Abstract: An adjustable mounting system for mounting an article such as a low profile water distiller in kitchen cabinets or similar spaces of widely varying dimensions. The system includes support arms received in telescoping relationship in channels located on the article, which are affixed at their ends, that may be angled downwardly, to a horizontal cross member that is mountable on a rear mounting bracket. The mounting bracket has a plurality of vertically displaced notches for receiving and supporting the horizontal member. Alternatively, the bracket may be provided with an indentation at the top of each flange of the bracket. In this embodiment vertical adjustment is by means of holes in the arms at different vertical displacements. The distiller is provided with a horizontal channel adapted to telescopingly receive the arms. A forward bracket is provided to adjustably support the forward end.

Abstract: Structural formations for mounting an electrical terminal block in an aperture of a panel. A groove is formed on a longitudinal side of a rectangular terminal block. A shoulder with a surface facing toward the panel is formed on the opposite longitudinal side of the terminal block. Coplanar shoulders facing the same direction as the longitudinal shoulder are formed on the ends of the terminal block. The groove has greater width than the thickness of the panel, allowing for the panel to be angled with respect to the groove during insertion. The panel has an aperture with edges that contact the terminal block at all three coplanar shoulders, and the fourth edge contacts the oppositely facing surface of the groove.

Abstract: A device for retaining an electrical junction box in flush relationship with a wall or a ceiling has a thin elongate strap. The ends of the strap are longitudinally bifurcated to provide fingers to be deformed around the edges of the box as well as the outer wall surface. Wings extending out from a side edge of the strap are used to provide support against the inner wall surface.

Abstract: A fastening device (10) for securing a recessed casing in a cavity in a surface, comprises a guide (11) along which runs a slider (12) with a front engaging end (29). The slider (12) has unidirectional coupling means (19, 20) which engage with the guide (11). The slider (12) is also provided, towards the front end (29), with a cam surface (28) acting on the guide (11) in slots (21, 22) to increase the distance of the front end (29) of the slider (12) from the guide (11) when it is made to slide along the guide by manual shifting means (15). In this way, the front end (29) is brought into contact with the surface of the cavity and the slider (12) engages with the guide (11) by means of the unidirectional coupling means (19, 20).

Abstract: Electrical connector (2) is mounted in a cut out (65) in a mounting panel (66) by means of a pair of straps (82) which are secured to the rear face of the panel by means of bolts (84) the connector (2) has opposite coplanar flanges (22). The straps (82) have portions (92) which project away from the panel (66). The flanges (22) of the connector (2) are slideably received between the inner faces (94) of the straps (82) and are also spaced from the ends of the straps so that the connector is capable of both up and down and tilting movement with respect to the panel (66).

Abstract: A rectangular frame has two pairs of opposing runners formed along the inner edges of the longitudinal sides thereof which are normally oriented horizontally. The pairs of runners are separated from each other by a space large enough to accomodate the installation of a panel member in each such pair of runners. The panel members have a slider arrangement means formed along the top and bottom edges thereof, the slider arrangement matingly engages an associated pair of the runners for slidable positioning therealong. The panel members have apertures formed therein through which radio control shafts can be fitted. Such panel members can be selectively positioned along their associated runners to accomodate shafts located in various positions. Various such panel members having different mounting structures are provided to suit a variety of different mounting installations.

Abstract: A bracket device for mounting electrical devices in the interior space of hollow partitions having a front wall and a back wall with an anterior space therebetween typically comprising: (1) a base capable of being fixedly attached to the floor; (ii) a riser extending upwardly from the base, the riser having front and rear faces; and (iii) supporting means for supporting a cover ring and a junction box which extends into the interior space. The supporting means can include an annular plate having front and rear faces attached to an upper portion of the riser, the annular plate further having attaching means such as mounting holes for attaching the cover ring to its front face and the junction box to its rear face. Preferably, the device also includes (iv) a stabilizing arm extending rearwardly from the device to the rear wall of the partition. The arm can be detachable from the device.

