close

Вход

Забыли?

вход по аккаунту

?

Патент USA US2137291

код для вставки
‘ Nov. 22, 1938.
w. ‘H. HUNT
' 2,137,291
MEANS AND METHOD FOR PREPARING FISH FOR FILLETING‘
Filed Jan. 2, 1956 "
4 sneeis-shém 1
‘
INVENTOR.
‘
Will/am fl-f/unf‘
BY
ATTORNEY
.
Nov. 22,‘ 1938.
2,137,291‘
W. H. HUNT
MEANS AND METHOD FOR PREPARING FISH FOR FILLE'I‘ING_ _
Filed Jan. 2, 1936
4 Sheets-Sheet 2
r|
‘
INVENTOR.
WI/h'dm H. ?u” 1
2,137,291
W. H. HUNT
Nov.
‘
22,
‘ MEANS AND METHQD FOR PREPARING FISH FOR FILLETING
Filed Jan. 2, 1936
E
__
H.
_.
.3“mwMN
4 Sheets-Sheet ‘ 3
R‘i_li.alwiw-
WIN.‘
in“.
JmmMm
‘Q
.N‘m.wl
|U,
InQ\ hw_
I0
‘.
ml
lwl
Gm“
_\\QRQ“‘
Q
‘Q
_
49w‘I
(an\\_=1%Q
‘“a
am
"a?
11‘2
=
0Q‘
_
:_
_
_
_
._
W
__
E
‘$1..
- 4ao
__
53.03
.8.
aE-8-QB_. m.-
“Mm
.wMh
HAW‘N. ...
_6i
x.3%.1?la“
ww
a..~_.lnrlmw
\JM“
+Nan. ‘G
‘Q
,{
-.@
_\
é‘hm: 13.
“0Ql4.‘l Il
m5
.I
8‘.
\
m
“
L
,
T|
hm.
‘
I
kw
INVENTOR. ‘,1
William H Warn“
ATTORNEYS,
>
NOV. 22, ‘
MEANS
“
AND> METHOD FOR
W. PREPARING
H. HUNT FISH>FOR
_
F‘WILLETING
I ‘
Filed Jan. 2, 1936
'
4‘ Sheets-Sheet 4
_
;
INVENTOR.
Will/am H. f/unf
V
‘
‘
i
‘
I
‘
BY
‘
N
‘
MATT???’
'
Patented‘ Nov. 22, 193-8‘
_ "2,137,291
" ‘UNITED STATES‘
‘
‘
"pmnssmismmonronnuanmdnsn
1
m‘
ronmu'rmo‘w
‘ rivvmlsm
Oalii'san.corporation
mm, mountain-cam;
ot'?allhrnh
cl, , ?an
‘
Bless,’
“January Mm. sum 1:; stilts“ "
talcum.
‘t ‘ ‘ This invention‘ relates to improvements; in‘?‘sh
?lletins" machines. i p
(cl. it-sl 1, t i in “
Flame 5 h. a‘ similar but
'
, ‘ An‘ important‘j ‘obiect‘ oi’ smartest; s the
‘provisional? mechanism‘ which ‘may be used either
cross sectional view of
ll'izure d is a top‘ plan view of a portion of the '
?n straightener-‘rand snide.»
~
‘
alone or ‘inconiunction with‘ a. 1
?lletin: ‘ma- ‘ ‘there is
in my copending ' application
- chinekby means ‘0! which a small strip‘ at skin mentioned aboveamachine tor ?lletins ?sh in a
a
v
p and ?eshoisuhstantially triansularerosssection
‘
manner to e?'ect a hishreoovery oi‘ ?esh irom
isi removed‘tfrom the‘ back ‘or aj-?sh from the‘ the ?sh skeleton or iramework.‘ vBy means‘ of
tailend towa‘rdsthe head end; for‘ thepurpose
oi removinzfjthe dorsal ?ns “and associated
this ‘machine ‘ a
which‘ hscbeen headed‘ is
adv‘oncedtail ?rst and back down along ade?ned
path ot travel along which itis subjected to var
I '1 Another ‘object or
invention‘ is’ to "provide "ious, operations whereby a pair-or parallel inci
a; completely‘ automatically" operatins "machine sions are ?rst madein-theback oi the ?sh near
‘ ‘for "this- purpose‘ by means oi which‘ thevpabove
; object may be accomplished ‘with a minimum‘
oi-sthe tail on opposite sides ‘oi the-‘back
spikes.‘ 'i‘hese incisions are made upto the: top 15
‘ 1‘ YA further obiect ‘or. this invention stem: the
side oi the backbone on opl‘mlte sides of the ‘back
and
throushout the length‘ or‘the
novel‘ method or moving a ?sh in ‘thedirection ?sh from the “tail end ‘to the head. Guidemem- ‘
oifits length and simultaneously cuttins "and bm-tntér?tlitltmcmmil ‘and wide ‘the ‘?sh ‘by
stripping therefrom a‘ strip 0! ?esh and ‘skin with 1 ‘engagement .‘v‘l‘ith “its; ‘backbone as ‘it ‘is ‘ pulled
the dorsal ?ns‘and associated knuckles attached.‘ aloni in ‘the direction of its lenltht and ‘at the
“still “iurthervobiectoir this invention is to same time these ‘snide members out the back ?esh provide ‘a means and, method {or veiiecting ‘the oi
?sh ‘tor a distance iromthe backboneout
‘ it
above‘ obiectswhereby a- ?sh isprepared ‘tor ‘sub; ‘ viardiy. At thejtime the initial incisions are
