Device for attaching pump impeller
AssigneeITT Manufacturing Enterprises, Inc.
InventorAnders Ekstrom
Life of this patent
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Abstract
The invention concerns a device for attaching a pump impeller (5) onto a conical shaft end (7). A socket (8) provided with a slot is arranged on the shaft end (7), said socket having an outer diameter corresponding with the the shaft bore in the impeller (5). The socket (8) is provided with a threaded bore (9) for an adjusting screw (10) which, by help of a tool, can be turned thereby moving the impeller (5) axially on the shaft.
Claims5
A device for attaching a detail onto a rotary shaft, namely a centrifugal—or an axial pump impeller (5) to a driving shaft end (7), characterized in, that a socket (8), provided with a slot, is arranged on the shaft end (7), said socket having an outer diameter corresponding with the shaft bore in the impeller (5), that the socket (8) is provided with a threaded bore (9) for an adjusting screw (10) in its end turned away from the shaft end (7) and that the pump impeller (5) is provided with a central shoulder against which said adjusting screw (10) comes to contact when being unscrewed, and thereby moving the impeller relative to said shaft end.
Dependencies are inferred from the claim text.