Abstract: The disclosure provides a hydraulic switch including a casing, a first cable, a second cable, an electrically conductive piston and a first magnetic conductive component. The casing has a chamber and a liquid channel connected to the chamber. The first cable is disposed through the casing, and the first electrical connection portion of that is located in the chamber. The second cable is disposed through the casing, and a second electrical connection portion of that is located in the chamber. The electrically conductive piston movably is disposed in the chamber. When the electrically conductive piston is in an electrically connected position, the electrically conductive piston is in electrical contact with the first electrical connection portion and the second electrical connection portion. The first magnetic conductive component is configured to provide a magnetic force to move the electrically conductive piston toward an electrically disconnected position.

Abstract: A switching device including a frame, a first fixed contact member having a first contact area, and a first movable contact member having a first contact arm provided with a contact area. The first movable contact member is adapted to pivot relative to the frame around a first pivoting axis between a first position and a second position. The switching device includes a spreader member that is adapted to provide a first intermediate position for the first movable contact member in which a projection of the contact area of the first contact arm overlaps at least partially with a projection of the first contact area on a switch plane perpendicular to the first pivoting axis while the contact area of the first contact arm is spaced apart from the first contact area.

Abstract: A power supply circuit breaker device (1) is configured to include: a fixed-side connector device (2) provided partway along a power supply circuit (D); a movable-side connector device (3) which engages/disengages with the fixed-side connector device (2) to turn ON/OFF the power supply circuit (D); and a rotary connection mechanism (4) for engagement/disengagement between the connector devices and turning ON/OFF the power supply circuit. The rotary connection mechanism (4) is configured such that, in the engagement/disengagement between the connector devices and the turning ON/OFF of the power supply circuit, the movable-side connector device (3) is made linearly movable along an engagement direction (P), and the movable-side connector device (3) is made rotatably movable in a direction (Q) around a rotation axis parallel to the engagement direction (P).

Abstract: A lid element which can be connected to a further housing part for closing an opening in the housing part is formed in one piece as a molded part. The lid element includes a base plate on which several lugs are formed which extend from the base plate. The lugs are arranged on the base plate relative to the housing part in such a manner that the lugs, when the housing part and the lid element are put together, extend into indentations provided in the housing part after they have been plastically bent toward the housing part.

Abstract: The invention provides a movable contact movable on a fixed contact or a resistor. The movable contact includes first and second sliders. The first and second sliders are arranged in such a manner as to slide along different sliding tracks from each other on the fixed contact or the resistor in accordance with movement of the movable contact.

Abstract: A stationary contact for a rotary switch is provided. The stationary contact includes a connection portion for connecting to a conductor and a first portion being a contact portion for connecting the stationary contact to a rotary contact. The stationary contact also includes a second portion being a support portion for supporting the stationary contact to a switch body. The contact portion and support portion extend in the same angle from the connection portion. A method of mounting a rotary switch is also provided.

Abstract: A switch device includes a switch shifting a pair of input and output terminals in a housing and a manipulation knob for shifting the switch. The manipulation knob includes a rotating member rotatable to a plurality of rotating positions relative to the housing and a sliding member rotating with the rotating member and slidable along both positive and negative directions at each of the plurality of rotating positions, so that the manipulation knob is interconnected with a rotary shaft member which rotates with the rotating member. The switch gives an output corresponding to each direction according to the sliding of the sliding member in both the positive and negative directions even though the manipulation knob is at any one of the plurality of rotating positions. The rotary shaft member has a shifting unit for driving an external shifting mechanism accompanied by the rotating.

Abstract: A multiposition switch that comprises a base member accommodating a plurality contact members, respectively. The plurality of contact members are adapted to electrically mate to a host printed circuit board. A routing subassembly is rotatably coupled to the base member. The routing subassembly includes a routing member that defines a plurality of electrical paths between the contact members for switching between combined and uncombined positions. An actuator is coupled to the rotating member for rotating the routing member with respect to the base member between the combined and uncombined positions.

Abstract: A switch assembly and an earphone set having the same. The switch assembly includes a first plate in which a board is mounted, a second plate installed opposite the first plate, a connection member provided between the first and second plates so as to resiliently connect the first and second plates, a plurality of first contacts provided on a rear face thereof in order to selectively connect a circuit of the board, and a plurality of second contacts provided on a front face thereof in correspondence to the first contacts.

Abstract: The invention provides a movable contact movable on a fixed contact or a resistor. The movable contact includes first and second sliders. The first and second sliders are arranged in such a manner as to slide along different sliding tracks from each other on the fixed contact or the resistor in accordance with movement of the movable contact.