Abstract: Twist-in mounting structure centered on a component surface mounts a component to a single panel aperture. Each of a pair of capture tabs has a free end away from the structure's center; an interference surface slopes from the tab free end downwardly toward a raised capture plateau and inwardly toward the center. Each of a pair of spring locking arms lies between two capture tabs, providing a free bearing end adjacent the center, and is pivotable at an end spaced away from the center responsive to force on the bearing end, between unstressed, depressed, and locking positions. In assembly, the tabs pass through the aperture, while the arms are depressed by the panel; with panel against plateaus, the component is twisted to cause aperture edges and tabs to interfere; thereafter the locking arm free ends spring through the aperture into locking position.

Abstract: A face plate for blind mounting a switch or other device to either a bracket or a wall including an anchor carried by the face plate operable upon rotation in one direction to pull the face plate against the edges of the hole defined in the wall or bracket, whereby to clamp such face plate to the wall or bracket, and operable upon rotation in an opposite direction to release the clamping of the face plate and permit removal of the face plate and device from the wall.

Abstract: A proximity switch mounting plate is rotatable about a center point and releasably-clamped to a mounting surface of a device. The cylindrical proximity switch is attached to the mounting plate at a location spaced outwardly from the center point, and the detection end of the switch extends to a moving member within the device. Rotation of the mounting plate around its center point adjusts the radial position of the detection end of the switch.

Abstract: A display apparatus includes a gauge with a first set of feature surfaces and a light pipe into which are integrally molded a second set of feature surfaces, wherein the first and second set of feature surfaces are engaged to integrally secure the gauge to the light pipe, whereby the light pipe performs dual functions of transmitting light and retaining the gauge.

Abstract: A installation kit for installing a disk drive into a larger disk drive bay includes a form factor adaptor, an electrical connector and a DC cable. The form factor adaptor comprises a pair of side brackets which interengage with a front plate, forming an internal space. The disk drive inserts into the internal space and a clip is used to secure the disk drive in place. The clip interengages with the brackets, and, thus, no fasteners are required to secure the disk drive to the adaptor. The electrical connector is used to interconnect a pin header of the disk drive data port with a card edge receptacle positioned in the disk drive bay.

Abstract: A backplate for securing low voltage electrical sockets includes a flat plate with tabs formed, and adapted for repositioning, by first, second or third bend lines, and the tabs are adapted for bending to form a support bracket having a rectangular central opening surrounded by sidewalls with the contiguous tabs essentially orthogonal to the plane of the plate. The support bracket is provided with fastener holes positioned to remain in the plane of the plate after bending the tab. The tabs are provided with variously configured bend lines whereby the tabs can be repositioned behind a wall panel with a clasping action for securing the support bracket to the wall panel.

Abstract: It can be coupled to a control panel (1) in order to permit the fastening of a pushbutton or the like in a hole with a larger diameter than that of the pushbutton which comprises a cylindric body (2) with a rear extension (3) with a smaller diameter, threaded to receive a fastening nut (4.) It consists of a ring (5) provided inside with a front shoulder (6) similar to the rear shoulder (7) provided between the cylindric body (2) and the rear extension (3) of the pushbutton. The back of the ring (5) includes a tubular portion (10) that fits adjustably between the rear extension (3) of the pushbutton and the hole (11) of the control panel (1.)In another embodiment the cylindric body (2) is adapted to the control panel (1) by means of a base made up of a prismatic body (20), with a circular opening of the same diameter as the body (2) of the pushbutton.

Abstract: Electrical connector (2) is mounted in a cut out (65) in a mounting panel (66) by means of a pair of straps (82) which are secured to the rear face of the panel by means of bolts (84) the connector (2) has opposite coplanar flanges (22). The straps (82) have portions (92) which project away from the panel (66). The flanges (22) of the connector (2) are slideably received between the inner faces (94) of the straps (82) and are also spaced from the ends of the straps so that the connector is capable of both up and down and tilting movement with respect to the panel (66).

