Patent ID: 7392641

Claim:
A device for forming a vacuum in, and to seal, containers for the preservation of vacuum packed products, the device comprising: a vacuum pump; a plate or tray base forming at least a part of a suction chamber, said plate or tray base having a pair of connecting elements; a top body, said top body housing said vacuum pump, said top body forming another part of said suction chamber, said top body including a sealing bar and a control means for controlling said vacuum pump, said top body being detachably pivotably connected to said plate or tray base such that said top body moves from a raised open position to a lowered closed position, said top body and said plate or tray base forming said suction chamber when said top body is in said lowered closed position, said suction chamber being connected to said vacuum pump, said top body with said vacuum pump being removable from said plate or tray such that said top body is freely and independently movable, said connection elements comprising a pair of lugs protruding from a rear part of the plate or tray base, each lug having a saddle shaped housing accessible from the top towards the bottom through a split and, concentrically to the saddle shaped housing, an arch shaped slot with a radial access slot which extends from the saddle shaped housing, said top body having two pins on opposite sides designed to lock with said saddle shaped housings of the lugs of the plate or tray base while being removable from said saddle shaped housing and a stop pin housed through the opening in said slot enabling the body to turn and at the same time a constraint between the body and plate or tray base.