Patent ID: 8893945

Claim:
An electric hammer, comprising: a housing having a nozzle portion; a motor and a transmission mechanism arranged in the housing; a striking device, coupled to the motor and the transmission mechanism, arranged to move in a reciprocating manner in the nozzle portion; and a clamping device mounted to the nozzle portion and at least partially extending out of the nozzle portion, wherein the clamping device includes an outer sleeve, an inner sleeve arranged in the outer sleeve, and at least two clamping members arranged on the inner sleeve, wherein the inner sleeve has a first position and a second position with respect to the outer sleeve, and the distance between the two clamping members in the first position is less than that between the two clamping members in the second position and wherein the clamping device further comprises a connecting member with one end fixedly connected to the inner sleeve and the other end having a movable connecting portion which is connected to the housing.