MACHINE PL Un) IT-1'.N 



(/.) Draw a plan projected fnuu (e). 

 Scale, |. 



Dotted lines represent m- hidden parts are not reqmied 

 ,lr.-i\vii in either example, nor should the ti-ured dn. 

 ) inserted. 



The skftche* in aMwer ( II should bf drawn /reel* 



fo.) In the bearing shown in Example -', Ki- 



explain how the adjustment m made 



(1) for tin- lateral position of the shaft : 



(2) f..r tin- height .f tin- shaft : ami 



f"i tin- aii-jular position of the shaft. (10.) 



(/.) Draw a section ami an i-n-l \i.-\\ ..f a simi.lc form ..t 

 stuffing-box, suitable for a valve rod, so made that 

 neither studs nor holts arc required for the purpose of 

 tightening the yhind. This st-rtion is t.. l.e shown as 

 takon thnu.u'h the axis of the valve rod 

 Sketoh and descrihe three distinct ways by which a flat 

 belt may be retaine<l on the surface of a pulley \\hen 

 running. I" 



(/.) Draw two views of a double riveted lap-joint. Jirxt when the 

 rivets are arranged zig-zag, and ec<>n<l when they are 

 placed in chain. Point out the advantage of the foimer 

 arrangement. 



(live sketches showing the various ways of construe tin.' 

 and fitting a key to prevent the relative rotation of a 

 shaft and a piece which is mounted on it. Ouotc an 

 example of the use of each method of timirj. mentioning 

 tin- ditlereiK-o in the circumstances of e lo. 



(.) Describe in detail each step of the process of turnin 

 lathe with a slide rest a Kir t<> a uniform diaim t 

 I" and It-ngtli .""fr>m a rou-_'h foi-iie^, tin- dimensions of 

 which are only a little greater Kxplain ho\\ you would 

 ascertain whether or not the bar \v;us b-in-_' made taper, 

 and, if so, how y<>u \M-uld adjust the ! l< 



