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A machinist square or engineer's square is the metalworkers' equivalent of a try square. It consists of a steel blade inserted and either welded or pinned into a heavier body at an angle of 90°. Usually a small notch is present at the inside corner of the square.
The Berger Factory is a historic factory building at 37 Williams Street in Boston, Massachusetts.Built in 1902, it was home to one of the nation's first manufacturers of precision engineering and surveying instruments, and a surviving example of Roxbury's late 19th-century industrial development.
NIST Precision engineering research. Measurement of API Rotary Master Gauge on CMM. [1]Precision engineering is a subdiscipline of electrical engineering, software engineering, electronics engineering, mechanical engineering, and optical engineering concerned with designing machines, fixtures, and other structures that have exceptionally low tolerances, are repeatable, and are stable over time.
The L. S. Starrett Company is an American manufacturer of tools and instruments used by machinists, tool and die makers, and the construction industry. The company was founded by businessman and inventor Laroy Sunderland Starrett in 1880. The company patented such items as the sliding combination square, bench vises, and a
Marking out or layout means the process of transferring a design or pattern to a workpiece, as the first step in the manufacturing process. [1] It is performed in many industries or hobbies although in the repetition industries the machine's initial setup is designed to remove the need to mark out every individual piece.
View of a drafting table: the old way of producing architectural and engineering drawings. On the top of the board is a parallel ruler. Rulers and templates Various curved templates, commonly known as French curves. This image comes from the Lexikon der gesamten Technik (dictionary of technology) from 1904 by Otto Lueger
root-mean-square flatness deviation; The two-dimensional measures above find one-dimensional counterparts in straightness measures, [5] defined by ISO 12780 on a cross-section (the plane curve resulting from the intersection of the surface of interest and a plane spanned by the surface normal): least squares reference line; minimum zone ...
THK Co., Ltd. is a Japanese company that offers machine elements and modules in the field of mechanical engineering, [1] robotics [2] and automation. The headquarters are in Tokyo. Since it was founded in April 1971, the company has developed into an international company.