me F. A. P. Barnard on the Pendulum. 
will carry the impulse weight of the extremity A along with it, 
while it will leave that at the saten ged A’ on the higher arm of 
the pendulum. In its swing toward the left, the pendulum will _ 
then be impelled by this small weight until it reaches a cores 
ponding inclination on that side, when it will deposit the weight 
A’ upon the hooks of the remontoir, and will ‘aka up the other 
upon the opposite arm. 
__, This mechanism is so simple as to require no further explant 
tion. It only remains to point out in what manner the leves 
are controlled by the electric battery. ee: 
@ remontoir lever is insulated by the agates in whieh it 
turns. By a tangent spring at its axis it is put into the battery 
e 
ister (of which no drawing is given), returns to the battery: | 
From what has thus far been me it would appear ~ | 
ring is 
insulated from the lever, and the circuit is only compl impulse 
the position shown, the weight A is supposed to have Js 
h agn raised ra 
revent the impulse weight from being thrown of} 
baisane weights being im adjusted as to secure the ; 
‘4 
