PROJECTS IN SHEET-METALWORK 



249 



Problem No. 5: Making a Cylindrical Receptacle with Handle 



and Reinforced Edge. 

 Suggested Projects: 



a) Drinking cup (Fig. 278). 



6) Small pail (Fig. 279). 



c) Cylindrical pan (Fig. 280). 



r 



I 



LOCK JOINT 



FIG. 278. Drinking cup. 



FIG. 280. Cylindrical pan. 



FIG. 279. Small pail. 



Stock for drinking cup 1 piece circular tin, 3-3/4" diam- 

 eter; 1 piece rectangular tin, 11-1/4" x 2-3/4"; 1 piece 

 rectangular tin, 5" x 1-1/2". 



Tools A full set of sheet-metalworker's hand tools. 



217. Methods of Inserting Wire. The customary 

 method of strengthening the upper edge of a tin receptacle is 

 to roll the edge of the tin over a piece of wire in what is known 

 as a wiring machine. The wire may be inserted by hand, as 

 described below, altho with less likelikood of securing a per- 

 fect job. 



218. Shaping Bottom. Pare the end of a round piece 

 of stove wood with a draw-knife to a diameter of 3-1/2". 



