US 11,965,365 B2
Vehicle lock with pull-in device and vehicle with such a vehicle lock
Viktor Komkin, Wuppertal (DE); and Bastian La Porte, Wuppertal (DE)
Assigned to D. LA PORTE SÖHNE GMBH, Wuppertal (DE)
Filed by D. LA PORTE SÖHNE GMBH, Wuppertal (DE)
Filed on Aug. 2, 2021, as Appl. No. 17/391,941.
Claims priority of application No. 10 2020 210 067.5 (DE), filed on Aug. 7, 2020.
Prior Publication US 2022/0042353 A1, Feb. 10, 2022
Int. Cl. E05B 81/38 (2014.01); E05B 81/06 (2014.01); E05B 81/14 (2014.01); E05B 81/56 (2014.01); E05B 81/66 (2014.01); E05B 85/26 (2014.01)
CPC E05B 81/38 (2013.01) [E05B 81/06 (2013.01); E05B 81/14 (2013.01); E05B 81/56 (2013.01); E05B 81/66 (2013.01); E05B 85/26 (2013.01); E05Y 2900/518 (2013.01)] 29 Claims
OG exemplary drawing
 
1. A vehicle lock for locking doors or hatches of motor vehicles, in particular of the doors or the hatches of agricultural machines including tractors, or of construction machines, comprising
a lock case,
a rotary latch, rotatably supported in the lock case, for gripping and retaining a locking bolt in a pre-latching position or in a final latching position,
a drive wheel rotatably supported in the lock case, interlocked with the rotary latch,
a locking pawl, disposed in the lock case, for locking the drive wheel, and via the drive wheel, the rotary latch interlocked with the drive wheel in the pre-latching position or the final latching position,
a closing device, to which the rotary latch is drivably connected rotatably in a rotary-latch closing direction from the pre-latching position into the final latching position, wherein
the drive wheel is connected directly to the closing device drivably in a drive-wheel closing direction, and a rotation of the drive wheel in the drive-wheel closing direction effects a rotation of the rotary latch in the rotary-latch closing direction,
the closing device includes a drive motor and a transmission disposed between the drive motor and the drive wheel, wherein the transmission includes at least first and second transmission stages each including a planetary transmission, and
the first and the second planetary transmissions each include a ring gear, a planetary carrier, a plurality of planetary gears, and a sun gear, wherein the ring gear of a first transmission stage is unrotatably connected to the lock case about a transmission central axis.