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GB1000226A Expired / Lapsed GB ⏱️ 0.0 years remaining

Improvements in or relating to blowing devices particularly for use in dentistry

Assignee: Chirana Praha np
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Filing: 1961-12-18
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Granted: —
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Expires: 1981-12-18
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Abstract

Abstract Apparatus for removing debris or particles from a dental cavity or other limited space comprises an inner tube, means for supplying compressed air thereto, an outer tube surrounding coaxially the inner tube, means for sucking off the air from the outer tube, the arrangement being such that in the plane of the outlet end of the outer tube the diameter of the broadening cone of the air-stream emanating from the inner tube is less than the diameter of the outer tube, and means for actuating the suction mechanism before the blowing mechanism is set in operation.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction GB
Data Source google_patents
Last Synchronized 2026-10-22 16:23
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/02; A61C17/022

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