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An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
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| Number | Title | Issue Date |
| 7397012 | High current switch and method of operation An electrical switch which includes an insulative housing having a wall defining an axial bore therein, a first electrical contact disposed in the housing bore and a second electrical contact movably disposed in the housing bore between an open position and a closed... | 07/08/2008 |
| 7332906 | Vacuum circuit interrupter including circuit monitoring leakage or loss of vacuum and method of monitoring a vacuum interrupter for leakage or loss of vacuum A method monitors a vacuum interrupter for leakage or loss of vacuum. The vacuum interrupter includes a line side, a load side and separable contacts electrically connected therebetween. The line side has a line side voltage and the load side has a load side voltage... | 02/19/2008 |
| 7274550 | Single phase control and protection system of high voltage with dry insulation A protection system and single-phase control of high voltage with close loop dry insulation is provided. A detector detects the voltage through the influence of the electrical field in conductors, insulators and breakers, mainly, turning the field into an electronic... | 09/25/2007 |
| 7262362 | High voltage device with a particle trap The high-voltage switching device used in one installation position and has metallic encapsulation (10) a switching gap (4) and a particle trap (1) for holding foreign body particles (2), and is characterized in that in the one installati... | 08/28/2007 |
| 7148441 | Solid dielectric encapsulated interrupter with reduced corona levels and improved BIL A current interrupter assembly includes an insulating structure, a current interrupter embedded in the structure, a conductor element embedded in the structure, a current interchange embedded in the structure and connected to create a current path between the curren... | 12/12/2006 |
| 7098418 | Vacuum circuit breaker, vacuum circuit breaker contact slow closing method, and contact erosion measuring method and contact gap length setting method using that slow closing method An adjusting bolt is screwed into a nut attached to a dolly, and is disposed such that a central axis thereof is parallel to a closing and opening direction of a contact. A lever is attached to a shaft. An electrically-insulating rod is coupled to a first end of the... | 08/29/2006 |
| 6951993 | Vacuum switch A vacuum switch comprises a vacuum container, a grounding switch and a load switch disposed in the container, and an external connection conductor disposed in the vacuum container and to be connected electrically inside and outside the vacuum container, and it is ch... | 10/04/2005 |
| 6906484 | Method for limiting the current in an electric motor, and a motor for carrying out one such method A method of limiting current in a DC motor acts on a full bridge circuit (137) through which the stator winding arrangement (102) of that motor is supplied with current. Upon response of the current limiter, energy supply to the stator winding arrangem... | 06/14/2005 |
| 6855903 | Vacuum switch A vacuum switch comprises a vacuum container, a grounding switch and a load switch disposed in the container, and an external connection conductor disposed in the vacuum container and to be connected electrically inside and outside the vacuum container, and it is ch... | 02/15/2005 |
| 6747234 | High voltage interrupter A circuit interrupter including a housing having an internal cavity. The internal cavity includes a space at a first end thereof, and includes an internal wall extending from the space to a second end of the housing. A vacuum interrupter is disposed in the space. Th... | 06/08/2004 |
| 6649856 | Glazed ceramic article, metal and ceramic assembly having glazed ceramic article and vacuum switch having metal and ceramic assembly A glazed ceramic article is provided which comprises a glaze layer formed on an outer surface of a ceramic main body. The glaze layer is made of a glaze comprising 60 to 74% by weight of Si when calculated in terms of SiO2 and 16 to 30% by weig... | 11/18/2003 |
| 6444938 | Switchgear with switching devices arranged in housings The invention relates to switchgear assemblies having switching devices arranged in housings whose contact bolts can be deflected in a straight line and can be controlled by a magnetic drive device and are guided axially and radially by means of concentri... | 09/03/2002 |
