EP1173906B1 - Douille de securite - Google Patents
Douille de securite Download PDFInfo
- Publication number
- EP1173906B1 EP1173906B1 EP00910485A EP00910485A EP1173906B1 EP 1173906 B1 EP1173906 B1 EP 1173906B1 EP 00910485 A EP00910485 A EP 00910485A EP 00910485 A EP00910485 A EP 00910485A EP 1173906 B1 EP1173906 B1 EP 1173906B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- socket
- contact
- disc
- conductive
- anyone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/945—Holders with built-in electrical component
- H01R33/96—Holders with built-in electrical component with switch operated by engagement or disengagement of coupling
- H01R33/962—Holders with built-in electrical component with switch operated by engagement or disengagement of coupling for screw type coupling devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/05—Two-pole devices
- H01R33/22—Two-pole devices for screw type base, e.g. for lamp
Definitions
- the present invention relates to a safety socket for an electric bulb with screw base or bayonet.
- an accident by electrocution can occur when a bulb is broken in a socket and a portion of the bulb electrical circuit remains energized and no longer protected by the glass of the bulb. In this case also a contact by a finger or a tool can be dangerous.
- EP-A-O.744.792 describes a socket provided with a safety disk lowering when inserting the bulb into the socket.
- the safety disk is fitted with a through contact for ensure the connection between the bulb base contact and a contact pad at phase voltage.
- This form of execution corresponds to the closest prior art to the invention which is introduced in the preamble of the independent claims.
- the safety disk is, in this document, provided with another contact through for the passage of neutral, this contact being connected with a flexible conductive blade pressing on the thread of the base the bulb
- This conductive strip represents a danger for user because it is easy when there is no light bulb in the socket, bend this blade with your fingers or a tool and energize, especially in the case where the conductors of phase and neutral have been reversed.
- Application EP-A-0.027.244 describes a socket provided with a very complicated, therefore unreliable construction safety device use. As before, a movable conductive blade is responsible for ensuring the connection to neutral with the same drawback as previously mentioned.
- a first object of the invention is to provide a socket for safety for a light bulb fitted with a safety device to prevent accidental contact with any conductive part accessible from the socket.
- a second object of the invention is to propose that the previous safety socket is fitted with a safety device capable of operating regardless of how said socket is connected to the power cable.
- Another object of the invention is to provide a socket for safety equipped with a safety device of simple and reliable design in use.
- Another object of the invention is to provide a socket for safety fitted with a redundant safety safety device.
- Yet another object of the invention is to propose that the safety socket is fitted with a lockable safety device.
- transition sockets allowing install a bulb with a base having a determined diameter in a socket having an equal or different diameter.
- Another object of the invention is to propose a transition sleeve fitted with one or other of the previous security.
- the socket 1 of FIG. 1 for screw base bulb, includes threaded metal tube 10, inserted in an insulating support 11 as well as a central contact pad 12.
- a first contact terminal 100 receives the neutral conductor of the cable of the socket (not shown), while a second contact terminal 120 receives the phase conductor.
- the contact terminal 120 is directly connected to the central contact pad 12 while the terminal contact 100 is connected to metal tube 10.
- FIGS 1, 2 and 3 show a screw socket 1 provided with a safety device 2 according to a first embodiment, consisting of an insulating safety disc 20.
- the central contact pad 12 is directly connected to the terminal 120.
- the disc 20 consists essentially of an insulating material and is provided with several radial extensions 21, also insulating, each of said extensions 21 being housed in an obviously 110 of the insulating support 11 and / or of the threaded tube 10.
- a spring means 22 is disposed between the bottom of the sleeve 1 and the disc 20, acting so as to move the disc 20 away from the bottom of the socket, respectively of the central contact pad 12. Shoulders 111 limit the recesses 110 towards the outside of the sleeve, preventing the disc 20 to come out of the socket.
- the insulating disc 20 comprises a pellet of contact 200, placed in the center of the disc 20 and passing through the disc along the direction of the longitudinal axis of the sleeve.
- the disc 20 further comprises a conductive track 201 on its underside, isolated relative to the patch 200. A trace possible of this conductive track 201 is visible in Figure 3.
