US 12,220,049 B2
Toothbrush
Herbert Fischer, Reitnau (CH); and Thomas Gabriel Stolz, Unterwasser (CH)
Assigned to TRISA HOLDING AG, Triengen (CH)
Appl. No. 17/419,112
Filed by TRISA HOLDING AG, Triengen (CH)
PCT Filed Dec. 24, 2019, PCT No. PCT/EP2019/087017
§ 371(c)(1), (2) Date Jun. 28, 2021,
PCT Pub. No. WO2020/136198, PCT Pub. Date Jul. 2, 2020.
Claims priority of application No. PCT/EP2018/097050 (WO), filed on Dec. 27, 2018.
Prior Publication US 2022/0071381 A1, Mar. 10, 2022
Int. Cl. A46B 9/04 (2006.01); A46B 5/00 (2006.01); A46B 5/02 (2006.01); A46B 7/00 (2006.01); A46B 7/04 (2006.01)
CPC A46B 9/04 (2013.01) [A46B 5/00 (2013.01); A46B 5/0095 (2013.01); A46B 5/021 (2013.01); A46B 7/00 (2013.01); A46B 7/04 (2013.01); A46B 7/042 (2013.01); A46B 7/044 (2013.01); A46B 2200/1066 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A toothbrush comprising a main body with a grip part and a brush head which forms a bristle field with a plurality of care bristles, wherein
the brush head comprises a brush head body made of plastic for receiving the care bristles,
the brush head body forms a receiver for receiving a connection section of the main body,
the main body consists of wood and at a brush-head-side end section forms the connection section, via which the brush head body is connected to the main body by establishing a positive and/or non-positive connection,
at least one engagement element of the brush head body engages into at least one engagement deepening on the connection section, and
the at least one engagement element is formed by at least one surface section of a bristle hole base.