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Patent Searching and Data


Title:
MANHOLE COVER
Document Type and Number:
Japanese Patent JP2004211415
Kind Code:
A
Abstract:

To provide a manhole cover which assures safety walk by eliminating a handle recess when the cover is installed in a manhole, facilitates installation and removal work by inhibiting accumulation of rain water and sand, does not cause environmental pollution by inhibiting accumulation of rain water and requires reduced transportation cost by reducing the packing volume by making a lock device unnecessary because it is not opened and reduced manufacturing cost by reducing the number of parts.

In the manhole cover having the handle recess on the surface of the cover body, an embedded member is detachably fitted in the handle recess, and the exposed face of the embedded member is made substantially flush with the surface of the cover body.


Inventors:
HASUIKE SHIGERU
MURATA KOZO
Application Number:
JP2002383769A
Publication Date:
July 29, 2004
Filing Date:
December 30, 2002
Export Citation:
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Assignee:
HASUIKE SHIGERU
MURATA KOZO
International Classes:
E02D29/14; (IPC1-7): E02D29/14
Attorney, Agent or Firm:
Yuji Nosue