(No Model.)
B. W. WEARE.
FRUIT PITTER.
No. 495,860.
-
Patented Apr. 18, 1893.’
UNITED STATES PATENT OFFICE.
ENOCH W. WEARE, OF SELMA, CALIFORNIA, ASSIGNOR OF TWO-THIRDS TO
E. H. TUCKER, OF SAME PLACE, AND S. O. BOLLING, OF ALAMEDA, GALI
FORNIA.
FRUIT-PITTER.
SPECIFICATION forming part of Letters Patent No. 495,860, dated April 18, 189_3_.
Application ?led September 9, 1892. Serial No. 445,451. (No model.)
To all whom it may concern.
sists of two horizontal and parallel cross bars,
Be it known that I, ENOCH W. WEARE, a one bar being secured atits ends to the lower
citizen of the United States, residing at Selma, ends of one member of opposite pairs of
Fresno county, State of California, have in knives B and the other being similarly se
5 vented an Improvement in Fruit-Fitters; and cured to the other members of said pairs. 55
I hereby declare the following to be a full, The bars of the receiver can,therefore, sepa
clear, and exact description of the same.
rate or move apart from each other, as the
Myinvention relates to that class of fruit knives separate, and close together again with
pitters in which a vertically movable knife said knives.
[0 descends upon the fruit- which is supported
The receiver hasa ?aring entrance 0 formed 60
suitably below it.
by upwardly diverging arms carried by the
My invention consists essentially in the cross bars. I have here shown two arms car
novel construction and arrangementcof the ried by each bar. The receiver is formed
separable spring knives with their expan'sible with downwardly extending divergent tail
15 pit receiver which together form, not only a pieces 0.’. These are concavo - convex, their 65
support for the fruit against the action of the convex surfaces being outward. These tail
upper knife, but also a cutter for the under pieces lie and swing directly over a discharge
side of the fruit, a separator for removing the aperture c2 in base a.
cut ?esh from the pit and a discharger for
D is the upper vknife. This consists of a
20 said pit.
cross blade mounted in the sides of frame A
It also consists‘in the several constructions in suitable manner and adapted to slide up
and combinations of parts hereinafter fully and down therein. The lower edge is sharp
described and speci?cally pointed out in the ened and at its middle it has a recess d with
claims.
a central indentation d’. At this point may
2 5 The object of my invention is to provide a be located, when required for particular fruit,
simple and effective machine for separating the side prongs d2.
and removing the stones or pits from fruit.
The knife D lies in the vertical plane of
Referring to the accompanying drawings the space between the members of the pairs
for a more complete explanation of my inven of knives B and the opposing halves of the
3o tion,—-—Figure 1 is a side elevation of my fruit expansible pit receiver, so that said knife D
pitter. Fig. 2 is a vertical section of same.
when depressed enters between these parts.
A is a vertical frame having a base a with In order to receive the side prongs d2 of the
suitable attaching devices a’ for mounting it upper knife, when such prongs are used, there
upon a table or stand.
are vertical slots 0‘2 made in the top of the pit
35
B B are the lower knives.
There are four
receiver.
of these, arranged in opposing parallel pairs,
The upper knife D has imparted to it a ver
the members of each pair lying side by side. tically reciprocating movement by means of
These knives are curved as shown, their con
vex sides being upward and reduced to cut
7
70
75
80
85
any suitable transmitting connections, either
power or hand.
I have here shown a hand
40 ting edges. They are of ‘a springy nature, crank E operating a shaft F mounted in a 90
and each pair is secured by the outer end to suitable side bracket a3 rising from base a,
said shaft having a crank f, with the outer
inwardly and downwardly as shown. The end of which a pitman G is connected, said
members of a pair are not connected at their pitman having connection with an arm (13 of
45 inner or lower ends, and they can therefore knife D.
95
, be separated or forced apart, yielding out
The operation is as follows:—The fruit is
wardly and returning again, by reason of laid in position upon the lower knives B and
their springy character. Between the lower pit receiver. Its base rests upon the ?aring
or inner ends of the opposing pairs of knives entrance 0 and its sides upon the knives B.
50 B is the expansible pit receiver 0. This con-' The upper knife now descends and coming in I00
one of the sides of frameA: thencethey curve
495,860
contact with the fruit forces it- downwardly.
In thus forcing it, the upper part of the ?esh
is cut by the upper knife and the lower part
is cut by the lower knives, all the knives
entering to the pit. The pit itself is forced
IO
down in the ?aring entrance 0 of the pit re
ceiver, and under this pressure the receiver
expands to provide a passage for the pit, and
at the same time the knives B separate,
whereby the cut ?esh is initially torn from
the pit, and then passing over the divergent
and separated tail pieces 0' of the pit receiver,
is fully removed from the pit. The pit drops
through the receiver and underlying aperture
a2, while the severed ?esh drops down outside
and both are received in or upon suitablyin
20
dependent receptacles or carriers by which
they are separately disposed of.
In certain peaches, notably the Orawfords,
the pit is split and tends to separate with the
?esh, half clinging to each side. When such
peaches are being pitted, the side prongs d2
separable lower knives, and an expansible pit
receiver between their inner ends having a
?aring entrance, substantially as herein de
scribed.
3. In a fruit pitter having a vertically re
ciproeating upper knife, separable lower
knives having a pit receiver said receiver hav
ing downwardly divergent tail pieces and a
?aring entrance, substantially as herein de
scribed.
55
'
4. A fruit pitter consisting of a frame, an
upper knife vertically movable therein, the
opposing pairs of separable spring knives B
secured to the frame, and the expansible pit
receiver carried by the inner ends of the
knives B and having the ?aring entrance, sub
stantially as herein described.
5. A fruit pitter consisting of a frame, an
upper knife vertically movable therein, the
opposing pairs of separable spring knives B 65
secured to the frame, and the expansible pit
receiver carried by the inner ends of the
of the upper knife are used. These come knives B and having the ?aring entrance, and
down on each side of the top of the pit and the downwardly divergent tail pieces, sub
25 hold its halves together, so that they will not stantially as herein described.
6. In a fruit pitter, the combination of the
separate and cling to the ?esh.
It will be seen that the lower knives, to~ upper reciprocating knife having the recessed
gether with the pit receiver, provide for the center, the separable lower curved spring
support of the fruit, the cutting of its lower knives B B, and the intervening expansible
portion, the reception of the pit and the posi pit receiver carried by said lower knives, sub 75
tive removal of the severed ?esh from the pit. stantially as herein described.
7. In a fruit pitter, the combination of the
Having thus described my invention, what
I claim as new, and desire to secure by Letters upper reciprocating knife having the side
prongs, the separable lower curved spring
Patent, is——
35 1. In a fruit pitter having a vertically re knives B B, and the intervening expansible
ciprocating upper knife, the opposing later pit receiver with the vertical slots to receive
ally separable lower knives arranged in op the side prongs of the upper knife, substan
posing pairs, having convex upper cutting tially as herein described.
edges curving downwardly toward each other,
In witness whereof I have hereunto set my
whereby they receive and support the fruit hand.
and expand under the pressure applied to the
fruit to permit the pit to pass between them,
substantially as herein described.
2. Ina fruit pitter having a vertically re
45
ciprocating upper knife, opposing pairs of
ENOOI-I W. WEARE.
Witnesses :
J. B. STURGES,
MILTON MCWHORTER.