초록 ▼

The invention relates to a hand machine tool, in particular, a hammer drill or chisel, having a gearbox housing and a gearbox unit with a switching device. The switching device includes a switching spring and an operating unit which may be mounted in the gearbox housing with a transfer element. Acco

The invention relates to a hand machine tool, in particular, a hammer drill or chisel, having a gearbox housing and a gearbox unit with a switching device. The switching device includes a switching spring and an operating unit which may be mounted in the gearbox housing with a transfer element. According to the invention, the switching spring has a housing region provided for housing the transfer element of the assembled operating unit, on assembly of the gearbox housing and the gearbox unit.

대표청구항 ▼

1. A hand-held power tool, in particular a rotary hammer and/or a hammer chisel, comprising: a transmission housing;a transmission unit; anda switch device for the transmission unit mounted in the transmission housing, the switch device havinga switch spring, and an actuating unit with a transmittin

1. A hand-held power tool, in particular a rotary hammer and/or a hammer chisel, comprising: a transmission housing;a transmission unit; anda switch device for the transmission unit mounted in the transmission housing, the switch device havinga switch spring, and an actuating unit with a transmitting element, the switch spring having a receiving region that is provided to accommodate the transmitting element of the actuating unit upon assembly of the transmission housing and transmission unit,wherein the switch spring has a subregion composed of a helical spring portion of the switch spring which encloses a receiving region that accommodates an axially movable switch element embodied in the form of a switching plate belonging to the transmission unit. 2. The hand-held power tool as recited in claim 1, wherein the switch spring has at least two spring legs that define the receiving region to accommodate the transmitting element of the actuating unit. 3. The hand-held power tool as recited in claim 2, wherein the at least two spring legs are spaced apart from each other perpendicular to an assembly direction. 4. The hand-held power tool as recited in claim 2, wherein the at least two spring legs are provided to move in an axial direction of the switch element of the transmission unit when the actuating unit is moved in a rotation direction. 5. The hand-held power tool as recited in claim 3, wherein the at least two spring legs are provided to move in an axial direction of the switch element of the transmission unit when the actuating unit is moved in a rotation direction. 6. The hand-held power tool as recited in claim 1, wherein the switch spring constitutes at least one energy storage mechanism in which it is possible to store a switching force. 7. The hand-held power tool as recited in claim 2, wherein the switch spring constitutes at least one energy storage mechanism in which it is possible to store a switching force. 8. The hand-held power tool as recited in claim 3, wherein the switch spring constitutes at least one energy storage mechanism in which it is possible to store a switching force. 9. The hand-held power tool as recited in claim 2, wherein the switch spring constitutes at least one energy storage mechanism in which it is possible to store a switching force. 10. The hand-held power tool as recited in claim 2, wherein at least one spring leg of the switch spring has a switching bevel against which the transmitting element presses during at least one switching procedure. 11. The hand-held power tool as recited in claim 3, wherein at least one spring leg of the switch spring has a switching bevel against which the transmitting element presses during at least one switching procedure. 12. The hand-held power tool as recited in claim 4, wherein at least one spring leg of the switch spring has a switching bevel against which the transmitting element presses during at least one switching procedure. 13. The hand-held power tool as recited in claim 9, wherein at least one spring leg of the switch spring has a switching bevel against which the transmitting element presses during at least one switching procedure. 14. The hand-held power tool as recited in claim 10, wherein the switching bevel of the at least one spring leg has at least one guide surface for guiding the transmitting element. 15. The hand-held power tool as recited in claim 11, wherein the switching bevel of the at least one spring leg has at least one guide surface for guiding the transmitting element. 16. The hand-held power tool as recited in claim 12, wherein the switching bevel of the at least one spring leg has at least one guide surface for guiding the transmitting element. 17. The hand-held power tool as recited in claim 13, wherein the switching bevel of the at least one spring leg has at least one guide surface for guiding the transmitting element. 18. The hand-held power tool as recited in claim 3, wherein the at least two spring legs each have a respective leg region and the leg regions are situated in a region of the transmitting element, in a plane parallel to the assembly direction. 19. The hand-held power tool as recited in claim 1, wherein the transmitting element is embodied in the shape of a bar and is situated on the actuating unit, extending in a direction of a rotation axis of the actuating unit, eccentric to the rotation axis, on an inner side of the actuating unit oriented away from a selection knob. 20. The hand-held power tool as recited in claim 3, wherein the at least two spring legs are additionally spaced apart from each other in a direction that is oriented essentially perpendicular to a rotation axis of the actuating unit and are situated spaced apart from each other parallel to the rotation axis.