- the bottom of the socket comprises, in addition to the central stud 12, connected to the terminal 120, two pads 13 and 14 arranged on either side of the central pad 12, opposite portions of the conductive track 201.
- the stud 14 is connected to the neutral terminal 100, while the stud 13 is connected to the threaded tube 10.
- the current flow is established, from the terminal of contact 120 energized, to contact pad 12 and via the contact patch contact 200 to the base contact 31, the circuit closing at from the base 30 to the threaded tube 10 connected to the contact pad 13, then via the conductive track 201 towards the contact pad 14, itself connected to contact terminal 100, at neutral potential.
- the disc 20 has been represented in FIG. 3 with four extensions radials 21, but it is obvious that he could understand a number of them different.
- the disc 20 will be provided with at least two radial extensions 21.
- the spring means 22 can be arranged differently from what is shown here or replaced by any elastic means fulfilling the same function as that described.
- the two studs 13 and 14 can be arranged in any places at the bottom of the socket, the conductive track 201 having a suitable shape for establishing contact between these two studs.
- Such a safety device can also be adapted for a socket intended to receive a bulb with bayonet base.
- sockets for bayonet bulbs one first type, generally used for an alternating voltage, in which has a central contact pad, similar to pad 12 described more high and a smooth contact tube having electrically the same function as the threaded tube 10 described above and a second type, generally used for direct voltage, comprising two contact pads arranged side by side at the bottom of the socket.
- first type central stud and contact tube
- the construction and operation of the safety device are similar to what has been described above.
- the sockets of the second type two contact pads side by side
- the disc 20 will have two through contact pads, each one suitable for contact one of the studs with the corresponding base bottom contact of the base of the bulb.
- a safety device which is not part of the present invention as such is visible in Figures 4, 4A and 5.
- the electrical connection between the threaded or conductive tube 10 and the contact terminal 100 is not cut by the movement of the disc 20, as described above, but by an independent auxiliary cut-off means 4.
- This auxiliary breaking means 4 is constituted, as is see in Figures 4, 4A and 5, a lever or pusher 40, made of material insulator, capable of being moved radially in a hole 112 arranged in the insulating support 11 and the conductive tube 10.
- the bore 112 opens into a housing 113 arranged in the insulating support 11.
- the rear portion of the pusher 40 comprises a patch or an element contact 400, a stop ring 41 and an elastic means, by example a spring 42, capable of pushing the pusher 40 radially in direction of the interior of the conductive tube 10.
- the movement of movement of the pusher 40 is limited by the stop ring 41.
- a second pad or contact element 401 is arranged in the housing 113, opposite the pad 400.
- One of the two pads, of preferably the pad 401 is directly electrically connected to the contact terminal 100, while the other pad, preferably the 400 chip, is directly electrically connected to the conductive tube 10.
- FIG. 6 Another embodiment of a safety socket according to the present invention is visible in Figure 6.
- This safety socket includes the devices described previously, arranged so that there is a double cut both on the phase circuit and on the neutral circuit. Such an arrangement may be useful in certain cases where the socket Safety is used in a humid atmosphere or environment.
- the socket is similar to that described previously in look at Figures 1 to 3, except that it also has a auxiliary breaking device 4 as described with reference to FIGS. 4 and 5 with the difference that this auxiliary cut-off device is interposed between the contact terminal 120 and the contact pad 12.
- a auxiliary breaking device 4 as described with reference to FIGS. 4 and 5 with the difference that this auxiliary cut-off device is interposed between the contact terminal 120 and the contact pad 12.
- Figure 7 shows yet another embodiment of a safety socket in which the phase circuit is secured as previously by a first auxiliary breaking device 4 followed du, disc 20, while a second auxiliary cut-off device 4, is inserted in the neutral circuit.
- This provides security maximum, in particular in the case where the disc 20 has been forced or broken as well as when the socket works in an atmosphere or humid environment.
- the other embodiments mentioned may be suitable for bayonet sockets of either type described.
