278 Valuable Points in a Honey Extractor. 
Langstroth’s, if we may judge from the engraving, was 
very much like the ones of to-day. 
DESIRABLE POINTS IN AN EXTRACTOR. 
The machine (Fig. 103) should be as light as is con- 
sistent with strength. It is desirable that the can be made 
of tin, as it will be neater and more easily kept sweet and 
clean. The can should be stationary, so that only a light 
frame (Fig. 104) shall revolve with the comb. In some 
Fic. 106, 
Automatic Extractor. 
of the extractors (Fig. 104) the walls of this frame incline. 
This keeps the frames from falling in when the machine 
is at rest, but varies the centrifugal force at the top and 
bottom of the comb, which is urged as an objection. Of 
course this difference in force is very slight. Some of the 
extractors, like the United States (Fig. 103), are made so 
that the whole center can be removed in a moment, and 
