Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7982577 | Safety device for switch A safety device for a switch includes a first terminal, a second terminal and a conductive plate connected between the two terminals. A first contact point is connected to an end of the second terminal. The conductive plate has a first end fixed to the first termina... | 07/19/2011 |
| 7688174 | Overload protection switch An overload protection switch includes a main body and a press button. Several terminals, a conductive plate and other components are arranged in the main body. By means of switching the press button, the switch is switchable between an on state and an off state. In... | 03/30/2010 |
| 7589610 | Over current cut-off switch An over current cut-off switch has an electric insulating housing, a first conductive foot, a second conductive foot, a reed, an electric wire and a switch button. The housing received upper portions of the first and second conductive feet, the reed and the electric... | 09/15/2009 |
| 7405645 | Thermally activated circuit interrupter A thermally activated circuit interrupter (10) has a cantilever mounted, snap acting thermostatic disc (16) mounting a movable electric contact (18) that is adapted to move between a contacts engaged position and a tripped, contacts disengaged p... | 07/29/2008 |
| 7355139 | Miniature circuit breaker A miniature circuit breaker includes an elastic contact piece to contact with two terminals of a circuit, thereby electrically connecting the circuit. One end of the elastic contact piece fixed to a terminal is a fixed end, and the other end of the elastic contact p... | 04/08/2008 |
| 7336149 | Circuit breaker having a bimetallic snap-action disk A circuit breaker includes a bimetallic snap-action disk fixed to a bimetallic connection disposed in the vicinity of a fixed contact connection inside a coverable housing. The bimetallic disk has a contact end with a contact superposed with a fixed contact of the f... | 02/26/2008 |
| 7324876 | System for remotely controlling energy distribution at local sites A power management system and associated method includes provision of local wireless energy control units at remote sites for controlling power delivery to customer loads, and a central station with a wireless transmitter for broadcasting commands to the wireless en... | 01/29/2008 |
| 7323650 | Protection mechanism for switch A protection mechanism includes a first member connected to a switch member pivotably connected to an open top of a case so as to lift a bimetallic plate when the switch device is set to an “OFF” status, and a second member that is pivotably connected to an exte... | 01/29/2008 |
| 7317375 | Adjustable safety switch A switch device includes a body with a switch member pivotably engaged with a top opening of the body and a first terminal and a second terminal respectively extend through two slots in a bottom of the body. A connection member is fixedly connected to an inside of t... | 01/08/2008 |
| 7312687 | Protective switch for protecting a circuit A protective switch for protecting a circuit includes an operating element or rocker switch, contact connections projecting from a housing, a contact spring electrically connected to a first contact connection and having a free end covering a second contact connecti... | 12/25/2007 |
| 7310041 | Circuit breaker The invention relates to a re-settable, single-phase, thermo/electric circuit breaker utilizing a U-shape bimetallic element of substantial resistance properties in the circuit, so that when a predetermined overload current occurs the bimetallic element self heats a... | 12/18/2007 |
| 7309840 | Emergency stopping safety device of paper shredder An emergency stopping safety device includes an emergency switch and an emergency light. When children accidentally put their fingers into a paper feeder of a paper shredder, the paper shredder can be temporarily disabled by pressing a button of the emergency switch... | 12/18/2007 |
| 7307506 | Safety switches A switch includes a switch member and an extension and a push rod respectively extended from two ends of an underside of the switch member. A bi-metallic contact plate has a first end fixed to one of two terminals and a contact portion splits from the contact plate.... | 12/11/2007 |
| 7307505 | Safety switches A switch includes a push rod which extends from an underside of a switch member and the push rod selectively pivots an action member in “ON” and “OFF” positions. A bi-metallic contact plate has a first end fixed to one of two terminals and a contact portion ... | 12/11/2007 |
| 7304560 | Safety switches A safety switch includes a switch member and a push rod is pivotably connected to an inside of the switch member. A biasing member pushes the push rod toward a stop rod extending from the inside of the switch member. A bi-metallic contact plate has a first end fixed... | 12/04/2007 |
| 7304561 | Motor overload protector An enclosed motor protector has a housing formed by a base (10) and a cover (12) received on the base and enclosing a recess (10a) formed in the base. A first terminal (14) extends through an opening in the housing and mounts a sta... | 12/04/2007 |
| 7292129 | Protection device for switches A switch device includes a body with a switch member pivotably engaged with a top opening of the body and a first terminal and a second terminal respectively extend through a bottom of the body. A bi-metallic plate has a first end fixed to the first terminal and inc... | 11/06/2007 |
| 7283031 | Circuit breaker A breaker has a first conducting strip and a second conducting strip respectively mounted on a lower end of a shell; a first terminal mounted on the second conducting strip; a bimetal strip securely provided on a first conducting strip; a second terminal mounted on ... | 10/16/2007 |
| 7268660 | Low battery indicator A low battery indicating device is disclosed for indicating that a battery has low power. The device includes an indicator having a body movable between a retracted, unactuated position and an extended, actuated position. The indicator is visible when in the actuate... | 09/11/2007 |
| 7265652 | Controllable electronic switch A controllable electronic switch for, e.g., controlling power distribution comprises a deformable member such as a bimetal arm that can be deformed to break an electrical path. The deformable member may be anchored at one end and in controllable contact with an elec... | 09/04/2007 |
