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Патент USA US2403621

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July 9, 1946.,
- 2,403,621
Filed July 10,~1945 ‘
2 Sheds-Sheet 1
ZawrenoeE J'éeime'n.
‘July 9, 1946?
Filed July 10, [1945 _
2 Sheets-Sheet 2
Inven tor
Zaun-e'nce E1 ?iei'mé'n
' [1% 07126
Patented July 9, i946
Beverly, Massi, assign”; ftp
United Shoe >‘Machinery Corporation, ‘Fleming
"'tonQN. 2]., a corporation ofiNewJersey
‘Application; rely-1c, 1945‘,'-‘Serial.;No, 604,217 ’
the spring operates to ‘throw the ‘fastemngs
v ‘This invention relates'to improvements in lfas-v
tening pulling machines, and .is herein illustrated
"These and other features of
' the ' invention
_ are
.a-S.,.‘emb0die.d in a machine. 'forpu?ng tacks from
disclosed .in the following speci?cation and inithe '
.In the manufacture of shoes in the removal oi
temporary fastenings inserted in the shoes, such
as ‘lasting :tacks or staplesior insole tacks, it has
accompanying drawings, and are set forth’inwthe
Fig. 1 .is aside viewypartlyin section, or a
heretofore been customary to make use of a pick
.or' claw tool, which ‘is moved in an orbital path
. vtinn of :aTasteniu-g jpu‘lling machine .em‘bodying
to pull the'fastening from the shoe. Commonly,
‘ Fig. ‘2 is afrontengi view .of ‘the-portion of the
in order to ‘make itpossihlejior the operator to
'machine Shown'in "Fig__j1-; and
observe the action of the Stool at the operating
Figs. '3 and 4 aresideviews of the machine ‘03f
point, the ‘path ofpmovement .of the tool in pull
‘Fig; 1 with the parts in di?erent positions ‘to i1
,inga fastening is 'in aforward direction, that is,
‘in the general direction of the operator. ‘In the 15 ‘lustrazte the cycle of operation “of the machine. I‘ I
‘The "inventionxis illustrated as embodied :in a
past, ‘various mechanisms have been employed to
fastening'puiiing machine of the ‘type ‘,disclosedin
prevent the fastenings from 'being thrown insuch
‘United ‘States Letters ‘Patent ‘No, ‘2,266,124,
a .way as ‘toinvolVe likelihood .of
to the
granted ‘December :16, 19141, upon application '?le'd
Qperator. some of these have been generally
satisfactory, ‘but those which are highly e?icient 20 "injt'he ~name of ‘ Harry Lyon, to which reference
‘maybe had for ‘a disclosure of portions 10f the
‘in preventing fastenings iromstrik-ing the .oper
vmarrhine‘not herein‘illustrated‘in detail.
a’tor tend to obscure the view or the roperating
As shown in Fig. 1,{thefmachine,¢0ml11fises ‘a
vpoint, ‘thus making it di?icul't to present the
tack pulling tool .130 mounted for ‘movement in
shgein. proper operative ,position relatively to
an oscillatory ‘path along ‘awor'k rest '12 ~forjpull
the fastening pulling Ttool.
ing insoletacks ‘1:4 from ais‘hoe l6.
' v
, ‘
In view of the foregoing, it is .an .obl'eetof ‘the
The‘ 'tack ‘pulling ‘tool is inthe Iorm of a
' presentjinvention to provideanimprovedfasten
chisel and is positioned in aitool ‘holder 18 car
ling pulling machine, which, while providing an
iiedat ‘the lower :end .of a tack "puller ‘bar 20
unobstructed viewv of the operating point; will at
arrangedtooscillate on a ‘pin '24 .mounted .on a
the same time be so constructed and arranged
c To this end andas .illustratedlhave movided
in a machine of the type referred-tea fastening
of the'tackpuller tool along a ‘path. indicated by
“the ‘dashed ‘line 30. ‘For .a more ‘complete, de
'seription of the construction "and operation‘of the
pulling tool movable in an orbital path, there
being. a work .rest extending along .a portionof '
- comprises a spring pivotal-lymounted upon porr
tionsiof ia-work rest extending upon opposite sides
.of the -_path of the ‘toolzand .iseonstructedand .ar
ranged to span the space betweenzthe Portions.