Abstract: On a pivot bolt which rotatably and pivotally supports a side stand bar on a vehicle-body-side bracket, a switch unit which is constituted of a base and a rotary made of a resin and detects a rotational position of the side stand bar is mounted. A first engaging mechanism which is constituted of a groove and a projection is arranged between a cylindrical portion formed on the rotary and an engaging shaft and, at the same time, a second engaging mechanism which is constituted of a groove and a projection is arranged between the base and the cylindrical portion. The rotary on which a movable contact formed of a leaf spring is mounted allows a positioning pin which is formed on one end portion thereof to be engaged with a pin hole formed in a pivot portion and hence, the rotary is integrally rotated with the side stand bar.

Abstract: A Z-directed switch component is mountable within the thickness of the PCB having a conductive trace on at least one of a top surface and bottom surface thereof, at least one internal layer having an internal conductive trace between the top and bottom surfaces and a mounting hole passing through the conductive traces on at least two of the top surface, the bottom surface and the at least one internal layer of the PCB. The Z-directed switch component comprises an insulative body having a top surface, a bottom surface and side surface, a length L, and a cross-sectional shape that is insertable into the mounting hole in the PCB. The side surface has a channel disposed therein extending toward the top and bottom surfaces. A compressive conductive member is disposed in and along the channel and having a portion thereof extending out beyond the side surface of the body.

Abstract: An electrical rotary switch has a rotor with a periphery, a moving contact on the rotor and several connected parts adjacent the rotor periphery, and four fixed contacts around the rotor for short-circuiting by the moving contact. Each fixed contact has first, second, and third integrally connected sections. The first section bears resiliently against the rotor periphery for sliding contact with the moving contact parts. The second section turns through an angle larger than 135° from the first section. The third section turns through an angle smaller than 90° from the second section for connection of an electrical cable by self-gripping. The moving contact has an undulating profile matching with that of an adjacent part of the rotor periphery.

Abstract: A computer peripheral device includes a first housing, a second housing, a connecting member and a judging circuit. The connecting member is made of a conducting material and includes a rotating shaft. The second housing is rotatable relative to the first housing with rotation of the rotating shaft, so that the computer peripheral device is switched between a first configuration and a second configuration. The judging circuit includes a first conducting contact and a second conducting contact. The judging circuit activates a first function when the computer peripheral device is adjusted to the first configuration such that the first conducting contact is electrically connected to the second conducting contact through the connecting member. The judging circuit activates a second function when the computer peripheral device is adjusted to the second configuration such that the electrical connection between the first conducting contact and the second conducting contact is interrupted.

Abstract: Electronic equipment control of a parameter of electronic equipment includes contacts on relatively movable connectors to provide control output for the electronic equipment, a connector member connects electrically with a further connector members, and a direction decoder receives inputs from the contacts representing relative motion between the further connector member and the connector member to provide such control output. A method of adjusting a parameter of electronic equipment includes effecting relative movement between connected parts of an electrical connector, and using a number of contacts on the connected parts obtaining a representation of such relative movement adjusting such parameter.

Abstract: Rotary body 22 is provided with storing hole 22E, 22F in two positions point-symmetrical to the rotational center at the upper part of flange 22C, and retainers 26, 27 having steel balls 25A, 25B, steel ball receiving holes 26A, 27A, coil springs 28A, 28B are stored therein from the opening side in order, and steel ball receiving hole 26A of one retainer 26 is provided with a tolerance that enables steel ball 25A to slightly move in the horizontal direction, and click plate 24 on which steel balls 25A, 25B are resiliently contacted is disposed between rotary body 22 and bearing 23, and as a result, it is possible to maintain rhythmical clicking and clicking sound even in case of repeating the rotating operation.

Abstract: An electrical rotary switch has a casing, a rotor supported within the casing for rotation, a moving contact mounted on the rotor for rotation with the rotor, and four fixed contacts located laterally of the rotor for short-circuiting by the moving contact. Each fixed contact has a contact body in the casing for contact by the moving contact and a leg extending from the contact body and projecting out of the casing for insertion through a circuit board and soldering to the circuit board for mechanical and electrical connection.

Abstract: A relay, in particular for radio-frequency applications, has at least one first contact electrically connected with a first conductor trace, the first contact in a contact position can be selectively electrically connected by a mechanical actuator with at least two second contacts electrically connected with at least one second conductor trace. The relay has a spatially fixed first circuit board with the first contact and the first conductor trace and a second circuit board with the second contacts and the second conductor trace that can be moved against the first circuit board into various contact positions by the mechanical actuator.

