Chain pulley

a pulley with depressions in the periphery of its wheel, or projections from it, made to fit the links of a chain.

See also: Chain

References in periodicals archive ?
Features include a hydraulic ram with a chain pulley mechanism, a 220- to 240- volt, 3 phase, 20A electric motor with post-mounted hydraulic pump and reservoir, and user-friendly controls mounted on the post or used remotely with a 12-foot cord.
Features include a hydraulic ram with a chain pulley mechanism, a 220 to 240 volt, three phase, 20A electric motor with post-mounted hydraulic pump and reservoir, and user-friendly controls mounted on the post or used remotely with a 12-foot cord.