Abstract: A combination for use in aligning a lamp bulb with the principle axis of a reflector is provided. The combination includes a lamp bulb and a lamp base. The lamp bulb has a pair of electrodes and a filament extending between the electrodes. The lamp base is adapted to receive the electrodes of the lamp bulb. The lamp bulb is secured to the base so that the electrodes extend through the base, the lamp bulb is disposed adjacent the base, and the filament of the lamp bulb is aligned with a predetermined axis extending through the base. The base is configured to be seated in a bore provided in a base receiver mounted adjacent the reflector so as to align the predetermined axis of the base with the principal axis of the reflector. Flashlights employing the combination are also provided.

Abstract: A reflector lamp having a reflector which has a reflector neck and defines a reflector axis, and an electric lamp fixed in the reflector neck by a metallic holder, in which a section of the metallic holder is arranged, secured against rotations about the axis, in a cutout in the reflector neck and projects from the neck through this cutout, a shoulder in the region of the reflector neck a is designed as a depth stop for the metallic holder in the direction of the reflector axis, the lamp has a metallic base shell is provided with a thread and for which the outer wall of the reflector neck forms a stop surface, and there is a screwed connection between the base shell and the part, projecting from the reflector neck, of the section, arranged in the cutout of the reflector neck, of the metallic holder.

Abstract: A lamp cap with a spring cup for retaining a lamp burner, for which it is proposed that the spring cup has at least three spring legs which each have substantially only one degree of freedom. The spring legs are arranged such that the three degrees of freedom enable a displacement possibility of the spring cup in a displacement plane and are linearly independently aligned in this displacement plane.

Abstract: The invention relates to a reflector lamp which comprises a reflector body (13) with a concave reflective part; an electric lamp (15) comprising a gastight lamp vessel with at least one end portion (18), an electric element (17) arranged in the lamp vessel, and a current conductor (19) extending through the end portion to the electric element; a support body (23) comprising reflector fastening means (30, 27) for fastening the support body to the reflector body, mechanical lamp vessel fastening means (43, 46) for fastening the support body to the end portion of the lamp vessel, and housing fastening means for fastening the support body inside the housing (2).

Abstract: A ceramic cup may be fitted in the neck of a reflector region to provide good reflection or blockage of the light incident on the reflector neck. Light is then prevented light from incorrectly exiting through the lamp neck or from heating the neck region. The ceramic cup can be cheaper than coatings or other shields. The ceramic cup shield can be more durable and electrically more compatible with the lead structure extending through the neck region. The cup shield can also help align and properly position the light source.

Abstract: A compact low-pressure discharge lamp (1) includes a discharge vessel (3) with electrodes and power supply leads (7), a discharge vessel mount (5) and a cap (12) which has a housing (13), connecting contacts (14) and a mounting plate (15) with a ballast apparatus (16), with the mounting plate (15) being fitted with the ballast arrangement (16) in the interior of the cap housing (13), and having connections for electrical connection of the mounting plate (15) to the power supply leads (7) and to the connecting contacts (14). The discharge vessel mount (5) has an essentially H-shaped cross section and includes a plate (4) with collars (9, 18) running on the edge of each side of the plate. Both the housing (13) of the cap (12) and the cover part, which is in the form of an enveloping bulb (2), a reflector or a closure cap, are mounted on this H-shaped discharge vessel mount (5).

Abstract: A portable lighting product includes a lamp and a lamp holder. The lamp holder has a positive terminal and a negative terminal spaced from the positive terminal for connection with respective terminals on a power source. One of the terminals includes a snap-fitting, pivotable, and electrically conductive battery terminal. Another of the terminals includes an electrically conductive clasp configured to mate in urgable engagement with a terminal of a power source.

Abstract: A lamp with a reflector in which a lamp is fixed firmly inside a reflector by fixing the lamp inside the reflector without using an adhesive. The lamp with a reflector includes a lamp having a base at one end and a reflector including, at one end of its reflecting surface, a hole into which the base of the lamp is inserted and an opening portion at the other end. The base is maintained in the hole, so that the lamp is positioned inside the reflector. The lamp is fixed inside the reflector by fitting a hollow metal fitting into the hole, inserting the base into the hollow metal fitting, and then combining the base and the hollow metal fitting into one component by welding. The position of the lamp inside the reflector can be adjusted easily and no process for drying an adhesive is required.

Abstract: A pair of electrodes (3) are provided in an arc tube (1) I/S is 20 (A/mm2) or less on a condition that an area of a cross section at a tip of the electrodes (3) is S (mm2) and an operating current between the electrodes (3) is I (A). According to this constitution, a long lamp life can be obtained without causing a rise in the lamp voltage and the blackening of the arc tube (1) by the evaporation of the electrodes while operation time becomes longer.

Abstract: A movable reflector with integrally molded bulb assembly retention features. The movable reflector comprises a bore at the center of the reflector for receiving a bulb assembly and retention features integrally molded on the rear side of the reflector to retain the bulb assembly. The movable reflector further comprises mold voids spaced around the bore adjacent to the retention features and extending through the movable reflector so that the structure of the retention features and the movable reflector may be molded in one injection molding step without additional tool movement.

Abstract: A ceramic cup may be fitted in the neck of a reflector region to provide good reflection or blockage of the light incident on the reflector neck. Light is then prevented light from incorrectly exiting through the lamp neck or from heating the neck region. The ceramic cup can be cheaper than coatings or other shields. The ceramic cup shield can be more durable and electrically more compatible with the lead structure extending through the neck region. The cup shield can also help align and properly position the light source.

