Abstract: An arrangement for mounting a control device in a control panel. The arrangement includes a solid flange having a cylinder which penetrates the control panel and is fixed by means of a holder. Locking bolts, arranged in the holder engage in corresponding recesses of the cylinder. Clamping bolts, screwed into the holder, support the holder against the control panel so as to effect a bracing of the solid flange with the control panel and compensate for variable thickness in the control panel.

Abstract: A screw mount control and adapter combination permits the screw mount control to be converted to a bushing mount control. The control cover is provided with a pair of openings therein through which screws are threaded when the control is mounted in its screw mount configuration. A bushing mount adapter is installed on the screw mount control by pressing projections on the adapter into the screw openings in the screw mount control. The material of the adapter is softer and more ductile than the material defining the screw openings in the control so that a simple press-in assembly is provided.

Abstract: A dwelling security system includes, in a strategic location behind the dwelling wall which mounts the door into the dwelling, an auxiliary switch that has a small diameter tube and switch contacts at the end of the tube, such that access to the switch contacts at the ens must be made through the tube, by using an insertable probe. The entrance opening into the tube through which the probe is inserted is `hidden` by being disguised as a decorative feature of the dwelling wall.

Abstract: A sealed backlit switch assembly including an integral body composed of an elastomeric material and having a hollow push button. The body is clamped to a panel by means of a printed circuit board and threaded fasteners whereby the body is sealed to the panel. The printed circuit board has an LED mounted thereon which is enclosed in a hollow push button which forms a part of the unitary molded body and thereby illustrates the push button.

Abstract: A barrier assembly includes an intermediate barrier member which is inserted from the front side of a mounting panel and a fixing barrier member which is inserted from the rear side of the panel and connected to the intermediate barrier member. After a plurality of small-sized controlling devices has been secured to the mounting panel, the intermediate barrier member is inserted into the area between each pair of adjacent controlling devices from the front side of the panel. Then, the fixing barrier member is inserted into this area from the rear side of the panel and connected to the intermediate barrier member. Thus, it is possible to prevent the intermediate barrier member from being pulled out forward of the panel and also from being withdrawn rearward of the panel by virture of the fitting engagement with the fixing barrier member. It is possible to remove the two barrier members toward the opposite directions, from which they are inserted when assembled, by disengaging them from each other.

Abstract: A switching and/or signalling apparatus is provided including a case formed of a base and a lid in which at least one manually or remote controlled switching unit is housed, particularly a contactor with an electro-thermal relay which is associated therewith, and the control members provided on the lid for actuating the switching unit, wherein, between the control unit and the side walls of the case, there is provided at least one fixed support element for at least one control element associated with the switching unit and actuated by the corresponding control member.

Abstract: A wall bracket for mounting wiring devices comprises a flat frame having first and second jambs which define therebetween an opening for receiving the body portions of the wiring devices. The wiring device has a strap having mounting ears projecting on either side of the device and is attached to the frame with the mounting ears engaged into first and second slots formed in the frame. The first slots are formed in the first jamb and open to the opening for receiving the mounting ears on one side of the device. The second slots for receiving the mounting ears on the other side of the device are formed in a resilient strip extending along the second jamb in spaced relation outwardly thereof.

Abstract: A mounting plate for attachment to a wall or the like where a hole or aperture has been cut in the wall. The mounting plate comprises a generally planar base and a plurality of resilient fingers extending from one surface of the base. The fingers include a wall engaging surface facing the base to engage the back of the wall. The base has wall engaging contact areas spaced from the base and movable against a bias towards the base whereby the spacing between the wall engaging surfaces and the wall engaging contact areas is variable by movement of the wall engaging contact areas towards the base against the bias. The mounting plate in a preferred embodiment has anti-rotation means on the wall engaging contact areas to prevent movement of the mounting plate once attached to the wall.

Abstract: A vandal resistant push button assembly, and a method of constructing same in which excess force applied to the button is transferred via a metallic halo into a metallic face plate. The exposed surfaces of the button and halo are spherical, having the same center and radii, providing a smoothly blending curved surface which continues to just below the plane of the exposed face plate surface. A shoulder in the face plate for supporting the halo and enabling the exposed halo surface to enter the plane of the face plate surface is formed by metal displacement, as opposed to metal removal, enabling the required mechanical strength to be achieved with a thinner face plate.

