CPC B25J 15/0683 (2013.01) [B25J 15/04 (2013.01); B65H 67/065 (2013.01); B66C 1/0206 (2013.01)] | 7 Claims |
1. A method comprising:
gripping one or more types of packages using a suction device attached to an end of robotic manipulator, the suction device comprising:
a main body;
a lip assembly attached to the main body, wherein the lip assembly comprises:
an outer lip;
an inner lip; and
a collar attached to the main body that defines a first cavity into which a top portion of the inner lip is inserted and locked,
wherein a bottom portion of the inner lip in a second cavity and the outer lip are configured to grasp a package such that a surface of the package contacts an inner surface of the inner lip inside the second cavity, and
wherein a diameter of an inner surface of the main body is greater than a diameter of an opening formed by the inner lip of the lip assembly, and
wherein the inner lip is formed of a first material more flexible than a second material of the lip assembly surface.
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