US 12,128,538 B2
Locking device for a handheld power tool
Leon Jampolski, Waiblingen (DE); and Eugenia Schink, Stuttgart (DE)
Assigned to Robert Bosch GmbH, Stuttgart (DE)
Filed by Robert Bosch GmbH, Stuttgart (DE)
Filed on Nov. 3, 2021, as Appl. No. 17/518,241.
Claims priority of application No. 10 2020 214 011.1 (DE), filed on Nov. 9, 2020.
Prior Publication US 2022/0143801 A1, May 12, 2022
Int. Cl. B25F 5/00 (2006.01); B25F 3/00 (2006.01)
CPC B25F 5/001 (2013.01) [B25F 3/00 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A locking device for a rotary-drive handheld power tool with a shaft configured to drive an accessory device configured to be connected to the handheld power tool, comprising:
a locking element configured to lock the shaft so that the accessory device cannot be driven by the shaft; and
an activating element configured to move the locking element, wherein the activating element is mounted such that it is movable along a shaft axis of the shaft,
wherein:
the activating element is configured to be moved into a release state when a first force is applied in a direction toward the accessory device such that the activating element moves toward the accessory device when the accessory device is connected to the handheld power tool; and
the activating element is configured to be moved into a locking state when the first force is removed such that the activating element moves away from the accessory when the accessory device is connected to the handheld power tool.