Bag with an access hole in one panel
AssigneeCryovac, Inc.
InventorsGregory E. McDonald, Andrew W. Moehlenbrock, John Carson
Life of this patent
Estimating the term…
Abstract
A bag includes a first panel with at least one access hole in it, and a second panel without a hole corresponding to the at least one hole of the first panel. Preferably, two holes are present, preferably near the bag mouth. The panels are substantially equal in length. The bag can be easily opened by described bag opening means, without the need for vacuum or air to open the bag. The bag can be used in conjuction with otherwise conventional taped bag systems. A metod of making the bag, a bag opening system, a method of opening the bag, and a packaging system are also disclosed.
Claims7
A method of opening a bag comprising:
- a) providing a bag comprising:
- i) a first panel with a hole therein,
- ii) a second panel without a hole corresponding to the hole of the first panel,
- iii) the first and second panels having substantially the same length,
- iv) the first and second panels having substantially the same width,
- v) a bag mouth, and
- vi) a bag bottom;
- b) advancing said bag toward a means for opening the bag, the means having a protrusion mounted thereon;
- and
- c) activating said bag opening means so that the protrusion passes through the hole of the first panel, and into contact with the second panel of the bag so as to push the second panel.
A method of opening a bag comprising:
- a) providing a bag comprising:
- i) a first panel,
- ii) a second panel,
- iii) the first and second panels having substantially the same length,
- iv) the first and second panels having substantially the same width,
- v) a bag mouth, and
- vi) a bag bottom;
- b) advancing said bag toward a means for opening the bag, the means having a sharp protrusion mounted thereon;
- and
- c) activating said means for opening the bag so that the sharp protrusion makes a hole in the first panel, and comes into contact with the second panel of the bag so as to push the second panel.
A bag opening system comprising:
- a) a bag comprising:
- i) a first panel with a hole therein,
- ii) a second panel without a hole corresponding to the hole of the first panel,
- iii) the first and second panels having substantially the same length,
- iv) the first and second panels having substantially the same width,
- v) a bag mouth, and
- vi) a bag bottom;
- and
- b) a means for opening the bag comprising means for contacting the second panel, by access through the hole of the first panel;
- wherein the means for contacting the second panel comprises a cam plate, and a finger mounted on the cam plate, the finger adapted to protrude through the hole and contact the second panel.
A bag opening system comprising:
- a) a bag comprising:
- i) a first panel with a hole therein,
- ii) a second panel without a hole corresponding to the hole of the first panel,
- iii) the first and second panels having substantially the same length,
- iv) the first and second panels having substantially the same width,
- v) a bag mouth, and
- vi) a bag bottom;
- b) a means for opening the bag comprising means for contacting the second panel, by access through the hole of the first panel;
- and
- c) an adhesive tape to which the bag is attached with other bags in a shingled arrangement.
Dependencies are inferred from the claim text.