Roller for car seat belt has teeth engaging with latch mounted on casing, single tooth on latch engaging with those on roller in first locking position and additional pulling of belt engaging additional teeth on latch

摘要

The roller (14) for a car seat belt has teeth (16) which engage with a latch (18) mounted on the casing (12). In a first locking position a single tooth (20) on the latch engages with those on the roller. Additional pulling of the belt engages additional teeth (22) on the latch.