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Bullard Jr. continued the family machine tool business and brought the turret principle to the vertical boring mill, making it a vertical turret lathe. [2] He led the development of the company's multiple-spindle Mult-Au-Matic brand machine that became an important automatic lathe in the mass production of parts for the automotive industry.
Bullard Mult-Au-Matic, a vertical, multispindle automatic lathe, 1914. [1] Memorial Day 1942 at Bullard. The Bullard Machine Tool Company was a large American machine tool builder. It specialized in vertical boring mills and was largely responsible for the development of the modern form of that class of machine tools. [2]
A part's-eye view of a boring bar. Hole types: Blind hole (left), through hole (middle), interrupted hole (right). In machining, boring is the process of enlarging a hole that has already been drilled (or cast) by means of a single-point cutting tool (or of a boring head containing several such tools), such as in boring a gun barrel or an engine cylinder.
Vertical lathes in general are also called "vertical boring mills" or often simply "boring mills"; therefore a vertical turret lathe is a vertical boring mill equipped with a turret. [ 9 ] CNC VTL, 46" (1168 mm) Bullard High Column Dynatrol, built mid-1960s
The ram type mills were produced for many years and in a wide range of sizes, from the home-shop-sized No. 6 up to the 9,000 pound No. 38. The company also produced heavy horizontal milling machines, as well as a small vertical milling machine for tool and die work. #12 with head in horizontal position #12 with head in vertical position
The Hume-Bennett Lumber Company was a logging operation in the Sequoia National Forest in the late 19th and early 20th centuries. The company and its predecessors were known for building the world's longest log flume and the first multiple-arch hydroelectric dam . [ 1 ]
Kempf House† (also known as the Henry Bennett House) 312 South Division Street Ann Arbor: May 17, 1973: Ladies' Literary Club† 218 North Washington Street Ypsilanti: May 12, 1965: James A. Lynch House / Manchester Township Library 202 West Main Street Manchester: February 19, 1987: Manchester Grist Mill: 201 E Main Manchester: November 16, 1989
Freighter Fairpartner carrying the disassembled tunnel boring machine into the Port of Seattle in April 2013. Bertha was designed and manufactured by Hitachi Zosen Sakai Works of Osaka, Japan, and was the world's largest earth pressure balance tunnel boring machine, [14] at a cutterhead diameter of 57.5 feet (17.5 m) across.