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Патент USA US2408307

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Sept- 24, 1945-
Filed April 29, 1944
‘If/6' 2
W71 M
Patented Sept. 24,’ 1946 '
' ‘
Algernon F._- Flournoy, Shreveport, La.
Application April 29, 1944, Serial No. 533,368 '
v5 Claims. (01. 43-47)
My invention relates to .aerators and more
included in Figure 2.
Referring to Figure 1, C designates a con
especially to a combination aerator and dip net
for use in ?shing with live bait.
tainer'which is partially ?lled with water W in '
. An object of my invention is to provide an
aerator for keeping minnows alive in a; minnow
bucket. or other container while in transit to the
?shing location and during the time of ?shing.
xAnotherxobject‘ of my invention is to'provide
an aerator fashionedin the. shape of a smalldip
net frametandprovided with a net adapting it to 10
be used as adip net as well as an aerator.
willdie ina minnow .buck'etin a very short time
a if thewater in which the minnows are swimming 15
about by the fact that the minnows breathe up
all of the oxygen in the water.
It often occurs
that a ?sherman will buy abucket' of live‘ min
nows and will lose all or most of the minnows
within about an hour’s time when traveling to
which minnows 'M are shown swimming. My
minnow aerator incorporates a tubular handle ‘I
whichis formed into an S bend 2 by means-of
which my minnow aerator can be hung onthe
vertical side wall of the container C. The lower
end of the tubular handle ‘I is formed into a ring
3 providedvwith perforations? 4, the function of
which will be explained later. The ring 3~serves
as a dip net frame for'the mesh 5. My device
It is the common experience of those who fish
with {live bait, minnows; to note that minnows
is not changed frequently. orlfresh oxygen is
otherwise supplied to the minnows. This comes
cross-section of portions of the valve structure
thus far described constitutessa-practical dip net ‘
for dipping up minnows.
A v
The bulb '6 attached to the upper end of the
tubular handle I functions as a convenient han
dle in the use of my minnowaerator as a‘ dip
net. The ring 3 is formed in a plane extending
substantially perpendicularto the tubular han;
dle.~- This feature ‘of arrangement of the rings
permits the ring 3 to be placed ?at on the bot
tom of the container C when desired. This fea
ture of arrangement is‘ a decided improvement
Fishermen also know that a change of water
over prior artr'dip nets of this kind where the‘
will often stun the minnows to such an extent
’ mesh sustaining loops lie in the same plane as
that they make very poor bait. This is especially
the handle of such dip nets for my dip net'may
true ‘where the water environment of the min
be pulled vertically upward with a minimum dis
nows was ?rst‘ cold water and later warm water,_
turbance of the water to trapv unsuspecting {min
say that of the ?shing stream or lake. 7 "
noWs. In using the prior art type dip-net, min
While it is desirable to keep the minnows over 30 nows must be chased before they can be caught
the side of a ‘boat in say the screened inner re
much asa butter?y is chased. In chasing the
ceptacle-of a-minnow'bucket, there are disad
minnows about-in the minnow bucket with. the
vantages in such a practice. Where this is done
prior artv type of dip net, the fisherman cannot
the minnow bucket has to be- frequently‘ lifted
help butstir-up'mud; trash, minnow scales and
into the boat to rebait-the hooks. Another ob
the like debris settled on the bottom of the min
jection to this practice is that the minnow bucket
now bucket to the detriment of the minnows.’
hung over the side of a boat interferes with the
While my _ above description of my minnow
maneuvering of the boat in brushy places which
aerator thus far is speci?cally directed to its ap
?shermen know are ideal ?shing places for many
plication as a novel dip net, it is to be understood
types of ?sh.
that my minnow aerator may be fashioned, also,
In my accompanying drawing I have illustrated
in the shape of prior art dip nets within the scope
a preferred type of minnow aerator that'em
of my invention.
bodies my invention and two other modi?cations
the ?shing ground.
In the preferred type of minnow aerator illus
of this aerator.
In the drawing:
45 trated in Figures 1 and 2 of my drawing, a hol
Figure 1 is a perspective view of the preferred
type of my minnow aerator shown in operating
Figure 2 is a fragmentary view of a portion of
the minnow aerator illustrated in Figure 1,
Figure 3 is a fragmentary view of a modi?ed
low rubber bulb 5 is provided with an outer check
valve 1 and an inner check valve 8, arranged to
operate to permit air to be drawn into the hollow
rubber bulb 6 during an expansion of the hollow
rubber bulb 6 through the outer check valve 1
' and to be expelled through the inner check valve
8 to thereafter emerge through the perforations
form of my minnow aerator,
4 of the ring 3 when the bulb 6 is compressed.
Figure 4 is afragmentary view of another mod
When the collapsed hollow rubber bulb 5 is al
i?ed form of my minnow aerator.
