Патент USA US2267208код для вставки
Dec. 23,‘ 1941. J. A. McKAY REFLECTOR HOLDER ' Filed Sept’. 12, 1939 2,267,208 Patented Dec. 23, 1941 2,267,208 UNITED PATENT orgies > . 2,267,208 HOLDER John A_. McKay, Coshocton, Ohio , embassy-wags‘??? 12, 1:139. sea-1.294592 ‘8 Claims. , (Q1. Mil-#128) This linventieg relates to impsaved mag-9159* of the holder body 10 :is provided, adjacent its leweremi with an inwardly extending angular rib ioemagqn This rib‘ foreman‘ is prefer hem-.. and . for use with ably complementary to the grooveof the re?ector cast 2»I ! heretdfgre meritienet I ~ ‘ ' Insertion of the re?ector neck 21 in the holder . easily iférneveg ID is made possible by a movable section 2-5 of the ' side wall I‘! of the holder body. As illustrated in I detect a? the eresent a‘ .. ,, e 0f a lamp re?lseter is the drawing, that portion‘ of the side wall ll‘! of ie?eeter 1391513?- __ lama/ably rage-rear; electsic lame and ' ' ' 10 ‘ inadvertent eisplaemeet ambit 8 ‘same are scavenge? as to be realty and an . sly rem. red the body having the rib formation .14 is cut away for about one-third of the circumference of the h lcier and is replaced _by a movable section 25 11%. line a rib formation Z?-a which mm‘ a continuation er the m;_ 24 er the body.’ The up .frem the holsier for réeleeemehft elea'ni?g other Objects 9f ‘the present inven?enwill’be per p rtion of this movable section 25 seats in a tion,’ in' which ‘I illustrate a preferred embodi in Fig. ‘2, and a pair of inwardly and then'up purposes. ' ‘ recess is; termed in ‘the body "I and is vrdviéied with'an ‘pwardly extending lug '29, which en gages an external surface of the'bod'y, as ‘shown ' come more‘appa-rerrt from the following descrip ment of my invention. The essential features of 20 wardly extending ears 28, which engage the in the invention will be summarized in the claims. ternal surface of the body, as illustrated in Fig. 5. In the drawing, Fig. 1 is a side elevation of my The section 25 of the holder is movably secured to the holder by a screw 29, which passes through improved re?ector holder; Fig. 2 is an axially the lug 21 on the movable member and is in extending vertical section, as indicated by the lines 2—2 on Fig. 1; Fig. 3 is a bottom plan view 25 threading engagement with the side Wall of the of the holder itself, the lamp and re?ector having holder. Thus, when this set screw is turned in ward, where its shoulder 30 engages the bottom been removed therefrom; Fig. 4 is a vertical sec of its protecting recess 3|, the member 25 will be tion through the holder, the plane of the section securely retained against movement on the being indicated by the lines 4-4 on Figs. 2 and 3; Fig. 5 is a fragmentary sectional detail, as in dicated by the lines 5—5 on Fig. 3. 30 prevents complete removal thereof, and is prefer Referring again to the drawing, my improved re?ector holder is generally indicated at H], and comprises a hollow, open-ended body, as, for in stance, a casting, in which is mounted a lamp socket H, adapted and arranged to receive an electric lamp l2 in the usual manner. The socket ll may be of the usual porcelain or composition type and is secured to the top wall M of the ably provided with a recess 33 adapted to receive an especially shaped tool, so as to make removal ' of the re?ector by unauthorized persons dif?cult. When it is desired to remove the re?ector from the holder, the screw 29 is loosened, and the re ?ector swung downwardly as indicated by the arrow shown in Fig. 2, thus camming the movable section 25 of the holder to the dotted line posi body by bolts or screws I5 and is partially en tion, whereupon the re?ector may be readily closed by the downwardly extending cylindrical withdrawn from the holder. side wall I‘! of the body H). The holder [0 is arranged to be mounted on a hollow bushing or conduit [6, which, as shown, is connected to a threaded opening l8 extending through the top wall M of the body, and through which electric conductor wires l9 pass to the holder, as shown by full lines in Fig. 2. The screw 29 is provided with a cotter pin 32, which 45 The movable sec tion 25 of the holder is normally retained in the position shown in full lines in Fig. 2 by a leaf spring formation 35, which is secured to the holder as by