pin rail


Related to pin rail: batten, counterweight arbor

pin rail

n
(Nautical Terms) nautical a strong wooden rail or bar containing holes for belaying pins to which lines are fastened on sailing vessels. Compare fife rail
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Design features include: a 100" to 236" turning diameter, heavy cast construction, heavy duty Timken cross roller bearings, large scale square ram, toolchanger, shot pin rail location for quick and accurate rail positioning, large geared coupler for locating turning tools, hardened replaceable boxways on the rail, two-speed transmission, and hardened and ground gearing.
Dual, angled pin rails assure zero pin gap or distortion, while offset extension bars offer compatibility with a wider range of bow models.
How it's used: Framing, "compass timbers" or curved beams, breasthooks in the cutwater area, pin rails, and fife rails.