made at the base‘oi the-tail the dorsal‘?ns are
25 sequent ' removal ‘of vthe ‘ ?llets’ from, they bony
, tr’famework or
whet mwmummvvw strallhtened ‘and’ guided“ between the‘ “cutting
v ‘ ,iMore speci?cally an obiectfoi"this-invention '
a is to‘fprovide an attachmenhiimprovement,‘ or
knives; The ?sh ‘then moves into the mascot
action otTa Del!’ of circular knives which slit it
from‘ the tail end‘t‘o‘wards thehead end on the
addition to‘a
?lleting‘ machine of‘ “the type . ‘belly :‘side andfonopposite sides oi’ the ventral
‘ disclosed ‘in my copending‘ application‘ Serial-No. ?n. The?sh-is' then moved on into engagement
30
“4,727; ?led November 26, 1934, for "Means
method ‘of ?lleting ?sh."
‘
v
p
p
with
slicing knives 'which slice
theiilesh‘ trom the not, alter which ‘the ?llets
‘
Themany other novel objects of thisinvention thusiormediare detachedirom the skeleton.‘ ‘ _- r
. J‘By‘this method the recovery 0! ?eshissome-p
structure hereindlsclosed and c‘arried‘outi-by
Whit"
byvthe tact that the'backwslicing
. method described will become apparent from the knivesrvhich ‘tom the parallel incisions 'irom end
"35 which are‘successiully secured by means 0! vthe
46
ioliowing‘detailed description“ of‘ the ‘structure ‘ to ‘endmust‘bespaced apart a su?icient distance
and the operation thereof”. ‘
i
_
to ‘permitl‘the knuckles at the base of the back,
Thismlinvention resides‘ ‘substantially in
‘ or dorssl nut. to pass therebetween Mthout bind
eombination,- construction. arrangement, relative," ing.‘ when‘it
the space between
location" of‘ parts, steps‘ and‘ series ‘of steps, all these book‘slicin: knives ilv?xed‘and that a‘ ma-v
as .will be deseribed‘ini'ull detail and pointedout chine ct
be adapted‘
in the appended claims.
‘
‘
‘ ‘
‘
varioussisesoi?snitwillbeappare‘nt thata
In the drawinss,
‘
p
‘v
‘
'
practical niacin‘: for
‘Figure l is a‘viewoi the mechanism of this
; invention partly inv cross section and ‘partly in side
elevation with‘ some parts brokenaway:
‘
Figural is‘ a. ‘top‘plan viewthereot:
\
“
60 _ ‘Figure ‘8 is‘at‘ransv‘erse vertical cross sectional
‘view withsome parts in elevation of this mech
account the‘ varylns
‘
‘
to be accommodated.v ‘The result‘ is that in a
practical machincloi-this type a considerable
amount oi ?eshls
lost oampresented
by the ?esh‘atitheback in which the back spikes
are embedded, as-a result oi this
spec
I 'I‘he‘basic obiectjoi this invention is
‘ to provide
.
“Flgure 4 is a-‘diagrami‘natic‘ ‘view'showing‘v the inzoithebachslicinsknlveay
relationship‘between a ?sh.‘the circular knives.‘ is machine and method do: ?rst subjecting the
55 and-the ?n ‘straishtenins and guiding'devicef ‘ ‘
?sh totheaction of 'a pair‘! circular‘knives.
35
45
preferably converging, which engage the fish
along the back from the tail end, making a V
shaped incision along'the back, with the result
that a narrow strip of flesh is cut and later
stripped from the ?sh, to which are attached
the dorsal ilns and their associated knuckles.
In the subsequent back slicing operation where
in, as
iish issliced on
opposite‘sides of the back srakes’from end-to
end and up to the top of the backbone. it will be
apparent that the knives which effect this slicin‘g
operation may be brousht much closer-together.
greatly increasing the recovery of flesh'.; The
mechanism herein disclosed is therefore adapted
15 for inclusion in the machineof my copendins
application mentioned above at the end of the
machine to which the mm are fed, and will form
the initial part thereof.
