US Patent 11407599 Apparatus for filling a container with bulk material

An apparatus for filling a container with bulk material, in particular sand, comprises a storage container for the bulk material with a closable lid and an outlet, a metering device arranged beneath the storage container and a pneumatic feeding device arranged under the metering device for feeding the bulk material into the container to be filled with the aid of compressed air via a feed hose. The feeding device has an injector with a plurality of, preferably at least five, holes for the compressed air.