Dentistry – Apparatus – Having intra-oral dispensing means
Patent
1993-10-04
1995-04-18
O'Connor, Cary E.
Dentistry
Apparatus
Having intra-oral dispensing means
433132, A61C 110
Patent
active
054073529
ABSTRACT:
A transparent dental tube unit contains a transparent turbine gas supply passage for allowing a pressurized gas supplied from a pressurized fluid supply source to be passed to a dental handpiece for driving a turbine provided in the handpiece, a transparent liquid supply passage for allowing a pressurized liquid from the pressurized fluid source to be passed to the dental handpiece for dissipating the heat generated by friction, a transparent enclosure tube for enclosing the transparent turbine gas supply passage and the transparent liquid supply passage therein, and a fixing device for fixing the transparent turbine gas supply passage and the transparent liquid supply passage.
REFERENCES:
patent: 3077333 (1963-02-01), Gotwald, Jr. et al.
patent: 5088924 (1992-02-01), Woodward
patent: 5235732 (1993-08-01), Bentley
Nakanishi Dental Mfg. Co. Ltd.
O'Connor Cary E.
Wittenberg Malcolm B.
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