Abstract: A circuit breaker (2) has a mounting clip (24) for mounting the breaker to rail structure (6) in a panelboard (10). The clip is movable to a disengaging position to allow the breaker to be mounted against a back wall (34) of an enclosure (36) by standard mounting bolts (35-38), without interference by the clip. The clip is pivotally and translationally mounted to the breaker housing (14), for pivotal movement between engaging and non-engaging positions, and for translational movement between extended and retracted positions. Locking structure (86,88) prevents pivoting of the clip from the engaging to the non-engaging position when the clip is in the translationally extended position.

Abstract: A housing for installation onto switching boards with cutout slots has a front-side rim designed to overlap a cutout slot. Attachment elements constructed as sheet metal parts are mounted laterally on the housing, and are arranged for support on the back side of the switching board. The attachment elements have lateral edge areas mounted at an incline and extending at an angle diagonal to the front side of the housing. These lateral edge areas underlay correspondingly inclined, undercut areas of the housing's side wall and are affixed thereon.

Abstract: A push button switch assembly. A switch housing supports two parallel conductive switch contacts. A torsion spring wiper member carried by a push button switch actuator selectively bridges the gap between the conductive switch contacts. The torsion spring wiper member is a wire coiled in the middle and having two arms that engage the switch contacts.

Abstract: A frame assembly for mounting an electric wiring device to a building panel comprises an exposing frame having a front plate to be disposed on a front face of the panel, and rearwardly extending side plates projecting through an aperture in the panel. The side plates carry projections arranged to underlie an edge of the aperture to retain the exposing frame to the panel. A supporting frame is provided for holding at least one of a plurality of modularized wiring devices. The supporting frame is disposed to the rear of the panel when the supporting frame is coupled to the exposing frame. The supporting frame includes tongues arranged to be positioned to the inside of the projections of the exposing frame to elastically support the projections from being uncoupled from the panel. The modular-dimensioned wiring devices are thereby allowed to be mounted to the panel easily without screws or the like.

Abstract: A transmission device of injection molded plastic is provided in order to be able to connect function elements (keys, light-emitting diodes) secured on printed circuit boards to remote control panels in communications terminal equipment. It contains thrust elements composed of a one-piece plastic part which assumes both the articulation function as well as the spring effect of the restoring function. An arbitrary plurality of these thrust elements is accepted by plastic guides which can either be fashioned as a solid block or can be composed of an arbitrary number of sub-elements. Entire control panels whose electrical components lie at the central assembly can be produced at an arbitrary location in this way by combination with light conductors.

Abstract: An electrical switch mounting structure includes a housing for the switch, terminals on the exterior of the housing, a substrate incorporating an opening into which the housing is inserted, conductive elements on the base which contact the terminals upon insertion of the housing, and elastic mounting members which both retain the housing in the base and assure contact between the terminals and the conductive elements.

Abstract: The mechanism comprises a blower speed control lever for operating at least one electrical switch, supported by a mounting bracket which has a place for a second switch. The speed control lever has rearwardly facing rocker shaft elements which are pressed against forwardly facing semicircular bearing recesses on the switch mounting bracket. The pressure is developed by flexible flanges which project rearwardly from a mounting panel and are engageable with forwardly facing tapered shaft elements on the speed control switch. The flanges are flexed to produce a spring action. Additional guard flanges project rearwardly from the panel, into adjacent relation with additional shaft elements on the speed control lever.

Abstract: An electrical toggle switch with self-contained indicating devices for displaying the operating condition of the switch and the electrical equipment controlled thereby. The switch may be of the single pole double throw type, or the double pole double throw type, operated by a three position toggle lever which actuates a fulcrum mounted conductive bridge. The switch housing incorporates indicating lamps with color coded lenses. A legend plate assembly mounted on the switch includes a readily interchangeable legend plate which indicates switch function whether or not specifically illuminated.

Abstract: A switch device is disclosed, which comprises a mounting frame provided with a switch body or bodies, a reinforcing frame to be provided with a plate, placed on the surface of a building-forming material and threadedly fixed to the mounting frame, a decorative frame fixed integrally with or separately from the reinforcing frame, and a decorative surface sheet or sheets to be fitted into the decorative frame and attached to a switch-working portion or portions of the switch body or bodies and having an area larger than that of the switch body or bodies. A light display for indicating the on.off state of the switch is or are formed on the decorative surface sheet or sheets.