- Y
‘
‘
- The right hand end or the iish entry end of
the machine has been shown in the drawings.
The sidefra‘me members are ‘illustrated at l-, as
supported upon legs or standards]. ‘At I is a
tects the chains and associated structure from
moisture and the like.
'
'
Each block or carrier I is provided with a
channel therethrough‘ extending transversly of
the path of travel of the chains in which are
reciprocally mounted the bars or, rods I! which
terminate in enlarged plate-like ends I! which
have a series of- sharp projections it on, the face
thereof. Journale‘d' on the‘ opposite encrof each
plunger is a pair of rollers II and II. It will be 10
noted that the rollers II are Journaled so as to
be‘ inline- with the‘ ends of the rods. As will be
seen from Figures 2 and 3, the forward edges of
the plates Ildiverge in the direction of travel
on the upper level.
The purpose of this con
struction will be described later.‘
4 -
As will be seen from Figures 1 and 2, there-is
secured to the ends of the side members i, a pair
of curved armsor brackets i‘! which extend up
over the guide plates 9 and have formed on the 20
‘outer edges, camming surfaces II.‘ These cam
ming surfaces II, are so positione'das to be en
“shaft extending transversely of‘the bed or frame gaged by the‘ rollers II as the blocks I swing along
and journaied in suitable bearings mounted on a curved pathfrom the lower level to the upper
‘the side members but?not shown; Mounted on level in‘ their path of travel. Supported on the
the shaft are two pairs of sprocketsv I over which
the endless chains 1 pass.
,be‘seenfrom
Figured. there are two pairs of these chains ‘l
1which ‘extend substsntiallyhorisontslly from the
sprockets‘! to another‘set of sprockets towards
the left. but not
in tbese’figures. The
. shaft I may be rotated from any suitable power
sourcein any desired-manner; However, [for
of illustration there ‘has been indicated
‘in Mure l a‘pulley Imounted'on the shaft and
operated by means'd a_ belt‘t-{d?venin any
aE E
side members I, as will be seen in Figure 3, and
extending along side the path of travel of the
blocks on the lower level are the camming bars
II‘ which are so positioned as to engage the
rollers II throughout their path of travel. along 30
‘the lower level, Extending along the sides of
the machine and parallel to the upper level of
travelof the blocks are the angle irons 22, the ‘
inner faces of which act as camming surfaces for
engagement with the rollers It. At the initial 35
ends of the angle bars 22 are the cam plates 2!
which have curved camming edges III which
merge into the camming faces of the angle irons.
a pair offhlockspr carriers Iv The adjacent portions of the camming surfaces
,llounted on each
of
‘l- and trans
winch. in detailed construction ,aresomewhat
ll of the curved arms I ‘l are similarly curved as 40
shown at ll‘. It is to be noted, however that the
camming surfaces IIA are on a lower level than
attached at their terminal extensions
' ‘pail-mas will be'seen particularly
E
Run.- 8. These side extensions terminate in
.
maln‘body ‘portion of the
as‘is' clear from Figure 8, to provide a
nel orpassage in which the spaced plates
'nlese plates extend longitudinally of the
machine,7 a "pair, on each side and. vertically
aslsclearfromll‘igures’iandii‘.
‘
As illlltrate'd in-“l'igure 2. theseyplates‘ are.
"lon‘g'strips‘orbars preferably oi metal
oned'so that the blocks .or‘carriers I may
slide therealong' in traveling bothion' the upper‘
the camming surfaces ll‘ since they respectively
engage the rollers II and it. At It is the supply
chute or guide upon which the fish are placed for 45
introduction ' into
the
machine.
' Pivotally
mounted on the sides of this chute are a pair of
gates 24 which swing on vertical pivot pins 25
supported from the sides of the curved arms ll.
As is clear in Figure 3, a pair of coiled springs 50
"are provided‘ and arranged so as to cause the
gates II to converge in the direction of move
ment. of a fish as. it passes therebetween.
It
may benhe're noted that any suitable form of
gate construction‘ may be employed, as illus
trated by ‘the somewhat different construction
disclosed in my above mentioned copending ap
plication.
'~
'
,
55
-
At 21 are a pair of converging arms which are
pivotally mounted at II on the arms‘ ll. At the
apex of these arms is a v-shaped plate or pres
sure shoe 2! which presents downwardly and is
positioned to bear down upon a fish on the
belly side as it moves thereunder.