The free end of "thespri-ng‘is spaced :from that
portion :of :the path ‘along which
‘ment of the tool ‘with a fastening vtakes place, so
that the operator can readily ivisually locate-the
machine. ‘The tack puller bar is moved about
the :pivot'2'6 [and along the pin 2'4 [by mechanism
"(not shown) for producing an ;o'rbita1 movement
the path, and a guard member extending across
the‘path in position to arrest ,forward movement
of fastenin'gs pulledlfror'n the work by the tool;
Preferably and as shown, the guard .member
pivot “26 on a ‘portion "28 .of the frame of the
to prevent ,iastenings from vbeing thrown
toward the operator.
machine'thus far described, referencev may behad
toJthe aforementioned ‘United States Letters
‘The “pulling
' . ' "mechanism
v "is_'supported “by
V a "col
umn 32, which has ‘a ‘lateral projecting bracket
"3.41 tofwhi-c'h'the work-rest j‘lf2 ‘is secured: f To ‘this
end; the “work :rest ‘has ‘a "rearward‘ly ‘extending
' portion 36 resting in arecess ‘"38. in the ‘bracket
‘34 and 'securedin position therein ‘by vmeans of > a
bolt '40; .- The‘ ,forwardfpart qfp'thejwork rest is
‘forkedghavingtwo arms 4.2. extendingit'substan
tia‘lly‘in a horizontal plane. The outer lends‘jol’
‘fastening to ‘be pulled relatively to ‘the ‘tool. 50 the arms .are curved upwardlyyas shownat ‘44,
"There is provideda 'carn associated withrithe tool
and are. spaced ‘relatively to each other by an
for-‘moving the spring outwardly duringcthe pull
ingoperation, ‘so that as the fastening is ‘pulled
the spring ‘is positioned between thefaster?ng and
‘increasing distance in an‘upward direction,‘ forni-v
‘mg substantially a V~shaped opening. ‘The work
rest is ,positionedso that thearms 42 and ‘the
the operator, and upon rearward movement 'of the 55 upwardly extending'portions M are locatedju'pon
spring 46 will engage the tack, arresting its for
opposite sides of the plane of the path of move
ment of the pulling tool l0. By adjusting the
work rest in or out relatively to the tool, the work
ward movement, and upon rearward movement
of the tool the spring will throw the tack rear
wardly away from the operating point of the
machine. The guard thus is operative not only
to prevent the forward movement of the fasten
rest can be located in such position that the
lowermost portion of the path of the tool extends
slightly beyond the under surfaces of the arms
ings out of the machine, but operates to direct
adjacent to the horizontal portions thereof, thus
to permit the tool in vits movement to project ,
them toward the chute 62', where they can read
ily be removed from the machine' ' beyond. the arms for a short distance alongthe
Upon inspection of Fig. 2, it will be noticed
path, as is necessary in order that the tool may 10
penetrate into the insole‘ of the work in pulling , that the guard or spring 46 extends downwardly,
a fastening therefrom.
spanning the space between the arms 44 of the
work rest, but that the guard does not cover the
Provision is made for arresting forward move
tool at ‘its initial operating point, that is, at
the point where the pulling operation com
mences. ‘Consequently, the operator is at all
cured to portions 44 by screws 52. The spring is , _ times ableto see the tool at its operating point,
straight for a short distance, and then curves‘ ' which facilitates thepresentation of the fasten
ment of fastenings pulled from the work, said
means comprising a leaf spring 46 secured by
bolts 48 to a crosspiece 50, which, in turn, is se
ing‘ in proper position to be pulled.
inwardly, as shown at 54, and then outwardly at -
Having described my invention, what I claim
its lower end, as shown at 56. The lower end 20
portion. of the spring in itsnormal position, as
asnew and desire to‘ secure by Letters Patent
shown in Fig. 1‘, is somewhat above the lower
of the, United States is;
1.. A fastening pulling machine comprising a
portion of the path of movement of the tool, and
pulling tool mounted for movement in an orbital
is-jsubstantially in line with the portion of the
path of the tool during its movement in pulling 25 path, a work rest adjacent to .the pathof the
tool and having portions extending upon opposite
a fastening. Inward movement of the spring is
sides of the path, supporting members extending
upwardly from the work rest, and 'a leaf spring
pivotally mounted at the upper ends of they sup
limited by a cam 58 formed on the outer end of
the work holder l8. This construction is such
that, as the tool is moved in its orbital path, the
cam 58 will engage the curved ‘portion 54 of the
spring and gradually .force it outwardly and
downwardly across the path of the tool, as shown
porting-membersand constructed and arranged
‘substantially to span the space between the mem
bers for arresting forwardrnovement of fasten
ings pulled from the work bythe tool.
in Figs. 1, 3 and 4. ' For example, as shown in Fig.
