US 12,275,544 B2
Method of manufacturing a package for flat plates and blank for said package
Luigi Dumontel, Modena (IT)
Assigned to SMART CONVERTING S.R.L., Modena (IT)
Appl. No. 17/419,521
Filed by SMART CONVERTING S.R.L., Modena (IT)
PCT Filed Dec. 23, 2019, PCT No. PCT/IB2019/061261
§ 371(c)(1), (2) Date Jun. 29, 2021,
PCT Pub. No. WO2020/141403, PCT Pub. Date Jul. 9, 2020.
Claims priority of application No. 102018000021466 (IT), filed on Dec. 31, 2018.
Prior Publication US 2022/0081140 A1, Mar. 17, 2022
Int. Cl. B65B 11/00 (2006.01); B65B 23/20 (2006.01); B65B 43/10 (2006.01); B65B 51/02 (2006.01); B65D 5/50 (2006.01); B65D 85/46 (2006.01)
CPC B65B 11/004 (2013.01) [B65B 23/20 (2013.01); B65B 43/10 (2013.01); B65B 51/02 (2013.01); B65D 5/5035 (2013.01); B65D 85/46 (2013.01)] 20 Claims
OG exemplary drawing
 
1. Manufacturing method of a package for flat plates, comprising the steps of:
producing a foldable flat blank of a wrapping material,
folding said flat blank to form a box-shaped package with open closable flaps, and
introducing said flat plates into said box-shaped package and closing said closable flaps,
wherein said step of producing a flat blank comprises the steps of
supplying a web of said wrapping material to a punching and cutting unit to obtain strips parallel to a travel direction,
punching and separating from said strips a plurality of elongated modular pieces,
folding flat into an L-shape said elongated modular pieces, bringing said elongated modular pieces close in pairs in correspondence of respective ends, and
fastening said modular pieces folded to an L-shape in correspondence of the respective ends, forming said blank in the shape of a quadrangular frame.