Abstract: A line switch able to modulate light includes an upper cover, a lower cover and a rotary selector positioned between the upper and the lower cover. When the rotary selector is turned clockwise, the line switch can turn on and modulate light to be half bright, and when the rotary selector is further continuously turned clockwise, light can be modulated to be fully bright, but when the rotary selector is further turned clockwise again to return to the original position, the line switch will be under an OFF condition again. Thus the line switch has two stages of different lighting in addition to the function of turning on and off.

Abstract: A knob module is set on a circuit board of an electric device and comprises: a pedestal fixed on the circuit board with a plurality of interference parts and a pivotally connecting part; a rotative body with a plurality of pivotally connecting bodies corresponding to the pivotally connecting part and a plurality of interference bodies corresponding to the interference part, the rotative body is connected to the pedestal by pivotally connecting the pivotally connecting bodies with the pivotally connecting part, the interference bodies are interfered with the interference part, respectively; and, an elastically contacting piece is fixed on the rotative body, a first contacting part and a second contacting part of the elastically contacting piece are situated on the outer and inner circle of the pivot rod, the first contacting part and a second contacting part are electrically connected to corresponding places of the circuit board.

Abstract: A mode selection device and a multi-function button containing such a device are provided. The mode selection device includes a case, a chassis and a dial. The case has a hole; the chassis, lying under the case, includes a latch and a set of slots. The latch is between the slots. The dial, installed in the hole, includes a recess and a set of protuberances corresponding to the slots. The recess is located in the center of the dial. The protuberances are located under the dial and engage with the slots. When the latch engages with an edge of the dial, the latch, the slots and the protuberances together keep the relative position between the dial and the chassis unchanged.

Abstract: A rotary manipulation type electronic component includes a space formed by a case. A base houses a rotating body holding a resilient contact as a movable element. A comb-like contact is formed as a fixed element. A first bushing in the case and a second bushing in the base rotatably support a rotating shaft that rotates together with the rotating body. An inner bottom face of a cap-shaped knob is secured onto an end of the rotating shaft so that the knob receives a barrel portion, which supports the rotating shaft as a portion of the case.

Abstract: An operational control is provided for setting an actuating variable, more particularly a set point for a motor vehicle air conditioner, having a rotary knob, having at least two contact tracks and one elastic wiper contact element that is in contact by means of at least one wiper contact with a contact track, wherein the contact tracks are joined to the rotary knob so as to be nonrotatable with respect thereto and in that the wiper contact elements are provided with an additional elastic wiper contact facing the printed circuit board.

Abstract: A function switch includes a switch base fixed to an apparatus and formed with a plurality of angularly spaced pitches, a knob base disposed rotatably within an annular opening in the switch base, an external knob disposed on the switch seat and connected securely to the knob base for co-rotation therewith, and a spring member fixed to the knob base and having a resilient extension portion with engaging tongue slidably engaging the switch base to prevent removal therebetween. The engaging tongue collides against a respective groove to generate a clicking sound when the external knob is turned together with the knob base with respect to the switch base.

Abstract: To reduce the number of components for facilitating assembly and parts management, and to ensure prevention of rattling of the movable block, a switch contact structure is disclosed, which comprises a substrate 63, a movable block 67 disposed so as to be movable along the substrate 63, a fixed contact 89 mounted on the substrate 63, and a movable contact mounted on the movable block 67, the movable contact being brought into and out of contact with the fixed contact 89 by the movement of the movable block 67 along the substrate 63, wherein the movable block 67 is provided with a resin spring portion 107 formed integrally therewith for urging the movable block 67 toward the substrate 63, and the movable contact plated or printed on the surface facing toward the substrate 63.

Abstract: A contact 24 is fitted to an insulator complete 25, and the contact 24 is adapted to rotate in correspondence with the operation of an operation knob. The length of an arm 38 among arm portions 37 to 39 which are provided on the contact 24 is set to be shorter than the other arm portions 37 and 39. As a result, fixed contacts 40a and 41a with which movable contacts 37a and 38a provided at distal ends of the arms 37 and 38 are brought into contact can be arranged at concentric positions, thereby making it possible to increase the number of contacts. In this case, since a relay for a small-current load is connected to the fixed contact 41a, no hindrance is caused even if the contact force of the second movable contact 38a is set to be small by devising the angles between the respective ones of the arm portions 37 to 39.

