Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 8097824 | Arc extinguishing device of circuit breaker for manual motor starter Disclosed is an arc extinguishing device of circuit breaker for manual motor starter capable of swiftly extinguishing and discharging an arc generated by a fault current flowing into a motor circuit during an interruption operation of a circuit breaker, thereby enha... | 01/17/2012 |
| 7705263 | Arc chute assembly for a circuit breaker An arc chute assembly includes a housing having a lateral axis and a quenching portion disposed within the housing. The quenching portion includes at least two deion plates being spaced along the lateral axis of the housing and each having a cut portion wherein the ... | 04/27/2010 |
| 7495190 | Electrical switch An electrical switch is disclosed. The switch includes at least one switching contact which is held against the prestressing force of a contact force spring on a moving contact mount, and an arc quenching device, in which at least one section of the at least one con... | 02/24/2009 |
| 7488915 | ARC baffle, and ARC chute assembly and electrical switching apparatus employing the same An arc baffle for an arc chute assembly of a circuit breaker includes a first baffle member disposed at or about the second end of the arc chute assembly and including a plurality of first venting holes, a second baffle member including a plurality of second venting... | 02/10/2009 |
| 7459652 | Switchgear device comprising an arc chute of reduced size Electric switchgear device comprising at least one electric pole-unit comprising a stationary contact part made of conducting material, a movable contact part and an arc chute. The arc chute comprises two side parallel flanges, a rear wall, and a bottom arcing horn ... | 12/02/2008 |
| 7439469 | Electric switching device comprising an arc-quenching unit An electric switching device, designed to carry a low-voltage, in particular a circuit-breaker or contactor, having at least one arc-quenching unit (16;18) is provided. Connection contacts (8) are mounted in a housing (2) that can be sealed by a... | 10/21/2008 |
| 7371987 | Switching device The invention relates to a switching device with a switching structure (1), which includes a cage assembly (21) having two opposite first sidewalls (5) and a bottom wall (6) integrally connecting the first sidewalls. The cage assembly ( | 05/13/2008 |
| 7285742 | Switching device The invention relates to a switching device with a switching structure (1), which includes a cage assembly (21) having two opposite first sidewalls (5) and a bottom wall (6) integrally connecting the first sidewalls. The cage assembly ( | 10/23/2007 |
| 7253356 | Waterproof structure of junction box A waterproof housing of a junction box has at least one vent piece penetrating through a wall of the housing for ventilation of the junction box. The vent piece has an inner wall formed with a baffle projection to prevent invasion of a splashing water. The waterproo... | 08/07/2007 |
| 7247808 | Electrical service device having an arc prechamber area, arc guide rails and a current-limiting arc-quenching device The invention proposes an electrical service device, in particular line circuit breaker or motor circuit breaker, having a housing having connecting areas and connection means (2, 3) for the purpose of connecting busbars and/or connection lines on both end si... | 07/24/2007 |
| 7220933 | Arc quenching device for circuit breakers The present invention specifies an arc quenching device having improved current limitation and reduced heat losses, in the case of which a moving contact piece (31) is not subject to increased erosion and wear. For this purpose, a quenching path according to ... | 05/22/2007 |
| 7202436 | Secondary arc chute and electrical switching apparatus incorporating same A secondary arc chute is for an electrical switching apparatus including a housing, a pair of separable contacts enclosed within the housing, and a primary arc chute disposed proximate the separable contacts in order to attract an arc generated by the separable cont... | 04/10/2007 |
| 7186941 | Arc extinguisher assembly for molded case circuit breaker An arc extinguisher assembly is provided for a mould cased circuit breaker capable of reducing time for arc extinguishing and preventing contacts from being damaged due to a back flow of an arc. To this end, the arc extinguisher assembly for a mould cased circuit br... | 03/06/2007 |
