| 摘要 |
An apparatus for launching pigs is taught that is vertically compact, simple to operate, holds a plurality of pigs and which can accommodate various kinds of pigs. The launching is achieved by gravity. The apparatus for launching pigs includes a housing tha t can withstand at least the operating pressure of a pipeline, a supply magazine arranged in the housing with at least two pig-holding chambers, said pig-holding chambers being substantially vertical through-holes in the supply magazine, a closeable inlet port through the housing and providing access to the supply magazine, a launching chute connected to the pipeline and positioned beneath, as determined by gravity, the supply magazine, a drive operatively connected to the supply magazine, said drive causing the supply magazine to rotate about a substantially vertical axis and position the holding chamber generally above the launching chute.
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