Inserted tooth to Interfere

Inserted tooth cutter to Insulator
fastened in position.
Inserted-tooth cutter. (Mach.) A milling cutter having inserted teeth which are held in position by vari­ous methods. Inserted teeth are commonly used when the cutter is six inches or more in diameter.
Inside calipers. (Shopwk.) A calipers with the points at the end of the legs turned outward instead of inward, so that it may be used for gauging inside diameters.
Inside thread. (Mach.) An internal thread; a thread cut on an inside diameter as to receive a bolt.
In-spection. (Mech.) The process of examining the parts and materials of manufactured articles to insure that the specifici'ations of manufac­ture have been met.
Inspection bench. (Shopwk.)A bench with smooth, level top, frequently metal. on which work can be checked with surface gauges, etc.
Inspection gauges. (Mach.) A 'term applied to those gauges used by a buyer to test the accuracy of work purchased.
Inspector. One whose duty is to check a product with regard to require­ments or to pass judgement on quality and quantity of work per­ formed.
Installation. The placing in position or "setting up" of machinery, fac­tory, or power-plant equipment, etc.
Installment. (]) A delivery in part. (2) A pratial payment.
Instantaneous. Acting instantly with­out noticeable lapse of time.
Instrument flying. (Aero.) The art of controlling an aircraft soley by the use of instruments; sometimes called "blind flying."
Instrument panel. (Auto., Aero.) The panel on which various instruments. and indicators are mounted in such position as to be readily observed by the driver.
Instrument transformer. (ELec.) A device which makes it possible to rt?ad high voltages with a low­registering meter, or vice versa.
Insulated. (Arch.) A building or col­umn is said to be insulated when it is detached from other buildings or when different parts are sepa­rated by nonconductors to prevent the tran~fer of electricity or heat.
Insulating tape. (Elec.) Adhesive tape made nonconducting by being saturated with an insulating com­pound; used for covering wire joints and exposed parts.
Insulating transformer. (Elec.) A transformer which has the primary carefully insulated from the sec­ondary. There is no electrical me­tallic connection between the pri­mary and secondary.
Insulation. (Arch.) Any of those fire­proofing materials (many known by trade mimes) used in building construction for the reduction of fire hazard or for protec.tion against heat and cold.
Insulation resistance. (Elec.) The resistance between the electrical conductors of a circuit or the elec­trical winding of a machine and the ground, earth, or frame.
Insulator. (Elec.) A nonconductor. usually of glass or porcelain.

Intact to Interfere
Intact. Left as completed, without change.
Intaglio. Engraving cut intO the sur­face of wood or metal, in distinction from engraving in relief. Such plates are known as "intaglio type plates." .
Intaglio printing. The process of printing from intaglio-type plates, .. or from incised engraving or copper plates.
Intake. (Auto. Mech.) The flow or fuel mixture in the' intake manifold of a gas or gasoline engine.- cnMn­
Intake belt course. (Bldg.) A belt course in wIllch. the molded face is so cut that it serves as an intake between. the varying thicknesses of ~wo walls.
Intake beader. (Aero.) A short duct extending from outside the engine cowling to the supercharge intake.
Intake manifold. '(Auto.) The branch .pipe, usualy Y shaped, through which the combustible mixture of gas and air pass from the carburetor to the motor.
Intarsia. (Fum.)A kind of inlay work in wood much used by the Italians during the fifteenth century.
Integer. (Math.) A number that is not a fraction. .
Integral. AIl of a unit, usuaIly applied to nonseparable parts co!,sidered as a whole; e.g., the cams of a carn­ shaft are integral parts of the shaft.
Integral calculus. (Math.) The in­verse of differential calculus. The object is to find a function of a single variable when its differen­tialis known. It has application to problems of areas of curves, I~ngth of curves, volumes and surfaces of solids,. moments of inertia, mean value,. and probability.
Integration. The act of bringing to­gether of parts into a whole.
Intensifier. (Meeh.) A device often used in place of a hydraulic accu­mulator for converting a low pres­sure into a higher pressure.
Intensity of ligbt. (Elec.) The degree of illuminating power of any source of light.
Intensity of pressure. (phys.) The force, energy, or quantity of ac­tion of a fluid estimated by its ratio to the spac~ within which it acts.
Interceptor. (Aero.)A lateral-'control device consisting of a smaIl plate placed just back of a wing slot to spoil the effect of the slot at high angles of attack.
Intercbangeab1e. Refers to similar parts so accurate in manufacture that they can be substituted one for another.
Intercbangeable gear. Gear with teeth so designed that it will mesh properly with any other gear of the same pitch.
Interfere. (Shopwk.)Parts are said to interfere when one. part is in such' a position that it prevents the proper placing or locating of some piece which is to be fitted to it.