| 7176771 | Circuit breaker filter assembly An improved filter assembly for a circuit breaker includes a generally rectilinear filter housing having at least two filter mounting zones for receiving at least two filter assemblies, so as to define, in the aggregate, a filter assembly, and at least two filter as... | 02/13/2007 |
| 7094986 | ARC chute assembly The arc plates of an arc chute assembly for a circuit breaker are supported in spaced, stacked relation by a structural shell molded of a gas evolving resin. Generation of arc gases, that cool the arc thereby increasing the current interruption capability of the bre... | 08/22/2006 |
| 7091438 | Circuit breaker with improved arc extinction system An improved circuit breaker includes an arc extinction system having one or more insulators that generates a desirable gas in the presence of an arc. The exemplary circuit breaker includes gas-generating insulators disposed at three sides of a stationary contact and... | 08/15/2006 |
| 7038912 | High-power switchgear with cooling rib arrangement The high-power switch (1) according to the invention, with at least one switch pole (2) for guiding and switching an electric current which flows in one current flow direction when the switch is in the closed state, with the at least one switch pole ( | 05/02/2006 |
| 7034242 | Arc chute and circuit interrupter employing the same A circuit interrupter arc chute includes first and second support portions, an exit portion supported by the support portions, and a plurality of arc plates supported by the support portions. The exit portion has one or more vent openings. The arc plates have a firs... | 04/25/2006 |
| 6960736 | Switching gas damper for low-voltage power circuit breakers A switching gas damper for low-voltage power circuit breakers, is arranged as an attachment above the arcing chambers for additional damping, deionization and cooling of the switching gases. The switching gas damper includes a cuboid enclosure with separate inlet op... | 11/01/2005 |
| 6930573 | Interlocking cassettes for dimensional stability A multipole cassette assembly having a center pole cassette assembly includes a first side and a second side, a first outer pole cassette assembly having a first side and a second side, a first spacer interlocking receptacle positioned on one of the first side of th... | 08/16/2005 |
| 6924721 | Gas segregator barrier for electrical switching apparatus A gas segregator barrier is for quenching, segregating and controllably directing ionized gases discharged from a pair of spaced-apart circuit breakers double-branch mounted within a panelboard assembly. The spaced-apart circuit breakers include corresponding pairs ... | 08/02/2005 |
| 6917269 | Low-voltage circuit breaker with an electric arc extinction system An electric arc extinction chamber system, especially for low-voltage circuit breakers of very high nominal current intensities, wherein parallel electric arc extinction chamber inserts are provided in a housing extending over the entire width of a pole-face arc. Th... | 07/12/2005 |
| 6844514 | Arc extinguisher with an attachment for low voltage switchgear An arc extinguisher for low voltage switchgear, switching in air, includes a universally applicable variable attachment for adjustment of the arc extinguisher chamber to meet increased demands. The attachment is in the form of a chimney-like arc extinguisher chamber... | 01/18/2005 |
| 6825431 | Arc chamber for low-voltage circuit breakers An arc chamber for low-voltage circuit breakers, whose particularity consists of the fact that it comprises: multiple substantially U-shaped metallic plates; an enclosure made of insulating material which is substantially shaped like a parallelepiped and comprises t... | 11/30/2004 |
| 6794595 | Electrical switchgear apparatus comprising an arc extinguishing chamber equipped with deionizing fins A circuit breaker comprises a pair of separable contacts arranged in an opening volume. A plurality of flat de-ionization fins are arranged inside an arc extinguishing chamber opening out onto the opening volume. The chamber is bounded by two opposite side walls, a ... | 09/21/2004 |
| 6791440 | Apparatus for electrically isolating circuit breaker rotor components An electrically isolating iso bearing for a circuit breaker is provided that comprises an inner surface, an outer surface, and a body extending therebetween, said inner surface comprising a pair of bosses and a pair of openings, said outer surface comprising at leas... | 09/14/2004 |
