US2674688A - Combination incandescent and fluorescent wall troffer lighting fixture - Google Patents

Description

April 6, 1954 A. H. FEDER COMBINATION INCANDESCENT AND FLUORESCENT WALL TROFFER LIGHTING FIXTURE Filed Oct. 3. 1949 5 Sheets-Sheet 1 IN VEN TOR. A br afiam 11 F'edefi BY l. lulii u AT TOHNEY FEDER NCANDESCENT AND FLUORESCENT April 6, 1954 A. H.

COMBINATION I WALL TROFFER LIGHTING FIXTURE 5 Sheets-Sheet 2 Filed Oct. 5. 1949 WQN. f Y Q w H m M e R fiww MF 0 HHHHH Wl T m V T WNW m A 5 A h mww b mm V A 5 Sheets-Sheet 4 ATTORNEY A. H. FEDER COMBINATION INCANDESCENT AND FLUORESCENT WALL TROFFER LIGHTING FIXTURE April 6, 1954 Filed 001;. 5, 1949 8w l l vl F l IF! |=|ILFI|=| FIN u \HUH I IH= EH I I IH L 3. I i F L T I UH I IHEr .EHIHMHII I April 6, 1954 A. H. FEDER 2,674,638

COMBINATION INCANDESCENT AND FLUORESCENT LIGHTING FIXTURE 5 Sheets-Sheet 5 WALL TROFFER Filed Oct. 3. 1949 v INVENTOR ATTORNEY Abraham H R der Patented Apr. 6, 1954 COMBINATION INCANDESCENT AND FLUO- RESCENT WALL TROFFER LIGHTING FIX- TURE Abraham H. Feder, New York, N. Y. Application October 3, 1949, Serial No. 119,378

Claims. 1

The present invention relates to a lighting arrangement and it particularly relates to illuminated lighting arrangements which may be positioned adjacent or against walls or other parts of rooms, buildings and so forth.

It is among the objects of the present invention to provide novel lighting fixtures in which fluorescent as well as incandescent lighting may be widely utilized to illuminate walls and give a desired high degree of effective illumination to showrooms, hotel lobbies, store windows, as well as in homes and oflices.

Another object is to provide a simple, inexpensive, decorativ lighting fixture which may be widely utilized in show-rooms, oliices, drafting rooms and other places where wall lighting is most desirably employed.

Still further objects and advantages will appear in the more detailed description set forth below, it being understood, however, that this more detailed description is given by way of illustration and explanation only and not by way of limitation, since various changes therein may be made by those skilled in the art without departing from the scope and spirit of the present invention.

With the foregoing and other objects in view, the invention consists of the novel construction, combination and arrangement of parts as hereinafter more specifically described, and illustrated in the accompanying drawings, wherein is shown an embodiment of the invention, but it is to be understood that changes, variations and modifications can be resorted to which fall within the scope of the claims hereunto appended.

In the drawings wherein like reference characters denote corresponding parts throughout the several views:

Fig. 1 is a front l ne of lighting fixture, according to the present invention.

Fig, 2 is a transverse vertical sectional view taken upon the line 2-2 of Fig. 1.

Fig. 3 is a transverse vertical sectional view taken upon the line 3-3 of Fig. 2.

Fig. 6 is a front plan view of a fluorescent light ing arrangement particularly designed to be suspended along a wallor over door recesses.

plan view of one portion of one w Fig. 4. 1s a front elevational view of an alterna- Fig. 7 is a transverse vertical sectional view upon the line 1'l of Fig. 6.

Fig. 8 is a transverse sectional view upon the line 8-8 of Fig. 7.

Fig. 9 is a front plan view of still another embodiment of a lighting arrangement.

Fig. 10 is a transverse vertical sectional view upon the line Ill-l ll of Fig. 9.

Fig. 11 is a transverse vertical sectional view of still another embodiment of wall lighting fixture.

Referring to Figs. 1 to 3, the light fixture A is designed to be placed upon the wall B and it carries a plurality of reflector lamps C as well as fluorescent lamps D and E.

As indicated, the casing or fixture A has a front wall It which may be opaque or translucent and a rearwardly inclined wall II, the lower end of which is upturned as indicated at I2 on Fig. 3.

The top of the wall Ill is turned over, as indicated at l3, and engages a hinge pin Hi. The hinge pin [4 is also engaged by the upper edge of the plate [5. The plate I5 is held by the rivets it upon the upper end I! of the bracket i 8. The bracket l8 has a forwardly offset vertical portion I9 carrying screws 20 which are mounted upon an iron strap reinforcement 2!. The reinforcement 2i is applied to the wall 22 of a box 23 having the overlapping top walls 24 and the overlapping bottom walls 25 held together by the screws 26 and 21. The rear wall 28 has openings 2Q enabling attachment to the wall B.

