Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 7924136 | Fusible switching disconnect modules and devices A fusible switch disconnect device includes a housing adapted to receive at least one fuse therein, and switchable contacts for connecting the fuse to circuitry. A tripping mechanism is provided to disconnect the switchable contacts when predetermined circuit condit... | 04/12/2011 |
| 7576630 | Fusible switching disconnect modules and devices A fusible disconnect device having auxiliary connections to line-side and load-side terminals and color coding features to indicate an amperage rating of a fuse. ... | 08/18/2009 |
| 7495540 | Fusible switching disconnect modules and devices Fusible switch disconnect modules including a housing means adapted to receive at least one fuse therein, switchable contacts for connecting the fuse to circuitry and having at least one stationary contact and at least one movable contact selectively positionable be... | 02/24/2009 |
| 7474194 | Fusible switching disconnect modules and devices A fusible switch disconnect device includes a housing adapted to receive at least one fuse therein, and switchable contacts for connecting the fuse to circuitry. A tripping mechanism is provided to disconnect the switchable contacts when predetermined circuit condit... | 01/06/2009 |
| 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 |
| 7382223 | Thermal circuit breaker A switchable thermal circuit breaker (10) has an automatically resettable, current carrying thermostatic disc (14) cantilever mounted in a housing (12) and carries a movable contact (14b) into and out of electrical engagement with ... | 06/03/2008 |
| 7342194 | Dual function reset operator for an electrical device In certain embodiments, a system includes a mechanical actuator having a first member configured to engage a contact block to move a contact slide for a first distance between open and closed positions of an electrical contact pair. The mechanical actuator also has ... | 03/11/2008 |
| 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 |
| 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 |
| 7289306 | Ground fault circuit interrupter containing a dual-function test button The present invention provides a circuit interrupting device, preferably a ground fault circuit interrupter (GFCI), which contains a dual-function test button having a short pole and a long pole positioned underneath the dual-function test button. When the GFCI is p... | 10/30/2007 |
| 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 |
| 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 |
| 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 |
| 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 |
| 6867672 | Switching device comprising a latching mechanism A switching device includes a latching mechanism and is cheap to produce and easy to assemble. To this end, the construction is essentially formed from a three-part modular unit including metallic material, and has a spring which supports the back-latching of the la... | 03/15/2005 |
| 6744345 | Mid-range circuit breaker A circuit breaker includes a base housing comprising a contact cavity therein, first and second terminals at least partially located within said contact cavity, and a thermal trigger element fixedly coupled to said first terminal and in electrical contact with said ... | 06/01/2004 |
| 6710695 | Aircraft circuit breaker with manual opening resistant feature A pushbutton resettable circuit breaker is shown having features to prevent manual opening by simply pulling outwardly on the pushbutton. In one embodiment, the pushbutton (16) is formed with slots (16b) which are configured to provide a reactio... | 03/23/2004 |
| 6707368 | Manually trippable circuit breaker A circuit breaker includes a nonconductive housing, a first breaker contact within said housing, and a trigger element having a second breaker contact located within said housing. The trigger element is thermally activated to separate the first and second breaker co... | 03/16/2004 |
| 6642832 | ARC responsive thermal circuit breaker A circuit breaker (10) has a current carrying bimetallic element (18) which bends upon self-heating and upon being subjected to a selected overload current transfers motion to a connecting plate (32) which displaces a latch surface (42b) from a catch (34a... | 11/04/2003 |
| 6621402 | Circuit breaker A circuit breaker includes a housing having a rim defining an open top and having a closed bottom defining two slots. A button is pivotally connected to the housing at the open top and is pivotal relative to the housing between two extreme positions. A fi... | 09/16/2003 |
| 6617952 | Switch with adjustable spring A switch includes an N-shaped spring which is connected between an inside of the base of the switch and an end of a bimetal plate. The bimetal plate has a contact point and is pushed to let the contact point contact an another contact point on one of thre... | 09/09/2003 |
| 6483416 | Overload protection device of a press type switch The present invention relates to an overload protection device of a press type switch in which the switch main body has slide grooves within the bouncing range of the free end of the conductive strip. The shape of the slide grooves is formed by a pluralit... | 11/19/2002 |
| 6400250 | Safety switch The present invention relates to a safety switch for protecting circuit having a change-over push-pull rod between a button shade and a conductive strip. The top end of the push-pull rod is pivotally connected to the button shade while the bottom end ther... | 06/04/2002 |
| 6252490 | Safety plug and switch device A switch device has a conventional fuseless breaker device, a first conductive blade, a second conductive blade, a fixed plate, and a movable plate. The breaker device has a metal bar having two expansion coefficients, an insulator plate, a safety button,... | 06/26/2001 |
| 5760672 | Safety switch built-in with protecting circuit A safety switch built-in with protecting circuit is provided. The safety switch includes a housing having a button shade pivotally mounted thereof. Three pairs of conductive plates is provided and one of the conductive plates is provided with a first plat... | 06/02/1998 |
| 5694106 | Safety switch with overload protection circuit An improved safety switch with overload protection circuit includes a housing having a lamp cover and three connecting plates disposed in a receptacle. One connecting plate is provided with a bi-metal plate having a platinum contact, and one is provided w... | 12/02/1997 |
| 5012495 | Switch and circuit breaker combination device An improved device for protecting an electrical load from a current overload combines an electrical switch and a re-settable circuit breaker in a single housing. The device avoids the use of gate plates, visually alerts an operator to the existence of a t... | 04/30/1991 |
| 4580117 | Motor protection switch A rocking beam is movable into an "on" and an "off" position by actuating means which actuate linkage means and work against the force of a spring urging the beam into an intermediate trip-position. Through a guide surface the beam actuates a toggle assem... | 04/01/1986 |
| 4423400 | Control device to be mounted in a frame for operating the displacement of an arm and use of the device in particular as a switch A control device for operating the displacement of an arm between an on-position and an off-position, comprising a control member operating through a transmission element consisting of a link and a locking means movable between a locked position and an un... | 12/27/1983 |
| 4083027 | Pushbutton electric switch A circuit interrupter characterized by a manually operated fast acting switch and an overload relay for tripping of switch in response to current overload. The switch comprises means for moving electric contacts between open and closed and tripped positio... | 04/04/1978 |
| 4023131 | Electric circuit breaker with ambient temperature compensating means Electric circuit breaker alternately providing overcurrent and/or over temperature protection by means of temperature responsive bimetal elements, whereby an increase in pressure as between electrical contacts is effected as the temperature may be increas... | 05/10/1977 |
| 3983454 | Distribution transformer secondary circuit breaker A distribution transformer having a secondary circuit breaker utilizing a movable bridging contact between two stationary contacts for completing a series circuit therethrough. The movable bridging contact is spring biased towards an open position separat... | 09/28/1976 |
| 3930783 | Primary control means for furnaces Primary control means for furnaces and the like including burner control means, means including solid state means effective to control said burner control means in response to a flame detector signal, bimetallic safety switch means, and means for interfac... | 01/06/1976 |
