contact

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contact

1. 
a. a junction of two or more electrical conductors
b. the part of the conductors that makes the junction
c. the part of an electrical device to which such connections are made
2. any person who has been exposed to a contagious disease
3. an informal name for contact lens
4. of or relating to irritation or inflammation of the skin caused by touching the causative agent

contact

See eclipse.

Contact

 

the geometric concept signifying that at a certain point, two curves (or a curve and a surface) have a common tangent line or two surfaces have a common tangent plane. The order of contact is a characteristic of the proximity of two curves (a curve and a surface, or two surfaces) in the neighborhood of their common point.

contact

[′kän‚takt]
(electricity)
(engineering)
Initial detection of an aircraft, ship, submarine, or other object on a radarscope or other detecting equipment.
(fluid mechanics)
The surface between two immiscible fluids contained in a reservoir.
(geology)
The surface between two different kinds of rocks.

contact

A part which is an electric conductor and which provides a low-resistance path for current flow upon mating with another conducting part with which it is designed to operate.

contact

i. An air traffic control term, which, when transmitted on the radio, means “Establish radio contact with … ”
ii. Visual contact by the pilot with another aircraft (friendly, hostile, or unidentified), or object, or target on the ground.
iii. To pick up the target on radar.
iv. A warning call by the pilot when starting a piston engine to the person swinging the propeller to indicate that the ignition system is about to be put on.
v. A mechanical hookup between a tanker and a receiver aircraft.
vi. The act of an aircraft touching down on a runway or another surface after being airborne, as in “the moment of contact.”
vii. Flying in weather and at an altitude from where ground features can be seen continuously, as in contact flying.

contact

A metal bar or strip in a plug or smart card that touches a corresponding metal object in a socket or reader in order to enable current to pass. Contacts may be made of precious metals to avoid corrosion. See pin and smart card.
References in periodicals archive ?
2009-2014 Electrical Contacts and Contact Materials Productions Supply Sales Demand Market Status and Forecast
Currently the highest temperature that can be achieved for an electrical contact is 165 to 170 [degrees] C through silver plating," he commented.
The amount of cobalt codeposited, which affects the hardness and corrosion resistance of electrical contacts, is ideally 20w% (percentage by weight), and the range of the amount of cobalt codeposited by PALLADEX PC-100 is wide at 10 to 30w% (20 +/- 10w%), which made it impossible to reliably manufacture electrical contacts with the hardness required by users.
MEC BETRAS is the leading Italian producer of electrical contact rivets and stamped electrical contact parts, which are used in automobiles, household appliances, and circuit breakers.
NYSE:TNL) announced today that the company has sold the North American operations of AMI Doduco, its electrical contact products business, to Metalor Technologies International SA.
This consultation aims to provide: - an object holder for Nanoindentation I2TEM (Hitachi HF3300) CEMES-CNRS (LOT 1), - a specimen holder with electrical contacts for I2TEM ( Hitachi HF3300) CEMES-CNRS (LOT 2)
AMI DODUCO is a leading producer of electrical contacts and related products capable of serving the needs of multinational customers anywhere in the world.
AMI DODUCO, a Technitrol (NYSE:TNL) Company, recently presented a paper at the 53rd IEEE Holm Conference on Electrical Contacts describing its efforts to improve the performance and reliability of contact material as circuit breaker technology continues to evolve.
NYSE:TNL) announced that it has reached agreement on two major outsource supply arrangements worth up to $13 million in incremental annual revenues with a principal customer for its electrical contacts.
These lenses feature the PENTAX KAF2 mount, which incorporates additional electrical contacts to drive a built-in supersonic motor used in autofocusing operation.
An electrical connector typically consists of several electrical contacts or pins that can be used to carry electrical power or signals.

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