Extending between the side frames is a brace
, ‘II which is‘, positioned to support the forward
end of the trough 23 and to pivotally support at
II a yoke 32 upon which is mounted the dorsal
fin straightener It The construction of this
straightener and guide is illustrated in Figure 6. 70
and’ is described in full detail in my above men
tioned copending application. As will be seen
and‘the chains on the upper
level. 'lhisencloasstheehainstructureandpro-j
from} the ?gures, however, it 'issubstantially V- '
shaped, having an open bottom and provided
with a series of pairs or spring fingers 38 of V 75
‘9,157,901 a
3
at formation. The
. side “or the straightener
‘a e ‘a lower
p
another
‘trough
I03,
see'l'p‘lgur‘e
2,
which
‘simply
a
‘ trough‘ 33 is‘
“
provlded‘with-‘a‘ yoke 34. Extend;
‘ing to one side ‘ofwthe machine as shown in‘Fig _ guides the ?sh from the‘ knives 6] to the next
ure 3 is‘a rotatable shaft is‘: on the‘ outer enact pair oi! ‘knives which form the parallel incisions
which is mounted‘ a lever 36 which may be swung in the back of the ?sh from the‘ tail t6 the‘ head 7
through a
limited arc and positioned as desired end adjacent the-back spikes, inaccordance with
‘by ‘means of ‘a handle‘ 31 which has a detent 31' the disclosure in‘ my copending‘ above mentioned
engageable with a series of‘ notches in the side
‘ or the‘ machine. The other end‘ of. shaft 35 is
application.
‘
,
‘
.
.
e
The operation of this ‘mechanism will now‘ be
‘10 jprovided with an eccentric, pin 33 which engages
f‘a‘ notch‘i‘n‘the
described. ,With the power turned on shaft 3 1
‘ “up and down and positioned‘jati the‘ desired loca
to the right. onthe lowerlevel. At the same time
‘
yoke‘34’sol that by ‘angularly
positioning ‘shaft 35 the trough 33 maybe swung
will be revolving, causing the‘pairs of chains to 10
travePto the left, ‘Figure 1, on the upper level and
thecircular‘kniv'es 6| are revolving at the‘ proper
‘ speed. A headed ?sh, back down and tail ?rst
. ismoved along the trough or chute 23 ‘by hand. is
‘which
a e Mmay
' be vertically adjusted andthen‘ locked
in‘ ‘Dd-Sition by means‘oi the'machine‘ screws 42.‘ .or. by meansot an automatic feeding device so ‘
tion.
“ Mounted on‘ each sideQ frame‘lfis
. L‘
a‘standard 40
between the gates ‘24.. These
At 4|T‘is‘an adjusting screw same-ass oi each of that‘uit?will topass
vertically'positionthe?sh.“ The
.20 ‘which the“‘vertical adjustment‘ oflth‘e ‘standards ‘,gatesserve;
fish ‘is ‘moved. until its tail projects ‘beyond ‘the V.
may be “effected.
‘These standards .40, as vwill appear?
‘F‘l‘g‘s
endwi that s .
‘and ‘ is in a ‘position to be
engaged‘ by‘. the Spiked‘ gripper‘ plates. 15 as‘ they‘
ure 3.a‘re provided with
7
inwardly. ‘ extending thol
a pair? of
lo‘w “Sings 43 ‘in which are» ‘slldably . mounted ‘swing up on to. the upperjlevel?
these plates swing upwardly. theyljare in spaced
. 20
“ the tubular housings ‘44 which‘ have splined cone _.apart relation by‘reason of, the engagement of
nection‘with the casings‘ 43. By means of this
construction‘ ‘the housings may slide within the thBJI'OIlGI‘S “with the .camming‘ surfaces“ I3.
casings without turning. ' The outer ends of ‘the “ ‘ However‘, asfthese‘ rollers ‘move into‘ the region‘
of the: curved ‘camming suri'acesll?'and ll?the .
. housings are ffprovi‘ded‘ ‘w‘ith‘collars‘ 45‘ which gripper
plates begin‘to move‘ towards‘ each other.
have‘jin‘wardly ‘extending arms?ifeach of which This results‘
from the fact that the rollers I3 en- ‘
‘is ‘providedYwith
a ‘pair ‘oi ‘spaced ‘ rollers "T41.
‘
‘
These rollers engage afca‘m 48“. which is mounted gage the camming surface/s21“; causing; the bars
I!‘ to 'movertowards eachtother. ‘ One-feature of
upon a carrier", which carrier in turn is mount
. ‘ed von‘rak‘pair of‘ barsuor'rods 53. C These j‘rods 5,0 this‘ construction l.is‘i’ound in the factthat the
rollers .which carry. the burden of‘ forcing the
.l as will be seen in Figure
1 are slidably supported gripper plates into ‘?rm engagement with‘ the “tail
35 in the standards 43. These
bars are longitudi of. the ?sh are infalignment with the line‘of
nall‘y reciprocatedlin the proper timed relation force.
