Richmond enquirer. [volume] (Richmond, Va.) 1815-1867, 1816-04-13
PHTLoSoPHICAL LOCK.

we congratulate te Friends OF science and commerce. on
she OF the ne" philosophical locks which are reeed
that part of the reg ItS cana which situated about
yards from the Hampstead road. These locks promise goa
advantage the internal and tIade Of the
prV. Tie facility and witt, which vessel is conveyed
ium level of this canal aInIh,, like the
,ol, of echann. nj than the eijct Of phosopleal sci
and sill. We, Wednesday, witnessed, with high
satisfaction, the workings Of tWSe locks surrounded by
crowd of spectators who's. grliitcalion AZ his delightful
and grand experiment coad only be slrpa by their as.
'onSinent at the faculty Of It's periornance We under
stand that the chaina aud engineer OF the regents
company, assembled, inspect this sublime effort of
human skill and think hazard little in pronouncng,
thar those gentlemen participated in the delight that appear.
al fiji every eye ha gratifying OCCASION. In the boat
passed several times from the upper the lower and
o~sr the upper end of The esinl, perceived Sir
ii1 Cong the inventor Oi the lseks Mr.. MGuatGy,
te engineer who ERECTED them, an Morgan. engineer
The canal. with NJ. BTe and several other einnt eTgi-
Nssrs, all ofwhom appeared highly grsted with the
ton of this mighty work. The following is outnls of
Ihe plan I've understand that the regents canal forms
n communication with tat of the grand junction Padding
,on, and from Themes cake circuit I.intou So
there is fall Of so or 20 fest and the regents
canal has very .eay supply of water Is obvious tat 70
attempt tn asisate III such canal, WIN Tie ordinary locks
would such loss of water thatit would completely
sefe. tla-Jyliole undertaking.
primary oieet of me philosophical locks is 10 pre-
vent this runOs loss of water. This grand eI IS fully Ell
hcted by ;hese locks, and they eenre perfect navigation
would have defeated it, These locks of great capacity;
each lock has of 80 f. long IS WIDE ana
feet deep the weight ct esoon hiiet with water, IS i
$50 onswO ofthese coois act together and put into
state ofequrium, by equal weight of water reach.
The casoos thus balanced arc nt any pein OF aitiud from
each other supported by comprising the AIR bi9" die ca
soons, in the inner locks, and which rendered alright
by of the curtains of the csoons and the water he
the MINOR walls u inner locks, and the air that is dis
charged BY OF the descending thereby forced
through pipe into the that is asceIdng and thus
supports the equilibrium any point OF their The
foot, and during the whole progress Of their work.
10 this beautiful philosophical principles IS nsenionsy ap-
Piled the hydro-nccaica principle of the immortal Bra
'ph which is employed give impulse TO the casoons,
by which they made ascend descend as required.
II highly majestic observe Of IN
t0n half of which weigh, ascending and the other half
decendng 'nsh 1perPedcuar distance OF seven feet
thereon This mighty set i'll motion by the
physical power Of This great performance
in opinion opens worthy oftle gdnus of the
gncer othe present age, and promises fair excel the long
considered mighty mechanical progies of the ancientI,
rneir most ponlerous sruciures.Ihs grand & novel
rebounds highly the credit Of all the parties concerned in
erection and holds very splendid advantages the
whole trade OF the empire. London PAPER.