224 
a Gates crusher. 
ANNUAL REPORT 
It is a gyratory crusher, having a heavy rotating head 
or cone within the shell, which gyrates eccentrically, crushing the stone 
between the gyrating head and the stationary outer shell. 
Figure 125 shows a section through the machine more clearly illus- 
trating the principle. 
Sy 
Wl 
ae 
SSS} 
(ese atiea| 
zi 
a sa 
\ 
N : 
SS 
YL. 
LLL 
LULA 
y) 
‘ 
TONS 
Za 
SSS 
‘\ 
LZ, 
BS 
7 
Rites 
ES 
3 
SSS 
S 
i 
a) 1 
UN 
sy 
% 
i 
\ 
N 
It is claimed for this form of stone crusher that it 
ee 
Mth 
: ely =) 2 
€" 
Fig. 125.—Section of Gates’ Crusher. 
The names of the several 
may be found in the following 
1 Bottom Plate 
2 Bottom Shell. 12 
3 Top Shell 13 
4 Bearing Cap 14 
5 Oil Cellar Cap 15 
6 Spider 16 
7 Hopper 17 
8 Hecentric 18 
9 Bevel Wheel 19 
10 Wearing Ring 22 
parts designated by numbers in the above illustration 
table: 
Bevel Pinion 
Band Wheel 
Break Hub 
Break Pin 
Oil Bonnet 
Dust Ring 
Dust Cap 
Head 
Coneaves 
Chilled Wearing Plates 
Octagon Step 
Main Shaft 
Upper Ring Nut 
Lower Ring Nut 
Steel Step 
Lighter Screw 
Lighter Screw, Jam Nut 
Counter Shaft 
Oiling Chain 
