108 Morey’s explosive Engine. 
stopping entirely the working of the charging en but not 
—— stn ee my. This charging piston should be ful- 
ly perforated with small. holes, lest by seuasel it should not 
rise with the working piston, as well as to let the explosiolt 
pass freely through it, to clear the cylinder. Wire gauze 
valve, to prevent explosion in in the box, should the vapour: 
valve not.close in time. When hydrogen gas is intended to 
an apparatus similar to Professor Hare’s compound 
- paiay be atta ttached to the e engine, hostbiree:the- air 
and ga into the preparing box. 
A box of the form and size before mentioned, appiediieae = 
sufficient to prepare air fast enough, with a small lamp, 
furnish from fifty to one hundred charges per minute, ae: a 
cylinder of seven. or eight inches in diameter, having a two 
foot stroke, the box being in use only one quarter part.of 
the time ; it of course, would supply four such cylinders if the 
air was constantly blown or drawn. through it... To keep up 
the temperature of the bex, would, in that case, probably re~ 
quire more heat, but it does appear, that the more rapidly the 
air i is made to pass. over the liquors, the more rapidly it takes 
up vapour at the same temperature... 
The following, are some of the methods, I have successful- 
ly pos in producing a power from this same source. 
eA haye c greed the air, by the effect. of the explosion, to be 
ov a column o item erase Negron. 2° 4 to: 
dec it toa et Uheighth and distance. 
T have, in a measure, reversed i oie d by forming a vacuum 
in a vessel above, the water would Be driven up, by the press— 
ure of the atmos 
I have caused as ex xplosion to compress, in-a reservoir, a 
quantity of atmospheric air, and make use of that compressed 
air, for working an engine, similar to a double stroke high 
pressure steam engine. . 
_ This mode will nae it perfectly safe on account cat fire, as 
’ ay be led, in ‘hess any distance, before 
it works the e: 
Sometimes I ha d 
metimes anit made avalve in. the 
wards, and fill the cylinder below the ans it Auge mA 
the piston 
pared air, and when the piston is about half ~ om the cyl- 
inder, it is at the height of its working stroke ; the explosion 
then takes place. The effeet is, that the quantity of air above 
the piston is nearly doubled ;_ its elasticity or force is alse 
