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Патент USA US2410365

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0d. 29, 1946.
H_ J, SAUER'
2,410,355
DIRIGIBLE SEARCHLIGHT
Filed Feb‘. 21, 1944
IVENTOR
HQIRY LI. .EIAUE'R
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ATTORNEY
Patented Oct. 29, 1946
2,410,365
UNITED STATES . PATENT " OFFICE,
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2,410,365.“
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DIRIGIBLE SEARCHLIGHT'
Henry J. Sauer, Fair?eld, Conn, assignor to The Kilbormsauer Company, Eair?elcl,v Conn” a .
corporation of Connecticut
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Application February 21, 1944, Serial ,No. 523,20;
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2 CIaimS
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(Cl. 240?-6,L'13) .
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vThe present invention relates to a dirigible
Y their upper ends to the plate l5 and engaged ‘in
Searchlight; particularly of the type for marine
holes I‘! in the roof, being provided at their lower
ends with nutsv Iii-engaged with the inner side of
use adapted to be mounted upon the roof of a
boat cabin for directional and angular control
from within the cabin. An object of the inven
tion is to provide a Searchlight structure wherein
the directional and angular control may be car
ried out by means of a single operating handle,
and wherein axially slidable shafts and pivoted
connection links such as heretofore employed 10
the roof.
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able sleeve" I9 projecting at its lower end below
the lower end of the sleeve l2 and provided at its
upper end with alaterally extending ?ange 2i!v
of circular outline having rotatable bearing upon
the upper flat end of the mounting base l3. - .Upon
in certain structures of this type are dispensed ..
this flange 29 there is. secured a gear housing
with, to the end that the
from parts that are apt
which are subject to rapid
exposure to ‘weather, salt
member 2!, having vertical parallel side walls
teriorating in?uences.
structure'will be free
to become loose and
deterioration through
spray, and other de 15
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Within the sleeve 12 there is engaged at rotat
and a circumferentially curved upper wall, and
provided at its base with an outwardly extend
ing ?ange 22 rigidly secured to the ?ange 2:0 by
screws 23.
' A tubular shaft 24 is rotatably engaged within
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A .further object is to provide a Searchlight
structure wherein all of the movable operating
parts are effectually enclosed against the en
the rotatable sleeve 19 and projects at its lower
end below the sleeve l9 and at its upper end
trance of water.
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20 above the ?ange ZELbeing provided upon its up
' With the aboveand other objects in view, em
per end within the gear‘housing‘ 21 with abevel
bodiments of the invention are shown in the
gear. 25 rigidly secured thereto‘ by means of a
accompanying drawing, and these embodiments
will be hereinafter more fully described. with
reference thereto, and the invention will be ?nal
ly pointed out in the claims.‘
.In the drawing‘:
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vvThe vertical side Walls of-the housing member
25 2! are respectively provided with bearing holes
2'! ‘and 28, disposed within outwardly offset cir
cular bearing bosses‘ 29 and 30, and engagedby
a
.Fig. 1 is a side elevation of a ldirigible search
light, according to one illustrated exemplary em
a shaft 3| having a reduced portion 32 at one end
engaged through-an aperturetii in one side leg
bodimentof the invention.
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30 of a-lamp supporting yoke member 34, and pro
Fig. 2 is a vertical sectional view taken along
vided at itsvother end with a threaded portion
the line 2+2 of Fig. 1.
tieng'ag'ed through a hole'36 in-the other side
Fig. ‘3 is a bottom plan view.
leg of the yoke member. The reduced end por
Fig. 4 is a fragmentary front elevation .of the
lower end portion.
Fig. 5 is a side elevation of a modi?ed tor-m of
directional and angular control means.
Similar reference characters indicate corre
sponding parts .throughout the several ?gures of
the drawing.
35
tion 32 is engaged in a collar 37 rigidly secured
to the outer vside of the yoke member by- brazing
or the like, and rigidly secured to the shaft by
means of a taper pin _-38. The threadedend
35 of the shaft is engaged by a spring lock washer
39 and a retaining nut d9, so that the shaft is
thus rigidly connected to the yoke member and
Referring .to the drawing the boat cabin roof
has rotational bearing in the housing member 2|.