2.,A fastening pulling machine comprising a
_1, the tool is in its fastening pulling position,
that is, along the operative portion of its path
pulling tool mounted, for movement in an orbital
path, a work; rest adjacent to the pathof'the
tool and having portions extending‘upon opposite
sides of_ the path, spaced supporting members
with the spring. somewhat above the tool. As
shown in Fig. 3, the tool has been moved out
.wardly and upwardly to effect removal of a tack
and, inthe meantime, the cam 58 has forced the
extending upwardlyv from the work rest, and a
spring outwardly. beyond the tool and the pulled _ 40 guard member pivotally mounted upon the sup
tack,‘ thus preventing movement of the tack in a
direction toward the operator. Fig. 4 shows the
parts in position with the tool moving inwardly
and downwardly in the latter half of its cycle,
porting members and'extendingacross a portion
of the path of the tool for arresting forward move
inerlit of fastenings pulledfrom the work by the
and .the spring, which has just been released from 45
3. A fastening pulling. machine comprising a
the cam, is in engagement with the end of the‘ ‘ frame, a pulling tool mounted in the frame for
movement in an orbital path,‘ a work rest car
tool, and is in the act of forcing the tack in a
ried by the frame and located adjacent to the
rearward direction.
path of the tool, said work rest having upwardly
‘In order to dispose of the pulled fastenings,
the work rest is .provided with a floor 60 extend
ing between the two arms 42 from a point adja
cent to but rearwardly of the operating part of
the'tool path and extending rearwardly close to
extending portions positioned upon opposite sides
of the path of the tool, and a guard member piv
otally mounted upon said portions and extending
across a portion of the path ‘of the tool for arrest
the shank portion 35 of the work rest. A chute
ing forward movement of fastenings pulled from
62 is secured to‘the underside of the bracket 34 55 the work by the tool.
The chute has an up
4. A fastening v'_pulling machine comprising a
wardly extendinglip 65 positioned below the in
pulling ‘tool mounted for movement in an orbital
ner edge of the floor 60, arranged to receive fas
tenings which drop off the floor. To the inner
end of the chute is‘ connected a hose'68' which
serves to direct fastenings, which drop into the
path, a bifurcated work restextending on oppo
site sides of the path of the tool and adjacent
thereto, a leaf spring carried'by the work rest
by means of a bolt 64.
chute, into a receptacle 10.
. _In order to arrest movement of pulled fasten
and extending across the path of the tool, and‘
means associated with the tool for moving the
spring outwardly ‘away from ‘the path ‘of the
tool during initial movement of the tool'in pull
ings in lateral directions, the work rest has se
cured thereto two screen plates 12 extending be 65 ing a fastening.
'5. A fastening pulling machine having a pull
tween the horizontal arms 42 and the upwardly
ing tool mounted for movement in an' orbital path,
extending arms 44 on each side of the tool holder.
a work rest adjacent to the path of the tool and
In the operation of the machine, a shoe,.such
having portions extending upon opposite sides
as shoe [6, with insole tacks to be pulled is pre
sented to the work rest, the shoe moved in such 70 of the pathand forwardly and upwardly beyond
direction as to locate the tack to be pulled in line
the path, a leaf spring pivotally mounted upon
with-the path of movement of the tool I0. .By
said portions and» constructed and arranged. to
span the space between said- portions forwardly
movement of the tool in its orbital path, the tack
will be removed from the insole and moved for
of the path of the tool, the spring having'an in
wardly and upwardly, during which time the
' wardly extending central portion and an outwardly
extending lower end portion located adjacent to
the portion of the path in which the tool moves
upwardly in pulling a fastening from work pre
sented to the work rest, and a cam associated
with the tool for engaging the inwardly extend
ing portion of the spring during movement of
the tool for controlling the position of the lower
end portion of the spring relatively to a fasten
ing being pulled.
6. A fastening pulling machine comprising a 10
pulling tool mounted for movement in an orbital
path, guard members positioned upon opposite
sides of the path of the tool, a leaf spring piv
otally mounted upon the guard members and
extending across the space between the mem
bers beyond the tool, and a cam operable in timed
relation to the tool for moving the spring out
wardly during movement of the tool. in pulling
a fastening.
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