[ ' i
■ $, An efcew Wheel, two inches and ap half m dkia^er,^:(^efehted in
FiS- 3-) under- the axis ox the ehdlefs. ferewV. . This Wheel, and the crown
whfee% K, areybjjy^on the faatfi axis, a n d a^ j^y the endlefs S e w
before-mentioned. -
& A Ctovni Wheel, whofe teeth are made with | g j j woodenji t -
dn tf^ in to «the end> of’ 'th^.aa^j, which axis turga, ott<7*'fpg»#: at one
J,eftd, and on|thei p e r ip h e r y " « ^ Crown Wb£eel at t fif'O th e r^ d ’; <f L c
i m
L ’ A Wooden Rack, fourteen inches long, three quarters- of an.inch '
’ thick, and five-eigh^si^d^eAfixteenth broad; vith' nine rtetli/^ ftjsa .
irfghalMn ih^h’from on, its. QBfae&afide. there
‘ raHb^, fourteen.inches and'tAree quarters,ion^' and;a.quaftfev # ^ S c h
fq u ^ . -r$fe_||g| 5. This. R%ck gaffes' ^fipejy; th r^ gh 4h&-tnder .aperture in
v carrying with it tjje hiding'rail ^ W F 'ilg J '^ e c lin g^ 'w & s '
cMat, ;&&| (which Rail, &c. pafles through
in the edge of this poft thetp.is a r o p d . ^ U : & ‘ w W em ’the
1 | ^ S § crown wheef K . turns, and. g^^^otiqn<; toXthe melt j$&e
and *6. , „ , 3ifq - *- ypP«|$?*
^ RaiI> 3 B B § | t tm IncJesjSii f e e onartdrl | |L .
^ ^ # | ?and three ^^e rs^roac i, and 4V e - e lg f i® ^ ^ | s h th^K^fhis
I R cleat, a n r f o h k e n ^ ^ ^ ^ T c S ^ e ^ *
i>T anhon center-pin gaffing through
See Fig. 6.-,» . , * r , JMuf,*
| N’ : T^ e fh^ tj.w ith its wooden fP « ^ . *. T J ^ g k a t
two, inches and %qe^.quarters fcrbl^ .and
thick, f#ened to the: J & rail Fig. % At
this Cleat, the-rack is faftehed.with an^ irolfcAter-jnn j j R , being tffifc
copne|ted to the. Aiding rail, c qm jn um c f| fS
by a % g , a l t e ^ t ^ o n t h e u g r a I and'
6 , A Spring, made o f rib, fir,- or 'fom| e I a A ^ a l^ h f ^ Qod
four inches long, .five-eighths ,qf an jjjph, broad,’ ;and 'one-eighth o t f n
inch thick. , This Spring is; faltei^d" tq' th e '‘e Ad of ifie “S k ^S-e
$£•; 6.*m u M 1 r-‘ »— - ! w ' " / V . ** I I ^'btcr, i Vxln-r
xa. ii^cu x
j ' r l : ~ MM® “ Ugl mree matters broad
and three quarters of.an inch thick,, (fee■ Fig. fattened w k t woodt?
thc two ppfts E and F, in Fig. i. On the under fideof ,this Rail
is a riptth, cut e?aaiy of ffich a lengthy that its A d d e r s may,"alternated
embrace the PPipt,^. up? er end, ^ | the wooden fpring; by this means
the fteothed end of the rack is’ forced up and down,' fa as t o ^ '* a l t e r ’
t ’ I
nateiy, on .the upper and under radius of the crown-wheel; as befbre-men-
s.a \
Q; A Se’ftion of the Rack, on whofe inner fide is;, a rib; or bearer,
four.inches- and .three quarters long, -and a quarter of an inch fquare;. This
rib bears on a cleat, or. fmall pie,c.e o f .-wood, fattened to the fide .of the
aputurc in the poft Eq (See R, Fig..4.) this clea;t fuftains the Rack, when
it iSjkdte ited by the upper 1 idius of the crov n-v heel ; but when it is put in
motion by the under radius, the rib of the Rack paffes under the cleat in the
^aperture o|tthp. Poft Ei&ph^R, Fig.^v and 5. ^
^m^R, 6r fjcaicr, is. two m#i"q|^md1;tan half long, and a quarter
}ri.-ah inch tluik oif vluch lhyoh0 of’ t^c) 1 ack i-.^fupported, when the upper
,radius^f^fi]jc’®Kt)Ai 11 vheel’ lila c s ’ vhc; raeki; bufcpalles ^Ehout touching ftf
wh,en.t|h^raCkdinoVejd! bwthe unden.part,thereof.
t d tv o "lilmt ibli>,Anns,^nd Rails of the Reek
-tailed, and fattened tage'taTer -with twOvw^'a^r^pns. , See Fig. 2,
T, ' ^htrfaiVinchg| the' .R - e e l ^ t a d i h ^ i s five iriches and a»
®ialf.
V, An.EndlifckvS^uesih-j.'t thc innu end u\i->faftt-^'areeh,'TO'i^iqch^a
, anfiwa*^^Ser treble* v < )fki, which givqg
• rnouwja jm Be ofgew wkccl,
W , ? , I lie i^)\ (, ’ 01 f h c-plac c, thj c 'U\i ()‘fcet ffiyeinqhes and
|;an ■ half 'tMo^^and one^fqot ten » y ^g'high.?)
^ L x , .iAn hyal^Copper .Pan, £0110.foot eight m^c^lo'Lto, One foot four
£5mckcs aim «jijy half hrqacl,. iLmcI^fMdijinches;.ahdwah half Thj.S,Pan is
-fept,fiipplied with wate^lfcalding hot, if thh.dOh’dj^^afe,yeFy !hgr,dbut if
afe4fo£t„-,a of heat; will be rfufficiehty^dr, the- cqcOgffi,: to be
^mmerged in, whilft the'filkvis^5yit?A^ng therefrom. '1.**
^SY/^i 'An IroiihBlaR,"’ o inclieS longh and' one-®ghth of an
’inch ‘thifck.-' perforated^ wx&1h\hole^ filk - through-.; at each
^ th i^ t e p a Plate hfiefehsv a' {hankCdrn cn nitp ^tlic endsjof the rails
.^ z jz , Z, Z, Fohijiit-andards, o r^ S^ f,' each^.one .foot ten
inches-’I^tlg, fouranchos broadj-aiici three'inches,thick. ^
\ / ^ a , The.’twoSRail's .ofx’the 'Fa-,hne'‘|^their extreme length is fix-feet
jjSthree. itfth&s and aft1 breadth1, four inches; and thicknefs, three
^&ghesih%
M B ' - b, b, b, b,