US 12,291,897 B2
Chain lock
Ernst Pankratius, Wetter (DE); and Marcus Kuchler, Munich (DE)
Assigned to ABUS August Bremicker Söhne KG, Wetter-Volmarstein (DE)
Filed by ABUS August Bremicker Söhne KG, Wetter-Volmarstein (DE)
Filed on Mar. 17, 2023, as Appl. No. 18/122,748.
Claims priority of application No. 102022107142.1 (DE), filed on Mar. 25, 2022.
Prior Publication US 2023/0304328 A1, Sep. 28, 2023
Int. Cl. E05B 73/00 (2006.01); E05B 67/00 (2006.01); E05B 71/00 (2006.01)
CPC E05B 73/0005 (2013.01) [E05B 67/003 (2013.01); E05B 71/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A chain lock comprising a lock body and a chain that comprises a serial arrangement of consecutive links that are coupled to one another via a respective articulated joint between one another and that can be pivoted relative to one another about a joint axis, which is in parallel with a normal direction, of the respective articulated joint,
wherein the lock body has a locking receiver, which is configured to receive a single one of the articulated joints, and a locking mechanism by means of which the single one of articulated joints received in the locking receiver can be secured against a departure from the locking receiver.