Abstract: An electrical switch includes an insulative housing (10), a set of fixed contacts fastened in the housing, a movable contacts (30) received in the housing, a load plate (40) mounted above the movable contact, a spring (50) mounted in the load plate, a driver (60) defined on the load plate, a shell (70) surrounding the housing, a knob (80) assembled with the load plate, and a push button (90) assembled on the load plate. While rotating the knob, the load plate is accordingly rotated, and the movable contacts are driven to contact with some of the fixed contacts, which enables rotary operation. While pressing the push button, the driver is pressed to move downwardly to press the movable contacts for contacting with the fixed contacts, which enables pushing operation.

Abstract: A multi-functional remote control switch on a steering wheel includes a housing installed at the steering wheel. A printed circuit board is secured in the housing and formed with a plurality of manipulation switches and switch circuits. A dial is rotatably installed between the housing and printed circuit board. A switching device outputs a manipulation signal of the manipulation switches to a system selected by turning the dial. This switch manipulates various systems of the vehicle by using one remote control switch mounted on the steering wheel, thereby reducing the cost of materials and obtaining a sufficient installment space.

Abstract: A multi-functional control assembly having a rotary controller with a push-button switches contained therein. The rotary controller has a shaft. A bore is formed through the shaft. A communicator extends through the bore and is configured to communicate information regarding the push-button switch through the bore.

Abstract: A rotary encoder includes a roller having substantially cylindrical shape, an inner shaft, a translucent cylindrical light guide shaft, a pair of holders, a light-emitting device, and a light-detecting device. The inner shaft is inserted and secured to a center hole of the roller, and has a slit at one end along a direction parallel to the axis thereof. The light guide shaft is inserted in the inner shaft so that one end of it is surrounded by the slit, and this guide has a first and second planes, and a first and second inclined planes. The first and second planes are formed on a lower side at both ends of the light guide shaft in parallel to the axis of the shaft. The first and second inclined planes are formed above the first and second planes at an angle of 45 degrees to the axis of the shaft, so that the two planes are substantially orthogonal to each other.

Abstract: A switch device includes a base member which includes a containing portion, the containing portion having a bottom face, side faces and upper opening, a switching unit which is slidably provided on the bottom face, a cover member which is attached to the base member so as to cover the upper opening of the containing portion, and the cover member having an operation hole, an operating member which rotates for a first switching function and slides in a sliding direction for a second switching function, and a connecting portion which connects the operating member with the switching unit through the operation hole.

Abstract: A combined roller and push switch assembly includes a substantially hollow wheel-like roller member being displaceable from an initial position to a displaced position. The combined roller and push switch assembly further includes a member for returning the roller member from the displaced position to the initial position, the returning member is a resilient member being at least partly encircled by the roller member, and a coding member for detecting rotation of the roller member in relation to an associated frame. In particular, the combined roller and push switch assembly further including a switch for indicating when the roller member is in the displaced position, the switch being at least partly encircled by the roller member.

Abstract: The present invention is a roller construction module having an error prevention structure, comprising a base; a roller disposed in said base; two terminals at two opposite ends of the base to be electrically connected with a metal ring in the roller; a first and a second plungers on the bottom surface of the base; a post between the first and the second plungers; a third plunger on the position at the opposite side to the post on the bottom surface; and a first and a second protecting rods at two opposite ends near the third plunger. Based on the above-said structure, the switch at the left or the right side of the roller construction module can be respectively activated, and another switch, at the middle area of the mobile device, can be prevented from being activated simultaneously so that error prevention is achieved.

Abstract: A cooking appliance includes a control panel which includes a rotary dial for selecting and entering control information to the cooking appliance, and a control interface for providing a prompt to guide a user through a selection process of the control information. The control information includes at least one of a cooking mode, a food type, a food weight or size, a cooking temperature, and a degree of doneness. The cooking appliance is operatively responsive to the selection of the control information from the rotary dial before and during cooking.

