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Class Information
Number: 433/28
Name: Dentistry > Apparatus > Having condition sensor to transmit signal to regulate indicating device or controller > Switch or valve controlled by presence of device on support
Description: Apparatus including a holder for storing an implement, and wherein removal or replacement of the implement on the holder activates or regulates the controller.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6729942 |
Dental abrasion system |
May. 4, 2004 |
| 6358048 |
Pinch valve assembly |
Mar. 19, 2002 |
| 5931669 |
Dental apparatus having one or more differently configured instruments |
Aug. 3, 1999 |
| 5873717 |
System activating a dental handpiece after removal from a holder |
Feb. 23, 1999 |
| 5425634 |
Apparatus for supporting and controlling fluid delivery to a dental handpiece |
Jun. 20, 1995 |
| 5407351 |
Apparatus for supporting and controlling fluid delivery to a dental handpiece |
Apr. 18, 1995 |
| 5385468 |
Removable instrument holder |
Jan. 31, 1995 |
| 5295825 |
Control system for dental handpieces |
Mar. 22, 1994 |
| 5273427 |
Instrument holder with valve assembly |
Dec. 28, 1993 |
| 5267857 |
Brightness control system for dental handpiece light |
Dec. 7, 1993 |
| 5186625 |
Control for dental air-polisher |
Feb. 16, 1993 |
| 5158453 |
Apparatus for supporting and controlling fluid delivery to a dental handpiece |
Oct. 27, 1992 |
| 5107899 |
Pneumatic control system |
Apr. 28, 1992 |
| 5087198 |
Dental surgery apparatus capable of supplying three separate fluids to connected instruments |
Feb. 11, 1992 |
| 4944676 |
Replaceable fluid flow control device for dental units |
Jul. 31, 1990 |
| 4944410 |
Hygienic suspension for dental or medical instruments |
Jul. 31, 1990 |
| 4880381 |
Barriers for dental and medical handpiece hangers |
Nov. 14, 1989 |
| 4863379 |
Valve arrangement for hand-operated dental tools |
Sep. 5, 1989 |
| 4830613 |
Foot-operated starter for a dental treatment location |
May. 16, 1989 |
| 4810194 |
Disposable antiseptic dental shield |
Mar. 7, 1989 |
| 4806099 |
Fluidic control assembly for dental tools |
Feb. 21, 1989 |
| 4787846 |
Device for shutting off suction generated through the single tubes of dental surgery equipment |
Nov. 29, 1988 |
| 4770632 |
Delivery system for dental treatment solution |
Sep. 13, 1988 |
| 4676750 |
Dental drill system |
Jun. 30, 1987 |
| 4571681 |
Switching arrangement for the control of the control elements of a dental treatment location |
Feb. 18, 1986 |
| 4492840 |
Apparatus for inductively heating metallic medical and dental tools |
Jan. 8, 1985 |
| 4479182 |
Dental treatment apparatus |
Oct. 23, 1984 |
| 4459106 |
Dental apparatus |
Jul. 10, 1984 |
| 4446456 |
Dental treatment apparatus |
May. 1, 1984 |
| 4430062 |
Dental apparatus with a number of dental instruments connected to a common control circuit and a common operator unit |
Feb. 7, 1984 |
| 4386910 |
Console for suction tubes of suction units used in dentistry |
Jun. 7, 1983 |
| 4382786 |
Dental handpieces with supplied operating media |
May. 10, 1983 |
| 4375963 |
Control unit for dental handpieces |
Mar. 8, 1983 |
| 4351634 |
Priority system dental instrument delivery |
Sep. 28, 1982 |
| 4340368 |
Dental handpiece or the like |
Jul. 20, 1982 |
| 4332555 |
Dental drill control mechanism |
Jun. 1, 1982 |
| 4308011 |
Apparatus for supporting dental handpieces |
Dec. 29, 1981 |
| 4305126 |
Dental treatment installation |
Dec. 8, 1981 |
| 4230452 |
Multiple dental handpiece control system |
Oct. 28, 1980 |
| 4226590 |
Device in dental suction apparatus for connecting and holding suction nozzle tubes and/or for filtering |
Oct. 7, 1980 |
| 4188976 |
Multiple dental handpiece control system |
Feb. 19, 1980 |
| 4185385 |
Control system for dental drills |
Jan. 29, 1980 |
| 4180812 |
Dental treatment apparatus |
Dec. 25, 1979 |
| 4151647 |
Dental units |
May. 1, 1979 |
| 4117861 |
Control and selector unit for dental handpieces |
Oct. 3, 1978 |
| 4106198 |
Control arrangement for handpiece instrument |
Aug. 15, 1978 |
| 4094069 |
Dental instrument retraction device |
Jun. 13, 1978 |
| 4069587 |
Dental handpiece control apparatus |
Jan. 24, 1978 |
| 3994069 |
Dental installation |
Nov. 30, 1976 |
| 3991473 |
Water retractor |
Nov. 16, 1976 |
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