Патент USA US2107859код для вставки
Feb. 8, 1938.v w. s. FOTSCH ELECTRICAL CONNECT-ER 2,107,859 Filed Jan. 27, 1936 ' [Rue/12%))“: ?éiyljam G fZZJc/z Passed Feb. 8.193s ' ' 2,107,859 UNITED STATES PATENT OFFICE 2,107,859 _ ' mention-comma William G. I'otsoh, m, asaignor to lie-3 IiabIeEIectI-IcOoaChicago, Ill» a corporation. oflllinois Application January 27, , 1m. Serial Ho. 01.031 ' f ‘a Claims; (01. m-zes) ' ' This invention .relates to electrical'connecters ' ‘of 1088 'I and I between which conductors such and more particularly to clamps for. securing to ' as I and Il may be laid in parallel relation. _ conductors in parallel relation to each other. - vIt isthe principal purpose of this invention to provide a- device of this character. which is simple 1) in structure‘and economical .to manui’acture‘ and _ which at the-same time may be readily assem- ~ bled on a pair of conductors without danger of The body 6 has a base'll in whicha clampingv screw it is screw threaded, the base being formed with a cylindrical ilange ll to'give additional 5 threads for the screw ii. The legs ‘I and l are provided with apertures II and II which ap ertures are-adjacent the-free ends of the legs 1 and. 8. These apertures are substantially rec - vany ofthe parts falling off. 10 To the men working with electrical conductors, tangular and are of the same dimensions lon- 1:) v it is vessential to have a connecter which ei- ' gitudinally of the legs. The vaperture it how fectively holds all of the parts in one unit. It is also highly advantageous to havea device of this tinuous conductor so‘ that it will stay in place while another conductor is inserted parallel to ' ~ . ‘ - The present invention'contemplat'es a struc-_ ture which is capable of producing the above re 20 sults. 3 _ . versely-oi' the legs and it‘further has the side faces at It and I‘! directed at an angle to each - character that can be readily hung upon a con the continuous conductor. ever, is not as wide as the aperture 14 ‘trans ‘A Theinvention further contemplates the struc other so that they approach more closely to each 15 ‘other toward the outside of the leg ‘I. The metal isalso pressed out beyond the outer surface of the‘leg ‘I as shown at II and II so as to provide means for holding a cross bar 2. from dropping completely out of the aperture ll. 20 .The cross bar 2| is adapted to extend across _ ture of this character consisting of a U-shaped. the channel between the legs ‘I and 8 and serve body form by bending, up a strip of sheet metal. Pas a stop against which the conductors 9 and ‘Mean be pressed by the screw II. This cross a clamping screw, and a cross bar that is per vmanently attached to the U-shaped body but is bar has an intermediate curved portion 2i and. 25 ‘movable to clear the channel of the U-shaped has upturned end portions 22 and 23. The end _ body for inserting a continuous wire and to ‘tie portion 22 is longer than the dimension of the openings I4 and II in a direction longitudinally the ends of the legs of the U-shaped body to gether after the wire, is inserted. The top wire of the legs so that it cannot pass through either 30 can‘ then be inserted. _ openings M or Ii. T ' ‘Theobjects and advantages of the invention. ' . 30 will more clearly appear as the description pro ceeds in connection with the accompanying draws ’ ving. It is to be understood. however, that the The width of the cross bar' 20 is slightly less than the smallest width between the projections II and II at the sides 01‘ the aperture ii. The end I! of the cross bar 2| is shorter than the 35 drawing anddescription are illustrative only and are not to be taken as limiting‘ the invention dimension of the apertures I4 and II lengthwise '31-, of the legs ‘I and 8 and the widthloi' the portion except insofar as it is. limited by the claims. _ In the drawing—‘ ‘ , ’ II is less than the width of the opening ll. However, the portion 23 is held by projections - Fig. l_ is a view'in side elevation of a connec . 