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Патент USA US2074312

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March 16, 1937.,
Filed Jan. 16, 1937
2 Sheets-Sheet l
. March 16, 1937.
Filed Jan? 16, \1957
2 Sheets-Sheet 2v
TY/‘i. 56h mug/z (1/2 11
Patented Mar. 1c,v 1937 _
Tamale .
Theodore A. Schraishulm, Toledo; Qhio, assignor
to; Surface Combustion Corporation, Toledo,
Ohio, a corporation of New York _
. riApplication January '16,- 1937, Serial No. 120,923
.3 Claims.’ (01. 266—4)
This invention relates to improvements in
mechanism for guiding ordnance shells and the
likefrom a heat-treating furnace to a quench
The various ?ngers 20 are" shown as secured to
a common shaft 26 turnably supported in'bear
ings 21. The ?ngers and the shaft are tubular
tank‘ having‘. therein an upwardly pointing ?nger and thelatter is coupled to a feed pipe 26’ lead
5 on which the shells are received one at a- time
from ‘aliquid
shown)‘ It
and which serves, among other things, to transfer
the shells to a- conveyor leading out of the tank. -
fore, be seen that the ?ngers 20 also, serve as noz
The object or- objects ‘sought to be accom
'zles for discharging-quenching liquid into’_ the
shells as. they come'down' their'respective chutes.
‘ plished will more fully appear hereinafter.
In the accompanying drawings wherein the
preferred form of the invention is shown,—-
When all of the ?ngers 20 are mounted on a com- lu
. mon shaft 26 it will, of course, be understood that
‘ Fig. 1 is a more'or less‘, diagrammatic layout the shellsleaving the furnace Fl jwill e'nter'their
of the environment wherein the present inven ‘ respective chutes at one and the same time.
tion has special utility;
, ‘‘
The'shaft v26, is turned back and forth the
Fig. 2 is an enlarged fragmentary view-show- - proper degree by any preferred'mechanism which '15
. ing in greater detail the combinational features .i§;shown”as comprising a crank arm 28 amxed to
fine end of the shaft and'a link 29 which couples
Fig. 3 is an enlarged sectional view on line 2-4 the" arm to a power operated device 30 (see Fig.
1).’ The operation of. thedevice 30 is controlled
Fig. 4 is‘ a front ‘elevation (with parts in‘sec
by‘any preferred means which for illustrative v2o
of the present invention; -
I .tion) of the apparatus shown'in Fig/(2, and
Fig. 5 is a‘ fragmentary view o/fa’ detail.
(purposes may be considered as a trip 3| extending -
~ into one of the’chutes C, the trip being actuated
Referring'to Fig. 1, Fl indicates a conveyor by a shell coming down the chute. Upstanding
type heat-treating furnace, Q a quench'tank and lugs 32 on the endless belt A remove the shells,
25 ‘F2 a second heat-treating tfurnace. The‘shells . ‘from the ?ngers 20 ‘when the latter are in the 25"
_ or objects/Etc be heat-treated are ,passed ?rst“. dottedline' position shown in Fig. 2. -
and ?nally
Fl, then furnace
into thequench
F2.‘ The
In apparatus of the kind ‘described, it is essen
tial that the discharge end‘ of the shell chute
' _ "conveyor-which,forms part of the furnace Fl is‘
shallalways be of the proper diameter to insure
'30 preferably, though not necessarily, of the type‘ that vthe shells coming down the chute shall be ,30
shown. in- patent to Cone No. 2,057,367,‘ dated ‘ properly guided onto the upstanding ?nger below
October 13, l9_36,-th‘e, same being‘ adapted to ' the chute. Di‘?z‘erent size shells will, therefore,
convey a plural number‘ of.rows of shells through require different size chutes. Heretofore it has. .
