| Patent Number |
Title Of Patent |
Date Issued |
| D420225 |
Dental chair |
February 8, 2000 |
|
| D345618 |
Dental operatory lamp |
March 29, 1994 |
|
| 6790039 |
Dental turbine support structure |
September 14, 2004 |
| A support structure for a turbine motor for use in a dental handpiece includes a pair of resilient rings to capture and limit rotation of an outer race of a bearing supporting a rotor of the turbine motor. The turbine motor is supported by first and second bearing assemblies, the fir |
| 5938441 |
Air driven low speed dental handpiece motors |
August 17, 1999 |
| Air driven dental handpiece motors include a tubular housing and a rotor rotatably supported within the housing. One motor is geared down by the provision of a plurality of idler gears rotatably supported on a hub which rotates between a sun gear on the output end of the rotor and a ring |
| 5795167 |
Air driven low speed dental handpiece motors |
August 18, 1998 |
| Air driven dental handpiece motors include a tubular housing and a rotor rotatably supported within the housing. One motor is geared down by the provision of a plurality of idler gears rotatably supported on a hub which rotates between a sun gear on the output end of the rotor and a ring |
| 5779474 |
Sudden stop mechanism and air-gap seal for dental handpiece |
July 14, 1998 |
| A high speed air-driven powerhead in a dental handpiece includes an automatic chuck with outside surfaces protection from overheating. An autochuck release push button on the back of the powerhead is constructed of low thermal conductivity and heat reflective materials to reduce heat |
| 5618410 |
Automatically draining vacuum apparatus |
April 8, 1997 |
| An automatically draining vacuum apparatus for collecting a fluid to be vacuumed. The vacuum apparatus includes a vacuum generating source which generates a suction force and a tank for holding the fluid to be vacuumed. The tank includes a vacuum port, an inlet and a drainage opening for |
| 5324900 |
Footswitch for dental and medical uses |
June 28, 1994 |
| A sealed omnidirectional operable footswitch particularly suited for use in connection with dental and medical position programmable adjustable chairs. |
| 5274535 |
Dental operating light with color correction |
December 28, 1993 |
| A color-correcting optical delivery system for a dental or medical operatory light in which hue is eliminated. Chromatic aberrations are corrected by canceling the diffractions in the system due to the different wavelengths of the various colors in the projected light. |
| 5214360 |
Programmable adjustable chair for medical and dental applications |
May 25, 1993 |
| A position programmable adjustable chair particularly useful in dental and medical procedures. The chair is hydraulically powered and controlled by microprocessors which enable chair seat and back positions to be memorized and automatically captured upon command by use of a single contro |
| 5203696 |
Fiber-optic protectant for heat sterilizable instruments |
April 20, 1993 |
| The light transmissibility of a fiber-optic bundle such as contained in a medical/dental instrument is maintained by the application to the polished and ground end surfaces of the bundle of a thin, substantially-transparent, heat-resistant, hydrophobic compound such as a silicone oil |
| 5062797 |
Alloy bearing for dental scaler |
November 5, 1991 |
| An improved rotor shaft for a vibratory dental scaling instrument. The shaft includes a metal substrate having a surface layer of nickel-boron alloy. The alloy surface layer provides a durable bearing surface for a rotor rotatably mounted on the shaft. The thus fabricated scaling ins |
| 5045055 |
Flow control valve assembly for syringes |
September 3, 1991 |
| A sterilizable medical/dental syringe having a handle with a nozzle at one end is provided with means for releasably coupling the other end of the handle to a flexible supply hose providing compressible gases and/or noncompressible liquids. When disconnected from the flexible hose supply |
| 5003434 |
Miniature hand-held spot source of illumination |
March 26, 1991 |
| A miniature hand-held spot source of illumination particularly suited for use by health professionals to view and operate upon a patient's anatomy. The spot-source includes a handle with a tool mounted at its proximal end and a source for projecting light into the vicinity of the tool. T |
| 4966552 |
Sterilizable non-lubricated rotary instrument for dental and medical use |
October 30, 1990 |
| A handpiece particularly suited for medical/dental applications in which a rotary tool is used upon and in proximity with anatomical structures. The handpiece has an anti-friction bearing assembly which mounts the rotary tool. At least the rolling elements of the bearing assembly are for |
| 4957483 |
Sterilizable syringe |
September 18, 1990 |
| A sterilizable medical/dental syringe having a handle with a nozzle at one end is provided with means for releasably coupling the other end of the handle to a flexible supply hoses providing compressible gases and/or noncompressible liquids. When disconnected from the flexible hose suppl |
| 4824190 |
Cabinetry door and transparency viewer |
April 25, 1989 |
| A cabinetry door including a first member having a backwardly extending peripheral border and a second member having a forwardly extending peripheral border with a peripheral flange, wherein the peripheral flange of the second member is attached to the first member within its peripheral |