Abstract: An information handling apparatus comprises a scrolling wheel; a platform comprising at least one pivot well; a pivot pin attaching the rolling wheel to the platform and allowing rolling movement of the wheel in clockwise and counterclockwise directions.

Abstract: A rotary switch is disclosed. The switch has a rotatable barrel which has an axis of rotation. The switch also has an encoder pattern for sensing rotation of the barrel. The encoder pattern extends in a longitudinal direction with respect to the axis of rotation of the barrel.

Abstract: The disclosure describes a button wheel. The button wheel comprises a support frame including a pair of parallel opposed inner surfaces. A platform is nestably mounted in the support frame. The platform includes a pair of parallel opposed outer surfaces forming a pair of linear bearings with the parallel opposed inner surfaces of the support frame to allow the platform to translate from a biased rest position in a direction parallel to the opposed inner surfaces and the opposed outer surfaces. The button wheel also includes first and second spaced apart mounts fixed to one of the support frame and said platform. The button wheel includes a shaft disposed along an axis and including a first end rotatably engaged in the first mount and a second end rotatably engaged in the second mount. A wheel is mounted on the shaft and a rotation sensor is in operative communication with the wheel. The button wheel also includes a translation sensor coupled between the support frame and the platform.

Abstract: The electrical turn/pull switch for vehicle lighting has an operating part (14) that is mounted in a switch housing (12) so as to be rotatable as well as axially movable. The movable contact elements (22, 24, 26) of a contact carrier (20) interact with fixed contact elements (30). The contact elements for the turn switch function (22) and for the axial switch function (24, 26) are integrated on the contact carrier (20). An actuation part (16) entrained by the operating part (14) has cams and/or ramps (18) that engage the movable contact elements (24, 26) and actuate them.

Abstract: A rotary encoder having a slider provided with a plurality of movable contact points disposed along a circle of a certain radius at an angular interval six times as large as an output pitch of rectangular wave signal. The contact-point board is provided on the surface with a signal pattern and a common pattern. Signal pattern consists of three fixed contact points, each having two conductive layers of radial shape of the same width, disposed at an angular pitch which is three times as large as the output pitch of rectangular wave signal. These fixed contact points are disposed along sliding circle of the movable contact points, at an angular pitch which is smaller, or larger, than angular interval of movable contact points, or a multiple of it, by the output pitch of rectangular wave signal, or twice that. Common pattern is disposed insulated from the signal pattern. Overall size of the rotary encoder is small in the outer diameter, and the encoder generates three-phase rectangular wave signal.

Abstract: A rotary indexing switch includes a base having a series of radially spaced stationary contact areas, and a rotary contact member having a rotary contact area. The stationary contact areas are defined by contact members engaged within passages in an insulating ring in a configuration dictated by specifications of the switch. The switch has a number of unique features, including mating engagement structure that drivingly engages actuator shafts of stacked switch assemblies; a spring for biasing the rotary contact member toward the stationary contact areas; a combination lift and detent arrangement for lifting the rotary contact areas away from the stationary contact areas and maintaining the rotary contact member in a contact position when the rotary contact areas are engaged with the stationary contact areas; a center contact selectively engageable with the base utilizing a cooperating engagement arrangement; and an integral enclosure wall which forms a dust shield.

Abstract: A switch device in which two operators are aligned with another operator in between, and a switch device having a dial section (a middle operator) of a jog dial and operation buttons (outer operators) of two operation button switches placed closely to one anther with the dial section in between, and an operation plane of the operation button is formed on a slanted plane that becomes higher the further it is from the jog dial section.

Abstract: A make-before-break selector switch for use in high-voltage applications allows power to a load to be switched from a first power source to a second power source such that the second connection is made before the first is broken. The selector switch includes a blade coupled to a selector switch control such that the blade may be placed in a first position to electrically couple a first power source electrical contact to a load electrical contact and in a second position to electrically couple a second power source electrical contact to the load electrical contact. T-shaped and v-shaped blade implementations are examples of configurations that may be used.