The bottom of the bracket [8 has a rearwardly ofiset vertical portion 30 with a horizontal forwardly extending flange 3|. The flange 3! carries the screw 32 which passes through the fiat portion 33 of the bracket 34. The bracket 34 is spot welded at 35 to the lower portion 3% of the wall H.

The wall 22 at intervals carries the sockets 37 for the fluorescent tubes D and E.

To carry the reflector lamps C, the angle sockets 38 are provided, having spun light shields 39 slotted at 5| to enable friction grip. Below the relatively flat bulbs of the reflector lamps C are positioned grille louvers 4| which consist of a series of longitudinal plates 42 filling the opening inside of the ring 43.

The ring 43 has a vertical flange 44 and a horizontal flange 45. The horizontal flange it rests on or is spot welded to the edge 46 of the cutout 41 in the base plate H. The vertical flange 44 is encircled by the nipple 52 of the shield 18, which has an upstanding portion 49 forming a cup-like enclosure around the bottom it of the reflector lamp C.

The angle socket 38 is mounted by the transverse extension 69 (see Fig. 1). The extension BI is held on the arm 6| by a nut 52. The arm 6i constitutes a bent extension of the element 63 of the bracket 84. The bracket 64 is held in place by the screws 65.

By the arrangement shown in Figs. 2 and 3, the fluorescent tubes D and .E together with the reflector lamps C give a desired illumination upon the wall in both upward and downward directions. The tubes D and E cast light upwardly while the reflectors 49 and bulbs C cast light upwardly and downwardly.

The arrangement is quite compact and decorative when viewed from below and is readily accessible for repair and replacement in respect to the tubes D and E as well as the bulbs C.

The arrangement is readily made of sheet metal and is readily mounted in position, particularly as shown in Figs. 1, 2 and '3.

By the arrangement shown in Figs. 4 and 5, there is shown a rear supporting structure F, tubes -G,-soekets and a shield structure J.

The arrangement shown in Figs. 4 and 5 is particularly adaptable to a wall troffer arrangement in which the "front member consists of an inwardly curved shield T5 with an intu-rned upper edge It and an inturned lower-edge TI. The lower edge spot welded to the flange 19 of the continuous angle iron "I9 which has a vertically upwardly directed flange -80.

The lower, interned portion "I1 also has an upturned element 81 carrying the edge 82 of the polished aluminum reflector 8-3. This reflector has an out-turned flange '56 which rests upon the interned flange 85 of the angle member 85. The angle member 8% "'is spot-welded, as indicated at ill, to the rear of the curved front section 15. The screw -or bolt element 31 and the cooperating nut element 88 serve to hold the flanges 84 and d5 together.

At the rear of the fixture is the back wall supporting element F having the wall-contact flanges 3%! which carry the wall-locking tubes '96 and prongs 9'1 pivotally connected to said tubes at 98. The tubes "9.6 are held to said plates '95 by the screws 99.

The plates '95 are provided with outwardly extending flanges It'll and 'IfiI. The flange HID carries the horizontal section Illl of the angle member I93 by meansoi the screws I9 5.

'The screws 'I-llfi extend .through the horizontal flange IE5 of the lJ-rnember 'I'B'Ii. The members and I'il'dhave the downwardly extending plate members Ill? and fi l; which'have openings to re ceive the proiecting socket base IIIU from the socket I ID. 'The socket Ifiil carries the fluorescent tubes G.

The plate Iill' .-is turned inwardly, as indicated at III and downwardly at I I2, where the nut H3 and the screw 1 I4 attach it to the wall plate 9'5.

The bottom plate it! is turned upwardly, as indicated at III5, .tosupport the inturned bottom edge IlIB of the front plate H7. The front plate II I carries the angle support member Ill} which is welded at the vertical flange II.9 @to the plate II! and has a horizontal flange J29. The flange I29 and the flange 34 support the horizontal glass pane I21 through which the light from the tube G passes downwardly in the direction indicated at I22. The bracket 123 has an upstanding forward flange I124 spot-welded at :I25 to the front plate 15. The bracket I23 has a horizontal'member I26 with an upstanding flange I2 spot- 4 welded at I28 to the plate I I! and supporting the flange plate "I5 from the box F.

The sockets H are held in position by the screws IZSa on the plates III! and M8. The ends of the fixture may be closed by the curved end plate I29 or by the square end plate I39. The connecting sections of the plate I5 are preferably provided with lightproof overlaps, indicated at ItI in Fig. 4. The end, upturned flanges I32 also serve to support the ends of the glass I2 I.