- the spring means 42 may be arranged differently from what is shown in the figure, can be replaced by any device elastic having an equivalent effect or then the same effect of connection and disconnection of two contact pads can be obtained by a tilting lever, one end of which projects into the threaded tube or any insulated actuator having an effect equivalent.
- the conductive tube 10, threaded or smooth can be replaced by an insulating tube having the function of fixing the bulb, while the power supply function can be obtained by a tab or any conductive portion disposed on said insulating tube and able to come into contact with the base of a bulb inserted into the socket.
- a complementary device for locking the disc 20 in a position remote from the central stud 12 can be suitable so as to avoid that the disc 20 cannot be moved by pushing it in with a finger or a tool, without a light bulb is introduced into the socket.
- a first version of a locking device 5 is shown schematically in plan in Figure 3 and in elevation in FIG. 8.
- the locking device 5 here consists of a lever 50 mounted on a pivot 51 able to pivot around an axis 511 perpendicular to the longitudinal axis of the socket as well as sliding the along said axis 511.
- the lever 50 comprises a shoulder 52 comprising an inclined plane 520 and a flat 521 as well as a push button 510 protruding from the outer wall of the socket.
- the device is completed with a first elastic means, by example a spring 53, shown schematically here by a leaf spring, suitable for keep the lever 50 in the locked position parallel to the axis longitudinal of the sleeve, as well as a second elastic means, for example a spring 54, capable of pushing the lever 50 radially, push button 510 outwards respectively.
- Leverage 50 is able to pivot by a determined angle around the axis 511 and to slide of a determined value, in a housing 114 fitted out this effect in the insulating support 11.
- the most radial extension 21 close to the locking device 5 comprises a notch 210, turned towards the side of the locking device and slightly wider greater than the thickness of the lever 50.
- the disc 20 When a bulb is placed in the socket and it is removed by unscrewing it, the disc 20 accompanies the movement removing the bulb base, being pressed by the spring 22 seen in the Figure 1. During this movement, the radial extension 21 meets the inclined plane 520 and rotates the lever 50 in the direction indicated by the arrows in FIG. 8. When the radial extensions 21 of the disc 20 come into abutment against the shoulders 111, the lever 50 returns rest position under the action of the leaf spring 53, the flat 521 preventing a further displacement of the disc 20 towards the bottom of the sleeve retaining the end portion of the radial extension 21, as seen in plan on the lower portion of figure 3. The disc 20 is thus locked in position such that contact with the stud contact center 12 is impossible.
- the disc 20 In order to allow the installation of a new bulb in the socket, it is necessary to unlock the disc 20. For this, simply press the push button 510, which pushes the lever 50 towards the notch 210, as seen on the upper portion of FIG. 3. Thus the disc 20 is unlocked and can be lowered towards the bottom of the socket during insertion of the bulb to allow the central pad 12 to come into contact with the bulb base contact, the studs 13 and respectively 14 with the conductive track 201.
- the locking device 6 operates from somewhat similar to that just described above, the difference being that the unlocking is done automatically during the introduction of a bulb into the socket.
- the device 6 is provided with a pusher 60, similar to the pusher 40 described previously with reference to FIG. 4, the end of the pusher 60 arranged in the recess 113 carrying a lever 61 provided as the lever 50 seen above from a stop flat.
- the displacement of the lever 61 to unlock the disc 20 is made radially towards outside.
- the base comes push the pusher 60 outward, in opposition to the means elastic represented by the spring 62, as described above in see Figures 4 and 5.
- the lever 61 is thus moved towards the end free of extension 21 or the notch 210 which is fitted therein, of so as to release the extension 21 retained by the flat, respectively allow the disc 20 to move towards the bottom of the sleeve.
- the disc 20 is pushed by the spring 22 until the extensions 21 come up against the shoulders 111, the complete withdrawal of the bulb releasing the pusher 60, which under the effect of the spring 62 comes to block the extension 21 under the flat part of the lever 61.
- the means of lock 6 are activated automatically upon insertion or removing a bulb and therefore do not require any manipulation for their actuation.
- edges of the elements of the device for locking in operational contact for example the edge of the radial extension 21 in contact with the lever 50 or 61 according to one or the other of the versions described, are formed, for example bevelled or rounded, so as to facilitate the sliding of these elements between them.