Abstract: A push and rotation operating type electronic component that allows for rotary manipulation in a tangential direction of a peripheral surface of a cylindrical operating knob projecting from a control surface of an apparatus, and also for pushing manipulation in a direction toward a central axis of rotation of the knob. The electronic component provides for a reduction in overall dimensions of a main portion, thereby reducing a height size of an enclosure of the end-use apparatus, smooth movement to a depressing manipulation, and easy to assemble.

Abstract: A composite switch comprises a first fixed contact unit and a second fixed contact unit which are disposed on the surface of a substrate in such a manner as to be symmetrical about a reference line which is perpendicular to the surface of the substrate, a first rotating contact unit which contacts with the first fixed contact unit or the second fixed contact unit, and a second rotating contact unit which contacts with the second fixed contact unit or the first fixed contact unit. Both rotating contact units are respectively held by a rotating member which rotates on an axis along the reference line. A first facing contact leg is electrically connected to the first rotating contact unit and a second facing contact leg is electrically connected to the second rotating contact unit, wherein the two facing contact legs are disposed in such a manner as to face each other across the reference line.

Abstract: In a multiple operation type electrical part of the invention, a clicking member is disposed between an insulating base member, being a component part of a first rotary electrical part, and a second rotary member, being a component part of a second rotary electrical part. Therefore, it is possible to provide a very small multiple operation type electrical part whose size in the axial direction thereof is reduced. Conventional multiple operation type electrical parts require, in addition to a first rotary electrical part, a clicking mechanism formed by two cases, a clicking member, and a rotary member. Therefore, conventional multiple operation type electrical parts use a large number of parts, is expensive, has poor productivity, and is large in the axial direction thereof. The multiple operation type electrical part overcomes these problems.

Abstract: A rotary matrix switch allows arbitrary selection from among different electrical connection configurations between m input terminals and n output terminals by rotation of a shaft or dial. A rotary shaft has a plurality of contact mechanisms at spaced locations and angular positions. The locations of the contact mechanisms correspond to individual contacts between the input and output terminals. The contact mechanisms may be lobes, indentations, conductive strips, or the like. Rotation of the shaft selectively engages ones of the contact mechanism to connect electrically various input and output terminals. The rotary shaft is removable to allow for the ability to make field upgrades and provide new configurations of connections. One embodiment of the invention can function as a telephone headset adapter, wherein rotation of a shaft allows the user to choose easily from among different handset port wiring configurations.

Abstract: A multi-directional input device according to the present invention is operated by the movement in the axial direction of an operation member, and a push-switch generating an electrical signal is arranged at an end of the operation member in the axial direction, thereby reducing the dimension in the thickness direction to obtain a thin multi-directional input device.

Abstract: A push and rotary operating type electronic device includes: a cylindrical operating knob supported rotatably about an axis extending through both end surfaces; a rotary contact plate having an electric contact surface, and disposed on one of the end surfaces of the cylindrical operating knob; a rotatable body supported rotatably at one side of it, and for rotatably supporting the cylindrical operating knob; a substrate body for rotatably supporting the cylindrical operating knob and the rotatable body as an integral unit; a push-to-operate type component disposed on the substrate body in a position apart from a supporting portion of the rotatable body in such a manner as to be actuated by a rotational movement of the rotatable body; and a contact bar having a flexible contact blade at one end for contacting resiliently with the electric contact surface provided on the rotary contact plate and an externally connecting terminal at the other end, and fixed to the substrate body.

Abstract: A manually movable switch selector (14) includes a rotary knob (16) and a thumb wheel (18). The rotary knob (16) is configured for rotation about a first axis (19). The thumb wheel (18) is supported on the rotary knob (16) for rotation relative to the rotary knob (16) about a second axis (29) perpendicular to the first axis (19).