Thus it is the camming surfaces .Zl‘ac‘t
b‘ymeans of‘ a cam, not shown, which may be
driven‘ from‘ any suitably operated part‘of the ing on thehrollers l3 which causes thefg‘ripper
engage the tail of the fish. The camming sur
faces l1? and the similarly shaped camming sur
ture 20”. By this construction theinward move
path through which the rollers [4 move. These
ment ‘of.v housing 441s ‘limited to ‘the exact dis-.
45
tance to position the slitting knives 6| and stop
per ‘blocks 62‘, to be described later, to the proper
relative
operating.
position.
‘
l
_
.
c .1
'
‘Jo‘u‘rnaled in thehousing 44 isa shaft 5| which
terminates at its outerl'end in a pulley‘ 52 and
. connected by a‘ belt» 53‘ to a pulley. 54lwhich is se-.
to‘
plates to move towards each‘othe‘rland ?rmly
machine.‘ e‘At‘the toplof collar 45 is‘ a {lug ‘45E
positioned-.to‘engage a pair of. adjustable ‘lock
nuts Zlmountedon a pin‘ 2|!a secured in‘ the fix
cured to the‘same shaft asfpulley 55. “Pulley 55 '
is ‘driven from ‘any suitable power source by
means of the belt 56. ‘The pulleys 54 and ‘55 are
‘mounted “on a bracket 40*,‘ see Figure ‘1,'on the
side ‘of ‘each standard 40.‘
.
e
faces 2|‘.l of the plates 2| merely form a guide
rollers, at this ,rstagevoi’cthe operation, however,
have no ",fu'n‘ction. ‘ It ‘ will be apparent
‘
that if .
the operating and gripping‘ forceswereapplied
to‘ the rollers l4 off the center of. the. bars i 2
there-‘would be a "tendency for these bars to
bindin theirseats in the blocks 8. As. the-rollers
i3 reach the ‘straight sides of the cam angle
irons‘ 22 the “gripper plates have movedt‘to an
adjacent position and theirv spikes i?nh‘ave ?rmly
gripped they?sh at'its tail.v
‘
.
50
‘
Asthe gripper plates continue to move to the
left they‘draw the?shl from. the trough 23 on to
“ As will be noted from Figure ‘3, this mecha~ the guide. and ?n stralghtenlngtrough 33., The
nism f‘is‘duplicated. on each side ofthe machine. it dorsal
?ns of a fish naturally close down against 55
Shaft 5|‘ is connected to‘ shaft 53 by means of a the back oi'a ?sh in a?dlrection towards the tail.
universal coupling member 51,- H The shaft 5371s
In other words, the bony‘structure of. thedorsal
journaled in ahead“ ‘which is jangularly DQ1 ?ns
points rearwardoi' the ?sh. By reason of
sitlonablel ongthetextending end of. the housing. the construction
and position of ‘the spring ?n
. ‘44 and may be located at any desired‘angle by
‘ gers “the dorsal ?ns are engaged‘an‘d spread‘
meansot the lockscrews 60. The outer ends ‘of out to their normal'straight position vertical
the‘ shafts ‘3 53 are provided with “circular knives to the backofwthe‘ ?sh, as? is clearly shown in
“ GLeach. oiwhich knives has secured on its in ‘Figure 4. Thus the dorsal ?ns are ‘stretched
66 her face adjacentthe periphery, in equally spaced
into the ‘?at planeverticalgto the‘back‘ci" the
positions, aaseries of ‘smooth or roughened grip
?sh
anduare gulded-between?the circular knives
per‘lblocks 62. It is pointed outthat any suit
able‘ number ‘of these ,blocksimay be employed,‘ as the ?shmoves from the guide ‘33 into the
16
. such as4, 6, 8, or the like.“ Bythis arrangement
it‘ willwbe Vseen'fro‘m Figure 3Hthat the circular
knives 8| are positioned sowas to converge. at
do
range of action of the circular knives. As ‘the
?sh moves over the guide 33 the pressure shoe 29.
by reason of the weight oiits structure bears uni-c 70
formly down on the. ?sh on its belly side, holding
‘their-‘upper edges andto‘ project into the path it ?rmly-in the guide 33. As the ?sh moves into‘
otmovement of ad?sh as,it moves ‘alongithe the range oi ‘action of the’ circular knives 6|
‘ trough§33g {it the ‘side of the knivesiii opposite‘ theirscutting
edges at ‘the very top engage the
to that at which the trough 33 is positioned ‘is ?‘sh‘at the base‘ot
the tail at its back and begin
_ .
75
.4
to make “verging cuts along the back in the
manner clearly indicated in Figure 5. This par
tially cuts out a triangular strip of ?sh 8 directly
along the longitudinal axis of the ?sh and on
I ‘opposite sides of the dorsaiv?ns, which are in an
‘
‘
as shown in Figure 4.