Abstract: A key device and an assembled method thereof improves the reliability of the key device and does not deteriorate ease of installation. The key device has a first arm and a second arm. The first arm has a shaft and the second arm has a slot that includes the first and second portions. The shaft and the slot are movably connected so that the first arm and the second arm form a scissors-like structure. When the shaft is located in the first portion of the slot, the shaft is allowed to rotate and to slide. When the shaft is located in the second portion of the slot, the shaft is allowed to rotate but not to slide. The present invention also provides an assembled method for the key device as stated above.

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: A rotary switch includes a switch housing formed with a plurality of barriers. The barriers are formed with retention notches such that two wires of an electrical cable can be securely retained in the switch housing.

Abstract: A rotary switch is contained inside a knob. The switch operates on a surface of an electrical device. The switch has a rotating housing, an axle, an axle bearing, switch contacts, and a knob, in which the knob is the housing, and the knob, axle, axle bearing, and switch contacts are all located external to the surface of the electrical device, and are all contained within a space defined by a surface of the knob.

Abstract: A rotary type electronic component includes (a) a bearing formed of a cylindrical section and a substrate on which the cylindrical section is situated, (b) a rotary shaft formed of an upper section protruding from the bearing, a mid section journaled by the bearing, and a lower section having a flange with a hole which communicates with a recess formed axially in the shaft, (c) a case coupled with a lower face of the substrate so that the case covers the lower section of the shaft, and on its bottom plate having fixed contacts corresponding to movable contacts, (d) a spring housed in the recess of the shaft and biasing from inner section of the recess toward the bottom plate of the case, and (e) a frictional plate having a hole in the axial direction, engaging with a rim of recess opening, being urged by the spring against the bottom plate of the case, following the rotation of the shaft and yet moving axially and independently of the shaft.

Abstract: A control switch for an automatic vehicle transmission comprises a movable body turning in association with an operation of a gearshift lever of the automatic vehicle transmission provided in an automobile and a housing storing the movable body and having fixed contacts to be brought in and out of touch with movable contacts in consequence of the turn of the movable body. The control switch indicates a shift position of the automatic vehicle transmission in accordance with a position of the fixed contacts. Wherein a ventilation hole communicating interior to exterior of the housing is opened at a face at a side of the housing where the housing is mounted to the automobile.

Abstract: Most prior-art switch inserts for rotary switches of a type including wiped segments and a switch wiper have a tall construction, and are unsuitable for carrying high current loads. In a switch insert of this invention, wiped segments (5) are arranged inside a plastic plate (8) so that they can be contacted from another side by a further switch wiper (9) having contacts (10) arranged in a mirror image of contacts (11) of a first switch wiper (7), with the further switch wiper (9) having positioning lugs (12) that extend through control recesses (13) of the first switch wiper (7) to accept a leaf spring (15) in a locking slot (14) thereof on the other side. The leaf spring supports itself by resiliently bracing on a surface of the first switch wiper (7) facing away from the contacts (11), and thereby loads the contacts (10, 11) of both switch wipers (7, 9) against the wiped segments (5). Generally switch inserts structured according to this invention provide an extremely flat construction.

Abstract: An improved switch design with power cable locking capability. A lower housing has at one end of its internal sides a receptacle for a power cord fitting in it firmly. At its other internal side, a passage is provided between two deflectors for two ends of a sheared power cord, with each cord end being bent round in order to hold them in the receptacle firmly. Blade/leaf conductors are provided which have a convex end and an elastic design so that when the upper and the lower housings are assembled together, the convex end of the blade/leaf conductors will contact with the copper switching conductor on the switching wheel. The switch design provides reliable electrical conduction, prevents breakage and electrical leakage, and provides a secure electrical connection even in the case of an applied foreign force.

Abstract: A switch sensor is provided including a housing. A switch circuitry is disposed within the housing. An electrical contactor carrier is movably mounted within the housing. The electrical contactor carrier includes a shear pin hole and the housing includes a corresponding hole which each receive a shear pin therein for holding the electrical contactor carrier in a predetermined position relative to the housing during installation. The shear pin is totally contained on the inside of the switch.

Abstract: A rotary electrical switch for panel mounting in a motor vehicle for control of a blower motor of a heating, ventilating and/or air conditioning installation, includes a set of conductive contact strips. These comprise coplanar primary strips and a secondary strip for power supply. The switch has a body mounted for rotation about an axis at right angles to the plane of the coplanar contact strips. The body supports a radial ring member which is bent back into two half rings with conductive radial projecting portions connected together electrically. Each projecting portion carries at its end an arm having two contact pads for making contact with the primary contact strips in two parallel planes. The projecting portions have at least one third pad for making a further contact with the secondary contact strip in one of the two planes.