Figure 5 is an enlarged broken view in part 55 lowed to’ expand, to draw in air through the
outer check valve 1, the inner check valve 8 closes
to prevent water from being drawn up into the
bulb B.
The outer check valve 7 illustrated in Figure
l2, which tube I2 is otherwise a duplicate of the
above described tube I carrying the net 5 and
provided with perforations 4. The bulb I 0 is a
hollow rubber bulb provided with an opening into
5 includes a tubular valve body 111 which is pro 5 which the end of the tube 12 is forced to make
vided with a pair of inwardly directed prongs 1b
an air tight ?t. The air hole II is used as the
which are adapted to limit the opening move
entrance port for the air which is drawn in by
ment of its movable valve closing plunger 1c.
the expansion of the bulb It). When the air is
Since the prongs lb only partially close the inner
expelled through the tube l2 into the water W
opening of the tubular ‘valve body 1a air is per 10 the thumb T of the ?sherman-‘s hand is placed
mitted to pass through the valve 1 when the valve
over the air hole II to prevent air from escap
' closing plunger 10 is moved to the dotted line
open position. The tubular valve body 7a is pro
ing through it.
In the modi?ed form of minnow aerator par
vided with a cone shaped valve seat 1d with which
tially illustrated in Figure 4, the variation in
the cone shaped seat ‘!e of the plunger ‘1c is 15 structure resides in the bulb l5 which is pro
adapted to ?t in an air tight manner when the
vided with an air port It‘ in position to be closed
bulb 6 is compressed to deliver air through the
bya thumb Ttand the tube 1 1 extending from the
inner check valve 8. The inner check valve 8
bulb‘ 15. The tube I‘! may extend straight and
is provided with a tubular body portion 8a which
terminate in a net loop or it may be provided
is provided with a restricted opening 8b from 20 with an S bend such as the S bend 2 formed in
whichiarises its cone shaped valve’seat 8c. .Avalve
the tube 1 as seen in Figure 1. In this modi?ed
plunger 8d is loosely slidably mounted
form (of my invention the thumb T of the hand
body portion 8a. The valve plunger 80! is proserves as a valve for closing and opening the
vided with acone shaped valve seat ‘Be ground
air port [6 in the same manner as the thumb T
to make an airtight ?t with the valve seat 80. 25 functioned as a ‘valve for closing the air port H
When the compressed bulb 6 is allowed to expand
shown in the modi?ed form ‘of the invention
the, valve plunger 8d moves to closing position.
illustrated by Figure 3.
When the bulb 6 is compressed again the valve
Having thus ‘described my invention, I claim:
plunger 8d moves to the dotted line open posi
1.'A device “of class described comprising a
tion. The opening movement of the valve plung 30 minnow net supporting frame fashioned ‘out of
er 8d is limited by the stop spin 8]‘.
a perforated portion of a hollow tube, a handle
The reader should note that I- provide my ring
vmember extending from the frame consisting in
3 with many small perforations vll. I ‘do this pur
an extension of a non-perforated portion of said
posely to distribute the expelled air in a multi
tube, and a collapsible bulb ‘mounted on said han
plicity of ?ne bubbles to facilitate the absorp
dle member, said bulb ‘being adapted to expel air
tion of theair into the water W.
When a ?sherman uses my minnow aerator
through said minnow net supporting frame.
2. The device as claimed in claim '1, wherein
he simply hangs it on the side‘ of the container
said collapsible bulb is provided with a pair of
0 containing the water W and ‘minnows M, or
check valves adapted to regulate the admission
rests-the ring .3 on the bottom of the container 40
of air into said bulb ‘and regulate the expulsion
0. In bothvcases the bulb 5 will be extended in
of air from said bulb.
an upward convenient position to be squeezed.
3. The device as vclaimed inv claim 1, wherein
All that he has to do to keep his minnows alive
said handle member is provided with an :air hole
is to frequently squeeze the bulb 6. When the
positioned and adapted to be closed by a ?nger
?sherman actually begins ?shing he manipulates 45 of a hand holding said bulb.
my minnow aerator as a dip net in the manner
4. The device as claimed in claim 1, wherein
above described and during the entire period of
said bulb is provided with an air .hole positioned
?shing he may keep his minnows inside of his
and adapted to be closed by a ?nger of a hand
boat in ‘a convenient position and continue to
holding said bulb.
> ,
supply his minnows with air with my minnow 50 5. The device as claimed in claim 1, wherein
said .minnow net supporting frame is- fashioned
In the modi?ed form of minnow aerator par
in the form of a ring and is provided with a
tially illustrated in Figure 3, the variation in
series of spaced perforations extending length-v
structure resides in the bulb l0 and the air port
wise of the minnow net supporting frame.
I I, preferably formed in the hollow metal tube 55
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