close

Вход

Забыли?

вход по аккаунту

?

Патент USA US3093331

код для вставки
June 11, 1963
H. |_. CHRISTY
3,093,321
OUTDOOR FLUORESCENT LIGHT HOLDER
Filed June 16, 1961
INVEN TOR.
mm“ Ch»;
United States Patent 0 Mice
1
3,093,321
OUTDQOR FLUGRESCENT LIGHT HGLDER
Howard L. Christy, 4616 N. 12th St, l’hoenix, Ariz.
Filed June 16, 1961, Ser. No. 117,796
2 Claims. (Cl. 240-25)
3,093,321‘
Patented June 11, 1963
2
The case 2 is cylindrical and has sidewalls 5 covered
at each end. The circular cover ‘6 is ?tted into the
case bottom and circular cover 7 covers the top.
The
top and bottom have ?anges 8 at their edges which ?t
over the ends of the cylindrical body 5 of the case.
The bottom cover ‘6 is perforated with a number of
This invention concerns an outdoor ?uorescent light
holder of the type disclosed in my Patent No. 2,976,399
issued March 21, 1961.
One of the objects of this invention is to hold a group 10
ventilating holes 10, as shown, for example, in vFIGURE
of ?uorescent lights in any direction desired.
*Other objects will appear hereinafter.
I attain the foregoing objects by means of the devices,
parts and combinations of parts shown in the accompany
ventilating opening 12.
The supporting :ba?ie plates 32 extend beyond the flat
6. In addition to the ventilating holes, bottom cover 6
is provided with a central hole to receive the tubular
central support 4. The bottom cover 6 is further pro
vided with an opening 14 for the electric line wires 15.
of ?uorescent lights in a manner so that they may be
The top 7 cover is provided with a hole 16 for the
attached to a pole or other outdoor support and held
central tubular support 19 and with holes 20 to receive
vertically, or at an angle so that the light produced will
the sockets 21 which hold the bottom ends ‘for the
be distributed over a large area.
Another object is to provide a holder for a group of 15 ?uorescent lighting tubes 22. The top case 3 has a
bottom cover 24 which is perforated to receive the hold
?uorescent lights so that they will be held in parallel
ing sockets 25 at the tops of the ?uorescent lighting
spaced relation and their light distributed over a wide
tubes 22 and a number of ventilating holes 23. The
area for outdoor illumination; said holder being provided
top cover 27 ‘of the top case 3 is impertorate and weather
with a base which includes the necessary ballasts for the
proof. The sides 25 of the top case 3 are joined to the
lights and is ventilated so that the ballasts are adequately
top cover 27, as well as the bottom closure 24 in any
cooled by natural air circulation and convection.
convenient weather proof manner. The holes for the
Still another ‘object is to provide a holder for ?uores—
top sockets 25 are disposed so as to‘ be in register with
cent tubular lights which may be easily attached to a
the mating holes of tube sockets donned in the top 7
pole or other outdoor support and which has a base con
of the bottom case 2.
taining ballast ‘for the lights which is constructed to have
Within the bottom case body 5 there are the necessary
natural air convection and circulation to keep the ballast
electrical elements 34} to which the lamps 22 are con?
cool and within safe operating temperature even though
nected. Elements 30 include ballast windings. Ballast
the case wherein it is contained is tipped at an angle
windings are disposed within cases 31 according to the
from the vertical, said angle being so great as to approach
usual practice and only the cases are shown in the pres
the horizontal.
ent drawing. This is for the reason that the structure
Still another object is to provide a holder having a
of the core and windings of the standard ballast units‘
cylindrical base and top and means in said base ttor
are well known tov the art.
attachment to a pole so that the device may be used
The cases 31, containing the ballast windings are at
outdoors and said top being water proof and said base
tached to the central ?at area 29 of radiating and sup
provided with means to keep the water from entering the
porting plates 32. These plates are, in turn, secured to
interior where the ballast units are supported.
the central tubular columns 4 and 19 by channel brackets
Still another object is to provide a ?uorescent holder,
33. These channel brackets are attached to separate
as above described, which is adapted to receive and
hold a re?ective shield to direct the light from the bank 40 tubes 4 and 19 in spaced relation. This provides a
central area 29 where the ballast units are attached ‘and
are bent at an angle to extend outward, substantially
radially, and act as radiating ?ns. These are marked
ing drawings, in which
4:5 35 and 35' on the left and right side, respectively, of
FIGURE 1 is an elevational view of a ?uorescent light
the ballast units 3%)". These ?ns also act as air directive
holder embodying my improvements;
surfaces. The ba?'le plates 32 are preferably each made
FIGURE 2 is a side view thereof showing the holder
[of one piece of sheet aluminum which has the central
at an angle which the construction herein concerned
area 29 as a base for the cases 31 of the ballast units
makes possible;
50 3i} while ?ns 35 and 35’ on each side of area 29, extend
FIGURE 3 is an example of a mounting of the ?uores—
outward and into the area 36 which is within the case
cent lights and holder showing a mounting which ap
body 5 and through which air is circulated by reason
proaches the horizontal and which is workable when
of the perforations in the case bottom 6. This air enters
used with the construction herein disclosed;
FIGURE 4- is a sectional elevational view of the case 55 opening 12 and ascends through tube .19 into top case
3 and thence outward through holes 23 in the bottom
and tube holder which is at the bottom of the tube holder
closure cover of top case 3.
structure, said section being taken on line 4—4 of FIG
Heretofore, ballast units have been mounted in areas
URE 6, and drawn on an enlarged scale;
positioned in dead air spaces within the mounting boxes
FIGURE 5 is a horizontal section of the supporting
