New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1844-07-25
!. r. MILLS & co.
MANUFACTURERS OF CRANES PATENTTWELVE
MONTH GLOBE PENDULUM CLOCKS.


Having enlarged their establishment prepared 10
furnish any number Order. and would respectfully call the
decided advantages this Clock has oil other Time Keep
eIS now III lsss
pny the Escnpement wnch may be called Fricon!ess
Ecapement and III the Regulating hlcion which may he
n-Ialf inches dameer-ui globunr form an. hollow, and
suspended BY steel spring near the upper end q the spring
the form OF Crank the revolving oil the bn TWISTS
the 'pfns nni causes Inc arm t perform Hn G5e ac I up"
lever Connected with the Arr, md the Pallets or tscapcmen
which impulse carried through the Spring to The BALL. anu
by is helm twisted either why from that state shotensdnn
tie ball made IN rise returning by the reaction ui tc spT1s
There i, an lrrcruariy existing IN the common Pendulum,
by OF power from OF friction, thereby
eenng the impulse given 10 IT, and shortening the nic oil rs
vibrations Iii measure true time IN an ac OF four degrees
will gnn ten seconds day by vratng IN an arc OF three de
grecS: that by increase of friction and Uss OF
which i, always the ease. il will gain time
Any difference OF friction nantninne power IN tins
Clock will affect the time given by TIN. PennIumi It's
influence that the tor.ion OF the spring upon
the force OF gravity ol the bali The different degrees tenn
would lose by the expansion Of the spring IN length
accurately counence by the tina gains by Its expansion
width and thickness The improvement N the liking Pa
consists principally IN the application Of Rotary Hummer
Each part Of tins Clock IS driven by 'prng equal 10 seven
pounds of weight for about ytour weeks. with once VIVID
''E'up TIE ADVANTAGES ARE.
lst That very little is required setting up,
sequence not hais liable TO be put OF beat other
Dad It requires Oil the Pallets teeth Of the Swing
Wheel ben: friction between them. md the number
of the revolutions of the SWING Wheel sixty less,
in other words sixty IN making many revolutions
rs thirty nine inch SECOND Pendulum Clock does IN one
year And ii requires than fifty tunes less MAINTAINING
power consequently very nrse amount less OF friction and
wcn. than in other Clocks and therefore the motion much
regular,
a. It will run one yenr with winding up is SILENT
other striking the hour simple, easily adjusted and
reclaed and when 90 the time will not be asre! other
Clocks by the difference oil temperature the density oi the ar
or by an Increase of friction, per forms Ill
ways in the equn time.
These clocks have been IN operation about three years
One of them placed the OF the American lst
ute in the Cuy Of New-YOrk in May lAl-was exhibited
the Fair October that and Medal awarded with
the inscription thai Ingenious piece OF mechanism
It was then LETT with OF the examining Committee until
the next Annual Fair OF the Institute IN October. 49,
and again exhibited at the Fair-nnd examined by Commit
the ms crption that 1t Ind be- fully tested.
-. Il. n. G CO.
Have md and intend keeping constant supply OF Nan
tel Clocks OF variety OF patterns with and without glass
shades running from month thirty three days TO
year or three hundred and seventy five days with wind
ng also large Time Keepers nr Banks Churches. Public
Houses &c running year with winding. And Will
also manufacture order rurret Steepe Town Clocks
running from month year.
June 3rd 1874 Y3im