Multi-stage vacuum ejector
AssigneeOnishi Teknik AB
InventorDaniel Onishi
Life of this patent
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Abstract
A multi-stage ejector is provided for producing vacuums in an industrial process and includes at least two ejector units axially arranged at a predetermined distance apart in an ejector housing. Each of the at least two ejector units includes at least two parallelly arranged hollow feed-throughs for compressed air, including inlet and outlet nozzles and at least one hollow feed-through for vacuum. Each of the at least two ejector units is configured as a part produced from one piece.
Claims6
A multi-stage ejector for producing vacuums in an industrial process, comprising at least two ejector units axially arranged at a defined distance apart, wherein each of the at least two ejector units comprise at least two parallelly arranged hollow feed-throughs for compressed air, each of the hollow feed-throughs for compressed air extending parallel to a longitudinal axis of the at least two ejector units, each of the hollow feed-throughs for compressed air comprising respective inlet and outlet nozzles and being in direct fluid communication with at least one hollow feed-through for vacuum, wherein each of the at least two ejector units is configured as a part produced from one piece.
A multi-stage ejector for producing vacuums in an industrial process, comprising at least two ejector units axially arranged at a defined distance apart in an ejector housing, wherein each of the at least two ejector units comprises at least two parallelly arranged hollow feed-throughs for compressed air, comprising inlet and outlet nozzles and at least one hollow feed-through for vacuum, wherein each of the at least two ejector units is configured as a part produced from one, piece, wherein the at least, two ejector units comprise a sleeve coupling for connection to incoming and outgoing compressed air respectively, wherein the sleeve coupling comprises an outer sleeve, in which is mounted an inner sleeve, comprising a mounting seat for possible mounting of a nonreturn valve and a filter.
Dependencies are inferred from the claim text.