Patent ID: 7552780

Claim:
An electric power tool, having a tool housing ( 12 ) in which a guide sleeve ( 15 ) is formed for interchangeably receiving a power supply module ( 11 ) in an axial direction of insertion, the guide sleeve ( 15 ) having an introduction opening ( 152 ) and an electrical interface with the power supply module ( 11 ) and extending in the direction of insertion, wherein at least one form-locking element for producing a form lock with a form-locking element of the power supply module ( 11 ) is disposed in an end region of the guide sleeve facing away from the introduction opening ( 152 ) as viewed in the direction of insertion, wherein the at least one form-locking element is a rib ( 21 ) protruding from an inner wall of the guide sleeve ( 15 ), and wherein the rib ( 21 ) extends from the end, facing away from the introduction opening ( 152 ), of the guide sleeve ( 15 ) over only a limited portion of the guide sleeve ( 15 ) in such a manner that the rib ( 21 ) and the form-locking element of the power supply module ( 11 ) come into engagement with one another only toward an end of an insertion travel of the power supply module.