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Sam Houston was re-elected President of Texas on December 12, 1841. He had taken note of the Rangers' cost-efficiency and increased their number to 150. Under Captain John Coffee "Jack" Hays' leadership, the force played an important role in the defense against the Mexican invasion led by General Adrian Woll in 1842 and against attacks by Natives.
The rest of the general staff included the former president of Texas Mirabeau B. Lamar acting as Henderson's division inspector with the rank of lieutenant colonel, Maj. Henry L. Kinney as his division quartermaster, and Sam Houston's former vice president Maj. Edward Burleson and representative Maj. Edward Clark as his aides de camp. [2]
The size of the Ranger force was increased from 56 to 150 men by Sam Houston, as President of the Republic, in 1841 (the second time he was elected president of the Republic). The Rangers continued to participate in skirmishes with Native Americans through 1846, when the annexation of Texas to the United States and the Mexican–American War ...
LeTourneau tree crusher, Long Binh Post, South Vietnam 27 September 1967 R. G. LeTourneau founded R.G. LeTourneau, Inc. in California in 1929, as a contractor of earthmoving equipment, which manufactured products in Longview, Texas.
After the war, sales of oil equipment slowed, but sales of trailers and industrial gears did better. The company had conflicts with organized labor in the 1950s and much of the 1960s. In 1970 the company's name was changed to Lufkin Industries, and three divisions were established: Machinery, Trailer, and Automotive/Industrial Supplies.
The shape of a hypoid gear is a revolved hyperboloid (that is, the pitch surface of the hypoid gear is a hyperbolic surface), whereas the shape of a spiral bevel gear is normally conical. The hypoid gear places the pinion off-axis to the crown wheel (ring gear) which allows the pinion to be larger in diameter and have more contact area. In ...
Bevel gears are gears where the axes of the two shafts intersect and the tooth-bearing faces of the gears themselves are conically shaped. Bevel gears are most often mounted on shafts that are 90 degrees apart, but can be designed to work at other angles as well. [1] The pitch surface of bevel gears is a cone, known as a pitch cone. Bevel gears ...
Gunnar Randers (21 April 1914 – 7 February 1992) was a Norwegian physicist. He is known as the principal figure within Norwegian nuclear research after World War II. He was employed at the Mount Wilson Observatory from 1939 to 1940, and at the Yerkes Observatory from 1940 to 1941. [1]