[0, or the like, is provided with a" vertical pas‘
The lamp 4| is secured to the upper arcuately
sage H in which isengaged a ?xed cylindrical
formed side of the yoke member by rivets 42.
sleeve i2 projecting above and below the roof and
Upon the shaft 3! there is ‘secured ‘a bevel gear
rigidly connected at its upwardly projecting por-v 45 as meshing ‘with the bevel gear 25 vor the shaft
tion to a mounting base ,13 of substantially bell
24, so-that through-rotation of‘ the shaft 24 the
shape, provided in its ?at uppersurface with a'
shaft 3! is rotated to impart tilting movement to
central aperture 14 in which the upper end of
the ‘lamp. Directional moyernent is imparted to
the sleeve 12 is rigidly secured .as by brazing, or
the lamp by rotating the sleeve“) which causes
the like, and provided in its loweropen end’ with 50 the housing member ‘21 , andthe yoke carried
a centrally apertured :bracing ?ller plate l5 rig
thereby to be rotated about a vertical axis. ’
idly secured at its inner and outer peripheries re
:Upon the lower projecting end ‘of the sleeve 19
spectively to the sleeve l2 and to the support I3,
there is provided a ?ange collar .?ise'cured there
as by brazing or the like. The mounting base I3
to‘ by means of a set screw-A5, andprovided' in.
is secured to the roof II] by bolts l6 secured at 55 the under surface of its ?ange with a series of
2,410,365
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radial teeth 46. Upon the lower projecting end
Having thus described my invention, what I
of the shaft 24 there is provided a collar 41,
secured thereto by means of a set screw 48, and
and provided; atfits“ other side‘ and in'its upper
claim and desire to secure by Letters Patent is:
1. In a dirigible search-light, a mounting ele
ment adapted to be ?xed to a supporting struc
ture, a rotatable vertical sleeve member having
bearing in said mounting element, a gear housing
member secured to the upper end of said. sleeve
'surface‘with a tooth 52 engageable with the
- member and rotatable therewith, and having a
teeth 46 of the ?ange collar 44, being normally
maintained in interlocking engagement with the
conductor wire slot in its upper side in vertical
line with the vertical axis of rotation of said
teeth 46 by the Weight of the handle. 1
sleeve and housing and extending forwardly and
having pivotally mounted thereon by means of
trunnion pins 49 a yoke member 50, provided
‘with an extension handle portion 5| at one side,
In the normal tooth-engaged position turning
rearwardly of said axis, a rotatable vertical
of the handle 5| causes the sleeve I9 and theshaft
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tubular shaft engaged in said rotatable sleeve
member, 'a- b'evel gear secured to the upper end
'of' said shaft within said housing member, a
horizontal shaft journaled in said housing mem
ber, a bevel gear secured to said horizontal shaft
and meshing with said ?rst mentioned bevel gear,
a lamp supporting yoke member having side legs
20 disposed at each side of ‘said housing member
andrigidly connected to the ends of said hori-;
24 to move as a unit, thusdirectionally turning , g
the lamp about a vertical axis, there being no
relative tilting movement of the lamp‘during this
operation. In order to tilt the lamp’r'the arm
5| is swung upwardly to disengage the tooth'52
from the ?ange 44, as shown by the dot-and
dashlines inzFigé 1,‘ and thereupon turningrof
the: handle causes the shaft 24 to turn within
thehsleeve i9, and through the bevel gears 25
and 43 tilting movement is imparted to the lamp.
