METHOD AND APPARATUS FOR MANUFACTURING A DOUBLE-WALLED BOX FROM A DOUBLE-WALLED BLANK

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(11)

EP 4 147 986 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	07.06.2023 Bulletin 2023/23

(43)	Date of publication A2:
	15.03.2023 Bulletin 2023/11

(21)	Application number: 22194840.9

(22)	Date of filing: 09.09.2022

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International Patent Classification (IPC):

B31B 50/44^(2017.01)
B31B 50/50^(2017.01)
B65D 5/22^(2006.01)
B65D 5/30^(2006.01)
B65D 81/38^(2006.01)
B31B 110/35^(2017.01)

B31B 50/26^(2017.01)
B65D 5/20^(2006.01)
B65D 5/24^(2006.01)
B65D 5/56^(2006.01)
B31B 100/00^(2017.01)
B31B 120/40^(2017.01)

(52)	Cooperative Patent Classification (CPC):
	B31B 50/262; B31B 50/50; B31B 2100/0024; B31B 2110/35; B31B 2120/40; B65D 5/22; B65D 5/24; B65D 5/248; B65D 5/566; B31B 50/44

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA ME
	Designated Validation States:
	KH MA MD TN

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Priority:

10.09.2021 SE 2151120

(71)	Applicant: Lundgren Machinery AB
	245 65 Hjärup (SE)

(72)	Inventors:
	Örnhed, Ola 216 17 Limhamn (SE) Schneider, Matthis 223 54 Lund (SE)

(74)	Representative: AWA Sweden AB
	Box 5117 200 71 Malmö 200 71 Malmö (SE)

(54)	METHOD AND APPARATUS FOR MANUFACTURING A DOUBLE-WALLED BOX FROM A DOUBLE-WALLED BLANK

(57) A method (1000) for manufacturing a double-walled box from a double-walled blank (100), the blank (100) comprising: a first sheet (102) for forming the inside of the box, the first sheet (102) comprising a first set (104) of crease lines extending at an angle in relation to a second set (108) of crease lines for forming a first pair (112) and a second pair (114) of opposing inner side wall sections (112, 114), an inner bottom wall section (116) and four inner corner sections (118), and an apparatus (200) for manufacturing a double-walled box (200) from a double-walled blank (100).

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Search report