Abstract: Apparatus for engaging a cap releasably secured in a container includes a carrier that is selectively movable up and down relative to the container and carries a cap engagement tool and a centering collar. At least one among the cap engagement tool and centering collar is biased downwardly by at least two spaced-part biasing members during operations.

Abstract: Apparatus for installing a bung plug in and/or extracting a bung plug from a container positioned below the apparatus includes a carrier selectively movable up and down relative to the container, a bung plug engagement tool carried by the carrier and including a bung plug wrench and a centering collar carried by the carrier and at least partially surrounding the bung plug wrench.

Abstract: An automated drum manipulation system and methods include at least one among an automated drum rotator, bung locator, bung plug extractor and bung plug installer. The bung locator includes at least two spaced-apart bung location sensors and at least one downwardly-extending foot spaced outwardly relative to the sensors and configured to rest upon the drum's outer rim, positioning the sensors over the upper surface of the drum so they can concurrently detect the presence of opposing sides of the lip of the drum's bung opening as the drum is rotated below the bung locator.

Abstract: Apparatus, system and methods useful for lifting a drum to enable the drum and its contents to be accurately weighed includes a drum weighing platform engageable with the drum, at least two guide rods. The guide rods are movable upwardly in unison to move the drum weighing platform vertically upwardly.