An exemplary ring lock (100) generally includes a case (150), a shackle (120), and a lock mechanism (140). The shackle (120) is movably mounted to the case (150). The lock mechanism (140) is operable to selectively retain the shackle (120) in a closed position. The case includes a first case portion (152) including a first flange (153), and a second case portion (154) including a second flange (155) welded to the first flange (153). In certain forms, the first flange (153) and/or the second flange (155) has a radial depth dimension (d155) of one centimeter or less. In certain forms, the case (150) includes at least one ramp (158) configured to discourage gripping of the case (150).
ATTACK-RESISTANT RING LOCK
ANGRIFFSBESTÄNDIGES RINGSCHLOSS
VERROU À ANNEAU RÉSISTANT AUX ATTAQUES
2024-04-17
Patent
Electronic Resource
English
IPC: | B62H CYCLE STANDS , Fahrrad- oder Motorradständer |
SAE Technical Papers | 2020
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