Abstract: An improved mounting and carrying assembly for avionics displays including a swing handle with edge mounted sliding spring latches thereon for cooperating with holding pins disposed on a side of the display bezel that is not the front or viewing side.

Abstract: A universal mounting system for mounting communication equipment of various sizes within an automobile. The console's universal mounting system allows for the mounting of any of a wide variety of relatively standard communication equipment. The universality of the mounting system allows for field upgrading or repositioning of the communication equipment without replacing or making changes in the mounting hardware.

Abstract: A structure is provided for securing a casing of a car stereo on a periphery of an opening formed in a dashboard of a motor vehicle. A screw is rotatably supported in the casing by supporting members, and a movable member is engaged with the screw to be moved along the screw by rotating the screw. A clamping member is pivotally and axially movably mounted on the screw. When the movable member is moved, and engages with the clamping member, the clamping member is pivoted and axially moved. The clamping member has an arm and a clamping portion provided to be abutted on an inside wall of the dashboard when the clamping member is pivoted and axially moved, whereby clamping the dashboard. The arm has an engaging projection which is engaged with a side wall of the casing so that the clamping member is prevented from deforming.

Abstract: A mounting tray (106) for securing an electronic device includes a planar surface (112) having upstanding side supports (112) and a rear cantilevered member (140). The mounting tray (106) further includes front raised portions (116) having protruding tabs (118) for engaging the electronic device and securing the front of the electronic device. The mounting tray (106) also includes a latching member having at least one aperture (110 and 124) and an upturned latching bracket (108) which are used to engage with the electronic device.

Abstract: An avionic tray for supporting an avionic equipment box including a flat bottom section having an opening for communicating with an air plenum chamber and a pair of side rails, of unitary construction with the bottom section, extending upwardly at right angles to and at the lateral edges of the bottom section. A pair of vertically spaced and inwardly projecting back plate support tabs are formed in each side rail, the tabs defining flat surface lying in a plane perpendicular to the bottom section and the side rails. A back plate, having an opening for receiving a connector, is rivited to the support tabs and the bottom section to position the back plate and its associated connector precisely at right angles to the side rails and the bottom section.

Abstract: A mounting frame facilitates the installation of ganged electrical devices into a single switchbox. The frame is a rectangular plate with a rectangular opening and provides a rigid support for the devices. Support is needed when the wall on which the devices are to be mounted is not planar or when the switchbox is not properly mounted into the wall. The frame can also include markings that help to align the devices to permit a multigang faceplate to snap onto the devices. An alignment frame provides markings to help align the devices, without also providing a rigid support.

Abstract: The invention disclosed here is a dashboard accessory item in the form of an add-on housing that enables the repositioning of certain instrument panels closer to the driver, thereby making the instruments on such panels more accessible. In use, the instrument panels are first detached from a stock dashboard, and the housing is mounted to the dashboard over the location where the panels were originally located. The add-on housing projects forwardly of the dashboard, and the panels are remounted to its forward or frontal face. Such face angles toward the driver as it extends along the dashboard from the steering wheel toward the right-hand side of the cab. This repositions the panels much closer to the driver than they were when originally mounted to the stock dashboard.

Abstract: An apparatus and method is provided for the support of an accessory unit within the defined space of a storage area. The storage area is preferably a floor-mounted console receptacle or a dashboard receptacle commonly found within the seating compartment of an automobile. The support structure provides a mounting plate that supports a radio telephone unit within the receptacle by spanning the space separating side walls of the receptacle. Engaging Velcro attachment elements mounted upon both side flanges of the mounting plate and the receptacle side walls permits the mounting plate supporting the radio telephone unit to be easily installed to removed within the receptacle. The use of Velcro elements to removably install the mounting plate within the receptacle eliminates the need for fastening screws, nuts and bolts, or rivets to mount a support structure within the storage area.