- the upper portions of guide recesses 113 may each include a obviously additional, arranged on a periphery portion of the bush, perpendicular to the guide recess corresponding, the disc 20 further comprising at least one lever controls, for example a radial extension of an extension 21, accessible from outside the socket, said lever allowing, when the disc is in the stop position in the upper portion guide recesses, to rotate it by a portion of a tower so as to engage the extensions in the recesses additional, so as to lock the disc, pivoting in opposite direction to unlock it.
- Said lever can be operated manually or using a tool.
- pusher 60 of Figures 9 and 10 we could have for example a lever pivoting, controlling the lever 61, and one end of which would protrude in the threaded conductive tube 10 or any other device isolated actuation.
- the safety device 4 comprising, as described above, a pusher 40 projecting inside the tube conductor 10 is fairly similar in construction to the lock 6 which has just been described. We can therefore advantageously combine these two devices under a common device, actuation of the pusher by the introduction of a bulb base ensuring on the one hand an electrical contact and unlocking on the other hand the insulating disc 20.
- FIG. 11 which shows a socket which is not included in the invention as such due to the absence of the disc 20, shows a safety device 7 which can be added to the socket of the present invention, intended at detect the presence or absence of a bulb 3 in the socket.
- the device 7 instead of detecting the presence or absence of the base 30 in the threaded tube as described so far the device 7 detects the presence or absence of the glass 32 of the bulb 3.
- This device security is especially helpful in preventing a portion of the bulb 3 remains energized when the glass 32 is broken, in particular by vandalism.
- the safety device 7 here consists of at least one lever or pusher 70, suitable under the effect of an elastic means, for example a spring 71, to come detect the presence or absence of the glass 32.
- the pusher 70 is housed in a recess 115 of the insulating support 11 and is able to slide parallel to the longitudinal axis of the socket.
- the spring 71 pushes the push button 70 outwards, respectively in the direction of glass 32 of so that a first end 72 of the pusher can enter in contact with the glass 32.
- the other end of the pusher 70 is provided a contact means 73 capable of establishing an electrical connection with a second means of contact 74.
- variant embodiments can be considered, in particular the replacement of pushers 70 with tilting levers or other actuating devices having an effect similar.
- FIG. 11 shows yet another safety device 8, can be added to the socket of the present invention, independent of the safety device 7, consisting of a micro fuse 80 mounted on the circuit connecting the phase terminal 120 and the central contact pad 12.
- the micro fuse 80 can be changed from the outside of the socket.
- a safety socket in either form of execution or variants described finds numerous applications. For example it can be used as a socket mounted on a luminaire intended for a children's room. Several sockets safety can also be mounted in parallel, or in series in the case of a direct supply current, so as to form a light garland, for decoration or for the protection of a site for example. In this case, these garlands being quite often subject to vandalism, subsequent electrocution may be avoided.
- Figure 12 shows a transition socket 9 comprising a first conductive threaded tube 90, inside which there is a body insulator 91 and a second conductive threaded tube 92.
- the bulb whose base diameter is suitable to the diameter of the second threaded tube 92 is screwed into this second threaded tube while the transition sleeve itself is screwed into another socket adapted to the diameter of the first threaded tube 90.
- the two threaded tubes 90 and 92 are directly electrically connected and the central contact pad 12 is directly electrically connected to the base socket contact 93.
- a such a transition socket makes it possible to have a bulb having a base corresponding to the diameter of the second threaded tube 92 in a socket having a diameter corresponding to that of the first threaded tube 90.
- a safety device 2 corresponding to the first embodiment described above, i.e. a disc 20 provided with its contact pad 200 as well as the conductive track 201 and operating exactly as described above.
- phase contact terminal 120 is replaced by the bottom contact of base 93, while the neutral contact terminal 100 is replaced by the first conductive threaded tube 90.
- the transition sleeve 9 in FIG. 13 is different from the one just described since the diameter of the first threaded tube 90 corresponds to that of the second threaded tube 92.
- Such a transition socket would have no use in itself, except unless it has a safety device according to one or other of the embodiments or variants described above. Such a transition socket therefore allows to transform a normal socket in safety socket.
