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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 examines unassembled hairsprings for flatness and concentricity, using tweezers and loupe. Responsibilities include: * Stretches spring to ensure specified plane and spacing between coils, using tweezers. * Examines spring to detect defects, such as blemishes and bent or short tongues, using loupe. * Segregates standard and defective springs in boxes for salvage, storage, and shipping. * Records inspection data for identification purposes.
Industry:Professional careers
A professional who sets up battery of automatic machines to assemble primed shell bodies, powder, wads, and shot into complete shotgun shells. Responsibilities include: * Replaces worn or broken machine parts, such as bushings, punches, crimpers, powder and shot chargers, hoppers, springs, and belts, using handtools. * Examines samples of assembled shells for defects, such as incomplete crimping, tipped top wads, or blurred printing (identifying data), and verifies shell length and diameter, using fixed gauges. * Cuts open sample shells with knife to determine that components are assembled as specified. * Diagnoses cause of defect and replaces worn parts or adjusts setscrews, stop nuts, knurled bolts, and wingnuts by trial and error until machine produces acceptable work. * Dismantles machine to gain access to defective parts and to clear jams not removable by operator. * Submits samples of first-run shells assembled after adjustment or changeover to ballistics for approval before releasing machine to operator. * Takes charges of powder and shot from loading mechanisms and weighs them on grain scale to verify accuracy of charges. * Turns knob to regulate charge to meet specifications.
Industry:Professional careers
A professional who fabricates sample jewelry articles, according to drawings or instructions. Responsibilities include: * Cuts and shapes metal into findings, using metal cutting and carving tools. * Arranges metal findings into specified design, softens findings by heating with gas torch, and shapes findings, using hammer and die. * Solders pieces together, and smooths rough surfaces, using wooden mallet, files, or polishing wheel. * Attaches decorative trimmings, such as wax flowers, enamel motifs, and stones.
Industry:Professional careers
A professional who fabricates dies used to mark sewing reference points on materials. Responsibilities include: * Positions metal blank on bed of drill press. * Aligns drill template over plate. * Starts machine and drills holes into blank. * Inserts stabs (pointed metal dowels) into holes. * Places stab setter (handpunch) over stab and hammers stab into hole.
Industry:Professional careers
A professional who trims and smooths edges, surfaces, and impressed or raised designs of jewelry articles and jewelry findings, using files, chisels, and saws. Responsibilities include: * Places article in holding device or against bench pin. * Files or cuts excess metal from surfaces and ornamentations, such as filigree or relief designs. * Miters joints and ends of formed ring blanks, using file. * May smooth and polish edges and soldered areas of jewelry, using abrasive wheel. * May operate motor-driven filing machine.
Industry:Professional careers
A professional who calibrates hydrometer tubes, using chemical solutions, marking device, and graduating machine. Responsibilities include: * Mixes solutions of high, medium, and low specific gravity according to formula. * Tests solutions, using standard hydrometer, and adjusts specific gravity of solutions. * Places specified ballast weight into hydrometer float and seals hydrometer, using sealing compound. * Immerses hydrometer into prepared solutions and marks levels of each solution on hydrometer tube. * Graduates hydrometer, using engraving machine. * Lines paper or metal scale into degrees, using drafter's pen or metal scriber, and secures scale inside hydrometer to ensure lines correspond to graduations on hydrometer.
Industry:Professional careers
A professional who inspects completed hairspring assemblies, using loupe and watchmaker's tools. Responsibilities include: * Verifies that spring and balance wheel are true in flat and round, and that mass of balance wheel is equally distributed around axis of rotation. * Examines positioning of parts to determine that parts are in beat, and that overcoil is in specified relationship to spring, using loupe. * Verifies that parts are securely staked, using tweezers. * Separates unsatisfactory assemblies. * Observes minute parts and functioning of parts with loupe. * May test parts to determine if vibrating point has been accurately located, using master balance.
Industry:Professional careers
A professional who tends polishing machine that smooths and imparts specified finish to pivot (staff) ends of pinions and arbors. Responsibilities include: * Pulls spindle handle to insert and position pinion in holder of workpiece. * Depresses pedal to start felt-wheel lap rotating across pivot end to polish ends. * Charges wheel with lime stick as needed. * Inspects ends to detect defects, such as burrs and rough surfaces, using loupe. * Performs minor adjustments to machine.
Industry:Professional careers
A professional who inspects and adjusts components and subassemblies of high-speed printers used in electronic data systems for conformance with specifications, using testing equipment and handtools. Responsibilities include: * Examines components and subassemblies for defects and faulty work, using schematic drawings and work process specifications. * Measures and checks clearances, tensions, alignments, and electric circuitry, using gauges, ohmmeter, and aligning fixtures. * Turns adjusting screw to increase or decrease tension and clearance of parts not conforming to specifications. * Examines printout of printed characters to determine if height, width, and spacing meet specifications, using plastic template, and adjusts rollers to correct defects, using handtools. * Connects frequency meter lead to circuit board of printer and reads meter dial to verify that frequency readings are within prescribed limits. * Measures printer motor speed, using motor-speed tester, and routes defective motors to repair shop.
Industry:Professional careers
A professional who prepares jewelry findings for subsequent soldering operations. Responsibilities include: * Positions jewelry article on nonflammable work surface, such as asbestos board or pan of crushed emery stone. * Selects findings and positions them on jewelry article, using tweezers. * Places particle of solder (charge) at junction of jewelry article and finding, using brush or pick.
Industry:Professional careers