Abstract: A backplate for securing low voltage electrical sockets includes a flat plate with tabs formed, and adapted for repositioning, by first, second or third bend lines, and the tabs are adapted for bending to form a support bracket having a rectangular central opening surrounded by sidewalls with the contiguous tabs essentially orthogonal to the plane of the plate. The support bracket is provided with fastener holes positioned to remain in the plane of the plate after bending the tab. The tabs are provided with variously configured bend lines whereby the tabs can be repositioned behind a wall panel with a clasping action for securing the support bracket to the wall panel.

Abstract: A lock structure for a vehicle-mounted type of electronic equipment capable of facilitating the mounting of the electronic equipment on a vehicle and positively locking the electronic equipment with respect to a vehicle. The lock structure includes an equipment lock mechanism, an elastic member for urging the equipment lock mechanism in the direction of a holding section on the side of a vehicle, and an equipment lock release mechanism provided on a handle so as to force the equipment lock mechanism in the released direction when the handle is pivotally moved to a substantially horizontal position.

Abstract: An indicating lamp unit or the like is mounted on a wall of a motor vehicle body through mounting pins carried by the lighting unit and carrying retaining means which fit in holes formed in the body wall. Each mounting hole in the body wall is of banjo shape, having a first part through which the retaining means can freely pass and a narrower second part which hold the retaining means securely when the lighting unit is moved sideways. Each of the said retaining means comprises a retaining ring having a peripheral groove defining a middle zone bounded by a pair of generally transverse flanks, which engage on either side of the narrow second part of the mounting hole so as to retain the retaining ring to the wall against movement in either longitudinal direction.

Abstract: An avionic tray for supporting an avionic equipment box including a flat bottom section having an opening for communicating with an air plenum chamber and a pair of side rails, of unitary construction with the bottom section, extending upwardly at right angles to and at the lateral edges of the bottom section. A pair of vertically spaced and inwardly projecting back plate support tabs are formed in each side rail, the tabs defining flat surface lying in a plane perpendicular to the bottom section and the side rails. A back plate, having an opening for receiving a connector, is rivited to the support tabs and the bottom section to position the back plate and its associated connector precisely at right angles to the side rails and the bottom section.

Abstract: A contact protected mounting for non-contact proximity sensors has a pair of sleeves and a spring mounted about the sensor. One sleeve engages the sensor, and one engages the mounting bracket. The spring is mounted between the sleeve so as to allow the sensor to recess into the mounting when contacted by a machine part so as to eliminate any damage to the sensor itself. The sleeves are configured to mount about the body of the sensor and to be readily mounted within a mounting bracket or partition to properly monitor machine motion. Both axial and perpendicular machine motion is provided for.

Abstract: An electrical box support bracket for adjustably supporting one or more electrical outlet boxes of the kind having parallel mounting flanges on the top and bottom sides. The bracket consists of a plate with a rectangular opening having channels at the top and bottom edges for snugly and slidably receiving the said flanges of electrical boxes. Furthermore, the bracket may have metal tabs for easy and rapid attachment to metal wall studs.

Abstract: The invention relates to a mounting board (1) for receiving functional elements (8). In order to allow for an easy replacement of different functional elements (8). The mounting board is provided with cutouts (2), into which support elements can be inserted. The support elements (5, 25) accommodate the different functional elements (8) having different dimensions.

Abstract: A universal keyed mounting kit for mounting a radio or the like to support brackets in the vehicle includes at least one mounting bracket member having a hole therein for attachment to the radio. The mounting bracket has a plurality of apertures each for passing therethrough a locking bracket. Each aperture includes a key structure for matching with a key structure on the locking bracket. A plurality of locking brackets are provided, each for passing through a corresponding aperture of the mounting bracket from a radio side of the mounting bracket to an outside thereof. Each locking member has a key structure for engaging the key structure of the corresponding mounting bracket. This eliminates the need for screws, nuts and bolts, glue, etc. for fixing the locking brackets to the mounting brackets. Preferably, the mounting brackets have a plurality of apertures at different angles so that the mounting bracket may be adapted to a wide variety of vehicle models.