' the furnace.‘
“e furnace F2 may be of the same
35 ‘type as the other furnace,‘ ‘
been a time consuming operation to replace a
"Regardless of‘the type of conveyor associated
size‘ and such- operation‘ has usually- involved
I with the furnace Fl, the-shellsv will be passed
I through the furnace opeh end ?rst, in a row, and'
" then beedis/charged one at a time and open end
draining of they ‘quench tank which ordinarily
40 ?rst into__’a chute C leading into the'lqu‘ench tank
Q. There will be one chute for'each row of shells
vand below each- chute is a ?nger 20 which nor-'
mally points upwardly ati'an angle in axial 'aline
will ‘contain about. 10,000 gallons of oil. It is with
the object in view of reducing. to a minimum thev
time and‘trouble involved in changing the size of 40
the chute that the present invention has been
made and the way‘in which that object is ac
complished will now be described.
' ment with the discharge end of the chute for re-.
chute of one size with a new one of a different 35
45 ‘celving/a downcoming shell. The ?nger thereupon
swings ' toward the ‘right as ‘viewed q-in Fig.
2, to the dotted line position, for the‘purpose of
depositing its shell on‘ an endless belt conveyor
v A leading out of the quench tank to the furnace
' In accordance with the present inventiomthe
lower part of the chute C consists of one of a _4-5
number of tubular sections 39 at the rim of a
wheel 40 ‘carried by a shaft 4| supported in bear—
ings 42 within the“ quench tank Q. The only dif
ference between the sectionskis‘ that their diam- v
50 F2. Below each chute is a bumper for arresting deters are different. Consequently in, order to 50
“the downward movement of the shells, the same ' " make the heat-treating apparatus 'ready to han
" being shown as a lever 2-l_ turnably mounted on a ’ dle one of a number ofshell sizes it is merely
shaft 22 carried by ‘a' support 23 ‘and coupled; at - necessary to turn the wheel 40'to bring theproper
one end to a shock absorber shown as a coil size chute section '39 into position with 'respect
spring 24.
tovthe upper chute section. As shown in Fig. 3, 55,
amen: ‘
the chute sections a are interiorly provided with
lected one of said tunnels into position to serve
detachable-‘grading ribs 44 held in place by screws
as the lower portion of‘the chute.
'. As shown in Fig.4 there will be .as many wheels
5 40 as there are chutes C. Turning~of the wheels
may be effected in any preferred way as by turn
ing a wheel handle I. amxed to the top of a turn
rod 41 having a worm H in mesh with a worm
wheel ll a?ixed to the wheel. shaft ll all as clear,
2. The combination-with a quench tank and a
?nger therein which normally ‘points upwardly
and whichfis adapted to receive tubular objects
thereon but which is supported for arcuate move
ment in a vertical planev whereby the objects re
ceived on the ?nger may be removed therefrom
at a point angularly removed from the point of
10 ly- shown in Fig. 4. In order to lock the wheels
reception on‘ the ?nger, of means for conducting
of the wheel shaft" a disk ‘I having appropri
ately located holes for the reception of a locking
pin ‘2 operable from outside of the quench tank
said means comprising a turnable member which
carries a plurality of tunnels of diiferent diam
eters, and means for turning said member to
bring any one of said tunnels into axial aline
in ?xed position there may be ailixed to one end _ said objects onto said ?nger vwhen it is upright,
115 Q by hand operated means 53;
What I claim is:
1. The combination with a quench tank and a ,
furnace arranged and adapted to feeds tubular
objects to said tank and a ?nger in. said tank
2° which normally points ‘upwardly for receiving
ment with the ?nger in its upright position.
3. The combination with a quench tank and a
furnace arranged‘ and adapted to feed tubular
objects to said tank and a finger in said tank
which normally points upwardly for receiving
said, objects thereon but which is supported for
said objects thereon but which is supported for arcuate movement in a vertical plane whereby
arcuate movement in a vertical plane whereby the objects received on the ?nger may be re
:the objects received on the ?nger may be removed moved therefrom at a point angulariy removed
a therefrom at a point angularly removed from the from the point of reception on the» ?nger, of
point of reception on the ?ngen. of means for ' means for transferring objects from the furnace
transferring objects from the furnace onto said onto said ?nger when the latter points upwardly,
?nger when the latter points upwardly, said said means comprising a chute, the lower portion
' means comprising a chute, the lower portion of of which comprises one of a number“ tunnels
carried by a turnable member arranged in said
80, which comprises one of~ a number of tunnels car
~ ried by a turnable member arranged in said tank, ‘ tank.
' andmeans for turning said member to bring a se
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