VESSEL SEALING DEVICE Russian patent published in 2002 - IPC

FIELD: food industry; sealing devices for vessels filled with liquids. SUBSTANCE: proposed device has housing with inner drain channel and radiating element placed inside housing and optically coupled with drain channel. It has also control unit and supply unit electrically coupled with radiating element through control unit. Control unit has two pairs of contacts. Closing of contacts provides luminescence of liquid flow getting out of vessel. EFFECT: provision of play of light in liquid stream. 4 dwg _