Title:
CAP FOR HIDING BOLT HOLE
Document Type and Number:
Japanese Patent JPH07286610
Kind Code:
A
Abstract:
PURPOSE: To surely prevent storm sewage from going from a bolt hole by securing a cap on the bolt hole by simple operation.
CONSTITUTION: Semi-cylindrical sections 2a and 2b comprising the cylindrical part divided by a split groove 3 perpendicular to the lower face 1a of a plastic head section 1 are provided, and screw thread section 5a and 5b are provided on the external peripheral faces of the semi-cylindrical sections 2a and 2b leaving sections 4a and 4b whose diameter is reduced unmachined, and a rotary operation section 6 is provided in the top face 1b of the head section 1, and a ring-like projections 7 are provided in the outside of the semi-cylindrical sections 2a and 2b in the lower section 1a of the head section 1.
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Inventors:
EZAKI TAKANOBU
Application Number:
JP10330794A
Publication Date:
October 31, 1995
Filing Date:
April 18, 1994
Export Citation:
Assignee:
TAKIGEN MFG CO
International Classes:
F16B35/00; F16B37/14; F16B41/00; (IPC1-7): F16B35/00; F16B41/00
Attorney, Agent or Firm:
Masuda Mamoru