crosshead
Americannoun
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Printing. a title or heading filling a line or group of lines the full width of the column.
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Machinery. a sliding member of a reciprocating engine for keeping the motion of the joint between a piston rod and a connecting rod in a straight line.
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Nautical. a crosspiece on a rudderpost by which the rudder is turned.
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Engineering, Building Trades. a transverse timber for transmitting the lifting effort of two or more jackscrews supporting it to the foot of a shore that it supports.
noun
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printing a subsection or paragraph heading printed within the body of the text
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a block or beam, usually restrained by sliding bearings in a reciprocating mechanism, esp the junction piece between the piston rod and connecting rod of an engine
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nautical a bar fixed across the top of the rudder post to which the tiller is attached
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a block, rod, or beam fixed at the head of any part of a mechanism
Etymology
Origin of crosshead
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The spring buffers, which, as has been said, form an essential part of the quadrant, are fitted with steel rollers at the point of contact with the crosshead, thereby reducing the friction to a minimum.
From Scientific American Supplement, No. 1178, June 25, 1898 by Various
The crosshead of the reciprocating air pump is guided by a Peaucillier linkage shown at the center.
From Kinematics of Mechanisms from the Time of Watt by Eugene S. Ferguson
Who sells a tool for truing up a crosshead wrist?
A hydraulic press was placed below the column and its crosshead above it, and then a hinged oven containing twelve large gas burners was clamped about the column.
From Scientific American Supplement, No. 1157, March 5, 1898 by Various
The condensers are placed at the outsides of the engine room, and the air, feed, and bilge pumps are between the engines and the condensers and worked by levers from the low-pressure engine crosshead.
From Scientific American Supplement No. 819, September 12, 1891 by Various
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