Patent ID: 7000367
Filing Date: 2006-02-21
Classification: B65B

Abstract:
1. A vacuum packaging machine, comprising: a housing having a cover with a rubber packing attached to a border thereof and an outlet formed therein, and a heater for sealing a vacuum packaging bag; a hood hingedly connected to the housing to selectively open and close a top of the housing, the hood having a rubber packing; and a separation unit communicating with the outlet through a communicating member and connected to a vacuum pump; wherein the vacuum packaging machine forms a vacuum through the vacuum pump when the rubber packings of both the hood and the housing come into contact with each other; wherein the separation unit comprises an inlet port, an outlet port and a partition configured to couple both the inlet and outlet ports to a sidewall of the housing; and wherein the inlet and outlet ports of the separation unit are detachably and selectively coupled to one of a communication pipe and a filter configured to filter out impurities and oil contained in the vacuum packaging bag; wherein the housing includes at least one catch; the hood includes one locking hook formed thereon to be locked with the catch; the catch pushes the locking hook down, and thus a vacuum is formed in vacuum spaces; wherein the catch includes a catching bar having a first end held by the housing and a second end operated in conjunction with a stepping motor; and a connection member for connecting the catching bar to a rotation shaft of the stepping motor.