US 12,083,662 B2
Tool receptacle and hand-held power tool
Michael Schamberger, Scheuring (DE); and Peter Gerold, Weilheim (DE)
Assigned to Hilti Aktiengesellschaft, Schaan (LI)
Appl. No. 17/256,684
Filed by Hilti Aktiengesellschaft, Schaan (LI)
PCT Filed Jul. 12, 2019, PCT No. PCT/EP2019/068824
§ 371(c)(1), (2) Date Dec. 29, 2020,
PCT Pub. No. WO2020/020667, PCT Pub. Date Jan. 30, 2020.
Claims priority of application No. 18184891 (EP), filed on Jul. 23, 2018.
Prior Publication US 2021/0362316 A1, Nov. 25, 2021
Int. Cl. B25D 17/08 (2006.01)
CPC B25D 17/084 (2013.01) [B25D 2250/231 (2013.01); Y10T 279/17068 (2015.01)] 17 Claims
OG exemplary drawing
 
1. A tool receptacle for a hand-held power tool, the tool receptacle comprising:
a receptacle element for receiving a tool;
a lock element for locking the tool in the tool receptacle, the lock element mounted so as to be eccentric and rotatable on the receptacle element, the lock element when rotated about the receptacle element being capable of being moved from an unlocked state, the tool being retrievable from the receptacle element in the unlocked state, to a locked state, the lock element encompassing the tool in a form-fitting manner in the locked state, and vice versa; wherein a central axis is assigned to the receptacle element, and an eccentric axis is assigned to the lock element, the lock element being rotatably mounted about the eccentric axis, wherein the eccentric axis is disposed so as to be parallel to and spaced apart from the central axis; and
an eccentric element being disposed between the receptacle element and the lock element; wherein the lock element has a cylindrical internal geometry receiving the eccentric element, and a cylindrical external geometry disposed so as to be eccentric to the internal geometry.