Patent ID: 11897650
Assignee: GRONINGER & CO. GMBH
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 6:
7. A method for unpacking an object from an item of packaging, the object is transported in a transportation direction by a transportation installation, and the item of packaging includes a packaging portion and a region adjacent to the packaging portion, wherein the method comprises the following steps:
folding outwards the packaging portion from a folded-in position to a folded-out position, wherein the folding outwards step further comprises the following:
raising the item of packaging with a lifting installation that includes a vertical drive connected to a clamping installation, the clamping installation includes one or more lifting element(s), and the vertical drive moves the lifting element(s);
holding the item of packaging with a first holding installation that includes a suction head connected to a hose and a vacuum generating installation, the suction head contacts the region adjacent to the packaging portion and holds the item of packaging in place; and
moving the first holding installation with a holding installation drive installation that is connected to the holding installation, the holding installation drive installation moves the first holding installation in a direction that points away from the packaging portion while the suction head holds the item of packaging so that the packaging portion is folded outwards from the folded-in position to the folded-out position;

stretching the folded-out packaging portion, wherein the stretching step further comprises the following:
holding the folded-out packaging portion with a second holding installation that includes at least two rollers arranged in a direction that is perpendicular to the transportation direction, the rollers clamp the folded-out packaging portion therebetween; and
moving the item of packaging and/or the second holding installation while the object is still located within the item of packaging, the item of packaging and/or the second holding installation is moved so that the folded-out packaging portion is stretched;
severing the stretched and folded-out packaging portion from the remainder of the item of packaging; and
retrieving the object from the item of packaging.