Abstract: An appliance mounting apparatus is provided for securing an appliance such as a radio to a vehicle instrument panel structure. A radio mount replacement bracket is secured to the inner wall of the vehicle instrument panel structure within the opening for receiving the appliance. The replacement bracket includes a first leg engaging the inner wall and a second leg extending from the first leg into the opening, with the second leg having tabs which replace the normally provided plastic mounting tabs of the structure. An upper reinforcement plate overlies the wall of the instrument structure opposite the first leg of the replacement bracket, for securing the plate, the wall and the first leg together with threaded fasteners. A brakcet is attached to the appliance radio having tabs which extend from the appliance and align with the tabs of the replacement bracket. The tabs of the appliance and the tabs of the replacement bracket are intersecured with rivets to support the appliance in place.

Abstract: A bracket device for mounting electrical devices in the interior of hollow partitions having a front wall and a back wall with a hollow space therebetween typically comprising: (i) a base capable of being fixedly attached to the floor; (ii) a riser extending upwardly from the base; and (iii) an annular plate having front and rear faces attached to the upper portion of the riser and having an opening therethrough sufficiently large to receive an electrical device accessible from the exterior side of the front wall, the annular plate also having means such as mounting holes for attaching a cover ring to its front face and a junction box to its rear face. Preferably, the device also includes (iv) a stabilizing arm extending rearwardly from the annular plate, the arm being sufficiently long to extend to the rear wall of the partition. The stabilizing arm can be attached either to an upper segment or a lower segment of the annular plate.

Abstract: Apparatus for securely and easily mounting an electrical fixture such as a ceiling fan or overhead lighting fixture from a suspended ceiling or standard drywall ceiling and having a support assembly including a ceiling engagement portion, a load supporting portion and an electrical connecting portion. In an embodiment for use with a suspended ceiling, the three portions are integrally formed from a single plate with the ceiling engagement portion formed of four sets of tabs for engaging intersecting suspension grid members; the load supporting portion formed of at least one tab and cable to attach the plate to a ceiling load bearing member, such as a joist; and the electrical connecting portion formed of a housing within which electrical connections may be made. In an embodiment for standard drywall ceiling use, the support assembly is formed in two subassemblies, the first of which is in the form of a plate having an opening and tabs for engagement with the drywall to provide a nesting ring.

Abstract: A support plate for mounting one or more potentiometers includes a receptor for receiving a potentiometer and alignment tabs for guiding the potentiometer into position and preventing it from rotating during mounting. The potentiometer may be secured to the alignment plate through the application of clamping force produced by torquing a lock nut on the threaded stem of the potentiometer. The alignment tabs prevent the potentiometer from rotating during the application of the clamping force so that the contacts of the potentiometer maintain a predetermined position.

Abstract: Box-shaped frame (10) to carry removeable car radio sets (50) in motor vehicles, in which the position of the rear end (30), on which there are electric connections (41), is adjustable to adapt the frame to car radios (50) of different lengths, by means of a series (22), (23) of notches (24), (25) placed on the windows (21), (22) in the opposite sides of said frame (10), which notches (24) (25) can be penetrated by strip-like projections (36), (37), fixed to the edges of the short elastic sides (32) (33) of the above rear end (30).

Abstract: An electrical wiring system for use in construction of buildings consisting of fittings moulded of a dielectric material with internal circuitry and wire attachments that can be quickly and easily installed in round holes in panel materials of varying thicknesses by means of a metal clip. These fittings connected to each other with BX cable provide a foolproof installation that is impossible to short out and can be accomplished by labor not skilled in electrical wiring. Not only is the labor cost involved in installing this system reduced, but the material costs are also greatly reduced compared with the costs of conventional wiring.

