Packing method and apparatus

Packing apparatus including means for feeding a web of packaging material;

• operating means for performing at least one creasing or shaping operation on the web;
• severing means for severing packaging blanks from the web;
• delivery means for delivering said blanks for wrapping or folding around articles to be packed;
• means for detecting curl in the blanks after they have been severed from the web;
• and means for correcting curl in the web upstream of said operating means and in accordance with signals derived from said detecting means.

Packing apparatus including means for feeding a web of packaging material from a reel;

• means for severing packaging blanks from the web;
• means for wrapping or folding the blanks around articles to be packed;
• means for correcting curl in the web or blanks upstream of said wrapping or folding means;
• means for detecting curl in the blanks after they have been severed from the web;
• and means for correcting curl in the web upstream of said operating means and in accordance with signals derived from said detecting means.

Packing apparatus including means for feeding packaging material in web form;

• means for performing at least one creasing operation on the material, including at least one pair of creasing rolls carrying at least one peripheral creasing member for making a crease defining a fold line in the web;
• means for severing packaging blanks from the web;
• means for folding a blank around at least one article to be packed, including means for monitoring the performance of the folding operation to determine whether the blank has been successfully folded about said fold line;
• and means for adjusting the creasing operation accordingly to optimize said folding performance, including means for adjusting the position of said peripheral creasing member in accordance with signals derived from said monitoring means.