‘ By reason of the positioning~of the circular
knives. the gripping blocks I!‘ as they travel to
10 towards each other.‘ Thus they grip between
‘
thin strip‘of ?esh S which is being cut
back 0! the ?sh and pull or strip it
?sh, breaking it loose along the narrow
3.
e555.
5g
attachment, as ‘will be seen from a con
n of Figure 5. The circular knives ll
their out throughout the length of the
th the gripping blocks 8! breaking the
gags;
?esh B loose: so as the ?sh moves on
' trough II. and out of the range of the
‘I a long narrow‘ strip‘ of ?esh of substan
ar cross section‘ is cut from the
the ?sh in thedirection of its lmgth, making
a pair of non-intersecting'incisions along the
back of the ?sh on opposite sides ‘of and closely
contiguous to the dorsal ?ns, and tearing the
band of ?esh thus formed fromrthe body of the 6
?sh.
3. A method of removing the dorsal ?ns and
knuckles from a ?sh which comprises advanc
ing a ?sh in the direction of its length, making
a pair of converging incisions in the fish along 10
its back on opposite sides of the dorsal ?ns, and
closely contiguous thereto, and stripping the band
of ?esh formed by the incisions.
’
4. A method of removing the dorsal ?ns and
knuckles from a ?sh which comprises advancing 15
the ?sh in the direction of its length, straighten
ing and guiding the dorsal ?ns in a common
plane, making a pair of shallow converging in
cisions along the ?sh closely, contiguous to the
dorsal ?ns,v and stripping the band of ?esh thus 20
formed from the ?sh.
V
I
5. A method of treating a ?sh'which comprises
‘o! the ?sh'to which is attached the dorsal advancing
it back down and tail ?rst in the di
structure including the knuckles'at the base -- rection
of its length. straightening the ‘dorsal ?ns
pines‘. Thus at the end of this opera
‘ is formed‘ throughout the‘‘length
'atié g il'g
into a plane, making a pair of incisions along 25 ,
the back of'the ?sh closely contiguous to, its
along ‘its back, a small triangular
from which the can and‘ attached dorsal ?n knuckles, ‘and tearingthe band of ?esh
d knuckles have been removed; thus formed from the body of the ?sh.
6; In'an apparatus 0! the type described the
continues tov be pulled by the
combination
comprising a supporting frame, a 80
tail ?rst; in the direction of its
carrier for advancing a ?sh in'the direction of
22%
'
of‘
‘of
'n' pair of knives, which form "no
present invention, but which as re
ve. make a'pair of parallel incisions
to the head‘end oi the ?sh up to
and closely contiguous to'the back
ously described, the dorsal ?n
ng been removed. these circular
'arrangcd'inT parallel relation
igiigieegé
ii5
as close together as the back
will
t.‘ thus reducing the amount of
remaining on the skeleton after it is com
circular knives are mounted in the re
housings so that they ‘are vertically
its length, along a de?ned path, and means for
making a pair of converging incisions along the
back of the ?sh adjacent to its dorsal ?ns.
‘I. In an apparatus of the type described the as
combination'comprising a supporting frame, a
carrier for advancing a ?sh in the direction of
its length along a de?ned path, means for mak
ing a pair of incisions‘ along the back of the
?sh adjacent to its dorsal ?ns and converging 40
toward its backbone, and means for guiding the
dorsal finsv in a plane between the line of action
of the meansfor making said incisions.
8. In a machine of the type described the com
by reciprocation oi the rods ‘I to bination comprising a conveyor for moving a ?sh ‘5
in the direction of its length, means supported
passage of the tail ‘end of the?sh be
E
E
ves. after which they are moved adjacent the conveyor .-for guiding the dorsal
:33
E253:;
together, so that at their topmost edges ‘they . ?ns of a ?sh in a common plane, and means act
‘and‘ensmthe ?sh at-the ing on opposite sides of said plane to make a
l
m end to end,‘ closely adjacent to the
to makejshallow parallel incisions in
dorsal an knuckles.
‘
m the above ‘description it‘will be appar
that nus invention reddes in certain prin
. cipla of construction and operation which are
subject to wide variations by those skilled in the
art without departure from the true scope of the
'
tion as involved in the novel combination
a parts andthe novel method of'operation here
" disclosed. 1 do notthereiore‘jdesire ‘to be
5
‘limited tothe disclosure as given for
purpoaesof illustration, but‘ rather tothe scope
ol'tbeappendedclaims.
‘
_.