As shown in Figs. 4 and 5, light is directed upwardly, as indicated by the arrow I32, as well as downwardly, as indicated by the arrow I22, to give a most effective wall illumination.

In the embodiment of Figs. 6, '7 and 8 is shown a wall trofler which is particularly designed to be positioned over the entrance of doors or upon walls to give indication of room numbers, directions, and other information. As shown in Figs. 6, 7 and 8, there is provided rear structure K and forward structure L within which are positioned the sockets M, the fluorescent tubes N and bulbs It.

The structure K has a top flange Ni) and a vertical rear flange MI. Held the corner M2 is the ballast I 33. The flanges Hi l of the ballast I43 are held by element I46 and the screw IA I.

The vertical flange or plate MI carries the back plate hi6 which has an inwardly and rearwardly turned bottom flange I49. On the back plate I46 is mounted the vertical plate I56 and the inturned flange N58.

The oblique, removable ballast access plate -I5l terminates at I52 and is bolted at I54 to the plate I55. The plate I 59 is held in position by't-he nut Hi6. Plate I55 is turned downwardly at 151 and clamped to the plates HI, I46 and Hit by the screws I58.

The bottom edge of the plate MI (see Fig. -8) is turned forwardly at I59 where it contacts the base plate I60 carrying the screw I6I. The base plate I89 supports the edge I63 of the glass I64 by the forwardly projecting portion I65. The lugs :I 66 and +57 together with the collar H38 help support the bolt I60. The bolt 169 extends through and into the plate I55. The flange I89 (see Fig. 8) holds the glass I94 in position.

The upper end of the oblique plate I is bolted to the lower end I81 of the plate I82 by the screw I83 and the nut I84. The vertical flange I85 extends downwardly from the horizontal flange I86 which has the screw I-B'I. The horizontal flange has a downwardly inclined portion I88. The screw :IilI passes through the forward end I89, of the plate 149 and also through the flange I 90 of the angle member NH and the flange I92 of the angle member I93. The angle member I93 has a strap hanger I94.

The hinge construction I95 carries the skirt member 196 as well as the-offset member I91 '-between which is clamped at the upper end I98 of the front glass section I99.

Between the sections illuminated by the fluorescent tubes N may be positioned the numeral sections P and Q, which are illuminated by the bulbs-R. The bulbs Rare suported by the porcelain sockets '2 I0 upon the front or removable access ballast plate I-5I, already previously described.

The numeral sections P and-Q may be formed in .a removable plate 2 II having cut-outs at 2-12 and extending, as indicated:at.2 -I3, over-theentire inner face of the longitudinal glass angle structure I99 :and 46.4.. The.:tubes N and :the bulbs B may be -.of .many. intensities and .sizes and .the

bulbs B may be, for example, of 1 watt capacity.

The arrangement shown in Figs. 6, '1 and 8 particularly adapted itself to be fltted to recesses above doors and hallways, to room numbers, to wash rooms, directions to fire escapes, directions to elevators, to indicate the position of telephones and for many other purposes-where it is desired to give unobstructed and concealed lighting in and about hotels or office buildings, lobbies, offlces, rooms and serving pantries. The entire arrangement is most readily installed and permits ready swinging away of the front casing L to permit replacement of the tubes N or the bulbs R or access to the ballast I43.

In the arrangement shown in Figs. 9 and 10 there is shown a rear support S carrying the ballast T, a front cover W, the upper double tubes V and X and the lower egg crate louvers Y.

The arrangement shown in Figs. 9 and 10 is particularly adapted for a double trofier with two fluorescent tubes throwing light upwardly and the inner one also throwing illumination downwardly.

The rear structure S includes a wall plate 225 with the screws 226 and 221 and the opening 228. The wall plate 225 has the inturned upper flange 229 and the inturned lower flange 230 which are respectively connected to the flanges 23! and 232. The screws 233 extend through the flanges 229 and 23l. The flange 23! is bent downwardly at 234 to form a vertical section 235 which is spot-welded at 236 to the upper end 231 of the flange 233. The flange 238 is bent upwardly at 239 from the base flange 232. The flange 238 has a forwardly extending lip 240 which supports the rear end of the plates 24! and 242 of the egg crate louvers Y. The forward end of the egg crate louvers Y is supported on the shoulder 243 of the upturned aluminum reflector 244, which has a lower inturned flange 245 spotwelded at 236 to the front member 238, forming part of the structure W.

The inturned shoulder 243 of the aluminum reflector 244 has an upturned lip 249 which rests on the horizontal flange 250 of the upturned plate 251. The plate 251 is spot-welded at 252 to the curved front member 248. The cross bracket 265 is turned downwardly at 266 to form the member 261 spot-welded at 263 to the front plate 248.

