Title:
MANHOLE LID WITH ANTENNA
Document Type and Number:
Japanese Patent JP2017195559
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a manhole lid with an antenna intended to suppress deterioration of strength, cost, and slip resistance.SOLUTION: A manhole lid 1 with an antenna includes: a lid body 3 for closing an opening on a ground side of a manhole communicating with a sewer pipe duct D; a communication device 5a that transmits measurement data of a measuring unit 4 that measures data necessary for maintenance and management in the sewer pipe duct D; a power supply unit 5b for supplying power to the communication device 5a; a film antenna 6 for the communication device 5a; and an attachment groove formed on the outer surface side of the lid body 3. The attachment groove is formed in a shape and size corresponding to the film antenna 6, and a film antenna 6 is installed in the attachment groove.SELECTED DRAWING: Figure 1
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Inventors:
TATSUTA MASAYUKI
Application Number:
JP2016085743A
Publication Date:
October 26, 2017
Filing Date:
April 22, 2016
Export Citation:
Assignee:
MEIDENSHA ELECTRIC MFG CO LTD
International Classes:
H01Q1/22; E03F5/10; H01Q1/04; H01Q1/38; H01Q9/30
Attorney, Agent or Firm:
Hiromichi Kobayashi
Uzawa Hidehisa
Uzawa Hidehisa