US 11,918,426 B2
Dental tool and dental system
Thomas Claßen, Herbertingen (DE); Markus Haarmann, Biberach (DE); and Bernhard Kuhn, Biberach (DE)
Assigned to KAVO DENTAL GMBH, Biberach (DE)
Filed by KAVO DENTAL GMBH, Biberach (DE)
Filed on Oct. 7, 2022, as Appl. No. 18/045,010.
Application 18/045,010 is a division of application No. 15/424,368, filed on Feb. 3, 2017, granted, now 11,464,603.
Claims priority of application No. 16154292 (EP), filed on Feb. 4, 2016.
Prior Publication US 2023/0067315 A1, Mar. 2, 2023
Int. Cl. A61C 1/14 (2006.01); A61C 1/05 (2006.01); A61C 1/07 (2006.01); A61C 3/00 (2006.01); A61C 3/02 (2006.01); A61C 3/06 (2006.01); A61C 17/00 (2006.01); A61C 17/16 (2006.01); A61C 17/22 (2006.01); A61C 17/24 (2006.01); A61C 17/32 (2006.01)
CPC A61C 1/142 (2013.01) [A61C 1/05 (2013.01); A61C 1/07 (2013.01); A61C 1/148 (2013.01); A61C 3/005 (2013.01); A61C 3/02 (2013.01); A61C 3/06 (2013.01); A61C 17/005 (2013.01); A61C 17/16 (2013.01); A61C 17/22 (2013.01); A61C 17/222 (2013.01); A61C 17/24 (2013.01); A61C 17/32 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A dental tool comprising:
a shank region configured to be coupled to a dental handpiece, wherein the shank region includes an annular latching recess;
a work region coupled to the shank region; and
a carrier region having an angular, polygonal, outer periphery, wherein the carrier region is configured to engage a drive component of the dental handpiece and is configured for form-lock coupling to the drive component such that the dental tool is configured to be rotated about the longitudinal axis at the carrier region via the drive component;
wherein the shank region is configured to be latched into the dental handpiece, and inserted and removed from the dental handpiece without actuation of any element on the dental handpiece;
wherein the shank region, including the annular latching recess, is sized and shaped to be latched and snap-fit into the dental handpiece along the longitudinal axis, such that the annular latching recess engages a portion of the dental handpiece to releasably secure the shank region to the dental handpiece.