Abstract: A rotary switch includes a housing (14) with a pair of fixed select terminals (44a, 44b) and a fixed common terminal (44c). A rotor (28) that can pivot about an axis (A1), carries a connector (48) with a contact pad (60) for engaging one of the select contacts at a time and a common contact (58) for engaging the common terminal on the housing. The common terminal on the housing is in the form of a track extending in an arc centered on the rotor axis to enable the common contact to remain in continuous engagement with the common terminal as the rotor turns. The common contact on the rotor forms a pair of tabs (62) that slideably engage opposite sides of the track. The connector on the rotor can shift radially to the axis, and is biased by a spring (64) to urge the contact pad toward a select terminal. A cam arrangement shifts the contact pad radially away from a select terminal as the rotor begins to turn from a center position, to minimize the duration of electric arcs.

Abstract: A neutral start switch has a base on which stationary contacts are arranged and a rotor on which movable contacts capable of contacting the stationary contacts are disposed. The stationary contacts include reverse lamp contacts connected to a reverse lamp lighting circuit, position stationary contacts connected to a position signal circuit provided in an electronic control device, and starter stationary contacts connected to a starter motor driving circuit. The contacts are arranged so that contact portions of the movable contacts that contact the reverse lamp stationary contacts are different from contact portions of the movable contacts that contact the other stationary contacts, thereby preventing carbonized powder produced by spark at the time of the closure and opening of the reverse lamp contacts from causing a contact failure of another contact.

Abstract: A push button style power switch using a switching button to control movement of a curved sheet to form an electric power on or off state, the power switch is comprised of a base, a power control portion, a switching button and a cover. Wherein the power control portion is provided with a first conducting piece, a second conducting piece and a curved sheet. The conducting pieces connect respectively with two connecting ends of a wire of a power line. The curved sheet is mounted on the first conducting piece. When the switching button is pushed down, it lowers a bottom control tip beneath it to render the tailing end having a small boss of the curved sheet to move down/raise and press/leave the second conducting piece to make electric connection/circuit breaking of the power line. Therefore, this is a power switch structure capable of fast switching.

Abstract: A multi-position rotary switch for switching among three power sources or batteries to maintain at least one of the power sources or batteries in service while switching among positions providing separate service from each of the three power sources or batteries and service of two power sources in series while the other power sources is in service which includes a stator of suitable insulating material having a series of discrete electrical conductor segments in two concentric circular paths with the positive terminal of each of the three power sources connected to a discrete segment and with the negative terminals of two of the three power sources connected to a discrete segment and the negative terminal of the other of the three power sources connected to a discrete segment; the discrete segments are arranged in a pattern such that the switch rotor having three radial shorting conductor bars for intermittently coupling discrete segments between the two circular paths upon sequential rotation from off throug

Abstract: Revolving contact-points board (2) is provided with a ring contact-point (8) sand a radial contact-point (9) on the bottom surface, while fitting substrate (1) is provided with an elastic contact-point 11 for switch and elastic contact-points (13, 14) for revolution signal. Underneath the fitting substrate (1), a sliding plate (7) made of an elastic metal sheet is provided for regulating the movement in horizontal direction of the revolving contact-points board 2. With a push of the round operation knob (3) fixed on the revolving contact-points board (2) in the horizontal direction, the ring contact-point (8) makes contact with the contact-point (11) to generate a switch signal. With a revolution of the operation knob (3), the radial contact-point (9) makes contact with the contact-points (13, 14) to generate a pulse signal.

Abstract: A switch apparatus includes a push button switch having a shaft portion and a rotary switch having a rotation operating portion which rotates about the shaft portion of the push button switch. The switch also includes a push button switch contact member and a rotary switch contact member. The push button switch contact member is actuated in accordance with a movement of the shaft portion of the push button switch. The rotary switch contact member is actuated in accordance with rotation of the rotation operating portion. The push button contact member and the rotary switch contact member are spaced from one another along the shaft portion of the push button switch.

