Abstract:
A product manufacturing method includes acquiring a random pattern in one region on a surface of a first member by capturing an image of the first member; acquiring identification information, based on which a second member is individually identifiable, from the second member, the second member being combined with the first member to constitute a product; storing the acquired random pattern and the acquired identification information in association with each other; and forming the product by combining the first member and the second member.
Abstract:
A self-propelled work apparatus includes a traveling unit, a work unit, and a user interface. The traveling unit moves in a self-propelled manner to a position near a user. The work unit performs predetermined work. The user interface adjusts a position of the traveling unit located near the user, in accordance with a motion of the user. The work unit starts the predetermined work when the user interface is activated in accordance with the user motion.