'l. and it after the cross bar is inserted through the openings Ii - and It. The portion 2! has 40 r .Fig. 2 is a sectional view on the line‘ 2-2 of cars at 24 and II to make the total width of the 40 shown ‘in- clamping position; 1 _ portion 28 somewhat in excess of the distance between it and I0. The ears 24 and 2! ?t be tween the side faces It and ll of the opening it to permit the cross bar to be moved to the'posi- 45 45 bar in one limiting position; 1 Fig.4 is a fragmentary sectional view like Fig. . tion shown in Figs. 4 and 5 so that the upturned 13- showing the cross bar withdrawn to clear the portion II is completely out of the channel be _ ‘tween the‘legs ‘I and I. The cars 2'4 and 25 are channel of the u-shaped body; and . .' ‘ I prevented from passing out through opening II ' Fig. 5 is a'sectional view'on'the line 5-‘ of by bending the projections I8 and it toward 50 Fig. 4. '. ' ' each other after‘ inserting vthe bar.- This is an Referring now in detail to the drawing, the im inexpensive way to prevent the cross bar II from Fig. 3 is‘a sectional view-similar to Pig. 2 but showing the conductors removed and the cross proved connecter consists of a U-shaped. body falling out of the opening ll. 8. which is formed of a fairly heavy. strip stock of metal bent up into Uv-shape so asto provide‘ a pair ' The upturned portions 22' and 23, when ' clamping pressure is applied to the conductors so 2 9,167,,?59" . 9 and it, are drawn inwardly against the free means comprising projections at the_opp'osite' ends of the legs 1 and I by any bending that sides "of said other apertureiextending outwardly takes place in the curved portion 2|‘ oi the cross from the leg and toward each other. 4 bar. Thus any tendency that the free ends of prising-a strip oi! metal bent into substantiallyv the legs ‘I and 8 would have to spread due to the conductors 9 and i0 pressing against them is op posed by the portions 22 and 23. U-shape and having aligned apertures in the legs ' thereof adjacent the free ends of said legs, one ‘ of said apertures being wider transversely of the leg than the other, a cross bar mounted in said .One of the features of this connecter is the ease with which it may be installed. The cross 10 bar 20 is so loose in the openings‘ l4 and ii that .it will move to open position by force of gravity if the connecter is tilted to bring the leg ‘I below the leg 8. The operator can then push the con apertures and having end portions turned par 101 allel to said legs, one of said end portions being of greater-dimension than its adjacent aperture, , the other of said end portions being movable through its adjacent aperture and into the other aperture, the leg in which said other aperture is necter up from below a line wire and turn it to 15 bring leg 8 underneath which will cause the cross, bar to drop into locking position. > ‘ located having means thereon to prevent said last named end portion from passing out through said other aperture whereby the cross bar is per-' > From the above description, it will be evident that I have provided a~very simple economical unit ‘connecter. 20 7 2. A connecter for electrical conductors com manently attached to the U-shaped strip.' I . > 3. A connecter for electrical conductors com 20 . It is believed that the construction and opera tion of the device will be readily understood‘ prising a U-shaped' body having aligned aper from the i'oregoing description. _ tures in the legs, a cross bar having end portions Having thus described onespeciiic form of my . engageable with the outer surfaces of said leg to prevent their spreading and having an interme invention, what I claim as new and desire to se 25 cure by-Letters Patent is: diate portion extending through said apertures to provide a surface against ‘which conductors extending through said bodymay be clamped, 1. .A connecter for electrical conductors com prising a U-‘shaped body having aligned aper-y 25 tures in the. legs thereof, a cross bar slidlable means adjustably mounted in the‘hase of said body to clamp conductors against said cross bar, ‘one of said end portions being too long to pass 30 i- said legs, ‘one of said end portions being slide through its adjacent aperture, the other. of said ble through its aperture, and into the other end ‘portions being oi’ smaller dimensions than aperture, means cooperating with said end por its adjacent aperture, but being too wide to pass tion to prevent its passing through said other out of the aperture adjacent the otherv end por transverselyofithe body in said apertures and 30 having end ‘portions turned toward the free ends 35 aperture, and means adjustably mounted inkthe .base of said to press conductors between said legs against said‘ cross bar, said cooperating - 85 tion. G. ‘FOTSCH. .