US2175768A - Socket member - Google Patents

Description

H. R. C. ANTHONY v Oct. 10, 1939.

` socxET MEMBER Filed June 19, 1937 Patented Oct. 10, 1939 y 2,175,768

UNITED STATES PATENT oFFlcE SOCKET MEMBER Herman R. C. Anthony, Madison, Wis., assigner to Ray-O-Vzw Company, a corporation o2 Wiscons n Application June 19, 1937, Serial No. 149,262

3 Claims. (Cl. 173-328) This invention relates to socket members, and which will resist separation of the upper ends more particularly to a socket member provided of the integrally formed fingers. 'I'his connec with contacts which may be permanently setion or elbow 2| is dome-shaped and is resistant cured to a radio battery, or the like, and receive to bending to a remarkable degree. A pali' of 5 the prongs of a plug member without danger of upwardly extending teeth 22 may be struck from short circuiting or misconnection. a perforation 23 in the reach portion of the The primary object of the invention is to procontact member and these teeth may be projected vide an extremely simple and inexpensive socket through the perforation I2 and clinched to the member which is reliable in operation and may disc in a manner to provide a very rigid conlo be permanently connected to dry batteries when nection. If desired. the terminal portion il may l assembled at the factory. be provided with a stiifening rib 24, as will be The invention is illustrated in a preferred emreadily understood by reference to the drawing. bodiment in the accompanying drawing, in which: In the embodiment illustrated in Fig. '7, a

Figure 1 is a top plan view of a socket memtwo prong socket is shown wherein an upper l ber embodying the invention; Fig. 2, a bottom perforated insulating disc 25 is superposed on i5 plan view of the same; Fig. 3, an elevational a lower perforated insulating disc 2S. The reach view; Fig. 4, a fragmentary sectional view, taken portion 21 of the contact members is perforated as indicated at line t of Fig. l; Fig. 5, a fragto receive a rivet 28 which extends through both mentary sectional view, taken as indicated at discs and the contact member. The lower end line 5 of Fig. 4; Fig. 6, a perspective view of a of the rivet is clinched under the insulating discs. 20

spring metal contact member before being per- The contacting fingers are connected by a domemanently connected to a disk member; Fig. 7, shaped elbow 29 in the manner described above. a plan view of a slightly modified construction; The opposite ends of the reaches are provided and Fig. 8, a sectional view, taken. as indicated with wiring terminals 30. The heads 3| of the ai; line s 0f Fig 7, rivets preferably are enameled or covered with 25 In the preferred embodiment illustrated in some other suitable insulating material so that Figs. 1-6, inclusive, an insulating disc 9 is prothere is no danger of short circuiting the convided with apertures i to receive connecting tacts. The perforations through the insulating prongs of an associated plug member. The updisc may be of different diameters so that there 30 per face may be provided with embossed rings will be no danger of a misconnection, as is well 30 Il, if the disc is made of moisture resistant vulunderstood in the art. canized fiber, or the like. The disc is further The foregoing detailed description has been provided with rectangular perforations I2 which given for clearness of understanding only, and may have countersunlr shoulder portions i3 so no unnecessary limitations should be understood that when the connecting teeth on the contact therefrom, but the appended claims should be 35 member are clinched to the disc, the metal will construed as broadly as permissible, in view of not extend above the plane of the upper face the prior art, of the disc. As a :further precaution against I claim: short circuiting, ribs it may be embossed from 1. In apparatus of the character set forth, the disc adjacent to the perforatlons i2. The a spring metal contact for a socket comprising: 40 contact member i5, best shown in Fig. 6, is a pair of arcuate integrally formed contact finmade of spring metal and has a reach portion gers connected only at their lower ends by a i6 provided at one end with a downwardly excup-shaped elbow portion, and a reach portion tending terminal ii having a foot I 8 to receive formed integrally with the upper end of one of a connecting wire or be soldered directly to a said fingers and adapted to secure the contact 45 dry cell. The latter portion of the contact memto a supporting insulating disc, the companion ber may serve as a supporting leg for the socket finger being supported solely by the elbow por member. The other end of the reach is protion. vided with a pair of contact fingers I9 and 20 2. A contact as specified in claim 1, in which which are disposed beneath a perforation lil the reach portion has an I-shaped slot to pro- 50 and are of arcuate cross-section so as to snugly vide a pair of arms, said arms being adapted to receive a prong of the plug member. extend through a rectangular slot in the sup- An important feature of the present invenporting disc and be clinched so as to prevent tion is the connection between the contact fingers rotation of the contact member with respect to as it is designed to form a strong connection said disc. 55

3. In apparatus of the character set forth, a socket comprising: a single-thickness disc of insulating material provided with round perforations for the prongs of the plug member, and adjacent rectangular peri'orations for receiving the fastening means of contact-members, the marginal portions at the round perforations and the lateral marginal portions of the rectangular perforations being biased upwardly to shield the associated contact members; and a contact member for each pair of disc perfrations comprising a pair of integrally formed arcuate contact 1ingers connected at their lower ends by a cupshaped elbow portion, one of said fingers being supported solely by said elbow portion, and a reach portion formed integrally with the upper end of the other nger and having a pair oi' upwardly extending arms which project through 5 a rectangular slot in the supporting disc and are clinched so as to hold the contact lingers in proper registration with a round perforation with the upper ends of the arms disposed beneath the biased portion of the insulating ma- 10 terial.

HERMAN R. C. ANTHONY.

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