US 11,939,113 B2
T-shirt bag for positioning device and method for manufacturing t-shirt bag
Gerrit Jan Nieuwenhuis, Haarle (NL)
Assigned to NIVERPLAST HOLDING B.V., PD The Hague (NL)
Appl. No. 17/624,868
Filed by NIVERPLAST HOLDING B.V., Nijverdal (NL)
PCT Filed Jul. 23, 2020, PCT No. PCT/NL2020/050484
§ 371(c)(1), (2) Date Jan. 5, 2022,
PCT Pub. No. WO2021/020965, PCT Pub. Date Feb. 4, 2021.
Claims priority of application No. 1043347 (NL), filed on Jul. 30, 2019.
Prior Publication US 2022/0258923 A1, Aug. 18, 2022
Int. Cl. B65D 33/00 (2006.01); B31B 70/86 (2017.01); B65D 30/20 (2006.01); B65D 33/06 (2006.01); B31B 155/00 (2017.01); B31B 160/10 (2017.01); B31B 160/20 (2017.01)
CPC B65D 33/001 (2013.01) [B31B 70/874 (2017.08); B31B 70/876 (2017.08); B65D 31/10 (2013.01); B65D 33/065 (2013.01); B31B 2155/0012 (2017.08); B31B 2155/003 (2017.08); B31B 2160/10 (2017.08); B31B 2160/20 (2017.08)] 8 Claims
OG exemplary drawing
 
1. T-shirt bag comprising:
a front foil layer;
a rear foil layer; and
a left side fold and a right side fold, each comprising a front side fold portion and a rear side fold portion;
wherein the front foil layer and the rear foil layer and both side folds are joined at a bottom edge of the T-shirt bag and at a top edge of the T-shirt bag;
wherein, at the top edge of the T-shirt bag, two handles are formed by a recess, extending from the top edge into the two side folds, forming a left and right carrying aperture;
wherein both handles are provided with a continuous suspension opening consisting of four perforation openings, so that the T-shirt bag is arranged to be suspended on a set of support pins;
wherein the perforation openings in the front foil layer and in the front side fold portions are provided with an incision extending from the perforation openings;
wherein each handle is provided with a spot weld between the front foil layer and the front side fold portions, the spot welds terminating at the front side fold portions and not extending to the rear side fold portions nor to the rear foil layer.