Abstract: The electric lamp has a light source (20) in an outer bulb (21). The light source (20) is secured in an envelope (1) by means of an insulator body (40) in which current connection conductors (43) are integrated and which is present in a lamp cap (10) of the reflector lamp. The lamp cap (10) is mechanically connected to a neck portion (5) of the envelope (1). The integrated insulator/current connector body (40, 43) enables electrical contacting, fixation, and mechanical adjustment of the light source (20) in the envelope (1).

Abstract: A lamp socket for a bulb has two latching hooks by means of which the lamp socket can be latched into place at a reflector, and that a spring, which can abut at the lighting means.

Abstract: An arc tube is a connected bulb composed of three U-shaped bulbs that are set annularly on a holder and connected by a bridge connector to include a serpentine discharge path. Electrodes are provided at both ends of the connected bulb. A reflector is set in a space enclosed by the three U-shaped bulbs, with a predetermined positional relation with the holder. The reflector has a reflecting part which reflects light emitted from the arc tube, and a fixing part positioned at the end of the reflecting part. The holder has an insertion hole which allows the reflecting part to pass through but not the fixing part. The reflector is mounted to the holder by inserting the reflecting part into the insertion hole from the side of the holder opposite to the arc tube, and passing the reflecting part through the insertion hole to the other side.

Abstract: An electric lamp with a base (6), which is structurally subdivided into an upper part (7) that retains the bulb and a substantially circular-cylindrical lower part (5) for external fastening, which lower part protrudes past the upper part, and the protruding portion (13) is embodied as a detent mechanism for the external fastening. The detent mechanism in each case includes an inward-facing detent protrusion (20) located on the outside, which is an integral component of the lower part, and a metal spring (24), located opposite the detent protrusion and cooperating with it, that is secured in the lower part.

Abstract: The invention relates to a reflector lamp at least comprising a bulb (1) having a closure (2) from which at least one current conductor (3) extends to the exterior, and a reflector (4) having at least a reflecting contour (5) and a reflector neck (6), wherein the closure (2) is arranged in the reflector neck (6), and at least one current conductor (3) is passed through the bottom (7) of the reflector neck (6), while the bulb (1) is supported in the interior of the reflector neck (6) by means of contact surfaces (8), and all current conductors (3) are passed through the bottom (7) of the reflector neck (6).

Abstract: An optical module for edge lit display signs utilizes energy efficient miniature cold cathode fluorescent lamps. Lampholders that mechanically and electrically couple the lamps include resilient sockets and clamps shaped to engage the outer surface of the resilient sockets. A preferred optical module intended as an illumination source for edge-lit emergency exit signs has two spaced apart cold cathode fluorescent lamps and an optical reflector configured to increase the light coupled to display surfaces of the edge-lit sign.

Abstract: An electric lamp includes a light-transmitting lamp vessel which is closed in a gastight manner. An electric element is arranged in the lamp vessel and is connected to current conductors which issue from the lamp vessel to the exterior. A lamp cap is connected to the lamp vessel. The lamp cap has a housing which includes a coupler formed as an integral whole with the housing. The coupler and the housing share an integral, resilient intermediate portion.

Abstract: An electric lamp, especially energy saving lamp, comprising a discharge tube, a lamp head or socket extending into a rear cover in which an electronic ballast for operating a discharge tube is arranged at least partly, said lamp head having a first and second contact connected to the ballast, and the lamp head comprises a screw plastic part covered at the external surface with a layer of conductive metal film providing the first contact, a contact-point plastic part connected to the end of the screw plastic part, and a metal contact-point fixed at the center of the rear end of the contact-point plastic part providing the second contact.

Abstract: The electric lamp-reflector unit has a molded reflector body (1) comprising adjusting lugs (22) integral with a reflector part (2) positioned at the light emission window (28).

Abstract: A halogen lamp with reflector which allows a pinch seal portion to be fitted onto a lamp mount portion of a reflector simply by inserting a lamp body with a pinch seal support and a lead rod support into the lamp mount portion, thrashes the cost and prevents an inorganic adhesive from contaminating a concave reflecting section of the reflector, and is suitable for achieving high wattage. An insulating lead rod support (5) is mounted to lead rods (1b), and a pinch seal support (4) is mounted to the pinch seal portion (1a). The lead rod support (5) is inserted into a bottom aperture (3b) of the lamp mount portion (3). The pinch seal support (4) includes an insertion hole (4d) for passing the pinch seal portion (1b) therethrough, pinch seal abutting pieces (4b), reflector abutting pieces (4a), and an opening closing portion (4c) closing the front opening (6). An adhesive (8) is injected into a gap between the pinch seal portion (1b) and the lamp mount portion (3).

Abstract: The invention relates to an electric lamp, comprising a base (3) having at least two V-shaped fixing plates (5; 6) with a first (5a, 6a) and a second elastic V-shaped limb (5b; 6b). The ends of the first V-shaped limb (5a, 6a) are formed on the base (3). The first V-shaped limb (5a; 6a) forms a location (7) to accommodate a tappet-like holder or connector part and the ends of the second V-shaped limb (5b; 6b) arm configured as free ends. The inventive lamp can be used in a sealed headlight of a motor vehicle and on a carrier plate fitted with several lamp holders and forming part of the tail lights of a motor vehicle.

Abstract: An electric lamp comprises a lamp vessel (1) and a cap (10) having integrally a housing (11) and an intermediate spring part (15) with a connecting device (17) on it. The cap is supplied with contact members (14) and reference studs. The spring part keeps the lamp positioned on a carrier (30) by a permanent press force. The electric lamp is compact, can be simply assembled and can be used in front-, back- and plate-mounting, possibly in combination with an adapter (25).