formed. By pressing the weir fixing tool 2 in the cylindrical body 12 so that the cut line is spreaded, reliable fixing of the weir fixing tool 2 is effected by the restoration force of the cylindrical body 12 about to return to an original diameter.
Inventors:
CHIKAMATSU RYUICHI
WAKAMATSU TAKESHI
KAWASHIMA HIROYUKI
WAKAMATSU TAKESHI
KAWASHIMA HIROYUKI
Application Number:
JP21399597A
Publication Date:
February 09, 1999
Filing Date:
July 24, 1997
Export Citation:
Assignee:
OHBAYASHI CORP
International Classes:
E04G17/06; (IPC1-7): E04G17/06
Attorney, Agent or Firm:
Satoshi Hisataka