Itv will be obvious'that this, operation may be
zontal shaft, and having a conductor wire open
ing in the upper side in the same verticalplane
with said slot in register therewith and adapted
through swinging movement ofsaid yoke member
out moving the hand from the handle, it being
to traverse said slot, a lamp connected to said
only necessary to raise the handle slightly to
yoke member, a conductor wire extending from
render.’ the‘ handle operative to, tilt the lamp to
said lamp through said conductor wire opening
thedesir'ed anglaand thereupon to lower the » and slot to said housing and from said housing
handle to interlock its tooth 52 with the ?ange 30 through said vertical tubular shaft, and actu
“to impart the desired. directional rotation to
atingmeans for said vertical sleeve and Vertical
conveniently carried out with one hand and with
therlamp.
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The electrical conductor wire 53 extends from
the lamp through an aperture 54 in the yoke
shaft connected. to said shaft to: rotate it in
dependently and connectable to said sleeve to
rotate said sleeve and shaft as a unit.
member 34 and through a slot 55 in the upper 35
2. In a dirigible search-light, a mounting ele
circumferential side of the closure member 2!,
ment adapted to be ?xed to a supporting struc
and thence around the, shaft .3! and downwardly
ture, a rotatable vertical sleeve'member having
through the passage of the tubular shaft 24, being
bearing in said mounting element, a gear hous
extended from the lower end of the shaft to any
ing member secured to the upper end ‘of said
desired point within the cabin. To the under 40 sleeve member and rotatable therewith, and
side of the upper arcuate portion of the yoke
having an arcuate upper wall having a conductor
member there is secured, by brazing or the like, a
wire slot therein in vertical line with the vertical
closure shoe 55 having a lower face concentric
axis of rotation of said sleeve and housing and
to the upper circumferential surface of, the closure
extending forwardly and rearwardly of said
memberil so that it rides thereon over the slot
54during tilting movement of the lamp, the ex
tent ofthe shoe being such as-to maintain the
slot closed in any position of tilting of the lamp.
In this manner water, is. prevented from enter
ing; the housing member and the lamp casing.
axis, a rotatable vertical‘ shaft engaged in said
rotatable sleeve member, a bevel gear secured to
the upper end of said shaft within said housing
member, a horizontal shaft journaled in said
housing member having itsaxiscoinciding with
In
511 have illustrated a modi?ed form
of control means consisting of a ?ange member
they axis of said arcuate upper wall, a bevel gear
secured to said horizontal. shaft‘ and meshing
with said ?rst mentioned bevel gear, a lamp sup
44“ secured to the lower end of the sleeve I9
and vhaving a plain under surface, and wherein
porting yoke member having side legs disposed
at each side of said housing member and rigidly
connected-to the ends of said horizontal shaft,
a closure shoe carried by said yoke member and
slidably engaged with said slotted arcuate upper
wall of said housing member and having a con
operation downward pressure‘upon the handle
ductor wire opening therethrough in the same
causes the cam portions to wedgingly engage the 60 vertical plane with said slot in register therewith
?ange member 445 so that the tubular shaft 24
and adapted through swinging movement of said
and the sleeve 19 are rotated as a unit, while rel
yoke member to traverse said slot, a lamp con
ative rotational movement is imparted to the
nected to said yoke member, a1 conductor wire
tubular shaft by disengaging the cam portions
extending, from said lamp through said con
from the flange 448 as the handle 5! is turned. 65 ductor wire opening and slot to said housing and
the actuating handle ‘5| is providedwith a yoke
end 50% pivotally mounted upon the collar 41 and
provided at each side with wedging cam portions
51 disposed beneath the ?ange member 44*. In
This disengaging operation is accomplished either
by swinging the handle 5| to; a relatively raised
position. andturning it, or by turning it Without
from said housing through said vertical tubular
shaft, and actuating means for said vertical
sleeve; and vertical tubular shaft connected to
said shaft to rotate it independently and con
I have illustrated and described preferred and 70 nectable to said sleeve to rotate said sleeve and
exerting downward pressure’thereon.
satisfactory embodiments of the invention, but
it ‘will be understood that changesrmay be made
therein, within the spirit and scope thereof,’ as‘
de?nedin the appended claims.‘ "j
shaft as a unit.
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HENRY J. ‘SAUER.
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