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Патент USA US3022081

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Feb. 20, 1962
Filed Aug. 13. 1959
2 Sheets-Sheet 1
Feb. 20, 1962
Filed Aug. 13. 1959
2 Sheets-Sheet 2
£3.11 ;
gap)“. Cga
United States Patent 0
Patented Feb. 20, 1962
Carl E. Malone, 2281 SW. 33rd Way, and James W.
Dickey, Jr., 11 SW. 16th St, both of Fort Lauderdale,
ingly mounted springs 15 are connected at 16 to the rear
faces of the pedal and at a point adjacent the heels
thereof. The other ends of said springs are connected by
their hook-like portions 17 and pins 18 with short links
19. These short links are pivotally connected at 20 to
intermediate portions of relatively long links 21. The
Filed Aug. 13, 1959, Ser. No. 833,540
7 Claims. (Cl. 272-—57)
lower ends of the links 21 are pivotally connected at 22
to ?xed bearings 23 upon the plate 6. The upper ends of
the links 21 are pivotally connected at 25 to links 26.
This invention relates to exercisers and more partic
ularly to persons who are unable to walk, being con?ned 10 These links 26 extend toward the rear faces of the pedals
and their ends 27 adjacent said pedals are arranged to
to bed either by illness or following an operation. At
such time patients are particularly subject to thrombo
phlebitis resulting from inactivity in bed. The instrument
slide vertically in the slot provided between the pairs
of rearwardly extending plates 28. Pins 29 extend trans
versely of the links 26 and these pins project far enough
of this invention will allow a prescribed amount of exer
cise to be carried out by the supervision of nurses or 15 beyond the side faces of the links 26 to engage in slots
3% an 31 of the plates 28. Thus, the links 26 may be
attendants at regular intervals and in an exactly con
shifted from the full line position to the dotted line posi
trolled manner. The instrument can be used when the
tion in FlGURE 1 and when in the full line position, more
patient is lying in bed or sitting in a chair. It has the
tension is imposed upon the spring 15 by a rearward
advantage that it can be regulated for very feeble per
sons capable of only limited movement or it can be used 20 thrust against the upper portions $a of the pedals than
is the case when these‘links have been shifted to the
for the very active who are capable of strong movements.
dotted line positions shown in FIGURE 1, thus, each
pedal may have imposed thereon varying degrees of
tension. When the upper portions of the pedals are
This exerciser is designed primarily to promote circu 25 moved toward the right in FIGURE 1, the movement
toward the right of the links 21 exerts a pull toward the
lation of blood and lymph through the entire lower por
left upon said springs. Consequently, it may truly __be
tion of the body including the legs and internal organs.
said that these springs are ?oatingly mounted and that
It has been shown that active motion of the legs increases
It requires no skill for its supervision or operation and
can be put in position in a matter of minutes by untrained
the ?ow of lymph through the liver by 80% or more, 30 they are capable of imposing greater or less resistance to
the swinging movement of the pedals according to the
that lymph ?ow in the legs is increased from G to a nor
setting of the links 26. The plate 6 carries an upstanding
mal amount and that the ?ow of blood is increased out
bracket 33, which bracket has secured to its left hand
of the legs by increasing the pressure up to 80 cm. of
face in FEGURE 1, a conventional counter mechanism
The vein in the calf of the leg is sur
rounded by muscles and when the muscles are used to 35 34. The operating shaft 35 of this counter is actuated by
a crank 35. The crank arm 36 is actuated by a link 37,
activate the foot in either walking or using this exerciser,
said link 37 being pivoted at 38 through one of the
blood is pumped from this segment of vein up toward the
plates 12 which projects rearwardly from the pedal 9.
heart by venous valves. The above is the background of
This same crank arm is actuated from the other pedal
the physiological action of this instrument.
The construction of the device of the invention and the 40 9, through the link 39, crank arm 40, small counter shaft
41, crank arm 42 and link 43 thus, the movement of either
manner through which the desired results are secured will
pedal is registered upon the counter. The counter is
be best understood by reference to the accompanying
provided with a reset button 44 by which it may be set
drawings wherein,
back to zero after a determined period of operation of
FIGURE 1 is a side view of the device of the invention,
the apparatus. This capacity of the counter to be oper
parts broken away,
Water or more.
ated by either pedals independently of the other, is
FIGURE 2 is a rear elevation thereof,
achieved by the provision of a slot and pin connection 45
FIGURE 3 is a plan view and,
between the link 37 and the crank 36.
FIGURE 4 is a front elevation.