Abstract: A rotary switch includes an insulative first housing with first and second terminals, and an insulative second housing. The first housing has a top wall with an axial hole formed therein, a bottom wall with a socket-like cavity formed therein, an upright side wall lateral to the top wall, and a shaft journalled in the axial hole to rotate stepwise relative to the top wall. The first terminals have first connecting end portions extending outwardly of the upright side wall. The second terminals have second connecting end portions extending axially from the axial hole and outwardly of the bottom wall at a distal end thereof relative to the upright side wall. The second connecting end portions are longer than the first connecting end portion so that each of the second connecting end portion forms a protracted intermediate segment and a connecting end segment for electrical connection. The second housing is molded around portions of the protracted intermediate segments of the second terminals.

Abstract: An inverter by pass safety switch for rerouting electrical power either through or around AC variable frequency inverter drives during electrical disturbances, thus allowing a motor to continue operation. The switch works in a mechanical fashion, and comprises a contact block containing electrical contacts and cams operably connected to the contacts and mounted on a shaft that can be turned by an operator. The cams are shaped and mounted on the shaft in such a way to provide a desired switching pattern when the shaft is manually rotated.

Abstract: A coding device includes a contact carrier (3) and a coding disk (4) that can be set in a plurality of rotary positions relative to the contact carrier (3) to set corresponding codes. Moreover, the coding disk (4) is displaceable between an inactive position, in which it is spaced apart from the contact carrier (3) and no code is effective, and an active position, in which a code corresponding to the rotary position of the coding disk (4) is set on the contact carrier (3). Because a desired code can be selected by rotating the coding disk (4) to the corresponding rotary position while the coding disk is in its inactive position, the code selection can be effected in a potential-free manner.

Abstract: A rotatively-operated electronic component with a push switch includes a rotatable operation knob. A rotary contact plate is connected to the operation knob for motion together with the operation knob. Resilient contact arms provided on an attachment base plate touch the rotary contact plate. The resilient contact arms and the contact plate cooperate to generate an electric signal in response to rotation of the operation knob. A drive member connected to the attachment base plate rotatably supports the rotary contact plate. The drive member is swingable relative to the attachment base plate. The drive member is allowed to swing relative to the attachment base plate by application of a force to the operation knob. A push switch portion is supported on the attachment base plate. The push switch portion is actuated in response to swing of the drive member relative to the attachment base plate by the application of the force to the operation knob.

Abstract: A multi-positional electrical switch is provided for use in a child's riding toy wherein a power source is connected to a plurality of motors in selected alternative configurations so as to impart varying rotational motion to the toy's driven wheels. The switch includes a stationary base with a plurality of stationary contacts, and a manually operable selector mechanism which carries an arrangement of electrically conductive bridges capable of variously connecting the contacts of the base plate. Each such contact is electrically connected to a predetermined terminal of the motors and power source so as to provide electrical input and output to each motor through the switch. The bridges move unitarily with the selector mechanism, alternatively placing the toy's drive system in a high-speed forward configuration, a low-speed forward configuration or a low-speed reverse configuration.

Abstract: A microwave oven has a cooking time selecting unit and a cooking power selecting unit. The cooking time selecting unit has a first shaft which extends through a control panel and a first knob is mounted on the first shaft. The cooking power selecting unit has a second shaft which is disposed parallel to the first shaft and extends through the control panel. A second knob is mounted on the first shaft and has an outwardly open recess in which the first knob is freely rotatably disposed. A rotary power transmitter such as an idler gear or a timing belt interconnects the second knob and second shaft.

Abstract: A microwave oven includes a magnetron for performing a microwave cooking function, and a separate electric heater element for performing a grilling function. A single control knob on a control panel serves to activate the magnetron and heater element, as well as selecting an output power of the magnetron. By actuating that single knob a user can select cooking operations solely by microwaves only, or solely by the heating element, or by a combination of both. A separate knob on the control panel enables a cooking time to be selected.

