Title:
LID FOR CURING
Document Type and Number:
Japanese Patent JP2018188867
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a lid for curing (or a lid for a void pipe), which is applicable to the lid for the void pipe forming a floor opening upon concrete injection and the lid for curing the floor opening after concrete is cured, capable of draining rain water flowed into a concrete floor.SOLUTION: A lid 10 for curing to block a floor opening in a concrete structure is provided with a water collecting part 15 in a concave shape arranged on any position of an upper surface 11 of the lid 10 for curing and a joint grooved part jointed to a void pipe arranged to surround the water collecting part 15 of the upper surface 11 at a lower surface of the lid 10 for curing. One or a plurality of small projections 13 on the upper surface 11 of the lid 10 for curing are arranged to surround the water collecting part 15 and the upper surface 11 of the lid 10 for curing is downwardly oblique toward the water collecting part 15 from a peripheral part 12 of the lid 10 for curing.SELECTED DRAWING: Figure 1
Inventors:
ISHIZUKA TETSUO
INOUE MAKI
INOUE MAKI
Application Number:
JP2017092015A
Publication Date:
November 29, 2018
Filing Date:
May 03, 2017
Export Citation:
Assignee:
ISHIZUKA TETSUO SHOTEN KK
International Classes:
E04G21/32
Attorney, Agent or Firm:
Toshiki Sugawara