Abstract: A push button assembly having a halo which interfaces with a face plate opening, a halo adapter which interfaces the halo and an electrical switch, and a switch actuator carried by the halo and halo adapter which cooperatively nest to define an actuator housing within which the actuator is movable between first and second axial limits established by the halo and halo adapter, respectively. In a preferred embodiment, the halo also carries a push button identification plate within a single face plate opening.

Abstract: A method for mounting an electrical receptacle between a printed circuit board and a parallel spaced front panel. A molded thermosetting plastic connector body holds a pair of contact terminals which have lugs projecting from the rear of the connector body which are secured to a printed circuit board. A front cover for the connector body is made of resilient thermoplastic material and has resilient ears and fingers to engage both an opening on the front panel and the connector body. Thus the connector body can first be placed on the circuit board, the front panel put in position and then the front cover snapped in place to hold the whole assembly together. The circuit may be a portion of a larger board.

Abstract: A fastening mechanism for mounting operating equipment or the like, particularly on electric household equipment has bayonet catch-like tension members for engaging in a panel. Each tension member can have in a slightly resiliently movable region on one side, a shoulder surface for the inclined supporting on the outside of the panel and on the other side can have a wedge surface for the self-cutting engagement in a boundary edge of a passage opening of the panel. Accompanied by self-compensating position adaptation, the tension member is not only braced with the shoulder surface under pretension against the outside of the panel, but is also wedged at right angles thereto in the passage opening.

Abstract: A molded cover control station having transverse upper and lower grooves spaced apart by a distance less than the vertical dimension of a panel opening has a resilient gasket positioned against a rear flange, the gasket having a resilient protrusion which is received within the lower groove. Insertion of the control station housing from the rear of the panel such that the lower edge of the panel opening engages the resilient protrusion within the lower groove enables the resilient protrusion to be compressed an amount sufficient to enable the upper end of the housing to be swung forwardly through the opening to align the upper groove with an upper edge of the panel opening.

Abstract: A switch attachment structure on a motor vehicle having an handlebar such as a motor scooter, a motorcycle, a snowmobile, or the like includes a handle cover fixed to the handlebar and at least partly covering the handlebar, and a plurality of switches mounted on the handle cover for controlling electric components on the motor vehicle. The handle cover has a plurality of juxtaposed switch attachment seats to which the switches are fittingly attached, respectively.

Abstract: A control instrument which is mounted in a recess on a printed wiring board is disclosed. The control instrument includes terminals, provided at a bottom surface and offset from a central plane, which engage pattern portions formed at a bottom section of the recess. A resilient member is provided over a top portion the control instrument. Leg members of the resilient member extend over opposite side walls the control instrument. The leg members project outward at a central portion and have apertures formed therein. The control instrument can also have longitudinal grooves over which the leg members extend.

Abstract: A component mounting for use in mounting device a component to a panel member therethrough, which comprises a centrally opened frame having at least one carrier arm extending from the frame in a direction substantially perpendicular to the plane of the central opening in the frame. The carrier arm carries a clamp member for movement therealong, and the clamp member has an internally threaded screw receiving hole defined therein for engagement with a set screw that has been freely passed through a hole in the component. After the mounting device has been inserted in a mounting hole in the panel member and the set screw has been threaded into the screw receiving hole, the clamp member is drawn along the carrier arm close towards the panel member thereby clamping the panel member between it and the frame.

Abstract: A front mounted rectangular pushbutton switch is clamped within a hole in the panel by screws accessible through a front opening of the switch housing which drive an external clamping assembly against the rear of the panel at the midpoints of four sides of the switch housing. The clamping assembly employs two screws at diagonally opposed corners of the housing, each of which controls movement of a clamp on two adjacent sides of the switch.

Abstract: A two-position electrical switch assembly is disclosed for mounting in an aperture of a metal panel. The housing for the switch assembly is constructed of an electrically non-conducting body having a head portion and a shank portion. The head portion is integrally formed with the shank portion such that the shank portion extends transversely away from a panel contacting surface of the head portion. A central opening is formed through the head portion and extends coaxially with an axial opening formed longitudinally through the shank portion. The shank portion includes means for resiliently mounting the switch assembly housing in the apertured middle panel where the resilient mounting means includes a first electrical conducting member, a pair of spring-biased electrical conducting fingers, and a second electrical conducting member. The pair of spring-biased electrical conducting fingers are disposed longitudinally in the axial bore with their free ends normally biased together.

