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U.S. Department of Labor
Industry: Government; Labor
Number of terms: 77176
Number of blossaries: 0
Company Profile:
A professional who feeds wire and slugs of fluxing material into extrusion press that coats welding electrodes. Respnsibilities include: * Selects wire cores of specified size, places box of cores on tilter, and pulls lever to dump cores in wire feeder hopper, or selects spool of specified size wire and places spool on mandrel for threading through extrusion machine. * Removes crustations or trims slugs (compressed flux) to size of extrusion machine cylinder, using knife. * Places slugs into feeding chamber of machine. * Assists other workers to clear machine of jammed rods. * Records production data.
Industry:Professional careers
A professional who repairs and overhauls motorcycles, motor scooters, and similar motor vehicles. Respnsibilities include: * Listens to engine, examines vehicle's frame, and confers with customer to determine nature and extent of malfunction or damage. * Connects test panel to engine and measures generator output, ignition timing, and other engine performance indicators. * Dismantles engine and repairs or replaces defective parts, such as magneto, carburetor, and generator. * Removes cylinder heads, grinds valves, and scrapes off carbon, and replaces defective valves, pistons, cylinders, and rings, using handtools and power tools. * Hammers out dents and bends in frame, welds tears and breaks, and reassembles and reinstalls engine. * Repairs and adjusts clutch, brakes, and drive chain. * Repairs or replaces other motorcycle and motor scooter parts, such as spring fork, headlight, horn, handlebar controls, valve release, gear lever, gasoline and oil tanks, starter, brake lever, and muffler. * May specialize in repair of motor scooters and be designated Motor-Scooter Repairer.
Industry:Professional careers
A professional who assists side shear crew to move, position, and hold hot-rolled steel plate for shearing operations, using push bar and plate wrench. Respnsibilities include: * Pushes steel plate over caster bed equipped with goose neck rollers to align plate under knife blade, using long handle push bar. * Positions and holds steel plate on shear block to prevent movement during shearing operation, using plate wrench. * Assists crew in charging shear knife blade, using handtools. * May lubricate knife blade and shear table, using oilcan.
Industry:Professional careers
A professional who performs any combination of following duties to record and transmit broadcasts. Responsibilities include: * Operates studio and mini-television (portable, shoulder-mounted) cameras (camera operator ). * Controls console to regulate transmission of television scenes (video operator ). * Produces educational and training films and video tapes (communications technician ). * Sets up and controls television production equipment, such as cameras (camera operator), lights (light technician ), microphones and microphone booms (microphone-boom operator ), and recording equipment (recordist ), in studio and at locations outside of studio, to record or transmit broadcasts. * Performs preventive and minor equipment maintenance, using work tools. * Maintains log to record equipment usage and location of equipment. * May perform duties of other related occupations depending upon specific production needs of individual airwave or closed-circuit station where workers must be able to set up and operate equipment.
Industry:Professional careers
A professional who tends gravity separator to separate nitroglycerin from spent acids, preparatory to washing, neutralizing, and processing into explosives. Respnsibilities include: * Turns petcock to transfer mixture of spent acids and nitroglycerin from batch nitrator to separator. * Turns petcock to drain acids from nitroglycerin into trough leading to spent-acid storage. * Observes liquid flowing from spigot and moves trough to discharge product into wash tank when color change indicates nitroglycerin is flowing from separator. * Observes tank thermometer to detect accumulation of heat that could cause decomposition and explosion and turns valves to regulate heat to prevent explosion or decomposition. * May move control to dump tank contents into water-filled vat if temperature increase indicates explosion may be imminent. * May wash and neutralize nitroglycerin.
Industry:Professional careers
A professional who inspects stainless steel tubes for conformance to customer specifications, using eddy current testing equipment. Respnsibilities include: * Reads work order to determine tube tolerance specifications required by customer and type of electric inspection coil to use for tube inspecting. * Positions and secures specified inspection coil in coil holder, and turns cranks to align rollers on which tubes pass through coil for inspection. * Turns knobs to activate testing equipment. * Observes pattern on CRT screen and turns knobs to calibrate equipment settings in accordance with customer specifications, using knowledge of equipment operation and experience. * Selects sample tube with known defects and passes it through coil to test equipment settings. * Listens for defect detection alarm, depresses button to stop rollers, and observes patterns on CRT screen to ensure that equipment signals and reflects known defects in sample tube. * Positions tubes to be inspected on rollers, marks locations of detected defects on rejected tubes with marker, and places defective tubes aside. * Periodically cycles sample tube through coil to verify standard operation of equipment. * Records information, such as control settings and number of tubes tested, on inspection and production reports. * Cuts through defective sections of tubing or rubs nicks on tubing to expose internal or remove surface defects, using abrasive saw and paper.
Industry:Professional careers
A professional who sets up and operates power press to assemble metal, plastic, rubber, or glass products by crimping, shaping, locking, staking, or press fitting. Respnsibilities include: * Installs specified dies on machine bed and ram, using measuring instruments and handtools. * Positions and clamps holding fixtures to machine bed, using sample workpiece, template, rule, and gauge. * Adjusts setscrews to regulate stroke of ram. * Aligns parts between dies or positions them against fixtures on machine. * Moves controls to lower ram that bends, clinches, or forces parts together. * May operate machine to separate parts. * May set up and operate machine to punch, cut, face, chamfer, or compress parts preparatory to assembly. * May install gears and cams to synchronize action of multiple ram, feed, and positioning action of automatic presses.
Industry:Professional careers
A professional who inspects and tests leaf-springs for conformance to specifications. Respnsibilities include: * Verifies curvature of leaf, using template. * Tests leaf in load tester by inserting springs into apparatus equipped with gauge that registers amount of leaf distortion to determine if springs meet load requirements. * Discards defective leaves. * Tends machine that bombards steel shot against leaf spring and measures indentations in leaf, using curvature gauge. * Records test results for quality control purposes. * Observes spring assembly operations to ensure parts are assembled according to specifications. * Discusses with supervisor changes in machine setup or assembly operations to improve product or simplify operations. * Stops machine to inspect and test faulty productions and changes or aligns dies, using machinist's tools.
Industry:Professional careers
A professional who controls oil, gas, or electrical furnace to heat stock, such as billets, bars, plates and rods, preparatory to forging, following work order specifications. Respnsibilities include: * Reads dials and gauges, and turns knobs to regulate flow of fuel or electric current to verify and maintain specified temperature within furnace. * Positions stock in furnace, using tongs or chain hoist. * Observes color of metal or reads pyrometer to determine when stock reaches forging temperature. * Pulls stock from furnace and delivers it to forging press or hammer, using tongs or chain hoist. * Usually works as member of hammer, press, or upsetter crew. * May place heated workpiece on conveyor for transporting to work area. * May turn knobs to synchronize speed of feed and takeoff conveyors of automatic furnace.
Industry:Professional careers
A professional who sets up and operates piercing machine to shape metal tubes from billets or enlarge inside diameter of shells according to job order or blueprints. Respnsibilities include: * Selects, positions, and adjusts piercing rolls, which rotate and shape outside of tube, using hoists, wrenches, measuring instruments, and knowledge of metal properties. * Attaches specified piercing point to arbor to form and control size of internal diameter of tube. * Adjusts feed guides, stops, tailstock, and arbor rings according to size of workpiece, using handtools. * Moves levers to control movement of heated billet as it advances through rolls and over piercing point. * Measures finished workpiece to verify conformance to specifications, using calipers, fixed gauges, and micrometers. * May be specified by employer according to experience with particular material worked or machine operated.
Industry:Professional careers