I
t I seek to secure by United States letters
g
4
e
l. A method of removing the dorsal ?nsv and
knuckles of, the ?sh which comprises advancing
the ?sh in‘ the direction of its length, making
a pair of incisions in
relation along
1. the back of the ?sh‘on'opposite sides of the ver
tical central axis of the ?sh, ‘and stripping the
band of ?ab thus formed from the body of the
' ?sh with the dorsal ?ns attached thereto.
2. A method 0! removing the dorsal ?ns and
. 1g‘ knuckles from a ?sh which comprises advancing
pair of ‘converging shallow incisions along the go
back of the ?sh.
‘
‘
'
'
-9. In a machine of the type described the com
bination comprising a conveyor for moving a ?sh
in the direction of its length, means‘ supported
adjacent the conveyor for guiding the dorsal 55.
?ns of a ?sh in a common plane, means acting
on opposite sides of said plane to make a pair of
shallow incisions along the back of the fish.‘ and
means for stripping the band of ?esh formed by
said incisions from the body of the ?sh. ‘
so
10. In a ‘machine .of the type described the
combination comprising a conveyor for moving -
a ?sh ‘in the direction of its length, means sup
ported adjacent the conveyor for guiding the
dorsal ?ns of a ?sh in a common plane, means as
acting on opposite sides of said plane to make
a pair of shallow incisions along the back of the
?sh, means for stripping the band of ?eshiormed '
by and between said incisions from the body of
the ?sh, said lncising and stripping means corné 7o
prising a pair of circular knives and a plurality‘
-
of cooperating pairs of gripper blocks.
11. In‘ a machine of the type described the
combination comprising a’supporting frame, an
endless conveyor mounted on said frame, fish 15
5.
mm .
.gripping means mounted on said conveyor," and ‘respect to each other, ?nistraightening means in
“ means mounted adjacentlsaidconveyor formak-‘ - advance of the“ circular knives for straightening
ing ‘a pair of ‘converging shallow‘incisions along
and guiding :the ?ns of“ ‘a “fish between said
the back ofuthe ?sh. I‘
knives‘, and stripping means ‘for "removing the
i“
‘
‘
‘i
'
‘l 12. Inna machinev of-the‘typedescribed the ‘ band of ?esh formed by the ‘circular knives from
‘r-combination‘ comprising a supporting frame, an"
‘ endless“ conveyor mounted“ on said frame,‘ ?sh‘
‘ ,
grippingimeans mounted onsaid conveyor, means i
the body of a‘ ‘fish.
‘
‘
,
‘
. ‘19.'In a ?sh treating machine the ‘combination
comprising‘ a supporting frame, conveyor means -
mounted adjacent said conveyor for making a i‘ l for advancing a?sh‘in the direction of its length,
‘10 .pair of shallow
incisions along the back of the apair of rotatablysupported circular knives for l0
?sh, and means for, gripping the band of ?esh ‘making ‘shallow incisions along‘ theib‘ack of a
thus formed and stripping it‘ from the body of fish, and means for causing the knives to move
towards and away from each other.
the
,
?sh.
,
‘
i
'
‘
i
,
13. In a machine of the‘type described the com
20. In a ?sh treating machine the combination
bination comprising a supporting frame, an end- ‘ comprising a supporting frame, conveyor means 15
[less conveyor mounted in said frame, means for advancing a ?sh in the direction of its length, ‘
mounted on said conveyorfor gripping, a ?sh and ‘ a pair of‘ rotatably supported circular knives for
advancing it in the direction of its length, and‘ a
making shallow incisions along‘the back of a ?sh,
means for causing the knives to move towards and
make shallow incisions along the back of, the ?sh away from each other, andmeans for guiding the
adjacent its dorsal?ns as the, conveyor advances ' dorsal ?ns of a ?sh‘ in a plane between said knives.
the ?sh in the directioniof its length.
21. In a machine for treating ?sh the combina
14. In a machine of the type described the com
tion comprising a conveyor for moving a ?sh in 1
bination comprising a supporting frame, an end
the direction of its length, a pair of rotatable cir
‘ ‘ pair of converging circular knives positioned to
less conveyor mounted in said ‘ frame, means
mounted on said conveyor for gripping a ?sh and
’ advancing it‘ in the direction of‘its length, a pair.
cular knives positioned to engage a ?sh as it is
moved by the conveyor, and‘ means for causing,
the knives to reciprocate towards and away from
‘of converging circular knives positioned to make each other to cause them to engage the ?sh at the
‘ incisions along the back of the ?sh adjacent its I back andmake a pair of parallelyincisions ‘adja
dorsal ?ns as‘ the conveyor advances‘ the?sh in cent the dorsal ?ns on opposite sides ‘from one 30
the direction of , its length, and means in advance ' end of the ?sh to the other.
