American machinists' handbook and dictionary of shop terms : a reference book of machine shop and drawing room data, methods and definitions (1914)
Colvin, Fred H. (Fred Herbert), 1867-1965, Stanley, Frank A. (Frank Arthur), b. 1874 · New York : McGraw-Hill book company ; London : Hill · leaf 400
is best, as the work requires firm clamping. If thedrills used are small, a winged screw will be sufficient and more con-venient, as it will require less time to manipulate. Some good screwsfor clamping straps are sho\^ai in Figs. 4 and 5. Of course the screwscan be made of any length desired. When… … W Xi <— -L— 1 ■ i 111 1 il D Thrd. L h I C H s D Thrd. L W d i 20 I I i /^ i If 1 20 4 .040 A ^ 18 I T*k i ■el fV ifV ■f-Q 18 I .057 ^% i 16 li h e? 1 i-i 1 16 I tV i tw 14 li t-. r^ t\ 1\ ^n T^ 14 i^ /t * ^ 13 I* h tV H i 2 i 13 li ^v i Fig. 6Square-Head Jig Screws Fig. 7Headless Jig Screws…
Machine-shop practice
Internet Archive · UMass Dartmouth, Claire T. Carney Library · Public Domain Mark 1.0. Free to use for anything.
