differential lock
121Detachment fold — A detachment fold occurs as layer parallel thrusting along a detachment fault develops without upward propagation of a fault; the accommodation of the strain produced by thrusting results in the folding of the overlying rock units. As a visual… …
122Tacoma Narrows Bridge (1940) — This article is about the first Tacoma Narrows Bridge, which collapsed in 1940. For the article on the current bridges, see Tacoma Narrows Bridge. Tacoma Narrows Bridge The original Tacoma Narrows Bridge roadway twisted and vibrated violently… …
123Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …
124Dead reckoning — For other uses, see Dead reckoning (disambiguation). The navigator plots his 9am position, indicated by the triangle, and, using his course and speed, estimates his position at 9:30am and 10am. In navigation, dead reckoning (also ded (for… …
125Windlass — For the tool used to raise paddle gear on canal locks, see Windlass ( lock key ) Turnbridge Windlass Lift road bridge over Huddersfield Broad Canal …
126United Airlines Flight 232 — N1819U on its final descent, with visible damage on the horizontal stabilizer and fuselage tail cone Accident summary Date …
127Synchro — [ frame|Schematic of Synchro TransducerThe complete circle represents the rotor. The solid bars represent the cores of the windings next to them. Power to the rotor is connected by slip rings and brushes, represented by the circles at the ends of …
128Drive shaft — This article is about the mechanical device. For the fictional music group from the American television series Lost , see Charlie Pace. Not to be confused with Axle. Drive shaft with universal joints at each end and a spline in the centre A drive …
