184 57. Machine Processes. Advanced work in various phases of machine processes. Five quarter hours. Autumn, Winter, Spring. and Summer. Staff Trade Technical 61. Machine Theory. Designed to give discussion problems and procedures connected with lathe nomenclature and each basic operation in lathe operation, including safety problems and hazards. Mathematics of feeds and speeds, thread depth, calculating fits of mating thread parts, calculating machine settings for tapers, and other applied mathematics as it applies in basic lathe operation. Five quarter hours. Autumn. Staff 62. Machine Theory. Advanced lathe operation problems. Tooling and operational sequences are studied. Accurate measurements, inspection procedures, and production habits are discussed. Tools and procedures in metal layout are given along with nomenclature drill presses and drilling machine operation problems. Five quarter hours. Winter. Staff 63. Machine Theory. Design and purpose of milling machine and shaper as production machines. Nomenclature, mathematics involved in dividing head work, and feeds and speeds, are discussed. A study of machining processes of various types on these two machines is included. Five quarter hours. Spring. Staff 64. Machine Theory. Advanced milling problems and applied mathematics involved in spiral milling, gear cutting, cam cutting, profiling, etc.,Metal sawing machine, nomenclature, blade selection, welding of blades, setting and adjusting the machine, theory of sawing, filing and polishing; use of the metal saw in fabricating parts for jigs, fixtures, dies, tools, and repair parts. Elementary study in the use of gas and electric furnaces in doing heat treatment of metals, annealing, normalizing, case hardening, hardening and tempering of various alloy steels. Five quarter hours. Autumn. Staff 65. Machine Theory. Study of abrasives of industry. Grinding wheel shapes, kinds, bonds, and wheel markings. Principles and practices in grinding as it applies to surface grinding, cylindrical grinding, internal grinding, and tool and cutter grinding. Five quarter hours. Winter. Staff 66. Machine Theory. Jig and fixture design, function, planning a jig or fixture, drill jigs, drilling templates, angle milling fixtures, ■eating schemes for fixtures, clamping methods, pneumatic holding devices, vice held fixtures, combination drill and assembly jigs, grinding machine fixtures, standard parts of jigs and fixtures, study of tool and die problems, and punch press operation. Five quarter hours. Spring. Staff 67. Machine Theory. Study of various assigned advanced machining problems in machine shop work. Five quarter hours. Autumn, Winter, Spring, and Summer. Staff 185 Trade Related 87. General Machine Shop. The basic tools of the machine shops, including lathe, drill press, elementary milling, and shaper operation with the necessary bench work. Time is spent in class learning a limited amount of machine shop theory. Two laboratory periods a week. Two quarter hours. Autumn, Winter, Spring. Staff DEPARTMENT OF WATCHMAKING Don A. Reynolds The curriculum in Watchmaking prepares the student for employment after completion of two years of training. Course Description Credits Basic English 81 English Essentials 3 Requirements Health Education 1 Personal Hygiene 2 Mathematics 81 or 87 Applied Mathematics 5 Orientation 11 Freshman Orientation 2 Physical Education 3 Approved Activities 3 Major Field Watchmaking 51-56 Shop Practice 30 Requirements Watchmaking 61-66 Trade Technical 30 Related Electronics 1 Direct Current Funda Requirements mentals 5 Economics 21 Industrial Economics 3 Recommended Sociology 21 Social Relationships 3 Electives Tech. Education 84 Industrial Safety 3 Tech. Education 91, 92Mechanical Drawing 4 Tech. Education 88 Electronics Mathematics 5 COURSES OF INSTRUCTION Shop Practice 51. Bench Work & Elementary Lathework. Bench practice and use of small tools, including sawing and filing, etc.; making of small parts and tools; also heat treating of metals used in horology. The care and operation of the watchmaking lathe. Five quarter hours. Autumn. Reynolds 52. Intermediate Watch Lathework and Clock Mechanism. Special attention is given to the operations possible on this delicate machine, such as the making of parts .and tools. Level and circle clock hairsprings, true clock hairsprings around the collet, flat and round. Basic clock repair, disassemble and assemble, alarm, 8 day and strike. Five quarter hours. Winter. Reynolds 53. Watch Hairspring and Jewel Work. Level and circle watch hairsprings 18, 16, 8/0, 15/0 20/0 size. True hairsprings around collet, pin to collet and stud, form overcoil. Set bezel train jewel, bezel hole and cap jewels, set friction jewels in watch plates. Five quarter hours. Autumn. Reynolds