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Farrand's new design was a concave/convex tape made of metal which would stand straight out a distance of four to six feet. This design is the basis for most modern pocket tape measures used today. With the mass production of the integrated circuit (IC) the tape measure has also entered into the digital age with the digital tape measure. Some ...
1868 Tape measure. A tape measure or measuring tape is a flexible form of ruler. It consists of a ribbon of cloth, plastic, fiber glass, or metal strip with linear-measurement markings. The design on which most modern spring tape measures are built was invented and patented by a New Haven, Connecticut resident named Alvin J. Fellows on July 14 ...
A variety of rulers A carpenter's rule Retractable flexible rule or tape measure A closeup of a steel ruler A ruler in combination with a letter scale. A ruler, sometimes called a rule, scale or a line gauge or metre/meter stick, is an instrument used to make length measurements, whereby a length is read from a series of markings called "rules" along an edge of the device. [1]
Stanley is a well known brand of tools and has produced millions of hand planes, saws, rulers, try squares, chisels, screwdrivers, and many other types of tools for consumer and for industrial use. Their innovations include the Bailey plane, the Surform shaper , the PowerLock tape measure , the utility knife , and an unusual multitool known as ...
Made with a thin steel blade fixed at 90° into a thicker stock that is typically made of wood. The inside face of the stock is sometimes faced with brass to reduce wear. Historically woodworkers would often make their own try squares out of wood. The top of the stock is sometimes at a 45° angle so the square can also be used as a mitre square.
When it was necessary to compare the capacities of containers such as gourds or clay or metal vessels, they were filled with plant seeds which were then counted to measure the volumes. When means for weighing were invented, seeds and stones served as standards. For instance, the carat, still used as a unit for gems, was derived from the carob seed.
In 2002 allegations of fraud were made against Starrett over its RapidCheck Coordinate Measuring Machine. [10] A Federal investigation found none and no charges filed. [11] In 2006, L.S. Starrett Co. purchased Tru-Stone Technologies Inc. in Waite Park, Minnesota, a maker of custom-engineered granite machine bases, for $19.8 million in cash. [12]
Although link chains were later superseded by the steel ribbon tape (a form of tape measure), its legacy was a new statutory unit of length called the chain, equal to 22 yards (66 feet) of 100 links. [8] This unit still exists as a location identifier on British railways, as well as all across America in what is called the public land survey ...