Packaging unit with ribs and method for packing products

Abstract

The present invention relates to a packaging unit ( 2 ) with a label for products like eggs, and a method there for. The packaging unit according to the present invention comprises: a cover part ( 14 ) comprising top, front, side and rear surfaces; and a bottom part ( 4 ) comprising a number of compartments ( 26 ) for individual products, and a number of cones ( 28 ) that are positioned between adjacent compartments; wherein the bottom part comprising a number of ribs ( 34 ) extending between at least some of the compartments, wherein the bottom part further comprises a groove ( 48 ) between adjacent compartments, and wherein the grooves fire configured to receive part of the ribs of another packaging unit

1 . Packaging unit from a moulded pulp material for products like eggs, comprising:
 a cover part comprising top, front, side and rear surfaces; and   a bottom part comprising a number of compartments for individual products, and a number of cones that are positioned between adjacent compartments;   wherein the bottom part comprises a number of ribs extending between at least some of the compartments, wherein the bottom part further comprises a groove between adjacent compartments, and wherein at least one of the grooves is configured to receive at least part of one of the ribs of another similar packaging unit.   
     
     
         2 . Packaging unit according to  claim 1 , wherein at least the adjacent compartments at the sides of the packaging unit are provided with a groove. 
     
     
         3 . Packaging unit according to  claim 1 , wherein the grooves are configured to support the ribs of another packaging unit in a stack of packaging units. 
     
     
         4 . Packaging unit according to  claim 1 , the ribs are provided with a V-shaped cross-section. 
     
     
         5 . Packaging unit according to  claim 1 , wherein the ribs are provided with a V-shape in a length direction of the ribs. 
     
     
         6 . Packaging unit according to  claim 1 , wherein the ribs connect to the compartments at a height of more than 4 mm above the ground surface as defined by the bottom side of the bottom part. 
     
     
         7 . Packaging unit according to  claim 1 , wherein at least a number of ribs extend in a width direction of the packaging unit, such that the ribs extend substantially perpendicular to a front surface of the bottom and have a width of more than 0.9 mm. 
     
     
         8 . Packaging unit according to  claim 1 , wherein the compartments comprise a bottom with an elevated portion, wherein the bottom of the elevated portion is provided with a convex shape. 
     
     
         9 . Packaging unit according to  claim 1 , wherein the bottom part comprises a number of denest-elements having a height in the range of 2-7 mm. 
     
     
         10 . Packaging unit according to  claim 1 , wherein at least some of the cones are provided with openings that are configured to enable a gas stream to pass through the opening. 
     
     
         11 . Packaging unit according to  claim 10 , wherein the openings having an effective diameter in the range of 0.5-15 mm. 
     
     
         12 . Packaging unit according to  claim 10 , wherein at least some of the openings are provided at or close to the top of the cone. 
     
     
         13 . Packaging unit according to  claim 1 , wherein the moulded pulp material comprises an amount of natural fibers. 
     
     
         14 . Packaging unit according to  claim 1 , wherein the moulded pulp material comprises an amount of a biodegradable material. 
     
     
         15 . Method for packing products like eggs, comprising the step of providing a packaging unit according to  claim 1 , and placing therein one or more of the products.