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Explains and differentiates between friction gears and toothed gears, the law of gearing, positive driving, involute profiles, pressure angle, cycloid profiles, velocity rates, and circular pitch.
World War II film showing the horror of the Pacific war with extensive coverage of the care and treatment of the wounded. Created in support of the 7th War Loan drive, the film encourages the gener...
Shows how to check a repulsion-induction motor for electrical and mechanical faults; how to dismantle a repulsion-induction motor; how to clean and plug the commutator; how to turn the commutator; ...
Shows how each working part of the variety saw functions; how to check saw blades; how to set the fence; how to protect one's self on the job; how to change saw blades; how to use a cutoff gage; an...
Shows how to plan the installation of the circuit run, switch run, and wall receptacle run; how to determine the location of required runs; how to install an offset bar hanger and ceiling outlet bo...
Shows how to select and lay out stock to avoid waste; how to reverse curves to contour lines; how to use the table tilting gage; how to saw a bevel reverse curve; how to prepare a template for a ne...
Shows how to set up the turret lathe for the production machining of bushings from bar stock; how to install the collet; how to set up the hexagon turret; and how to set up the cross slide.
Shows how the horizontal boring, drilling, and milling machine operates; how to install the fixture; how to set up the workpiece; and how to select and install an end mill and a face mill.
Shows how to heat carbon-steel tools for forge sharpening; how to sharpen, harden, and temper a plowshare; how to sharpen, harden, and temper a cultivator shovel; and how to identify tempering colors.
Shows the parts of a single ram vertical machine; how to interpret the blueprint of a broaching tool; how to install broaching inserts for straddle broaching; how to mount the toolholder with its a...
Shows how to solder a lug, using electric soldering tongs; how to solder a lug, using a blowtorch; how to solder a lug, using a solder pot and ladle; how to splice stranded conductors, using a spli...
Shows how to select correct rivet sets for stationary and portable squeezers and how to set up and use the stationary squeezer and the portable squeezer.
Shows how to check for play in the steering wheel; how to check the front end assembly for excessive play; how to make a rough test for wheel balance; how to correct wheel runout; how to make a toe...
Shows the physical therapist how to teach the bed patient reconditioning exercises; how to teach the patient to walk in a walker; how to teach the various methods of crutch walking--two point, four...
Explains the Navy's need for equipment, replacements, and repairs in order to move the battle front closer to Japan during World War II. Presents a statement issued by the Navy that there would be ...
Shows how to determine the amount of clutch pedal clearance or "lash"; how to correct abnormal clutch pedal lash; how to check the condition of the pull-back spring; how to check the clutch for sli...
Shows the doctor in a small town performing his daily activities. Pictures him examining school children, visiting patients, and relaxing with his family. Stresses the close doctor-patient relation...
Examines what has happened in Europe to check the threat of a menancing population growth. Traces the growth of population in Europe from the Middle Ages and suggests that the small-family concept,...
Shows how to check brake pedal travel; how to examine the brake lining; how to adjust the brake shoes; and how to inspect and adjust the hydraulic brake fluid system.