The bracket 265 is also turned downwardly at 210 and spot-welded at 269 to the plate 235. Above the brackets 265 are the receptacles 21| and 212 for receiving the bases 213 and 214 of the socket 215 and 216. Sockets 215 and 216 55 have flanges which are held in position by the screws 211 and 218. The ballast T has a back 280 with a front 28I held in position by the screws 282.

As indicated in Fig. 9, the end of the casing is provided with the curved end plate 290 and with the square, closed end 29!. The sockets X and V may be connected back to back by the brackets 292, as shown in Fig. 9. The ends of the recess 293 where the light is directed downwardly, as indicated by the arrow 294, may be closed off as indicated by the curved end plates 295.

There is shown in Figs. 9 and 10 a novel wall troffer which gives double illumination upwardly, as indicated by the arrows 296 and 291, and single illumination, as indicated at 294 downwardly. Here too the ballast and the tubes Z are most readily accessible for repair and replacement and the entire arrangement may be most readily installed with a minimum of difficulty in office buildings, homes and hotels as well as shops to give maximum illumination upwardly and downwardly.

In Fig. 11 is shown another embodiment of wall troffer having a wall box 400 with rearwardly directed flanges 40! and 402 mounted on the wall structure 403 having the base 404 and base strip 405.

The twin tubes 406 and 401 are mounted in sockets 408 and 409 having base structures 410 l and 4| I mounted by screws 4 l 2 and M3 in mounting plate 414.

The glass front 4 I 5 has its lower rearward edge mounted at M6 on strip 405 and it extends upin relative arrangement of parts within the scope of the appended claims.

Having now particularly described and ascertained the nature of the invention and in what manner the same is to be performed, what 30 is claimed is:

1. A Wall trofler lighting arrangement comprising a wall support member, a plurality of socket supports for elongated fluorescent lighting elements and an elongated translucent partial enclosure for said elements, said socket supports being mounted upon said wall support member and said wall support member having a forwardly extending bracket provided with a hinge mount at the upper outer end of the 4 bracket and the upper end of said elongated translucent partial enclosure having a pivotal connection to said hinge mount and said elongated translucent partial enclosure having only a front wall and a bottom wall and means to connect the lower inside end of said bottom wall to said wall support member.

2. A wall troffer lighting arrangement comprising a wall support member, a plurality of socket supports for elongated fluorescent lighting elements and an elongated translucent partial enclosure for said elements, said enclosure being mounted upon a hinge to enable it to be swung away from said support for replacement of said elements, said socket supports being mounted upon said wall support member and said wall support member having a forwardly extending bracket provided with a hinge mount at the upper outer end of the bracket and the upper end of said elongated translucent partial enclosure having a pivotal connection to said hinge mount and said elongated translucent partial enclosure having only a front wall and a bottom wall and means to connect the lower inside end of said bottom wall to said wall support member.

bracket provided with a hinge mount at the up- 1 je ieio'stee havin only a i nt wall nd a bqfiidin all. ai 5 m ans to conn t th lq er in ide engl of aid bottom wall, to ,said wall, su p rt member,

A combination ine ndes e t ,ansi wall troffer lighting fixture having a plug a'li ty of ro ps QI parallel vertiaa l upfin mmse fluen tubes an inte ening, in andescen lb .c mn sin a wall meant me smicim'e; $9 k: ets for said tubes positioned on saigsjs gnctnre, b k s mountesi on ,saiel st u ture ha ing 91 wa d y and unwandl x endineu pe and l w-er e s, a p tial l afi d r slucen e o ure av a r m wer ica all and earwam y and o nwa d ex nd n bo tom wa a hinge connection between the upper eclge of the iront vertical enclosure wall and .the ends of th upper bracket. le s nd a c e connect on between the lowfili pram-l g n melon? eds? the 129i?- om enc o ure al 5, The, 1mm. 9 claim @11 9 1492?; ess 91 sa d ra k e ding utwens lybs wean 5am tu es Refer nc s Cited in the file Q this, a nt UNITED STATE EATENTS.

Number Name Date 1,304,378 Rolph et-a1 May'20, 1919 2,106,145 Floraday, Jan. 18, 1938 2,124,417 Hamel et al' July 19, 1938 2,163,225 Arenberg June 20, 19,39- 2,251-,050- Hagerty' July 29, 1941 2,313,131 Elias Mar. 9, 1943 2,330,507 MoCabe Sept. 28, 1913 2,335,951 Mansell Dec. 7, 1943 2,337,685 Shepmoes Dec. 28, 1943 2,346,779 Muehl-ing Apr. 18. 1 9 4 2,421,967 Shepmoes June 10, 1947 2,493,991 Morrison Jan. 10; 1950

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