Abstract: Motor vehicle dashboard comprising, from the front to the rear, an instrut panel, a raised portion pierced with windows displaying measuring and counting instrument dials, the raised portion receiving a window interposed between it and the instrument panel, the measuring and counting instruments, a case and an electric circuit support. The raised portion comprises, projecting rearward, pins for positioning the instruments which cooperate with complementary holes provided on the instruments. The instruments and the case are fixed respectively to the case and to the raised portion.

Abstract: An electrical command or information device housing of the type adapted to be affixed to an assembly plate through a substantially circular bore hole thereof which selectively includes or excludes a radially inwardly opening keyhole slot or notch includes a rib which projects radially outwardly from the housing and is adapted to be received in the keyhole slot. The rig has high shear resistance in a direction substantially tangential to the housing, but includes at least one notch for effecting relatively low force break off of the rib upon the application of radial or axial forces thereto.

Abstract: A device arranged to be releasably mounting within a hole in a panel, e.g., a ceiling, to hold a lamp bulb and associated reflector or any other member therein. The device comprises a tubular body, a flange for engaging one side of the panel, and plural, equidistantly, peripherally-spaced, flexible arms for engaging the other side of the panel. Each arm extends outward from the body and is moveable from an extended position to a retracted position and vice versa. The arms are moved from the extended position to the retracted position when the body is pushed into the hole while being twisted about its longitudinal central axis in one rotational direction. The arms automatically move back to the extended position when the device is in place to hold the device securely within the hole. The device can be removed by pulling it out of the hole while twisting it about its longitudinal axis in the same rotational direction as used to insert it, whereupon the arms flex to the retracted position.

Abstract: A structure is provided for securing a casing of a car stereo on a periphery of an opening formed in a dashboard of a motor vehicle. A screw is rotatably supported in the casing by supporting members, and a movable member is engaged with the screw to be moved along the screw by rotating the screw. A clamping member is pivotally and axially movably mounted on the screw. When the movable member is moved, and engages with the clamping member, the clamping member is pivoted and axially moved. The clamping member has a clamping portion provided to be abutted on an inside wall of the dashboard when the clamping member is pivoted and axially moved, whereby clamping the dashboard.

Abstract: A floor safe has wings mounted on it in a high strength manner. The wings are adapted to be bent outwardly by bolts disposed in the valuables chamber of a safe, the bolts being operable when the safe door is not present. When the bolts are threaded outwardly so as to spread the wings, the safe may not be removed from the floor without physically destroying a substantial portion of the floor in the vicinity of the safe.

Abstract: A detent capture (26) is connected to the input shaft (16) of a position indicating transducer (10). A pair of leaf spring detents (24) are carried by a mounting base portion (14) of transducer (10). The leaf spring transducers (24) have at-rest positions in which they are received in, and interlock with, recesses (64, 66) formed in the detent capture (26). The leaf spring detents (24) serve to couple the detent capture (26), and hence the input shaft (16), to the transducer housing (12). This coupling occurs at a predetermined position in which the input shaft (16) is properly indexed to the electrical output of the transducer (10). The leaf spring detents (24) have outer end portions which contact a mounting member (22) as the transducer (10) is being installed onto the mounting member (22).

Abstract: A suspended ceiling electrical bracket for installation in a grid type suspended ceiling to provide a means for mounting one or more rectangular junction boxes (24) or mounting a single octagonal junction box (48), to which can be installed in such boxes, electrical devices such as electrical outlets, security cameras, emergency lighting, exit signs, and ceiling fans. The invention comprises of a flat rectangular shaped base (10) and upwardly bent lip (12) made of rigid sheet metal which replaces a portion of ceiling tile (28) and is adapted to overlap and mount flush against three adjoining grid elements (26), while allowing three u-shaped hooks (14, 16, and 18) to fit over and be secured to the vertical flanges of the respective grid elements (26). Holes (12A and 12B) are made in the lip (12) and top portion of two hooks (16 and 18), to allows the attachment of cable or chain to the building's structural members that reside above a suspended ceiling.