Abstract: A membrane switch having a rotary motion detection function comprises a flexible sheet, in which movable electrodes are formed that correspond to multiple keys, and a printed wiring board, in which fixed electrodes are formed that correspond to the movable electrodes. The flexible sheet and printed wiring board are arranged in layers so that the movable and fixed electrodes face each other with a prescribed spacing between them. When any key on the membrane switch is pressed and thus turned on, that key's signal is detected. When multiple keys are turned on in succession within a prescribed time interval, codes are sent that correspond to the direction and speed of movement of the sequence of turned-on keys. The rotary motion keys are arranged in a circle. The codes that correspond to the direction and speed of shift of the turned-on keys are preset in a microprocessor. The rotary motion keys can be arranged on the same board with other general keys to make up a remote control device.

Abstract: A plurality of contacts for rotary switches are concentrically formed on a printed circuit board accommodated in a case. A fixed cylinder is disposed opposite to the concentric arrangement of the contacts. A rotary shaft of a first rotary knob pierces through and supports the fixed cylinder so as to drive slidable contact pieces for a first rotary switch. A rotary cylinder which functions as a rotary shaft of a second rotary knob is fitted to the outer periphery of the fixed cylinder so as to drive slidable contact pieces for a second rotary switch. Spring coils for the first and second rotary knobs are mounted on the fixed cylinder. The spring coils provide the first and second rotary knobs with tensions for their rotation reference positions. Thus, the positions of slidable contact pieces of the rotary switches are elastically maintained to their reference angle positions.

Abstract: A data transfer switch has a casing and a linking unit which is rotatably provided inside the casing and which includes a plurality of interconnected linking pieces. Each of the linking pieces is a relatively thin cylindrical insulator and has one side which is provided with an axial tubular projection that extends toward an adjacent one of the linking pieces so as to form an annular groove between each of the linking pieces and the adjacent one of the linking pieces. A plurality of connector pin sets are mounted on a side wall of the casing. Each of the connector pin sets has a plurality of connector pins which respectively extend into a corresponding annular groove of the linking unit. A conductive pattern is provided on each of the linking pieces at each annular groove.

Abstract: A blocking device for selectively restricting the movement of a multi-position electric switch between predetermined closed positions without restricting the switch's movement to an open non-conducting position. The blocking device includes a restrictive arm which can be quickly and easily connected or disengaged from the switch and further includes a retainer for insuring correct connection of the arm to the switch. The blocking device also serves as an indicator of the position currently occupied by the switch.

Abstract: A cylindrical step selector for stepped transformer has its contact rings supported by horizontal conductors which extend out of the insulated cylinder surrounding the shaft which can displace the contact bridge along such ring and into engagement with a fixed contact. Externally of the cylinder, the conductors are aligned one above the other so as to be engageable by a pair of clamping bars which provide additional bracing. The conductors may be turned upwardly along these bars and held to the latter by straps.

Abstract: A novel rotary switch includes metal contact segments integrally molded into annular plastic frame members which segments are then further sealed to prevent passage of flux or other contaminants from reaching the interior of the switch. Further, each contact segment has an arcuate interior contact portion which engages a rotating bridging member on the inner periphery of the arcuate surface. The arcuate segments are spaced together so that the bridging member that conducts signals to the arcuate surface never contacts a plastic surface. A toothed member is provided to cam the bridging member out of contact with one contact segment before making contact with the next adjacent contact segment.

Abstract: An electric switch including a stator with a plurality of contact studs, a shaft moving inside the stator and having at least one contact stud cooperting with the studs of the stator and a connector comprising a plurality of juxtaposed pins with each pin connected to one of the contact studs of the stator. The connector is fixed against the stator, the pins being disposed at the periphery of the connector so that they surround the stator with each pin extending along the stator and the arrangement of the studs on the stator and that of the pins on the connector is such that one end of each pin faces the corresponding stud and is fixed thereto.

Abstract: A dial device houses switches which have functions related to the dial device. An opening is formed at the front end of the dial knob. Switch operating parts for these switches housed in the dial device are exposed through the opening. The switches are attached to a member such as the shaft by which the dial knob is supported, and these switches and their operating parts are left not turned even when the dial knob is turned.