Abstract: In a position detecting switch, a first movable contact is disposed in a first receptacle formed in a sliding body and is urged toward a casing member by a first spring so as to engage first and second stationary contacts mounted in the casing member when the sliding body is in a selected position. In order to prevent non-contact due to rotating moment of the first movable contact relative to the stationary contacts one or more features for inhibiting or reducing the relative moment are provided such as: (1) The first and second stationary contacts can be urged toward the first movable contact by fourth and fifth springs. (2) An elastic member or members can be disposed in a clearance between end walls of the sliding body and walls of the first receptacle. (3) The first spring can be restrained to apply its load to a substantially middle portion of the movable contact. (4) A plurality of the first springs can be provided to apply load the movable contact at a plurality of locations in a lengthwise direction.

Abstract: A manually operated switch device with small operating play and precise function for the control of electrical equipment which includes a switch housing which has stationary contacts adapted thereto, and a contact bridging element with moving contacts which is adapted to be movable. The switch is operated by means of an actuating member which is movable in the interior of the switch housing and which is capable of transferring, by a rotational motion of the actuating member, the moving contacts for engaging and disengaging with the stationary contacts, and by means of a transmission means for converting the rotational motion of the actuating member into an axial motion. Springs are adapted to cooperate with the transmission means for exerting a spring force onto said transmission means for engaging and disengaging said contacts by having at least two springs located at the opposite sides of the actuating member for exerting a symmetrical spring force on said actuating member and said transmission means.

Abstract: A lamp socket injection molded of thermo plastic in one simple piece for greater safety, plus a switch handle, or actuator. The socket is quickly assembled without tools or stripped bare wires by inserting an insulated electric wire (12) into a close fitting channel (11) in the socket base and then snap-in locking a rotatable switch actuator (9) which drives two puncture pin sets (3 & 8) into both sides of the wire instantly completing the socket circuitry. The switch handle (9), or plug in switchless models, and switch bore (4) also contain a simplified novel on/off design in the form of a springy metal conductive means (10) which transverses the switch handle stem and alternately springs "on" into two conductive means cavities (4-1 & 4-3) and then "off" into two neutral cavities (4-2 & 4-4) which circumscribe the switch bore (4) as the switch is articulated clockwise. This eliminates prior art potential faulty springs, pawls or ratchets.

Abstract: A rotary switch is mounted in a housing having a hollow interior. The rotary switch includes a shaft, which rotatably extends through a male threaded mounting. The rotatable shaft defines a bore which extends from an inlet defined on an exterior surface of the shaft, through a length of the shaft. The bore communicates with an outlet defined in the exterior surface of the shaft. The outlet is disposed within the hollow interior of the housing, while the inlet of the bore is positioned external to the housing. The bore defines a passageway within the body of the shaft through which a cleaning fluid may pass. The inlet of the bore is covered by a knob which is removably secured to the shaft. A first contact is connected to the rotatable shaft. A second contact is disposed within the interior of the housing for contacting the first contact. The first contact is also disposed within the interior of the housing. The bore may be used in cleaning the contacts positioned within the interior of the housing.

Abstract: Shaft holes 12 and 22 are formed on each pivot portion of a switch case 10 having an unfolded fan shaped concave body 11. A stationary contact base 20 covers the concave body, and a corresponding end portion of a shaft holder 40 are fitted into the respective holes to rotate freely. In addition, positioning through-holes 18 and 27 are formed at each corresponding portion of the switch case 10 and the stationary contact base 20. Either the switch case 10 side or the stationary contact base side 20 is set on an assembly jig 80 toward these shaft holes 12 and 22 and the positioning holes 17 and 27. As a result, the lever 72 can be engaged from either side of the switch case 10 or the stationary contact base 20.

Abstract: A three-position rotary door lock switch assembly for automobiles is provided. The switch assembly includes a rotor with reversely curved rotor contact beams having a dual radiussed contact zone with upturned edges which provide good contact and minimize gouging or grooving of the associated stator contacts. The switch assembly also includes a housing assembly sealed to keep out environmental contaminants and moisture. Additional sealing is provided at the area where the wires enter the assembly between the housings and the rotor.