Abstract: A mechanism for mounting a control device on an implement shield defining a shield plane, the control device having a body formed with slots, the mechanism comprising: the shield having a guide with guidance projections slidably interengageable with the slots on the body of the control device, the guidance projections and slots being connectable to one another by relative movement parallel to the shield plane; the shield having at least one positioning stop forming an abutment against the connecting movement; and, the shield having at least one stop spring for resiliently urging the body against the at least one positioning stop after the connecting movement, whereby the control device is securely positioned on the shield. When the control device is to be mounted in a cutout in the shield, the guidance projections, the at least one positioning stop and the at least one stop spring are shaped from material of the shield bounding the cutout.

Abstract: Switching device for installation in a switchboard or the like, composed of: an actuator composed of a housing and a plunger and arranged to be pushed into and fastened to a supporting wall; and a contactor joined and fastened to the actuator and arranged to be on the interior of the supporting wall, wherein the contactor includes a supporting member connected to a plate arranged to be parallel to the supporting wall and carrying conductor paths and a rubber elastic membrane body coaxial with the plunger and carrying a layer of a conductive elastomer, the membrane body being located to be disposed between the plunger and the plate with the layer of conductive elastomer facing the plate, and with the plunger being actuatable to press against the membrane body and deform the latter in the axial direction in order to press the layer of conductive elastomer against the conductor paths.

Abstract: A snap-in panel mount circuit breaker has a case and a locking dog means including a rigid member with a cammed outer surface mounted in the case. A first set of lugs extends from opposite sides of the rigid member and are disposed in cooperating pivot openings in the case to form a pivot axis about which the rigid member is moveable between a first position, in which the rigid member projects outwardly of the case, and a second position, in which the rigid member is disposed substantially flush with the case. A second set of lugs extends from the rigid member in spaced relation to the first lugs. The second lugs are disposed in a guide channel in the case to define the arc of rotation of the rigid member about the pivot axis. A bias spring contained in the case engages the locking dog means to normally urge the locking dog means towards the first position.

Abstract: The switch guard assembly is comprised of an outer plate and a back plate. The switch guard assembly also involves a housing that is mounted against a panel, such as a cinderblock wall or a door jamb. The panel has inner and outer panel faces. The housing assembly is resistant to unauthorized access to the interior thereof. The outer plate and back plate are mounted respectively against the inner and outer panel faces. Both the outer plate and the back plate have openings. A cinderblock or door panel is provided with an opening that will eventually communicate with the openings of the outer and back plates. A pipe includes first and second ends located in the panel openings with the first pipe end passing through and beyond the opening in the outer plate. The second pipe end passes through and beyond the opening in the back plate.

Abstract: An electrical switch assembly having a first switch contact member behind a housing panel which has an opening through which the shank of a bolt extends. The bolt shank carries a second switch contact member for engagement with the first switch contact member. An enlarged head on the bolt has a flat rear face for engaging the front of the housing panel around the opening. A rigid washer on the bolt shank is spaced slightly farther from the rear face of the bolt head than the thickness of the panel at the opening, so that normally the shank of the bolt tilts downward inside the housing. This establishes a first position of the second switch contact member, which is on the bolt shank, with respect to the first switch contact member. A person's finger pressing on the bolt head can raise the bolt shank to establish a second position of the second switch contact member.

Abstract: An electrical device of the type which is mounted on a base plate is formed of a plurality of individual components which are mounted on only one portion of a divided base plate. In one embodiment, the electrical device is a multipolar switch and the individual components are plate-shaped elements. The divided base plate is provided with at least first and second base plate portions which are separable from one another along a division which extends transverse to the major planes of the base-shaped elements. The plate-shaped elements are coupled to the first base plate portion, and the second base plate portion is advantageously replaceable in a simple manner such that electrical connections to the electrical device can be configured illustratively as screw-receiving connections, or connector connections. The interchange between various types of second base plate portions can be achieved without disassembly of the electrical device.