It is possible to use the structure so far recited as a
Like numerals designate corresponding parts in all the
?gures of the drawings. As this description proceeds, it 50 ?oor stand for persons having poor ambulatory capacity
and who are seated in chairs however, we also contem
will be seen that this device comprises a pair of pedals
plate the use of the device by patients who are con?ned
each capable of movement independent of the other and
to the bed and for that purpose, the device may be made
each capable of having a varying degree of tension ap
plied thereto. The purpose of this is to render it possible
for one extremity of the body such as a foot and leg to
be exercised to a degree independent of the other and in
accordance with the instructions of the physician.
will also be seen that the device embodies a counter upon
which may be registered the number of operations of
each pedal so that the doctor or nurse may be kept ap
prised of the extent to which the patient is receiving the
to include an uustanding wall 46 which carries conven
tional clamps 47 by which the structure may be supported
upon the foot board of a bed with the pedals facing away
from the foot board and consequently toward a patient
lying in the bed. Since many ways will readily suggest
themselves to those skilled in the vart of providing an
60 exerciser of this general character, the upstanding wall
46 may be connected to the base 5 through the medium
degree of exercise that has been prescribed by the phy
of a slotted bracket 48 and set screw 49. This arrange
sician. Referring now to the drawings, 5 designates a
base which may be of wood or other suitable material.
ment renders it possible to vertically adjust the exerciser
with respect to the foot board of the bed so that the exer
A bearing plate comprises a horizontal bottom portion 65 ciser may be permitted to slide down to a position where
that is secured to the base 5 and upstanding end portions
it will be in relatively close alignment with the mattress
6. A shaft '7 is ?xedly supported in said upstanding end
of the bed. This brings the pedals to the position where
portion. A pair of pedals 8 and 9 are mounted for rock
the patient may press upon them with his feet While the
ing or tilting movement upon the shaft 7 through the
medium of plates 12 which project rearwardly and are 70 body is in a normal and unstrained position.
It is to be understood that the invention is not limited
affixed to said pedals. A pedal stop 13 limits the inward
the precise construction set forth, but that it includes
movement of the heel portions 14 of the pedals. Float
within. itspurview, whatever changes verily come within
a pair of spaced members projecting from its rear face
either the terms or the spirit of the appended claims.
and in such close relation as to leave substantially a guide
slot between them, notches‘formed in the rearv edges of
the members at the upper and lower portions thereof,
means for limiting inward‘ swinging movement of the
lower portions of the pedals, springs connected at one
end to the lower portions of the pedals. and that tend to
move the lower portions of the pedals toward, their. limit-.
1. An exercising device of the character described com
' prising a base, a pair of upstanding end plates carried by
'the base, a horizontal-shaft supported by the end plates,
a’ pair of pedals disposed side, by side, eachpedal being
mounted for pivotal movement'about said'shaft, each of
said; pedals comprising a‘ relatively ?at elongated up
ing, means, elongated links pivotally connected. at. their
standing face portion-and a» lower forwardly projecting 10 lower ends to said base and at an intermediate portion in
heel portion, means for limiting inward movement of
their height to. the other ends of saidsprings,_additional
the heel portionsof the pedals, ?oatingly mounted springs
links pivotally connected to the upper. ends of the elon
one endof which are connected with the‘ heel portion’ of
gated links which project toward the rear faces of the
its- companion pedal and tending'to draw said pedal to
pedals and into said guide slots, transverse pins carried
' ward its limiting means, connections between said springs
by the forward ends of the last named links which project
and the rear portions of the pedals at points materially
eyond said links far enough to engage inthe notches at
above the pivot points of said pedals, said connections
the upper and lower portions of the-slots transversely.
comprising elongated links, the lower'ends of which are
5. A structure as recited in claim 4 in combination with
pivotally connected to said base and‘the intermediate por
a counter mechanism and means for’ independently actu
tions of which are connected to the upper ends of said 20 ating a counter mechanism by each of the pedals;
springs and additional links pivotally connected to the
6. A structure as recited'in claim 4 in combination with
upper'ends of the last named links and projecting toward
means adapted to support the structure upon the foot
the ‘rear faces of said‘ pedals and‘ members‘ carried by
the rear faces of the'pedals with which the forward ends
of the‘ saidv additional links» engage to thrust the upper
board of a bed.
portions of the pedals forwardly.
2. A structure‘ as recited in claim’ 1' wherein the‘ last
named additional links‘ are" constructed to engagev said
7.‘ A structure as‘recited in claim 5 in combination with
means adapted to support the structure upon the foot
board of a’ bed, said supporting means being constructed
to permit the vertical shifting movement of the whole
structure with respectto a" foot board upon which it is
members‘ at a plurality of ‘points in their height whereby
to exerta varying degree of tensioned'resistance to the 30
rear movement of the upper portions of the pedals.
3. A structure asrecited in claim 1 in combinationrwith
means for'supporting said structure upon the foot board
of a bed with the front faces of‘ the pedals'facing away
from said foot board.
4. A device of the character described, a supporting
ReferencesQited in theme of this patent.
Thompson ________ _;..__ Sept. 23, 1924
Glamos _____________ __,Mar. 22, 1938.
plate comprising a horizontal bottom portion and up
Catlin ______________ __v_ May 1, 1945
Souza _______________ .. Apr. 9, 1946
standing end portions; a substantially horizontal shaft car
Magida ______________ _.._ July 14, 1953 _
ried- by said upstanding end" portions, a pair of pivoted
pedals mounted in side- by side‘ relation upon said shaft 40
through the medium of‘ rearwardly extending’ plates
through which said shaft passes, each of said pedals having
Germany ____________ __ Oct.26, 1910
Great Britain .._.._,_ __________ __ 1902
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