| 6750746 | Electromagnetic switching device, especially contractor, with a contact bridge support lock An electromagnetic switching device, especially a contactor, includes a base, an arc chamber removable from the base, a contact bridge support and a spring-loaded locking element. The contact bridge support projects into the arc chamber and can be displaced in a dir... | 06/15/2004 |
| 6717090 | Arc quenching configuration for an electrical switching device An arc quenching configuration for an electrical switching device has an arcing chamber in which an arc is produced between a stationary contact piece and a moving contact piece during a switching operation. An arc splitter stack is provided and has a number of arc ... | 04/06/2004 |
| 6703575 | Arc-extinguishing system for a contact switching apparatus An arc-extinguishing system for a contact switching apparatus having a plurality pieces of grid plate for arc extinction arranged outside the contact switching apparatus so as to be substantially vertical to a movable contact, and an arc box as well as an... | 03/09/2004 |
| 6700087 | Arc chute assembly An arc chute including a first side wall having a plurality of holes, a second side wall having a plurality of holes and spaced apart from the first side wall, and a plurality of arc chute plates mounted between the first and second side walls. Each of th... | 03/02/2004 |
| 6624373 | Arc stack assembly for a circuit breaker A circuit breaker for interrupting the flow of current upon the detection of excess current or temperature is provided that contains an arc plate assembly which includes a pair of insulative mounting plates having mounted thereon a set of arc plates arran... | 09/23/2003 |
| 6518530 | Current-limiting contact arrangement A current-limiting contact arrangement includes a conductor rail including a stationary contact and including two current loops extending at opposite sides of the conductor rail in respective planes parallel to a center plane of the contact arrangement. A... | 02/11/2003 |
| 6313425 | Cassette assembly with rejection features A cassette assembly for rotary contact circuit breakers utilizing a first electrically insulative cassette half piece and a second electrically insulative cassette half piece which are arranged to mate with each other to form an enclosure. The electricall... | 11/06/2001 |
| 6288354 | Switching device with an arc extinguishing device A switching device with an arc extinguishing device includes filigree-shaped arc splitters of an arcing chamber to be mounted and fixed in an operationally reliable manner. Branches and bases of the arc splitters are kept apart by spacers, in particular b... | 09/11/2001 |
| 6265685 | Switchgear apparatus contact assembly including slot and ferromagnetic insert for enhancing arc extinguishing characteristics A switch comprises a long, slender stationary contact means and a movable contact means moving between an open position and a closed position. The contact zone of the contact means is separated from the electrical connection zone by a slot which opens out... | 07/24/2001 |
| 6248970 | ARC chute for a molded case circuit breaker A circuit breaker (10) including an electrical arc extinguishing apparatus (105). The electric arc extinguishing arc apparatus (105) includes a first sidewall (106) in a spaced relationship with the second sidewall (107) with a top arc plate (110) mounted... | 06/19/2001 |
| 6222147 | Circuit breaker arc exhaust baffle with variable aperture An improved exhaust baffle for a circuit protective device such as a circuit breaker utilizes material having elastomeric characteristics to provide for variable apertures where the cross-sectional opening of the apertures is dependent on the pressure gra... | 04/24/2001 |
| 6222146 | Arc extinguishing chamber for low voltage power switches An arc quenching chamber for low-voltage circuit breakers has a quenching chamber enclosure and a quenching chamber cover, which is detachably attached to the quenching chamber enclosure by fastening elements. Opposite a hollow extension the quenching cha... | 04/24/2001 |
| 6207916 | Electric arc explosion chamber system An arcing chamber system having one or more chamber bodies connected in series, wherein one or more arcing chamber modules, are arranged in each chamber body is present. A plurality of arcing chamber modules may be employed to achieve for various contact ... | 03/27/2001 |
| 6191377 | Electromagnetic switching device with arcing chambers An electromagnetic switching device, in particular a high capacity contactor, includes switch contacts which are arranged inside interrupter chambers formed by an interrupter chamber housing. Also provided is a deionizing device which is in the form of an... | 02/20/2001 |