Abstract: A rectangular switch body has a plurality of terminals of round flexible wire rods and is provided at its four outer side surfaces with engagement members. Various kinds of cross-sectionally C-shaped brackets of a resilient metal plate provided with engagement members are prepared. An insert mount having a mount frame with at least three side walls engageable with at least three side surfaces of the switch body and engagement members is prepared. By using one of the brackets or the insert mount, the switch body is mounted on a printing wiring board in a desired direction or on a panel.

Abstract: Disclosed is an adapter for enabling an actuating switch, which has at least one contact section and an actuating section movably accommodating therein an actuator for actuating the contact section and which is so arranged that a first hollow cylindrical portion constituting a part of the actuating section and axially movably accommodating therein the actuator, can be directly mounted in a first hole having a first predetermined inner diameter and previously formed in a panel, to be mounted through the adapter in a second hole having a second predetermined inner diameter and previously formed in the same or another panel. The adapter comprises a first engaging device for engaging with the actuating section and a second engaging device for engaging with the panel through the second hole.

Abstract: A mounting assembly for mounting an electrical device on a supporting wall of conductive material and including a flanged bushing of conductive material with an integral threaded stem portion extending through an aperture in the wall, and a threaded fastener engaging the stem portion to deflect a flat spring member seated between the flange of the bushing and the inner wall surface. The spring member laterally extending marginal areas defining outer edges with serrated portions to thereby cause the serrated portions to bite into said wall surface, to thereby complete an electrically bonded circuit between said bushing and said wall.

Abstract: A rectangular switch case has integrally attached resilient wings adjacent its four corners and each wing has an upper free end portion with mutually perpendicular side and end surfaces which define seriated steps for engaging the opposed sides or ends of various size openings in panels of various thicknesses.

Abstract: A push button switch assembly includes a base having an internally threaded aperture therethrough and a cylindrical housing closed at one end by a circular end wall having a cylindrical bushing portion which is threadedly engaged in the base aperture. A mounting member surrounds the bushing portion and is clamped between the base and the housing, the mounting member having resilient arms respectively received in corresponding recesses in the housing and projecting therefrom adjacent to the other end of the housing for resilient gripping engagement with an associated support wall in which the assembly is mounted. An actuator reciprocates in the bushing portion and is coupled to a push button disposed at the open end of the housing, the actuator engaging the contact means of a switch which is secured between attachment members on the base. Two different bases are provided for respectively mounting a microswitch or a leaf switch.

Abstract: A circuit breaker and mating adapter plate combine to fit a panel opening intended to receive larger breakers. The adapter plate has one resilient and one rigid leg, each with inturned lips so that the adapter can be clipped onto the face of the breaker. One mounting screw utilizes a conventional threaded opening in the breaker, the other attaches to the adapter only.

Abstract: A novel capacitance type switch has a completely dust proof structure and ensures smooth switch operation. The switch comprises a stem supporting a movable contact and slidably inserted into a switch case; a plurality of holes formed in the switch case around the stem so as to permit air to pass therethrough into and out from the switch case; a cover surrounding the holes and in intimate contact with the switch case so that the inside of the switch case can communicate with the inside of the cover; the cover being made of a resilient material; and a dust filter made of a seal material interposed between the inside of the switch case and the atmosphere.

Abstract: A mounting device for switches wherein a cylindrical body used as a casing for switches has an outer peripheral surface, an upper portion of which is formed with an external thread portion for bringing a fastening body into engagement, and a lower portion of which is formed with a mounting portion for detachably mounting an elastic mounting member. Either the fastening body or the elastic mounting member is alternatively used whereby the cylindrical body is mounted on a panel plate by the fastening body or the elastic mounting member.At least one of the elastic mounting members is provided with an anti-rotation member for preventing rotation of the cylindrical body with respect to the panel plate.

Abstract: Electric devices, like control and signal devices, in particular cam switches are mounted individually or in rows adjacent to each other and/or superimposed with respect to each other in bores of a mounting plate.In order to provide a device which is very simply constructed, simple to manipulate and which is usable for different embodiments of devices and lengths of devices it is suggested that a coupling plate with a spring clip is mounted on the front end of the device facing the mounting plate, and that an insert housing is provided which can be inserted from the outside through a bore and which is provided with a retaining device cooperating with the edge of the bore, and including actuating means cooperating with the spring of the coupling plate.

