Internal-gear pump with partition plate having a chamfered edge

Rotary expansible chamber devices – With mechanical sealing – Seal on cylinder engaging rotary member separates inlet and...

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Details

418170, F04C 210

Patent

active

046454411

ABSTRACT:
An internal-gear pump with a partition plate, comprising: an arcuate chamfer formed at an inner edge of an end face of the partition plate rotationally opposing an inner gear of the pump and having a curvature at least greater than that of tooth tip edges of the inner gear.

REFERENCES:
patent: 3679335 (1972-07-01), Zippel et al.

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