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Патент USA US2409995

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‘Oct. 22, 1946.
_ I
2,409,994 ‘
Filed May 25, 1945
2 Sheets-Sheet L
Paint/i’ I’ Q0/2637,
Z9.M1518)‘ ‘
Oct. 22,‘ 1946.‘
Filed May 23, 1945
ZSheets-Sheet 2
Patented Oct. 22, 1946
Patrick F. Toohey, Burgettstown, Pa., assignor of
one-half to Mike Robb, Slovan, Pa.; Catherine
Toohey administratrix of said Patrick F.
Toohey, deceased
Application May 23, 1945, Serial No. 595,326
2 Claims. (01. 198—220)
The present invention relates to a new and use
ful improvement in reciprocating loading pans of
Figure 3 is a longitudinal sectional view taken
substantially on a line 3-3 of Figure 1.
a type used in shaker conveyor lines in the min
Figure 4 is a transverse sectional view taken
ing of coal and positioned between the usual duck
substantially on a line 4-4 of Figure 1.
bill into which the coal is initially loaded and the
Figure 5 is a transverse sectional view taken
conveyor chain for transporting coal to; mine cars,
substantially on a line 5-5 of Figure 2, and
such loading pans serving to convey the coal from
Figure 6 is a perspective view of a transversely
the duck bill to the conveyor chain and the in
curved waste removal partition or baffle for the
vention has for its primary object to provide a
loading pans.
discharge opening in the side of the pan to 10
Referring now to the drawings in detail where
gether with a transversely curved baiiie or par
in for the purpose of illustration I have disclosed
tition adjacent the opening and by means of
a preferred embodiment of the invention. The
which waste products may be discharged from
numeral 5 designates a reciprocating loading pan
the pan before reaching the conveyor.
of conventional construction and of a type form
In the mining of coal it is frequently necessary 15 ing part of the conventional shaker conveyor line
to separate and remove a large quantity of waste,
equipment of a coal mine, the pan including out
such as slate, from the working face of the mine
wardly projecting ?anges 6 at the upper edges
and it is the usual practice to load this waste
thereof. Since such shaker conveyor lines are
material or slate onto mine cars, in the same
well understood in the art, conventional illustra
manner that the coal is loaded, which means that 20 tion of the reciprocating loading pan is deemed
such slate passes through the loading pan on its
su?icient for the present purposes.
Way from the duck bill to the conveyor chain.
‘ At longitudinally spaced intervals the side walls
Such handling of the waste material incurs
of the pan are formed with one or more openings
considerable expense and it is accordingly an
‘l in the opposite sides of the pan, the openings
object of the present invention to provide means 25 being normally closed by a door 8 hinged at one
edge to the bottom of the pan by means of hinge
for conveying the waste material to an unused
members 9 and the free edges of the doors are
part of the mine and discharging the material
formed with apertured lugs [0 adapted for align
at that point and thus eliminate the labor and ex
ing with similar lugs l I on the upper edges of the
pense usually required for transporting the
Waste material entirely out of the mine and away 30 ?anges 6 adjacent the sides of the openings 1.
Locking pins I2 are removably inserted in the
from the mine entrance in cars or the like.
aligned openings of the lugs l8 and II to secure
A further object of the invention is to provide
the door in its closed position.
an attachment for such loading pans which may
When the doors 8 are secured in their raised
be easily and quickly removed therefrom when .
or closed positions the pan 5 is used in the usual
not in use so that the loading pan may be used
manner for conveying coal from the loading duck
in the usual manner in conveying the waste ma
bill to the loading conveyor forming part of the
terial from the mine working as well as the coal
usual loading equipment of the mine and neither
and loading the same into the mine cars.
of which it has been deemed necessary to il
A further object is to provide a. device of this
character of simple and practical construction, 40 lustrate.
When it is desired to remove waste material,
which is efficient and reliable in operation, rela
such as slate or the like, from the mine working,
tively inexpensive to manufacture and otherwise
without loading such waste material onto the
Well adapted for the purposes for which the same
mine cars, one of the doors 8 is opened and a
is intended.
pp. ca transversely curved baffle or partition I3 is placed
Other objects and advantages reside in the de
in the pan with one end bent longitudinally to
tails of construction and operation as more fully
form a ?ange l4 extending outwardly at the out
hereinafter described and claimed, reference be
side of the pan at the rear edge of the opening 1,
ing had to the accompanying drawings forming
part hereof, wherein like numerals refer to like 1 as shown in Figure 1 of the drawings, and the
other end of the partition or ba?'le l3 has its upper
parts throughout, and in which:
edge bent downwardly to form a channel-shaped
Figure 1 is a fragmentary top plan view of a
?ange I 5 adapted for engaging the ?ange 6 at
loading panshowing the waste removal attach
the opposite side of the pan.
ment in position thereon.
A screw or pin I6 is threaded through the
Figure 2 is a, side elevational View.
flange l5 and through an aligned opening in the
?ange 6 for securing the adjacent end of the v
the invention the same is susceptible to certain
changes fully comprehended by the spirit of the
ba?ie or partition l3 against movement in the
invention as herein described and the scope of
pan when subjected to the force or pressure of
the appended claims.
the material travelling along the pan in the
I claim:
direction shown by the arrows in Figure 1 of the (Fl
1. A loading pan of the class described having
drawings and striking the partition to de?ect
‘an opening in-a side thereof, a; door adapted for
the material outwardly through the opening 1 in
closing the opening, a ba?ie extending trans
the side of the pan.
versely in the pan and curved in a forward direc
A chain IT connects the pin or screw it to
the‘ partition £3 to prevent loss thereof. The 10 tion, a ?ange at one end of the ba?ie adapted
for engaging the outer side of the pan at the
baffle or partition i3 is curved forwardly from
rear edge of the opening to prevent longitudinal
the rear edge of the opening ‘i to guide the mate
and lateral movement of the baffle in one direc
rial toward the opening in the side of the pan
tion, and means at the other end of the baf?e
for discharge therefrom onto the ?oor of an
for attaching to the pan to prevent longitudinal
unused part of the mine.
and lateral movement of the baffle in an opposite
It will be apparent that either or both sides
; direction.
of the pan 5 may be provided with one of the
‘2. A loading pan of the class described having
openings ‘l and doors 8 and the baffle orqpartition
an opening in a side thereof, a door adapted for
I3 is interchangeably positioned at the rear edge
of either opening to discharge the waste material 20 closing the opening, a ba?ie extending transverse
ly in ‘the pan and ‘curved in a forward :direc
from either side of the pan.
tion, a ‘flange at one end of ‘the ‘baiiie'ladapted
In view of the foregoing description taken in
‘for engaging the outer side'o'f ‘the pan at‘the'rea'r
conjunction with the accompanying drawings it
edge of the opening, said pan ‘shaving outwardly
is believed that a clear understanding of the
construction, operation and advantages of the 25 projecting flanges at its‘upper-edge, and "a" chan
nel-shaped flange on the upper‘ed'ge oi the ‘ba'f?‘e
device will be quite apparent to those skilled in
at its other end and adapted. 'for ‘engaging ‘the
the art. A more detailed description is accord
at one side of the pan.
ingly deemed unnecessary. It is to be under
stood, however, that even though there is herein
shown and described a preferred embodiment of 30
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