- the safety device is similar to that described with regard to Figures 4 and 5, except that the phase contact terminal 120 is replaced by the bottom socket contact 93, while the terminal neutral contact 100 is replaced by the first threaded tube driver 90.
- a transition socket 9 of any type can be equipped with one or more safety devices as described previously, according to one or other of the embodiments or variants mentioned for a safety socket.
- a transition socket 9 of any type will be provided with a blocking means of known technique, shown diagrammatically at 900 in FIGS. 12 and 13, allowing when socket transition is mounted in another socket, to make this non-removable assembly or more difficult to dismantle.
- transition sockets fitted with screw caps at transition sockets fitted with bayonet caps.
- transition sockets allowing to pass from a screw socket to a bayonet fitting or vice versa is as obvious.
- the safety or transition sockets described here apply particularly well to installations operating at normalized normalized voltage, for example at 220V, but they could also be used for installations operating at higher voltage high or lower, as well as all the usual frequencies.
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- Fastening Of Light Sources Or Lamp Holders (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Control Of Combustion (AREA)
- Pens And Brushes (AREA)
- Connecting Device With Holders (AREA)
- Glass Compositions (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Description
Claims (20)
- Douille (1 ;9) pour une ampoule électrique comprenant un premier circuit d'alimentation électrique, notamment d'alimentation d'une tension de phase, comprenant au moins un premier plot de contact (12) disposé au fond de la douille et une première pièce de contact (120 ;93), ainsi qu'un deuxième circuit d'alimentation électrique, notamment d'alimentation d'un neutre, comprenant au moins un tube de fixation comprenant au moins une portion conductrice (10 ;92) inséré dans un support isolant (11 ;91) et une deuxième pièce de contact (100 ;90), ladite douille comprenant en outre un dispositif de sécurité (2) apte à détecter la présence ou l'absence d'une ampoule électrique (3) dans ladite douille, comprenant un disque (20) en matériau isolant muni d'une pluralité d'extensions radiales (21), ledit disque étant disposé dans ladite douille de manière à ce que le plan dudit disque soit essentiellement perpendiculaire à l'axe longitudinal de la douille (1), ledit disque étant apte à coulisser selon la direction dudit axe longitudinal de la douille, étant pressé par un moyen élastique (22) pour s'éloigner du fond de la douille, lesdites extensions radiales (21) étant aptes à coulisser dans des évidements (110) aménagés dans la douille de manière à guider ledit disque, une butée (111) étant prévue dans au moins un évidemment (110) de manière à limiter le coulissement du disque (20) vers l'extérieur de la douille, ledit disque comportant en outre au moins une pastille conductrice (200) traversant ledit disque apte à établir un contact électrique entre le premier plot de contact (12) et un contact (31) de fond de culot de l'ampoule électrique lorsque le disque (20) est pressé contre le fond de la douille par ladite ampoule introduite dans la douille,
caractérisée en ce que
ledit disque (20) comprend en outre une piste conductrice (201), isolée de la pastille conductrice (200) et disposée sur la face dudit disque faisant face au fond de la douille, ledit fond de douille comprenant en outre deux autres plots de contact (13,14) disposés chacun en regard d'une portion de ladite piste conductrice, un premier desdits autres plots de contact (13) étant relié électriquement à la portion conductrice (10 ;92) du tube support. - Douille selon la revendication 1, caractérisée en ce que le premier plot de contact (12) est relié électriquement à la première pièce de contact (120 ;93).
- Douille selon la revendication 1, caractérisée en ce qu'elle comprend encore un autre dispositif de sécurité (4) comprenant un dispositif d'actionnement isolé (40) possédant une première extrémité faisant saillie à l'intérieur de la douille et une deuxième extrémité disposée dans un évidemment (113) du support isolant et munie d'une première pastille de contact (400), une deuxième pastille de contact (401) étant disposée dans ledit évidemment (113) en regard de ladite première pastille de contact (400), des moyens élastiques (42) étant prévus pour écarter lesdites pastilles de contact l'une de l'autre, l'introduction d'un culot (30) d'une ampoule électrique (3) dans ladite douille actionnant ledit dispositif d'actionnement isolé, mettant ainsi en contact des deux dites pastilles de contact (400,401), une première desdites pastilles (400) étant reliée électriquement au premier plot de contact (12) alors que la deuxième desdites pastilles (401) est reliée électriquement à la première pièce de contact (120 ;93).