Abstract: A protective cover for concealing the visible exterior of a tape player or the like mounted in a vehicle dashboard. The protective cover comprises a face plate, a tubular extension member that encloses the visible portion and control knobs of the tape player, a mounting blank which inserts into the tape cartridge opening of the tape player, and adjustable fastening means for hingedly attaching the mounting blank to the face plate and extension member. In use the face plate may be mounted at an angle which conforms to the slope of the dashboard. Additionally, indicia such as decals may be attached to the exterior of the face plate to resemble dashboard components.

Abstract: A mounting frame facilitates the installation of ganged electrical devices into a single switchbox. The frame is a rectangular plate with a rectangular opening and provides a rigid support for the devices. Support is needed when the wall on which devices are to be mounted is not planar or when the switchbox is not properly mounted into the wall. The frame can also include markings that help to align the devices to permit a multigang faceplate to snap onto the devices. An alignment frame provides markings to help align the devices, without also providing a rigid support.

Abstract: To prevent theft of car radios and the like, there is provided a structure insertable in a vehicle panel, preferably, in the front panel, forming a case-receptacle (2) of the apparatus (5) and in which are provided a first case portion (3) open outwards for containing the appparatus in its operative or functioning position, and a second case portion (4) concealed from the outside for containing the apparatus (5) in its safety position. The case-receptacle (2) includes guide slots (8) and stems (12) fixed to the apparatus (5) for moving the radio between the said portions (3 and 4), which is activated by connecting rods (13) driven by an electromotor (19). This device can also be coupled to household furniture and panels for concealing apparatus such as televisions, video reproducers-recorders, musical equipments, etc.

Abstract: An installation assembly for use in installing radio equipment in a vehicle has a front panel with a pair of front panel sections which are joined together along a breakaway seam. A pair of tabs are used to interconnect the panel sections together at their opposite ends to make for a rigid firm joinder therebetween. The assembly can be used in its original form for a first equipment installation. For a second equipment installation, the panel sections are separated from each other and only one section utilized, this end result being achieved by first breaking off the tabs and then separating the sections from each other along the breakaway seam.

Abstract: An electromagnetic shear lock comprising an electromagnet having an E-shaped cross section with a coil positioned about the middle leg of the E is mounted to a doorway and an armature is mounted to the door, where in one form the middle leg of the E is shortened to define a recess to receive an elongated armature member and provide mechanical reinforcement against shearing when the electromagnet is energized. The armature is constructed of at least two telescoping members where the outer armature member is U-shaped with legs which contact the outer legs of the electromagnet and the inner member is attracted into the defined recess and will engage the inner surfaces of the outer legs of the electromagnet. Even if the outer member is pryed down from the electromagnet, at least the inner armature members will still be in a magnetic circuit with the inner electromagnet armature member in the defined recess and providing mechanical reinforcement in engaging the inner surfaces of the outer legs.

Abstract: A mounting structure for attachment of an electrical device on a vertical or obliquely angled vehicle surface. The surface is formed by a sheet material of predetermined thickness having a spaced pair of surfaces for defining bores therein. The mounting structure includes a mounting base plate adapted for attachment to an electrical device which is to be mounted to the surface. The base plate includes a plurality of mounting flange portions extending therefrom for mating with the surface. At least two of the plurality of mounting flange portions include transversely extending clip members spaced for engagement of the bores. Each of the clip members includes a first flange extending perpendicularly from the mounting flange portion. The first flange has portions formed therein defining a cutout portion. The cutout portion includes a ramp surface which leads to a terminal surface at a predetermined distance from the mounting flange.