a rivet 35. The ends of this spring engage the upper ends of the ears 28 of the mov able member, as shown in Figs. 3, 4 and 5. lamp socket H. The camming of the movable section 25 out The re?ector 20 is provided adjacent its upper 50 wardly against the action of the spring 35 is end with a reduced neck 2| having an annular facilitated by the curvilinear or semi-cylindrical groove formation 22 by means of which the re contour of the retaining rib 24--a of the movable ?ector is secured in position on the holder. section 25. The contour of this rib is such that when engaged by the top of the re?ector 29, posi In the form of my invention illustrated in the accompanying drawing, the cylindrical side wall 55 tioned for insertion in the holder, as indicated by 2 V 2,267,208 threaded in said skirt to interconnect said mov the dotted lines in Fig. 2, movement of the re ?ector in a direction opposite to that indicated able section with said skirt, said screw when tight preventing movement of said movable sec by the arrow in Fig. 2, will cam the movable sec tion 25 outwardly against the action of the spring tion and when loose allowing it to swing outward ly at the lower edge to permit the removal of the 35 to permit entrance of the: neck of the holder re?ector, and a spring mounted entirely within in the re?ector, after which the spring will retain the con?nes of said body to return said movable the re?ector in position, when, if desired, the section to a re?ector engaging position. movable section 25 and hence the re?ector, may be locked in position by the screw 29. 3. A re?ector holder comprising a hollow mem From the foregoing description it will be seen 10 ber of approximate bell shape open at its lower end and provided at its top with means for at that I have provided a re?ector holder from tachment to a ?xed support, said hollow member which the re?ector may be readily removed, and which holder may be economically manufactured ’ l having adjacent the lower end a substantially and readily assembled. . cylindrical wall with an omitted arcuate region leading from the lower end, a movable section I claim: ' 1. A re?ector holder comprising a hollow open _ having an arcuate portion adapted to occupy the ended body, having a downwardly extending an-_ omitted space in the hollow member and having nular skirt provided with a recess, ‘said skirt also an exterior face substantially registering arcuate having an internal annularly extending rib for - 1y with the exterior of the member, the member engaging an annular recess formed in a re?ector, 20 itself and the removable section being formed on one section of said rib being movable and having their inner faces with arcuate beads registering an upwardly extending lug engaging an external longitudinally," said movable section in an in termediate region being provided with an up surface of said skirt and seat in the recess therein, means pivotally interconnecting said lug and said wardly extending lip normally occupying a down skirt whereby the bottom of said movable section 25 wardly facing recess in the wall of the hollow may be rocked radially outward and upward to member, said movable section having an inwardly extending‘ portion across the lower edge of the permit a re?ector to be positioned in said holder, and a spring to return said movable section to a hollow member at the omitted region, said mov re?ector engaging position. able section having an upwardly projecting por 2. A re?ector holder comprising a hollow body 30 tion which lies along the inner surface of the hol ‘ having a downwardly extending annular skirt provided with a recess, said skirt also having an internal annularly extending rib for engaging an annular recess formed in a re?ector, one sec tion of said rib being movable and having an upwardly extending lug engaging an external sur face of said skirt and seating in the recess there in a screw passing freely through said lug and low member, a spring within the hollow member attached thereto and bearing on the upwardly ex tending portion of the movable member, and a screw passing through the upwardly extending lip of the movable member and threaded into the hollow member, whereby the movable member may be held rigidly to the hollow member. . , ' JOHN A. MCKAY.