The Vancouver independent. (Vancouver, W.T. [Wash.]) 1875-1910, 1876-04-15
Pump Manufacture in San Francisco,

In the manufacture of heavy pumping ma
chincry the artisans of san Francisco no doubt
excel those If any other city IN the Union. The
requirement, of the deep mines of this coast are
such as 10 call forth all possible ingenuity t,
overcome the great Ol>tacl. Of water. The pump
ing machinery on thc Com. took, all OF wmcl
Wa, made 10y the foundrcs of this city, is prob
ably uncquacd III the world and yet. with all
it, strength and power, in seine cases IT is next
to an lmpossihll.ty to keep the mines free of wa
ter. Every now and tltn n body ct water breaks
in that tasks to t lc utmost all the pumping ap
planes at hand. and 1t is only 10y unc,a,lng.
steady work. that It S overcome. The manulac-
turc of pumps Of all sizes and kinds. therefore,
has Il, come a sp cIlty Of California machnlrt,,
and they now turn ont from tlcir shops pumps
which are adapted to any special class Of worA,
from tine small pump fr household pnrp's to
the pond,rous Il, am machinery for draining
deep mines. lng, nous mechanics, who have
made pumping machinery life study, ar, con-
tnualy at work invciitnS and impro, III. III tins
dir scton uutil it would 81, M rs II perfection
had been +, achtd and there was no room for
st.p in advance. Occa iunally, however. Il lucky
IDEA strikes some one, and ,mc advantage over
previous methods is gained.
We saw TINS week ut the san FRANCISCO Steam
pump works, on b, al street pump which la,
lcclI construct d for the Bay sugar refinery, the
first If lis kind which has be-, mace. 1t was dc,
signed by W. c. Vie y. one Of TIE puprIoturs
of t.ic works, and is int ndclsp cllly for pump
heavy liquid substance, alt .onSh it W II pump
wat,r AS We Ii. 1t i, not an imp ovcmcnt hut
new invention. There aye futr slide NaI>,s in
the ordinary lace tat lr ppet would be, ,ach
end of the valve i'll groove. Tnc valves are
hanul by two lit;lc md pendent It am cylin
d,r, and 50 arranged as Ia produce an lnstliitl-
II, ous rcN,i sion ui the valves ut q instant the
It am is I, v,rscd III thc engine, avnS clean,
wide, unobstruct'do pt ninas Nactl, att proper
time for action The two small cylinders opcr-
att X tic valves II c'ivc taoir st am from alter
nate ends of the main cylinder and at the II 81
due of the stroke Of the piston The instant
st am ,ntr, into tAc m IN engine at one md
steam entss into the two small cylinders and
ICY. rises the valves, and rce r'rSa.
The valv,sw'rh ilist,ntanoonsly with no noise
and no Lit. Tnc prilipr OF the NalN, s. at >iot
ohstrnct q at all by t"Nalvts bvinSov,r IT. Tie
small cylinders are fastened ON the end of the
va, t chImb oi tlc pump by yoke conn elton.
Wen the main engine xliausts thu small c,lin-
dcls alt lnat ~ txaust, and t.icy take 4 AIN at
tn, tn tn main e, ind, das. The steam p p
connc' N b tween tn c. lInd' Is Is quit simple
and unuhf. usiyc. Thi, pump sc.ins admiral ly
adapt 1t t. ti, purposes Tor winch II L. INT ndcd.
At thcsc same works tl,y are now mahinS
numb,r OF diit,r ut >iz d pamps, slide valve,
dep W II. polp. valve, 'tc. Tn,y cmpl ytrom
scv, ttntl ~. MY mrn, working principally on
pump manufacture. They ar principally occu-
pi.u III the manufacture of tine san f. ancsc
81. am p,mp, which VS. sncc' s,ful at IT,, lat
trial of Il am pumps at III, N, chanic,' lnstitut
Fair and won the Z Ill M dial. T;ii- Is somt tim :
Gil d tle Vile pump, IRON its inv. ntor, bat
s.oll not b conioundcd with t.r Vile X wat T.
litter, a totally different thing and lai,nt d by
another invent r. Tnc succ IS OF the San Fran
cisco pump at the comp tiiiv, trial has had the