| 6407908 | Gas-insulated circuit breaker and gas-insulated switch-gear having the same In order to provide a good gas-insulated circuit breaker which is compact and easy in assembling and preparation, a gas-insulated circuit breaker 100 is constructed with a grounded enclosure 104 enclosed a insulation nature gas, a current interruption par... | 06/18/2002 |
| 6373015 | Integral load connector module A load connector module for connecting a multi-phase load to a circuit interrupter which includes all the multi-phase connectors, a current transformer for each respective phase, and a voltage transformer coupling, in an integral, solid, insulated unit.... | 04/16/2002 |
| 6326872 | Power circuit breaker with air gap between molded insulative casing and grounded barrier insulating operating mechanism A compact power circuit breaker has a molded insulative casing providing the structural support and electrical isolation for the pole mechanisms mounted in cavities in the casing and the operating mechanism mounted to the front of the casing. A grounded b... | 12/04/2001 |
| 6310310 | Encapsulated vacuum interrupter module removably mounted in a housing A high voltage electric switch includes an insulated housing with an opening therethrough and an interior surface. The housing has an upper open end and a lower open end. A conductive upper terminal pad has a downwardly extending bar, wherein the upper te... | 10/30/2001 |
| 6172317 | Foam encapsulated vacuum interrupter module removably mounted in a housing A high voltage electric switch includes an insulated housing with an opening therethrough and an interior surface. The housing has an upper open end and a lower open end. A conductive upper terminal pad has a downwardly extending bar, wherein the upper te... | 01/09/2001 |
| 6144005 | Vacuum switch and a vacuum switchgear using the same A vacuum insulation switch provided with a movable electrode, a stationary electrode and an earthing electrode, which are insulated from each other, in a vacuum container made of a conductive material which is earthed, and a switchgear using the same.... | 11/07/2000 |
| 6130394 | Hermetically sealed vacuum load interrupter switch with flashover features A load interrupter switch for voltages in the kV range and having a vacuum interrupter chamber which is embraced without any air gaps by a sleeve formed from elastomeric material of high dielectric strength. The sleeve is clamped by half housings of the l... | 10/10/2000 |
| 6046422 | Vacuum interrupter with a vapor shield associated with the insulator A vacuum interrupter is provided. The vacuum interrupter includes a housing part that surrounds contact members and a vapor shield associated with the insulator, the housing part and the vapor shield are designed as one piece. A transition from the housin... | 04/04/2000 |
| 5929411 | Vapor shield for vacuum interrupters A vacuum interrupter (VI) is provided having two arcing contacts, at least one of which is axially moveable, and a metal-vapor condensing shield which is shaped to allow the VI to withstand a high peak value of pulsed or sinusoidal high voltage applied to... | 07/27/1999 |
| 5920052 | Multi-circuit switch gear A multi-circuit switch gear includes a main body filled with an insulation gas, main bushings mounted on a front portion of the main body, a plurality of three-phase input/output units connected to the main bushings, multi-position switching devices dispo... | 07/06/1999 |
| 5917167 | Encapsulated vacuum interrupter and method of making same An interrupter includes a vacuum assembly, switching contacts enclosed within the vacuum assembly, a layer of compliant material around the vacuum assembly, and a layer of rigid encapsulation surrounding the vacuum assembly and layer. The vacuum assembly ... | 06/29/1999 |
| 5864108 | Vacuum switch assembly including housing insulating support A power switch module designed to be mounted in gas-filled containers of gas-insulated switchgear is provided, wherein each vacuum switch tube of the power switch has a corresponding rectilinearly movable actuating rod leading into the gas-filled containe... | 01/26/1999 |
| 5847347 | Vacuum interrupter To allow soldering of all parts of the housing including the tubular shield of a vacuum interrupter in a single operation, the metal cap (9) made of silver-plated copper enclosing the two contacts (1, 2) is provided with peripheral structuring (10, 11) on... | 12/08/1998 |