, ‘ of the circular knivesfor straightening the.?ns
22. In‘ a machine for treating ?sh the com
of the ?sh into a plane between the circular “ bination comprising a conveyor for moving a ?sh
knives.
t
‘
‘
,
,
15. In aimachine of the type described the com
bination comprising a supporting frame, an end
less conveyor mounted in said frame, means
mounted on said conveyor for gripping‘a ?sh and
advancing it in the direction of its length, a pair
of circular’ knives positioned‘ to make incisions
along the back of the ?sh adjacent its dorsal ?ns
as the conveyor advances the ?sh in the direc
tion of its length, means in advance of the circu-7
lar knives for straightening the?ns of the ?sh
45 into a plane between the circular knives, and
means for tearing the band of ?esh thus formed
from the body of the ?sh.
‘
,
16. In a ?sh treating‘machine of the type de
scribed, the combination comprising a framework,
an endless conveyor supported on said framework,
gripping means mounted on said conveyor, means‘
for operating the gripping means, a conveyor, cir-v
cular knives rotatably supported on said frame
work adjacent said conveyor, and means for an
gularly positioning the circular knives with re
spect to each other.
‘
,
i
'
17. In a‘ ?sh treating machine of the type de
scribed, , the ' combination comprising a frame
work, an ‘endless conveyor supported on said
framework, gripping means mounted on said con
veyor, means for operating the gripping means,
a conveyor, circular knives rotatably supported
on said framework adjacent said conveyor, means
for angularly positioning the circular knives with
respect to each other, and ?n straightening means
in advance of the circular knives for straightening
and guiding the ?ns of a ?sh between said knives.
‘18. In a ?sh treating machine ‘of the type de
scribed, the combination ',.comprising a frame
70 work,‘ an endless conveyor“ supported on said
in the direction of its length, a pair of rotatable‘
circular knives positioned to engage a ?sh as it is
moved by the conveyor, means for causing the
knives to reciprocate towards and away from‘
each other to cause them to engage the ?sh at
the back and make a pairof parallel‘ incisions
adjacent the dorsal ?ns on opposite sides from 40
one end of the ?sh to the other, and means for
guiding the dorsal‘?ns ‘in a plane between said
knives.
'
23. A ‘method of‘ treating ?sh which comprises
advancing a ?sh along a de?ned path of travel,
making a pair of incisions along the back of the
?sh‘ so that the planes of the incisions converge,
and removing the strip of ?esh de?ned by the
incisions with the dorsal ?ns and knuckles at-,
tached.
,
,
24. A method of treating a ?sh which com
prises advancing the ?sh along a de?ned path of
travel, making a pair vof ‘non-intersecting in
cisions along the back of the ?sh, and removing
the strip of flesh thus. formedwith the dorsal
?ns. andknuckles attached.
‘
'
,
.25. A method of treating ‘a ?sh which com
prises advancing the ?sh along a de?ned path
of travel, cutting the ?sh along its back on op
posite sides of‘ the dorsal ?ns, and tearing ‘the
band of ?esh ‘thus formed‘ from the back of the
?sh with the dorsal ?ns and knuckles attached.
26.‘ A 'method of treating a'?sh which‘ com
prises advancing the ?sh along a‘de?ned path of
travel, cutting the ?sh along its back in planes
extending towards the backbone of the ?sh, and‘
removing the band of ?esh thus formed with the
‘dorsal ?ns andknuckles attached.
27. In an apparatus of the type ‘described the 70
framework, gripping means mounted on said con
combination‘ comprising a , supporting frame, ‘ a
veyor, means for ‘operating the gripping means,
carrier for advancing a ?sh in the direction of
its length, along a de?ned path, and means for
a conveyor, circular knives rotatably supported
on said framework adjacent said conveyor, means
76 for angularly positioning the circular knives with
making a pair of incisions along the back of the
?sh adjacent to its dorsal ?n, the planes of the 76
ammo:
incisions converging towardsv the backbone o!
the ?ab.
,
'
g
. 28. In a machine for treating fish the com
7 bination comprising a conveyor for advancing a
29. In an apparatus of the type described the
combination comprising a carrier for advancing
the mm in the direction of its length, means
for making a. pair oi'incisions along the back
of a ilsh on opposite sides of the dorsal i'ln, the
depth of the incisions extending but a short dis
conveyor, means for positioning‘ said ‘knives so . tance below the dorsal ?n knuckles to form a
band of ?esh, and means for removing the band
that the planes thereof converge and‘ make in
V cisionsalong theback'oi' a ilsb at oppositeaides thus formed with dorsal ?ns and knuckles at
10
tached.
10 of the dorsal tin, and means mounted on said
ilsh in the direction of its length, a pair 0! ro
tatablv supported knives mounted adjacent the
knives for stripping the band of ?esh between
v WILLIAM H. HUNT.
Документ
Категория
Без категории
Просмотров
0
Размер файла
1 643 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа