Machine-shop Handbook: A Handbook of Reference on Machine-shop Practice for Those Interested in the Work of the Machine Operator, Machinist, Toolmaker, and the General MechanicInternational Textbook Company, 1924 - 346 σελίδες |
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Αποτελέσματα 1 - 5 από τα 46.
Σελίδα 7
... Applying the rule , one board contains 12X3X3-12 ft . B. M. As there are 268 boards , they contain 268 X 12 = 3,216 ft . B. M. Ans . PERCENTAGE When a per cent . , written % , is used in a calculation , it is always changed to a ...
... Applying the rule , one board contains 12X3X3-12 ft . B. M. As there are 268 boards , they contain 268 X 12 = 3,216 ft . B. M. Ans . PERCENTAGE When a per cent . , written % , is used in a calculation , it is always changed to a ...
Σελίδα 53
... applied to the side and edge of the drill , as shown in Fig . 26 ( a ) . By turning ( a ) 2 FIG . 26 ( 0 ) the drill ... applying a steel rule , as shown in ( c ) , the portion graduated to thirty - seconds or sixty - fourths being used ...
... applied to the side and edge of the drill , as shown in Fig . 26 ( a ) . By turning ( a ) 2 FIG . 26 ( 0 ) the drill ... applying a steel rule , as shown in ( c ) , the portion graduated to thirty - seconds or sixty - fourths being used ...
Σελίδα 55
... applied readily . The Scotch drill is shown in Fig . 3 . HOLDING DEVICES FOR DRILLS Taper - Shank Socket . A drilling - machine taper spindle is shown in Fig . 1 . The drill is removed by driving a taper key a , or drift , into the slot ...
... applied readily . The Scotch drill is shown in Fig . 3 . HOLDING DEVICES FOR DRILLS Taper - Shank Socket . A drilling - machine taper spindle is shown in Fig . 1 . The drill is removed by driving a taper key a , or drift , into the slot ...
Σελίδα 72
... applied to the upper part of the bent wire . of the tap . In case the piece of tap is stuck firmly in the hole , the American Machinist recommends the following method of removing it : FIG . 5 FIG . 6 Use a drill the size of the tap ...
... applied to the upper part of the bent wire . of the tap . In case the piece of tap is stuck firmly in the hole , the American Machinist recommends the following method of removing it : FIG . 5 FIG . 6 Use a drill the size of the tap ...
Σελίδα 81
... holes , and the V - shaped opening b gives the correct angle for centers . Point a and openings c and b are also used for grind . ing and setting threading tools correctly . The method of applying a holder and a wrench to SHOP WORK 81.
... holes , and the V - shaped opening b gives the correct angle for centers . Point a and openings c and b are also used for grind . ing and setting threading tools correctly . The method of applying a holder and a wrench to SHOP WORK 81.
Συχνά εμφανιζόμενοι όροι και φράσεις
acid allow alloys aluminum angle antimony Area belt blank brass bushing calipers carbon cast iron cent chilled iron chuck circular pitch clamp column copper corresponding counterbore crank cubic cutters cutting edge cutting speed cylindrical decimal Depth Diam diametral pitch disks divide emery equal feet finishing forging fraction gauge Gear on Stud hardened heat helix holes Inches Inches Inches index head lathe lathe centers lathe tools lead screw length machine measured metal milling cutters multiply number of teeth number of threads piece pipe pitch diameter plate plug Pounds pulley punch radius reamer Revolutions per Minute rivet roughing sal ammoniac SCREW THREADS shaft shank shown in Fig side sine solder solution spindle square STANDARD THREADS steel tangent taper per foot Thickness threads per inch tool Top-d Twist drills vernier vernier scale weight worm wrought iron zinc
Δημοφιλή αποσπάσματα
Σελίδα xxv - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30| square yards — 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 7 - Measures of Length. 10 millimeters (mm.) 1 centimeter (cm.) 10 centimeters 1 decimeter (dm.) 10 decimeters 1 meter (m.) 10 meters 1 dekameter (Dm.) 10 dekameters 1 hectometer (Hm.) 10 hectometers 1 kilometer (Km.) 10 kilometers 1 myriameter (Mm.) 1181.
Σελίδα 1 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα xxvi - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 7 - Measures of Capacity 10 milliliters (ml) =1 centiliter cl 10 centiliters =1 deciliter dl 10 deciliters =1 liter 1 10 liters =1 dekaliter Dl 10 dekaliters =1 hektoliter HI 10 hektoliters =1 kiloliter Kl NOTE — The liter is equal to the volume occupied by 1 cubic decimeter.
Σελίδα 174 - Fig 1 Fig 2 Fig 3 Fig 4 Fig 5 Fig 6 Fig 7 Fig 8 Fig 9...
Σελίδα 339 - What are you doing with the hours after supper? Can you afford to let them slip by unimproved when you can easily make them mean so much? One hour a day spent with the ICS will prepare you for the position you want in the work you like best. Yes, it will! Put it up to us to prove it. Mark and mall this coupon now!
Σελίδα 7 - These prefixes form the key to the entire system. In the following tables, the abbreviations of the principal units of these submultiples begin with a small letter, while those of the multiples begin with a capital letter; they should always be written as here printed.
Σελίδα xxvi - Apothecaries' Weight 20 grains (gr.) = 1 scruple (sc.) 3 scruples = 1 dram (dr.) 8 drams = 1 ounce (oz.) 12 ounces = 1 pound (Ib...
Σελίδα 339 - Every hour I spent on my ICS Course has been worth $95 to me! My position, my $5,000 a year income, my home, my family's happiness — I owe it all to my spare time training with the International Correspondence Schools!