"Ratchet (mechanism)"@en . "Condensed from the proper \"ratchet and pawl\", a ratchet mechanism is one in which relative rotary motion is restricted or prevented in one or both directions by a member with one or more teeth (the \"pawl\") which presses against a toothed wheel (the \"ratchet\")."@en . . . . "Condensed from the proper \"ratchet and pawl\", a ratchet mechanism is one in which relative rotary motion is restricted or prevented in one or both directions by a member with one or more teeth (the \"pawl\") which presses against a toothed wheel (the \"ratchet\")."@en . .