Remontoire E'scapement for-an Astronomical Clock, 407 
Ares described on each side} Inches and decimal paris. | ; Daily loss. 
| O° 15’ 0-165 | 4): L- See. 
| 0 30 0-337 0-4 
Lin) 0-674 | 1:6 
| 2 0 1349. | 6-6 
eae 2-024 | 148 
4 0 2-699 | 263 
5 0 3374 All 
| By inspecting the above table, taken from Reid’s work, on 
For this purpose, remontoire escapements have been tried, in 
which the weight, through the train of wheels, 1s made to lift a 
It occurred to me some years 
since that it would be possible so 
to reduce the friction in the un- 
locking of a remontoire escape- 
ment, as to leave the pendulum 
almost entirely to its free natural 
motion, which being kept up by 
equal impulses, would be always 
in equal arcs. With this end in 
view I contrived an escapement, 
which I have brought through va- 
rious stages of improvement; an 
now respectfully offer to the pub-— 
lic as here set forth. 
(The plates, weight, train of 
wheels, &c., up to the scape whee 
_ May be as in other clocks.) i 
Fig. 1.—ka bl, the scape wheel. 
a 6, pair small pallets with piv- 
_ ots at c, and lever d f on the same 
arbor, but broken away about the 
sarbor to show the pallets. 
pia taer ns 
me eo 
was 
