Patent ID: 11939750
Assignee: AVK HOLDING A/S
Field: Mechanical elements (Mechanical engineering)
Classification: CPC E  F  Y | IPC E  F

Claim 0:
1. A method for remote monitoring of an open-close status of a fire hydrant, said method comprising the steps of:
connecting an adapter cap to a hydrant actuation nut of said hydrant, wherein said adapter cap comprises at least one open-close sensor,
connecting at least one reference part to a hydrant housing of said hydrant,
detecting the open-close status of said fire hydrant by detecting rotation of said at least one open-close sensor in relation to said at least one reference part, and
communicating said open-close status wirelessly to an external data system by means of a wireless communicator comprising a patch antenna
wherein said open-close status is detected and communicated to said external data system in response to a request sent from said external data system to the wireless communicator arranged to communicate said open-close status wirelessly from said at least one open-close sensor to said external data system.