Taping knife handle, and taping knife provided with such a handle

A coating knife handle (100) composed of a profile extending along a longitudinal direction and comprising a gripping part (110) linked by a central part (120) to a fixing part (130) for fixing an edge of a coating blade (200), wherein the gripping part (110) has a convex top face (111) intended to receive the palm and the fingers of the hand of the user, characterized in that the convex curved top face (111) is linked to the central part (120), on the one hand:

• by an engagement zone (112) comprising a front convex curved engagement face (114), against which the fingers of the user can fold, and linked directly to a concave curved engagement face (121) situated at the front of the central part (120), the convex top face (111) being linked to the central part (120), and on the other hand,
• by a lever zone (113) comprising a convex bottom lever face (115) situated under the convex top face (111), against which the thumb of the user can fold in the direction of the joint, and linked by a switchback zone (117) to a concave bearing face (122) situated behind the central part (120).