Abstract: An improved multistage switch with a small size, convenience in assembly and excellent sensitivity. The multistage switch includes a pedestal and a cover engaged with the pedestal. The pedestal defines a central recess therein and has a boss extending upwardly from a base defining the central recess. An input conductive strip, an output conductive strip and a central conductive strip are respectively disposed within the central recess of the pedestal. An input wire connected with the input conductive strip and an output wire connected with the output conductive strip are respectively received within a pair of channels defined in the pedestal. A diode is received within a cavity defined in the pedestal and connected between the input conductive strip and the central conductive strip. A star wheel combined with a conductive base is rotatably mounted on the boss.

Abstract: A double-grid mechanical encoder is provided which includes a wheel mounted around a shaft, a metal spring unit adapted to provide power supply to the wheel and to produce different voltages to an external circuit, enabling it to detect the revolving direction and amount of movement of the wheel. The wheel has two metal cores disposed on opposite sides and electrically connected together. Two annular grids are respectively disposed on opposite sides around the metal core and offset from each other by a predetermined angle. Each of the annular grids has a plurality of electrical conducting portions coupled to the metal core and a plurality of insulative portions radially and alternatively arranged around the corresponding metal core. The metal spring unit includes a first metal spring leaf and a second metal spring leaf of equal size respectively disposed in contact with the two annular grids of the wheel and caused to produce different voltage signals upon the rotary motion of the wheel.

Abstract: A rotary position detector switch suitable for use in hydraulic fluid and having at least three stationary parallel conductive strips of tin plated low carbon steel intermittently over molded with intermediate portions exposed. An insulated rotor has a bus with spaced hardened steel pins with hemispherical ends slidably mounted thereon and bias springs connecting the pins to the bus. One stationary strip is completely exposed and is electrically common and in continuous contact with one pin. For each selected different rotor position combinations of two other pins contact different exposed portion of the remaining strips to give a discrete electrical indication, for each rotor position.

Abstract: A rotary switch assembly for use with a fuel burner valve having a user rotatable shaft. The switch has an annular sleeve which upon being received over the valve shaft is engaged to be rotated by the valve shaft. The rotor has a conductive contact ring frictionally engaging the rotor with inward projections on the ring frictionally engaging torque transmitting grooves formed on the rotor. The rotor is journalled on the switch base which has stationary contacts provided on opposite sides of the rotor. User rotation of the valve shaft causes the rotor to rotate and the wiper contacts complete a circuit between the stationary contacts.

Abstract: An electrical switch for use in the automotive field. The switch preferably has rotary actuation with a plurality of electrical contacts. The electrical switch comprises an insulator body having an internal recess defining a plurality of cavities, each cavity housing a pair of electrical contacts. A detent carrier is at least partially housed within the recess. The detent carrier also defines a cylindrical guide tube having a longitudinal axis. The tube houses a generally cylindrical electrically conductive plunger and a means for moving the plunger forward and backward along the longitudinal axis. When extended, the plunger makes electrical contact with the electrical contacts in a cavity of the insulator body.

Abstract: A switch structure with multiple usages, in which the engaging seat is firmly associated with the main body only by means of engaging the the engaging hooks of the engaging seat with the reverse hooks of the main body without using any screw or rivet. The central shaft of the rotary switch is integrally formed with three arch stopper blocks and between each two arch stopper blocks is formed an acute driving block which such contacts with bent arms of the conductive plates and the connecting plate that when the rotary switch is rotated to rotarily drive the central shaft, the contacts of the central shaft are revolved clockwisely or counterclockwisely to change the positions of the contacts relative to the conductive plates so as to save power. A third conductive wire can be inserted through the other oblique notch of the main body into an insertion hole of the connecting plate to change the switch structure into one with three sets of wires.

Abstract: Rotational switch, in particular gear box switches, comprising a housing carrying terminals (9), the housing being provided with fixed contacts (10) arranged concentrically with one another in two parallel planes (11,12), and a contact bridge (13) electrically connecting the fixed contacts (10), characterized in that, in each plane (11, 12) the fixed contacts (10) consist of at least one printed pattern (14) which patterns in each plane (11, 12) are sprayed on contact carriers (15) equipped with distancing pieces (17) and adapting elements (18). The contact carriers (15) cooperate with a contact module (16), and contact bridge (13) is held via spring loading in a switching member (22) which rotates in the housing (1). The contact bridge (13) thereby slides within the contact volume (2) formed by the distancing piece (17) of the contact carrier (15), over the exposed contact surfaces (21) of the printed pattern (14) which are oriented towards the contact volume (20).