Hydraulic^

p Q_ to the Handle of the Regulator V ro,

fj^ Q~ t0 O are several Holes, by which the- saidftina 6 ma y 6xe6 to that Part of the End which is

t c °nvenient.

Upon the Axis A B is fixed at right Angles toOursa an Handle or Lever G 4, which goes on theAiinfh t ^ le Piece Q^Q, and lies between the Pins.Z'^ jV r Handle also is fastened upon the same Axle,rnQ r ' p S, and placed at half a Right Angle to the for--Oq j r 4-> this passes through the Slit of the Piecev ln g on one of its Pins. Hence we fee, thatJif^ Wor king Beam goes up, its Pin in the Slitso Spanner H 5, which turns about the Axle

to g , as to throw the Y with its Weight F from Cast; er ’. 10 which Direction it would continue to move,by a q P^s’d the Perpendicular, were it not preventedat p 3 P of Leather fixed to it at O E, and made fall:Y t 0 n’ n ^ s m a nd n, in such Manner as to allow theof a 'orate backwards and forwards about a Quartert- lr cle, at equal Distances on this Side aud that

8l

0f their 1 "’ ^

2s. ^ er Pendicular.

R e ’ As Things are represented in the Figure, theSide ? 0r ' S open, its Plate T Y being shown on oneTh e p- Pipe S which joins the Cylinder and Boiler,its o. r '^on is now up, and also the working Beam nearthe gHeight; 'the Pin in the Slit has so far raisedY is h 3nner H 5, that the Weight F on the Head of thecu| ar r ° u ght fo far from-A, as to be past the Perpendi-it ,3 ai H re ady to fall over towards m, which whenstring !>, ky its Shank E, with a smart Blow,

ho r j 2 e ,,° n Pin K L, and drawing the Fork ONto of ttf ' towards the Beam Q_, will draw the Endby ft; . e Regulator towards 6,. and thereby shut it,Pipe g^ ln £ i J i ate ^ under the Holes of the Throat-

tistng- ^rnediately after the Regulator is shut, the Beamthe ic higher, with its Pin S on the Outside uponthe Inj e £p bifts up the End k 1 of the Handle ofG'o p" tn g~Cock, and opens it by the turning of thei si g a p r S P^th. The Jet immediately mak-

Voj ac ^, Um i the Beam again descends, and the Pin rG

.5 n «rn<TinO'