- Douille selon l'une des revendication 1 ou 3, caractérisée en ce que le deuxième desdits autres plots de contact (14) est relié électriquement à la deuxième pièce de contact (100 ;90).
- Douille selon l'une des revendications 1 ou 3, caractérisée en ce qu'elle comprend encore un autre dispositif de sécurité (4) comprenant un dispositif d'actionnement isolé (40) possédant une première extrémité faisant saillie à l'intérieur de la douille et une deuxième extrémité disposée dans un évidemment (113) du support isolant et munie d'une première pastille de contact (400), une deuxième pastille de contact (401) étant disposée dans ledit évidemment (113) en regard de ladite première pastille de contact (400), des moyens élastiques (42) étant prévus pour écarter lesdites pastilles de contact l'une de l'autre, l'introduction d'un culot (30) d'une ampoule électrique (3) dans ladite douille actionnant ledit dispositif d'actionnement isolé, mettant ainsi en contact des deux dites pastilles de contact (400,401), une première desdites pastilles (400) étant reliée électriquement au deuxième desdits autre plot de contact (14) alors que la deuxième desdites pastilles (401) est reliée électriquement à la deuxième pièce de contact (100 ;90).
- Douille selon l'une des revendications précédentes,
caractérisée en ce qu'elle comprend en outre au moins un dispositif de verrouillage (5;6) apte à verrouiller ledit disque (20) en position éloignée du fond de la douille. - Douille selon la revendication 6, caractérisée en ce que le déverrouillage du dispositif de verrouillage (5) est commandé manuellement.
- Douille selon la revendication 7, caractérisée en ce que ledit dispositif de verrouillage comprend un levier (50) monté en pivotement sur un pivot (51) essentiellement perpendiculaire à l'axe longitudinal de la douille, ledit levier comprenant plan incliné (520) coopérant avec une arête d'une portion de l'extension radiale (21) associée audit dispositif de verrouillage pour faire pivoter ledit levier lors du déplacement du disque (20) sous l'action du moyen élastique (22) ainsi qu'un méplat (521) faisant office de butée contre une portion de ladite extension radiale (21) afin de verrouiller le disque en position éloignée du fond de la douille, ledit levier étant en outre mobile selon une direction essentiellement radiale relativement à l'axe longitudinal de la douille sous l'action d'un moyen d'actionnement (510) disposé à l'extérieur de la douille, apte à faire coulisser ledit levier le long de l'extension radiale jusqu'à ce qu'il arrive en face d'une échancrure (210) de ladite extension radiale, déverrouillant ainsi le disque.
- Douille selon la revendication 6 caractérisée en ce que le déverrouillage du dispositif de verrouillage (6) est commandé automatiquement lors de l'introduction d'une ampoule dans la douille.
- Douille selon la revendication 9, caractérisée en ce que ledit dispositif de verrouillage comprend au moins un levier (61) mobile selon une direction essentiellement radiale relativement à l'axe longitudinal de la douille sous l'action d'un moyen d'actionnement (60) disposé à l'intérieur de la douille, apte à faire coulisser ledit levier le long d'une extension radiale jusqu'à ce qu'il arrive en face d'une échancrure (210) ou une extrémité de ladite extension radiale, déverrouillant ainsi le disque.
- Douille selon l'une des revendications précédentes,
caractérisée en ce qu'elle comprend en outre un dispositif de sécurité (7) apte à détecter la présence ou l'absence du verre (32) d'une ampoule électrique (3) sur ladite douille et à interrompre au moins le circuit électrique reliant la première pièce de contact (120 ;93) et le premier plot de contact (12) lorsque il a détecté l'absence dudit verre d'une ampoule électrique. - Douille selon la revendication 11, caractérisée en ce que ledit dispositif de sécurité comprend au moins un poussoir (70) apte à coulisser parallèlement à l'axe longitudinal de la douille dans un évidemment (115) du support isolant (11), un moyen élastique (71) étant apte à pousser une première extrémité (72) dudit poussoir hors de ladite douille, de manière à détecter la présence ou l'absence dudit verre (32), l'autre extrémité dudit poussoir étant munie d'un premier moyen de contact (73) coopérant avec un deuxième moyen de contact (74) fixe, lesdits moyens de contact fermant le circuit d'alimentation du premier plot de contact (12) depuis ladite première pièce de contact (120 ;93) lorsque ladite première extrémité (72) de poussoir (70) a détecté la présence d'un verre (32) sur la douille et ouvrant ledit circuit d'alimentation lorsque ladite première extrémité (72) de poussoir (70) a détecté l'absence d'un verre (32) sur la douille.
- Douille selon la revendication 12, caractérisée en ce qu'elle comprend une pluralité desdits poussoirs (70) répartis sur le pourtour d'extrémité de la douille, lesdits moyens de contact (73,74) de chacun desdits poussoirs étant montés en série entre ladite première pièce de contact (120 ;93) et ledit premier plot de contact (12).
- Douille selon l'une des revendications précédentes,
caractérisée en ce qu'elle comprend en outre un logement pour un micro fusible (80) disposé dans le circuit d'alimentation du premier plot de contact (12). - Douille selon l'une des revendications précédentes,
caractérisée en ce que la première pièce de contact correspond à une borne de contact (120) apte à recevoir un premier fil électrique d'alimentation et en ce que la deuxième pièce de contact correspond à une borne de contact (100) apte à recevoir un deuxième fil d'alimentation électrique. - Douille selon l'une des revendications 1 à 14, caractérisée en ce qu'elle est constituée en douille de transition comportant notamment une tube conducteur extérieur (90) et un contact de fond de culot extérieur (93), ainsi qu'un tube conducteur intérieur (92) et au moins un premier plot de contact (12), la première pièce de contact correspondant audit contact de fond de culot (93) alors que la deuxième pièce de contact correspond audit tube conducteur extérieur (90).
- Douille selon la revendication 16, caractérisée en ce que au moins l'un des tubes conducteurs extérieur (90) ou intérieur (92) est un tube conducteur fileté.
- Douille selon l'une des revendications 16 ou 17, caractérisée en ce que au moins l'un des tubes conducteurs extérieur (90) ou intérieur (92) correspond à un culot à baïonnette.
- Douille selon l'une des revendications 16 à 17, caractérisée en ce qu'elle comprend en outre un moyen de blocage(900) apte à bloquer la douille de transition montée sur une autre douille.
- Dispositif lumineux muni d'au moins une douille de sécurité selon l'une des revendications précédentes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00910485A EP1173906B1 (fr) | 1999-05-03 | 2000-03-29 | Douille de securite |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99810372 | 1999-05-03 | ||
EP99810372A EP1050936A1 (fr) | 1999-05-03 | 1999-05-03 | Douille de sécurité |
CH138099 | 1999-07-27 | ||
CH138099 | 1999-07-27 | ||
PCT/CH2000/000183 WO2000067349A1 (fr) | 1999-05-03 | 2000-03-29 | Douille de securite |
EP00910485A EP1173906B1 (fr) | 1999-05-03 | 2000-03-29 | Douille de securite |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1173906A1 EP1173906A1 (fr) | 2002-01-23 |
EP1173906B1 true EP1173906B1 (fr) | 2004-10-20 |
Family
ID=25687498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00910485A Expired - Lifetime EP1173906B1 (fr) | 1999-05-03 | 2000-03-29 | Douille de securite |
Country Status (7)
Country | Link |
---|---|
US (1) | US6491534B1 (fr) |
EP (1) | EP1173906B1 (fr) |
AT (1) | ATE280444T1 (fr) |
AU (1) | AU3270100A (fr) |
CA (1) | CA2373092C (fr) |
DE (1) | DE60015113D1 (fr) |
WO (1) | WO2000067349A1 (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6652305B1 (en) * | 2002-12-30 | 2003-11-25 | Difusco Frank | Socket to accommodate standard screw based light bulb |
US7244148B2 (en) * | 2004-07-23 | 2007-07-17 | Ford Global Technologies Llc | Circuit disconnect assembly |
DK200501590A (da) * | 2005-11-15 | 2006-04-03 | Poulsen Carsten Hornshoej | Beröringssikker fatning |
US7413456B1 (en) | 2006-11-14 | 2008-08-19 | Difusco Frank | Quick connect light bulb socket |
US7618288B1 (en) | 2007-03-01 | 2009-11-17 | Difusco Frank | Quick connect spring-clamp light bulb socket |
CN101938078B (zh) * | 2010-07-15 | 2014-07-09 | 常州市福兴电器有限公司 | 安全灯座 |
US8419458B2 (en) * | 2010-04-06 | 2013-04-16 | Baker Hughes Incorporated | Tubular connection system facilitating nonrotating signal conductor connection and method |
US8167637B1 (en) * | 2011-02-11 | 2012-05-01 | Joti Projkovski | Shock free bulb insert |
US8668504B2 (en) | 2011-07-05 | 2014-03-11 | Dave Smith Chevrolet Oldsmobile Pontiac Cadillac, Inc. | Threadless light bulb socket |
US9130289B2 (en) | 2012-08-02 | 2015-09-08 | Google Inc. | Power connector |
US9281622B2 (en) * | 2012-12-07 | 2016-03-08 | Commscope, Inc. Of North Carolina | Communications jacks having low-coupling contacts |
US9478929B2 (en) * | 2014-06-23 | 2016-10-25 | Ken Smith | Light bulb receptacles and light bulb sockets |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US656284A (en) * | 1899-09-02 | 1900-08-21 | Siemens & Halske Elec Co Usa | System of non-interchangeable contact parts. |
SE337063B (fr) * | 1970-03-11 | 1971-07-26 | E Stroem | |
CH648699A5 (de) * | 1979-10-10 | 1985-03-29 | Neuenschwander & Co Ag | Gluehlampenfassung mit beruehrungssicherer spannungszufuehrung. |
EP0030128A1 (fr) * | 1979-11-30 | 1981-06-10 | Park Royal Porcelain Company Limited | Douilles de lampe électrique |
US4456322A (en) * | 1981-04-28 | 1984-06-26 | Ferroni Frank A L | Lamp wattage limiting device |
EP0181907A1 (fr) * | 1984-05-25 | 1986-05-28 | Kudos Lighting Limited | Douille |
US5573419A (en) * | 1994-12-22 | 1996-11-12 | Chen; Ming-Hsiung | Safety lampholder for Christmas tree light sets and the like |
IT1280177B1 (it) * | 1995-05-26 | 1998-01-05 | Gabriele Centazzo | Portalampada anti-infortunio |
US6322380B1 (en) * | 2000-08-14 | 2001-11-27 | Martin E. Conroy | Safety light socket |
-
2000
- 2000-03-29 DE DE60015113T patent/DE60015113D1/de not_active Expired - Lifetime
- 2000-03-29 CA CA002373092A patent/CA2373092C/fr not_active Expired - Fee Related
- 2000-03-29 WO PCT/CH2000/000183 patent/WO2000067349A1/fr active IP Right Grant
- 2000-03-29 US US09/980,558 patent/US6491534B1/en not_active Expired - Fee Related
- 2000-03-29 AU AU32701/00A patent/AU3270100A/en not_active Abandoned
- 2000-03-29 AT AT00910485T patent/ATE280444T1/de not_active IP Right Cessation
- 2000-03-29 EP EP00910485A patent/EP1173906B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2373092A1 (fr) | 2000-11-09 |
US6491534B1 (en) | 2002-12-10 |
AU3270100A (en) | 2000-11-17 |
ATE280444T1 (de) | 2004-11-15 |
EP1173906A1 (fr) | 2002-01-23 |
DE60015113D1 (de) | 2004-11-25 |
WO2000067349A1 (fr) | 2000-11-09 |
CA2373092C (fr) | 2004-05-25 |
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