PATTERN MAKING 



15 



can be given by any one possessing ordinary mechanical ability. 

 If the filing is done slowly at first, care being taken to hold the 

 file at the same angle for all the teeth, a little faithful practice will 

 always bring success. 



PLANES. 



The Iron Plane. The modern iron plane, illustrated in 

 Fig. 22, can now be bought 

 in a great variety of sizes 

 and styles. These planes, 

 with their true and unchang- 

 ing faces, and their simple 

 appliances for setting and ad- 

 justing the cutter (or plane= 



iron) to the face of the plane and to the required thickness of shav- 

 ings, are greatly to be preferred to the old-style wooden planes. 

 The general construction of the iron plane will be readily 



understood from Fig. 23, 

 one side of the plane 

 being removed to show 

 the arrangement of the 

 parts; a is the cutter, 

 or plane-iron, which is 

 made of the best cast 

 'steel and of equal thick- 

 ness throughout. In all 

 new planes this part will 

 be found ground and sharpened for immediate use. 



The cap-iron / (Fig. 23) is fastened to the plane-iron, 



Fig. 24. 



by an adjusting screw, as shown in Fig. 24. For whetting or 

 grinding the cutting edge, it is not necessary to remove the cap-iron, 



