Dentistry – Prosthodontics – Holding or positioning denture in mouth
Patent
1984-02-14
1985-10-15
Peshock, Robert
Dentistry
Prosthodontics
Holding or positioning denture in mouth
433177, A61C 1322
Patent
active
045471568
ABSTRACT:
The invention relates to a female part of a coupling for fixing a dental prothesis in the mouth. It comprises a casing 5 having a central void 7,8 provided with a shoulder 9. A contact piece 10 of synthetic ruby has a waisted aperture defining a fixing edge 11 of smaller diameter. This contact piece 10 is maintained against the shoulder 9 through a fixing ring 12 welded to the casing 5.
REFERENCES:
patent: 702857 (1902-06-01), Griswold
patent: 866304 (1907-09-01), Roach
patent: 3328879 (1967-07-01), Bax
patent: 4204321 (1980-05-01), Scott
patent: 4403960 (1983-09-01), Hauri et al.
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