| 7259343 | Safety switch A safety switch has a casing, a first circuit prong, a second circuit prong, a switch contact, a rocker, an arm and a latch. The first and second circuit prongs are mounted in and extend through the casing. The switch contact bends upward when temperature of the swi... | 08/21/2007 |
| 7248140 | Adjustable safety switch A switch device includes a body with switch pivotably connected to a top thereof and two terminals extend through an underside of the body. A first contact point is connected to one of the terminals and a bi-metallic plate has a first end fixed to the other terminal... | 07/24/2007 |
| 7236082 | Circuit breaker structure An improved structure of a circuit breaker is provided which comprises a housing, a rocker-switch, a push-shaft, a pull-shaft, a bimetallic strip, and other parts. There are three terminals under the rocker-switch inside the housing. A bimetallic strip embedded in a... | 06/26/2007 |
| 7230516 | Circuit breaker A circuit breaker includes a body having a neck member integrally connected thereto. A flange extends from an inner periphery of the neck member and a recess is defined in an inner periphery of the flange. Two terminals are connected to the body and a bi-metallic pl... | 06/12/2007 |
| 7208693 | Safety device for dual-circuit switch A switch includes a body with a switch member and two springs are connected to an underside of the switch member. Two identical circuit assemblies are isolated from each other and received in the body. Each circuit assembly has two terminals and a bimetallic plate h... | 04/24/2007 |
| 7202769 | Protection mechanism for switch A protection mechanism includes a first member connected to a switch member pivotably connected to an open top of a case so as to lift a bimetallic plate when the switch device is set to an “OFF” status, and a second member that is pivotably connected to an exte... | 04/10/2007 |
| 7161804 | Housing structure of electronic device and heat radiation method therefor A sealed housing is provided with a body, a cover, and a movable fin for radiating heat while suppressing a change in internal pressure, and preventing invasion of water vapor or poisonous gas from the exterior to thereby avoid an accident caused by dew condensation... | 01/09/2007 |
| 7148784 | Safety switch device A safety switch device includes a case with a switch pivotally engaged with an open top of the case and a ramp defined in an inside of the case. Two terminals are extended from the bottom of the case and a bimetallic plate having a first end fixed to one of the term... | 12/12/2006 |
| 7116207 | Safety device for switches A switch includes a body and a switch member is pivotably engaged with the top opening of the body. A resilient member is connected between an inside of the body and a first end of the switch member. The switch member further has an extension extending from a second... | 10/03/2006 |
| 7113062 | On-board circuit breaker with reset enable mechanism An on-board circuit breaker that includes a push-button that enables the circuit breaker to be reset by depressing it, a power supply terminal and distribution terminal, two breaking contacts, and a main bimetal strip. Thermal deformation of the main bimetal strip t... | 09/26/2006 |
| 7079002 | Safety switch A switch device includes a body with a switch member pivotably connected to a top thereof and two terminals extend through an underside of the body. A first contact point is connected to one of the terminals and a bi-metallic plate has a first end fixed to the other... | 07/18/2006 |
| 7034650 | Protection mechanism for switches A protection mechanism for a switch device includes a pivotably member pivotably connected to an underside of the switch member pivotably connected to an open top of the case of the switch device. The pivotable member includes a shorter tongue and two rods. An end o... | 04/25/2006 |
| 7030726 | Protection mechanism for switches A protection mechanism for a switch device includes a pull member that has one end pivotably connected to the switch member and the other end which is a hook end for lifting the bimetallic plate to set the switch device to “OFF” status. A push member is pivotabl... | 04/18/2006 |
| 7026906 | Circuit breaker A circuit breaker has a housing in which two conductive plates, a bimetallic strip and a swing plate with a U-shaped notch are retained, wherein a switch is mounted at the top of the housing. Each conductive plate has an end protruding from a bottom of the body. The... | 04/11/2006 |
| 7019241 | Energy-autonomous electromechanical wireless switch An energy-autonomous electromechanical wireless switch which has at least one transducer element for converting mechanical to electrical energy, and has at least one actuating panel for introducing the mechanical energy, and has at least one sensor for each actuatin... | 03/28/2006 |
| 7005597 | Switch device A switch device capable of increasing the operation speed at the time of reversion of contacts, thereby suppressing generation of arcs, and capable of increasing the contact pressure between the contacts, thereby reducing the bouncing of the contacts. A first rotor ... | 02/28/2006 |
| 7005957 | Mechanism for trip-free of the bimetallic plate of a safety switch device A switch device includes a case with a switch member pivotally engaged with the open top of the case. Two terminals extend from a bottom of the case and a bimetallic plate has a first end fixed to one of the terminals. A distal end of the bimetallic plate is located... | 02/28/2006 |
| 6992559 | Overload protection switch An overload protection switch has a conductor interconnecting the first primary leg and a second primary leg so that when current passes through the switch, the current not only raises the temperature of the bi-metal plate, but also raises the temperature of the con... | 01/31/2006 |
| 6984798 | Safety switch A safety switch comprises a hollow body having an opening and a lower end of the hollow body having three slots; a button pivotally installed upon the opening; a first power terminal installed at one of the three slots; a second power terminal installed at another o... | 01/10/2006 |
| 6952084 | Intelligent electrical switching device The present invention, according to a preferred embodiment, is directed to portable electronic devices which operate on exhaustible power sources, for example, batteries. The electronic devices of the present invention comprise at least one signal switch and a micro... | 10/04/2005 |