of the ?uorescent lamps. When so constructed heat
case of the ?uorescent light holder, taken on line 5-5
could only be dissipated from the ballast units by radia
of FIGURE 4, and drawn on an enlarged scale;
tion. With my structure, as above explained, heat is
FIGURE 6 is a plan view vof the bottom of the
removed from the ballast units 30 not ‘only by radiation
?uorescent light holding case, as shown in FIGURE 4;
but by contact with air circulating over the surfaces of
FIGURE 7 is a sectional view of the light holder
taken substantially on line 7—7 of FIGURE 1; and
65 ballast units 30, the ?ns 35 and 35'. This structure
FIGURE 8 is a plan view of the bottom face of the
will dispel and carry \oif heat generated when the cases
and lamps are either in a vertical position, as shown in
top case.
Similar numerals refer to similar parts in the several
FIGURE 1, ‘or in a semi-horizontal position, as shown
views.
in FIGURE 3. The surface area of ‘fins 35 and 35'
The holder consists ‘generally of a bottom case 2, a 70 is made su?icient to carry o? the heat generated. The
top case 3 and a tubular support 4 which connects the
substance ‘of these ?ns and base 29 is made of highly
two cases and forms a means for attaching the holder
to a supporting pole or other object.
heat conductive metal and, therefore, any heat passing
3,093,321
3
through the cases of the ballast units will be carried
by conduction from area 29 to the area of the ?ns.
While I have ‘described and numbered only one ballast
unit, such as 30, it is to be understood that ballast units
30a and 30b are the same and the base and ?ns on
which they are supported are the same. Any number
of ballast units desired may be used in the case 1body 5
so long as they are not so crowded as to prevent free
circulation of air over the ?n surfaces.
It is to be un—
derstood that if desired the ?n surfaces may be made
double, having two layers, so that their radiating area
and capacity will be increased.
The supporting tube marked 4 at the bottom and 19
at the top is separated within the case 5 and held in
A
porting plates having ?at central areas to receive and
support ballast cases, centrally attached vertically to each
of said channel brackets respectively, and having radiat
ing ballle plates on each side of said central area extend
ing angularly outward from said central areas, attached
to said channel brackets, and ballast units attached to
said supporting plates and operatively connected to said
lighting units; the bottom closure of saidrlower case
and the bottom closure of said upper case being per
forated with a plurality of ventilating holes so that air will
circulate through said bottom case upward through said
tubular support and outward through the bottom closure
of said top case.
2. An outdoor ?uorescent light holder comprising a
place by the channel brackets 33 so as to provide a 15 cylindrical lower case, a cylindrical upper case, each
substantially continuous supporting tube. The separa
case having circular top closures and bottom closures,
tion of the ends 33:: and 33b provides an opening 34
a tubular supporting pipe extending axially through said
through which air from case 5 can enter. After enter
cases providing means for support, tubular ?uorescent
ing the space 34 the air ascends through the tubular por
lighting sockets operatively supported in the adjacent end
tion 19 which acts as a chimney and enters the top case 20 closures of said lower and upper cases, ?uorescent light
3. From top case 3 the air exits through the various
ventilation openings 23 in the bottom closure ‘or cover of
case 3. Due to this structure air passes over the cooling
ing elements having their ends held in said sockets and
extending between said cases; said tubular supporting pipe
having a cross separation to provide a vent opening with
?ns 3S and 35’ of baffle plates 32 in sufficient volume
in the lower case, a plurality of channel brackets dis
to cool them and carry oil the heat from the ballast 25 posed around the cross separation of the tubular support
units. Even though the holder may be tilted to a degree
ing pipe within said lower case, the end portions of said
approaching the horizontal, as shown in FIGURE 3, there
channel brackets being attached to the respective ad
is still enough convection of air to cool the ballast and
jacent ends of said pipe on each side of the separation,
other parts of the unit and, therefore, the unit is prac
radiating battle plates having ?at central areas attached
tical for all outdoor purposes Whether mounted vertically, 30 to said channel brackets, ballast units attached to the
as shown in FIGURE 1, or at an angle, as shown in
central areas of said ba?le plates, and operatively con
FIGURES 2 and 3.
nected to said lighting units; the bottom closure of said
I claim:
lower case and the bottom closure of said upper case
1. An outdoor ?uorescent light holder comprising a
being perforated with a plurality of ventilating ‘holes so
lower case, an upper case, each case having top closures 35 that air will circulate through said bottom case upward
and bottom closures, a tubular support extending through
through said tubular support and outward through the
and connecting said cases and providing means for sup
bottom closure of said top case.
port, tubular ?uorescent lighting elements having their
respective ends operatively supported in the adjacent end
closures of said lower and upper cases respectively; said 40
tubular support having two parts longitudinally separated
within said lower case, a plurality of channel brackets
disposed around the adjacent ends of said tubular sup~
port parts within said lower case holding said tube parts
in spaced and axially aligned relation, radiating and sup 45
References Cited in the ?le of this patent
UNITED STATES PATENTS
2,511,440
2,641,687
2,886,699
2,976,399
Long _______________ __ June 13,
Akely _______________ __ June 9,
Harling ______________ __ May 12,
Christy _____________ __ Mar. 21,
1950
1953
1959
1961
Документ
Категория
Без категории
Просмотров
0
Размер файла
373 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа