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A portable partition for use in an automobile having a seat with a seat bench and a seat backrest.
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| Number | Title | Issue Date |
| 7679020 | Electrical service switching device with an arc blowout device The disclosure relates to an electrical service switching device, in particular a circuit breaker, motor circuit breaker or the like, having a housing which has two housing halves and connecting means for electrical connection to busbars and/or power lines, having a... | 03/16/2010 |
| 7313964 | Method and apparatus for the detection of high pressure conditions in a vacuum-type electrical device A method for detecting a high pressure condition within a high voltage vacuum device includes detecting the position of a movable structure such as a bellows. The position at high pressures can be detected optically by the interruption of a light beam reflected by a... | 01/01/2008 |
| 7225676 | Method and apparatus for the detection of high pressure conditions in a vacuum switching device A method for detecting a high pressure condition within an interrupter includes measuring the intensity of light emitted from an arc created by contacts within the interrupter, comparing the measured intensity with a predetermined value, and providing an indication ... | 06/05/2007 |
| 7075027 | Spring-charged mechanism assembly employing two trunnion members moveable in different planes and circuit interrupter employing the same A mechanism assembly is for a vacuum circuit interrupter including a vacuum housing including a stationary contact and a moveable contact, and an operating mechanism including a drive rod. The mechanism assembly cooperates with the drive rod to open and close the co... | 07/11/2006 |
| 6943313 | Rotating arc fault-current interrupter A rotating arc fault-current interrupter, also known as an arc spinner interrupter, is provided that establishes an easily visible open gap via a movable blade member having a first portion for engaging a stationary main contact and a second portion formed by an arc... | 09/13/2005 |
| 6331687 | Control method and device for a switchgear actuator A current interrupter (4) includes a current interrupting device (4) having at least one movable contact (71); an actuator (8) coupled to the movable contact (71) of the current interrupter (4); a feedback sensor (14) for monitoring movement of the actuat... | 12/18/2001 |
| 6064024 | Magnetic enhanced arc extinguisher for switching assemblies having rotatable permanent magnets in housings mounted to fixed contacts A DC contactor has stationary and movable contacts. A magnet is rotatably mounted adjacent to the stationary contact within a self magnetic field produced by the flow of electric current in the stationary contact. The magnet rotates so that its magnetic f... | 05/16/2000 |
| 5844189 | Circuit breaker having contacts with erosion-resistant covering A circuit breaker includes a cylindrical arcing chamber filled with an insulating medium. The arcing chamber has a power current path and an insulating housing. The insulating housing has a longitudinal axis and the power current path extends along the lo... | 12/01/1998 |
| 5818003 | Electric switch with arc chute, radially converging arc splitter plates, and movable and stationary arc runners A contactor for switching electric current has a stationary contact and a movable contact which when driven by a solenoid moves into and away from abutment with the stationary contact. An arc chute includes a plurality of splitter plates which extend radi... | 10/06/1998 |
| 5464956 | Rotating arc interrupter for loadbreak switch A loadbreak switch is provided that utilizes a pivotally mounted movable jaw contact and a main stationary contact that is positioned in the middle of an arc runner. For operation at voltages 15 kV and above, the switch utilizes a shunt contact that bridg... | 11/07/1995 |
| 5296827 | Circuit breaker with magnetic shield A pivoting lower contact arm arrangement and a circuit breaker including the arrangement. The pivoting lower contact arm arrangement includes a pivoting lower contact arm and a biasing arrangement. The biasing arrangement maintains the contact arm in an o... | 03/22/1994 |
| 5109146 | Switch with contacts There is provided a switch with contacts comprising: movable contact members (37A, 37B) which are made of leaf springs and are arranged along fixed contact members (29A, 29B); movable contacts (39A, 39B) fixed to the tip portions of the movable contact me... | 04/28/1992 |
| 5015810 | Arc spinner interrupter An arc spinner interrupter includes a first fixed electrical contact and a ring electrode coupled to the fixed contact through a field coil surrounding the ring electrode. A second electrical contact has an arm which moves along a path perpendicular to th... | 05/14/1991 |
| 5003138 | Rotating arc electrical switch A medium-voltage electrical switch comprises contacts actuated by a connecting rod and crank system. Parallel to the main contacts there is arranged an arcing circuit comprising a cylindrical electrode disposed inside a coil and whose internal surface coo... | 03/26/1991 |
| 4980528 | Arc interrupter In an arc interrupter fixed and movable contacts provide an openable current path. When the path between the contacts is opened an arc is generated between one of the contacts or a surface electrically continuous therewith providing an inner first arcing ... | 12/25/1990 |
| 4962406 | Compact DC/AC circuit breaker with common arc extinguishing capability A circuit breaker combines DC and AC arc extinguishing capabilities by associating a magnet applied permanently upon the outside wall of the insulating housing of the breaker and a U-shaped member of ferromagnetic material lodged and held inside the housi... | 10/09/1990 |
| 4918268 | Arc-rotating magnetic blast coil for the contact element of an electric switch An arc-rotating magnetic blast coil for the contact element of an electric switch, the coil comprising, in particular, a conducting cup (1) which is cylindrical in shape and which is connected to a current inlet (33), a winding (23) disposed inside the cu... | 04/17/1990 |
| 4900882 | Rotating arc and expansion circuit breaker A circuit breaker with expansion and rotating arc in sulphur hexafluoride comprising a metal breaking chamber supporting a stationary main contact capable of cooperating with a movable main contact. The breaking chamber comprises an insulating end plate a... | 02/13/1990 |
| 4866227 | Sealed contact device A sealed contact device is formed by disposing a fixed electrode having a fixed contact in an air-tight space defined in a hermetical container in which an electrically insulating gas is sealed at a high pressure, a movable contact of a movable electrode ... | 09/12/1989 |
| 4803319 | Rotary switch with curved arc root migration track A rotary switch with a sealed enclosure in which a rotating knife-blade is housed cooperating with two stationary contacts supported by the internal periphery of the enclosure. A permanent magnet is incorporated in the stationary contacts to magnetically ... | 02/07/1989 |
| 4748302 | Arc interrupter In arc interrupters having fixed and movable contacts and a fixed annular electrode surrounded by an arc-driving coil, the problem of electrode collapse owing to the magnetic forces generated in the electrode and the coil is reduced or obviated providing ... | 05/31/1988 |
| 4743720 | Current limiting circuit interrupter A circuit interrupter includes an arc extinction assembly for magnetically driving or blowing out an arc formed between a stationary contact and a movable contact. The assembly comprises a pair of coaxial windings which are disposed in proximity to the co... | 05/10/1988 |
| 4743719 | Arc interrupter In arc interrupters having fixed and movable contacts and a fixed annular electrode surrounded by an arc-driving coil, the problem of electrode collapse owing to the magnetic forces generated in the electrode and the coil is reduced or obviated by providi... | 05/10/1988 |
| 4737607 | Electrical circuit breaker with self-expansion and rotating arc An electrical circuit breaker with self-expansion and rotating arc insulated with SF6 comprises a fixed arcing contact secured to the front face of a magnetic blow-out coil. An electrode is electrically insulated from the fixed arcing contact and covers t... | 04/12/1988 |
| 4532392 | Rotating arc electric circuit breaker A rotating arc circuit breaker comprises a blow-out coil fitted at the rear face of an annular electrode and containing a ferromagnetic core. A gas outlet channel is contrived inside coil in order to prevent any formation of an ionized gas lock in the zon... | 07/30/1985 |
| 4525612 | Gas insulated switch A gas insulated switch including a tank filled with an insulating gas, wherein fixed and moving main current carrying contactors are positioned opposite each other, each including respectively fixed and moving arc electrodes installed therein and extendin... | 06/25/1985 |
| 4488023 | Rotary-arc type gas-filled switch A gas-filled switch with an improved arc extinguishing characteristics. Such gas-filled switch comprises a gas-filled casing, a pair of electrodes disposed in the casing, a conductive retaining ring which encircles at least one of the electrodes, a perman... | 12/11/1984 |
| 4463335 | Magnetic circuit for high voltage contactor A contactor of the high-voltage type utilizing an arc chute and aligned magnetic pole pieces for urging an arc into the chute for quenching. A pair of rigid bus bars extend upon either side of the arc chute assembly, and are projected along the edges of t... | 07/31/1984 |
| 4424428 | Permanent magnet rotating arc switch The invention concerns a rotating arc switch using a permanent magnet (38) arc blow-out. The permanent magnet is housed inside the fixed contact (16) and is thermally and electrically isolated from it by an insulating layer (46). The permanent magnet (38)... | 01/03/1984 |
| 4421963 | Magnetic extinction of arcs in switches The arc formed during circuit-breaking is lengthened to extinction. In order to achieve this, the magnetic flux density, the arc current intensity, and the gas pressure, adjacent the cathodic spot 11, are chosen to be such that the cathodic spot 11 is dis... | 12/20/1983 |
| 4418255 | Contact arrangement for air-blast switches with a tubular element of ferromagnetic material In a contact arrangement for air-blast switches, a tubular element consisting of ferromagnetic material (the inner wall surface of which is conical and continues the contour of a nozzle aperture) is provided with a layer of graphite. The layer is formed b... | 11/29/1983 |
| 4409446 | Electrical switchgear A first contact has an end portion which engages a second contact in a contacts closed position of the switchgear and which moves transversely across a pole face of a field coil and inwardly of an axis of the latter during movement of the contacts to an o... | 10/11/1983 |
| 4401870 | Modular suction-gas-cooled magnetic blast circuit breaker A gas-cooled magnetic blast circuit breaker made up of a plurality of identical modules. Each module is a flat body made of electrically non-conductive air-permeable material and is formed with an upper and a lower arc breaking chamber, the chambers being... | 08/30/1983 |
| 4367448 | Direct current electromagnetic contactor A direct current electromagnetic contactor has three pairs of separable contacts each comprised of stationary and movable contacts. An electromagnetic device effects movement of the movable contacts between open and closed positions relative to the statio... | 01/04/1983 |
| 4355220 | Electrical switchgear of the rotating arc, double-break type Electrical switchgear comprises a pair of contact arms which, in a contacts closed position, engage the ends of a main contact bar. Upon movement of the electrical switchgear towards a contacts open position, the contact bar disengages from the contact ar... | 10/19/1982 |
| 4355219 | Electrical switchgear In a contacts closed position of a circuit breaker, a main body portion of a contact arm engages a main contact. Upon movement of the contacts towards an open position, an end portion of the contact arm moves into engagement with a tubular arcing electrod... | 10/19/1982 |
| 4338501 | Extinguishing chamber for an electric arc of the magnetic blow-out type An extinguishing chamber for the electric arc of the magnetic blow-out type, is formed by two symmetrical sections disposed in specular position in relation to a rectilinear or curvilinear axis corresponding approximately to the path of the movable contac... | 07/06/1982 |
| 4329551 | Alternating current interrupter with magnetic arc extinguishing means An alternating current interrupter is contained in a sealed elongated housing filled with dielectric gas, such as SF6. The interrupter comprises a pair of separable stationary and movable contacts and a magnetic blow-out arc extinguishing device including... | 05/11/1982 |
| 4303814 | Gas-blast power switch A power switch in which an arc is produceable in an arc area between electrodes which are moved apart upon opening the switch comprises a fixed electrode forming one electrode for the power switch and a movable electrode forming the other electrode of the... | 12/01/1981 |
| 4286128 | Electric gas-switch An electric gas-switch includes a switching chamber that is divided by a partition into an arc chamber and an additional chamber with a central pin being located within the arc chamber. The pin is embraced at least partially by a stationary switch part wh... | 08/25/1981 |
