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Class Information
Number: 415/904
Name: Rotary kinetic fluid motors or pumps > Tool drive turbine (e.g., dental drill, etc.)
Description: Rotary device which obtains mechanical power from kinetic or potential energy in a working fluid* (i.e., "motor"* device) to drive an implement or tool other than one for drilling a well shaft.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7568867 |
Air driven spindle assembly |
Aug. 4, 2009 |
| 7566199 |
Turbo pneumatic cylinder of pneumatic tool |
Jul. 28, 2009 |
| 7396197 |
Force-balanced air supply for pneumatic tools |
Jul. 8, 2008 |
| 7357619 |
Cross over flow diverter for noise reduction |
Apr. 15, 2008 |
| 7329123 |
Air-driven cutting device for medical treatment |
Feb. 12, 2008 |
| 7238000 |
Pneumatic high speed motor with pressure activated speed governor |
Jul. 3, 2007 |
| 7223069 |
Rotary tool |
May. 29, 2007 |
| 7192248 |
High speed machining device |
Mar. 20, 2007 |
| 7140880 |
Medical or dental-medical handpiece having a rotary part mounted in a roller bearing |
Nov. 28, 2006 |
| 7048540 |
Air-driven cutting device for medical treatment |
May. 23, 2006 |
| 6958058 |
Methods and devices for pumping fluid and performing surgical procedures |
Oct. 25, 2005 |
| 6899514 |
Overspeed safety device |
May. 31, 2005 |
| 6702038 |
Hydraulic motor |
Mar. 9, 2004 |
| 6695573 |
Hand-held turbine power tool |
Feb. 24, 2004 |
| 6676374 |
Air-driven rotating and cutting device for use in medical and dental procedures |
Jan. 13, 2004 |
| 6644420 |
Compressed air tool |
Nov. 11, 2003 |
| 6352546 |
Tattoo needle pneumatic operating mechanism |
Mar. 5, 2002 |
| 6336790 |
Axial flow power tool turbine machine |
Jan. 8, 2002 |
| 6241464 |
Governor mechanism for a rotary device |
Jun. 5, 2001 |
| 6179552 |
Speed control unit for a pneumatic rotation motor |
Jan. 30, 2001 |
| 6152736 |
Dental turbine |
Nov. 28, 2000 |
| 6146137 |
Contamination prevention device for ultra high speed dental type handpieces |
Nov. 14, 2000 |
| 6033408 |
Resecting tool for magnetic field environment |
Mar. 7, 2000 |
| 5984654 |
Compressed air driven disposable hand tool having a rotor with radially moving vanes |
Nov. 16, 1999 |
| 5902108 |
Air turbine handpiece |
May. 11, 1999 |
| 5876182 |
Apparatus and method for preventing laminar boundary layer separation on rotor blades of axial turbomachinery |
Mar. 2, 1999 |
| 5836766 |
Medical or dental handpiece |
Nov. 17, 1998 |
| 5807108 |
Dental handpiece |
Sep. 15, 1998 |
| 5795167 |
Air driven low speed dental handpiece motors |
Aug. 18, 1998 |
| 5782836 |
Resecting tool for magnetic field environment |
Jul. 21, 1998 |
| 5782634 |
Medical, in particular dental turbine handpiece |
Jul. 21, 1998 |
| 5667383 |
Disposable dental prophylaxis handpiece |
Sep. 16, 1997 |
| 5567154 |
Dental turbine drive having means for automatic speed control |
Oct. 22, 1996 |
| 5562446 |
Small handpiece with fluid driven turbine |
Oct. 8, 1996 |
| 5553995 |
Method of driving a turbine in rotation by means of a jet device |
Sep. 10, 1996 |
| 5525097 |
Air motor |
Jun. 11, 1996 |
| 5522695 |
Controllable dental turbine |
Jun. 4, 1996 |
| 5507642 |
Dental turbine drive |
Apr. 16, 1996 |
| 5496173 |
Dental handpiece having an automatically controlled turbine drive |
Mar. 5, 1996 |
| 5425638 |
Turbine for a dental handpiece |
Jun. 20, 1995 |
| 5423678 |
Handpiece having bearing protective member |
Jun. 13, 1995 |
| 5383771 |
Air motor with offset front and rear exhausts |
Jan. 24, 1995 |
| 5364227 |
Controllable dental turbine |
Nov. 15, 1994 |
| 5340312 |
Anti-contamination type elongated hand piece of a dental instrument |
Aug. 23, 1994 |
| 5334013 |
High speed dental drill with positive pressure air drive |
Aug. 2, 1994 |
| 5312252 |
Turbine for a dental handpiece |
May. 17, 1994 |
| 5286194 |
Dental handpiece having turbine rotatable in reverse direction |
Feb. 15, 1994 |
| 5261233 |
Brake device of pneumatic rotational tool |
Nov. 16, 1993 |
| 5211531 |
Air motor |
May. 18, 1993 |
| 5199460 |
Push button reverse valve for power tool |
Apr. 6, 1993 |
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