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US 4,067,109 AGranted
Dummy head for use in teaching dentistry
AssigneeKaltenbach & Voigt GmbH & Co.
InventorRudolf Engeser
Life of this patent
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Abstract
A dummy head has a skull or crown, and a jaw portion having upper and lower jaws. Each jaw has a denture, and the jaws are arranged to define a cavity simulating a human oral cavity, and a mouth aperture. The jaw portion is of unitary construction, and is releasably connected to the skull or crown.
Claims12
A dummy head for use in teaching dentistry and comprising;
- a skull portion;
- a jaw portion;
- said skull and jaw portions respectively cooperating to form said dummy head;
- upper and lower jaws provided in said jaw portion and arranged to define a mouth aperture;
- dentures arranged in each of said upper and lower jaws, respectively;
- wherein:
- said jaw portion containing said dentures is of unitary construction and is releasably connected to said skull portion for detachment therefrom to permit separation of the jaw from the skull portion.
4 more elements
Dependencies are inferred from the claim text.