Abstract: Disclosed herein is a mounting frame equipped with a decorative plate, for mounting a switch or the like. The mounting frame includes a decorative plate having a through-hole formed thereon so as to mate with a sleeve which is step-wise formed at the upper portion of a switch, a pilot lamp or the like, and leg portions vertically suspended from the lower end portions on both sides of the decorative plate. When the sleeve is fitted into the through-hole while the inner side surfaces of the leg portions or a bridge interconnecting the lower portions of both leg portions are anchored to the corresponding outer side surfaces of the switch, the pilot lamp or the like, the switch, the pilot lamp or the like can be mounted to, and dismounted from, the mounting frame in one-touch operation.

Abstract: Disclosed herein is a mounting frame equipped with a decorative plate, for mounting a switch or the like. The mounting frame includes a decorative plate having a through-hole formed thereon so as to mate with a sleeve which is step-wise formed at the upper portion of a switch, a pilot lamp or the like, and leg portions vertically suspended from the lower end portions on both sides of the decorative plate. When the sleeve is fitted into the through-hole while the inner side surfaces of the leg portions or a bridge interconnecting the lower portions of both leg portions are anchored to the corresponding outer side surfaces of the switch, the pilot lamp or the like, the switch, the pilot lamp or the like can be mounted to, and dismounted from, the mounting frame in one-touch operation.

Abstract: A relay mounting device for securing a relay having a front face, with visual or manipulative components thereon, onto a support panel having a front surface, a parallel rear surface and an access opening therethrough. This device comprises a unitary body with a bezel portion adapted to engage the front surface of the panel and defining a central opening, a relay supporting cradle depending from the bezel portion and adapted to extend through the panel access opening wherein the cradle defines a relay receiving nest and means for fastening the body onto the panel with the central opening of the body exposing the relay receiving nest at the front surface of the panel whereby a relay supported in the nest will have its front face exposed for observation and/or manipulation.

Abstract: A fastening device which permits snap-in assembly of a switch to a panel or receiving member includes a resilient latching member connected to the switch housing and adapted to engage a shoulder of the receiving member. A second resilient member serves to urge the resilient latching member into contact with the shoulder. In one embodiment of the invention, the switch housing is inserted into a receiving portion of a control panel and a connector carries at least one resilient latching member adapted to engage a shoulder on the receiving portion. In this embodiment, the connector and panel cooperate to retain the switch.

Abstract: A ganged push-button switch assembly having a plurality of switch blocks mounted in a common frame. Each switch block has an operation rod movable inwardly beyond a latchable position, a casing adapted to fit in corresponding mounting opening formed in the frame and a cover member attached to the casing and slidably receiving the operation rod. The casing has resilient arms adapted for engagement with the mounting opening of the frame, while the cover member has a pair of retainers engageable with the casing and is provided at its portion projecting forwardly from the frame with a groove which receives an engaging portion projected from an interlocking plate common to the switch blocks.

Abstract: A fixture for a push-button switch which has an operating lever protrusive from one face of a box-shaped casing thereof, characterized by comprising a mounting frame which is substantially U-shaped in section and which is provided with an opening for leading out the operating lever of the push-button switch, one mounting surface of the mounting frame being provided with a plurality of bulges for positioning the push-button switch in engagement with the casing thereof, the other mounting surface being provided with a pair of tongues protrusive in a direction orthogonal to the moving direction of the operating lever, the pair of tongues being fastened in engagement with the casing of the push-button switch.

Abstract: The present invention discloses an illuminating type push button switch using a light emitting diode wherein a casing encasing a switch mechanism has a push member supported thereon so as to always effect parallel movement in a vertical direction to ON-OFF control said switch mechanism, and a light emitting diode having each terminal connected to an external terminal through a spring is mounted on the push member, thereby rendering miniaturization of the switch possible, providing rigidity as well as good strength and rendering positive switching operation of the switch possible.

Abstract: The present invention discloses an illuminating type push button switch using a lamp and microswitches secured adjacent to each other on a bottom plate of a casing to shorten the depth of the illuminating push button switch. ON-OFF control of the microswitches is carried out by a push member supported on the casing so as to be movable heightwise relative to the casing, thereby providing rigidity as well as good strength and rendering positive switching operation of the switch possible.