| 5808258 | Encapsulated high voltage vacuum switches An encapsulated high voltage switch has an elastomeric housing made of a first high dielectric strength resilient material such as EPDM. A generally tubular reinforcing element is formed or press fitted in intimate contact with the first elastomeric mater... | 09/15/1998 |
| 5585611 | Interrupter assembly An interrupter assembly comprises an interrupter switch and at least one condition sensing device embedded within a body of solid dielectric material. Preferably, the solid dielectric material is a polymer concrete or an epoxy-concrete. The condition sens... | 12/17/1996 |
| 5521348 | Multi-pole vacuum switch with an insulation assembly surrounding each vacuum interrupter A multi-pole vacuum switch has an insulation assembly for each pole, which is composed of shell-like insulating elements. In addition to a space provided for receiving the vacuum interrupter, chambers are formed by wall sections, which are provided for re... | 05/28/1996 |
| 5512724 | Vacuum switch with a drive device and pole operating unit A vacuum switch including at least one vacuum switching tube and a pole operating unit which receives the vacuum switching tube at one of its ends. Each pole operating unit contains a lever arrangement for changing the direction of the operating movement ... | 04/30/1996 |
| 5510592 | Vacuum switch A vacuum switching chamber includes a switching chamber housing having two housing parts. The two housing parts are constructed in the shape of pots or bells and each have a base which encloses an opening through which a respective supporting stalk passes... | 04/23/1996 |
| 4983793 | Switch chamber for a vacuum switch A switch chamber for a vacuum switch including a housing having at least one insulating tube with an end face and an axial axis. A contact pin having an exterior surface is arranged for supporting the switch chamber. A stationary contact is held by the co... | 01/08/1991 |
| 4795866 | Vacuum tube switch which uses low temperature solder A vacuum switch tube wherein at least one part which separates the interior of the tube from the environment is soldered to the housing of a vacuum switch tube so as to be vacuum-tight with a soft solder 6 which has a melting point which lies below 400° ... | 01/03/1989 |
| 4630361 | Process for preparing a vacuum switch tube A pre-assembled vacuum switch tube having a clearance between a stationary electrode rod and end plate is firstly prepared by forming an enlarged diameter part in the stationary electrode rod at a position where the rod extends from the end plate to the o... | 12/23/1986 |
| 4557529 | Vacuum interrupter guide bushing retainer means A retainer member formed from wire or sheet metal secures the movable contact rod guide bushing to the end plate closure of a vacuum interrupter.... | 12/10/1985 |
| 4528432 | Vacuum interrupter A vacuum interrupter, an envelope of which includes a pair of electrical lead rods of copper or copper-based alloy, one lead rod being brazed vacuum-tight to one end plate via a first tubular sealing member fitted onto one rod, and a bellows surrounding a... | 07/09/1985 |
| 4450327 | Vacuum interrupter An evacuated envelope includes a cylindrical housing made of a metallic material, disc-shaped upper and lower end plates made of ceramic and stationary and movable contact rods. The envelope of the vacuum interrupter is manufactured by brazing the end pla... | 05/22/1984 |
| 4445016 | Vacuum switching tube with metal cap Disclosed is a vacuum switching tube comprising a hollow insulator and a cap closing off the insulator adjacent to its circumference at one end thereof. The cap is connected to the insulator by a joint. A shaped body covers the joint and is spaced therefr... | 04/24/1984 |
| 4433203 | Electrical insulator with water-repellent oil-bleeding insulation bands An electrical insulator for use in dirty or wet environments. The insulator has a substantially cylindrical outer peripheral surface upon which is disposed a plurality of water-repellent oil-bleeding insulation bonds formed of a silicone rubber containing... | 02/21/1984 |
| 4410777 | Vacuum circuit interrupter A vacuum interrupter has a bell-shaped metal casing made of copper or stainless steel with a copper, ring-shaped stress reduction member sandwiched between an open end of the casing and the outer periphery of a ceramic insulation disk. Since copper is pla... | 10/18/1983 |
| 4408107 | Vacuum interrupter A vacuum interrupter envelope including a housing made of non magnetic metallic material with end plates fabricated from insulating material in the form of a ceramic or crystallized glass. Auxiliary sealing members are made of metallic material which are ... | 10/04/1983 |
