Patent ID: 8887668
Filing Date: 2014-11-18
Classification: A01K

Abstract:
1. An apparatus for use in a fish tank, the apparatus comprising: a first conductive mesh; a second conductive mesh; a spacer which is disposed between the first conductive mesh and the second conductive mesh and insulates the first conductive mesh and the second conductive mesh; a first case which supports the first conductive mesh; a second case which supports the second conductive mesh; and a connection portion which has an annular shape and comprises a first region and a second region along a circumferential direction, wherein the first case, the first conductive mesh, the spacer, the second conductive mesh, and the second case are connected to one another in sequence, wherein the first region has a height lower than that of the second region and a guide line is formed on an outer edge of the connection portion to divide the connection portion into an upper portion and a lower portion, wherein the first case comprises a first body having an annular shape, a first support disposed in an inner edge of the first body to support the first conductive mesh, and a first groove formed on the first body along a circumferential direction, wherein the second case comprises a second body having an annular shape, a second support disposed in an inner edge of the second body to support the second conductive mesh, and a second groove formed on the second body along a circumferential direction, and wherein the upper portion of the connection portion is inserted into the first groove and the lower portion of the connection portion is inserted into the second groove.