Abstract: A multipolar rotary switch, in particular a cam switch, is constituted by a stack of wafers with the contact elements and the connection elements being received in chambers lying between end walls and intermediate walls. The end walls and the intermediate walls are provided in the form of molded parts (16) of thermoplastic material and these parts are mechanically assembled to one another and are rigidly fixed together. The molded parts (16) have lugs (50) which, during assembly, overlap the sides of the adjacent molded parts and latch behind projections (62) provided thereon. After latching, the lugs (50) are welded to the side walls of the molded parts (16) in order to provide an assembly which is rigid.

Abstract: The rotary switch consists of a plurality of switch decks and is designed to be mounted on a support (2) by a mounting plate (3). At one of its ends it is operated by a control shaft (4) which actuates contacts by cams (5) located in switch modules (9,10). The moving members of a plurality of electrical contacts are also located in the modules stacked about the control shaft. The switch body is provided with two through holes (13, 14) aligned with the axis of the control shaft (4). One of the holes goes through the mounting plate (3) and the other through an end plate (12), at the opposite end of the switch from the mounting plate. Each through hole allows the shaft to rotate therein as required. The mounting plate (3) and end plate (12) includes a ring recess (15 or 16) for ring (17) serving to limit the angle of shaft rotation. One of the through holes includes a lock (19) for locking against axial movement the assembly formed by the shaft and the cams it controls.

Abstract: A rotatable cylinder having a plurality of drivers mounted therein for axial movement with each driver having a projection thereon extending through openings in the cylinder to engage rotatably mounted rings coaxially positioned around the cylinder and a disk having a depression therein for receiving one of said drivers at a time as the disk and cylinder are rotated. When the disk and cylinder are rotated in one direction a driver positioned in the depression engages an associated ring to rotate the ring. As the disk and cylinder are rotated in an opposite direction the first driver is cammed from the depression and a second driver drops into place. The rings engage different conductors as they rotate to provide the encoding.

Abstract: A rotary switch having a rotor and a housing and providing a plurality of angular switch positions or stages. The switch includes a plurality of radial slots in the housing having stop pins selectively inserted therein. The angular spacing between neighboring slots is twice the position angle or rotation from one switch position to the other. One or two stop bolts are mounted on the rotor at angular positions between the angular positions of a selected pair of stop pins in the housing. The stop bolts are separated from one another by a spacing equal to the position angle of rotation. The stop bolts engage the stop pins to limit the desired number of stages or switch positions. By selecting a corresponding combination of one or more stop pins and the arrangement of one or two stop bolts, any odd or even number of switch positions, each separated by the minimum angle or rotation, can be selected.

Abstract: A dual shaft rotary electric device comprises inner and outer concentric shafts, slider supports attached to the inner and outer shafts respectively, sliders attached to the slider supports respectively, and insulating substrates stacked in the longitudinal direction of the dual shaft arrangement and respectively correspondingly to said sliders. An insulating spacer is inserted between the insulating substrates, and is held in place by opposite arms of a front side plate.

Abstract: A switch assembly of the rotary and/or push-pull type is made up of a plurality of stacked switch section including rotary switch sections and/or push-pull switch sections, all actuated by a common central shaft. In the rotary sections, there are at least one pair of terminals, a rotary cam rotatable with the shaft, a substantially rigid cam follower contact arm biased against the rotary cam and movable, with rotation of the cam, between open and closed positions. The contact arm is hinged on and electrically connected with one of the pair of terminals. The other end of the contact arm has a dog-leg section and a resilient conductive leaf, favorably formed of beryllium-copper, on which a movable contact is mounted. The flexing of the leaf brings about wiping action of the movable contact when it closes onto a fixed contact connected with the other terminal. The push-pull switch sections have an axially movable carrier also including a flexible resilient leaf member on which movable contacts are mounted.