Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8431844 | Switch device for implementing power-on process and related method and portable computer system A switch device for implementing a power-on process for a portable electronic device includes a switch having a protrusion, a switch socket installed in the portable electronic device including a slot utilized for embedding the switch and a conducting portion for ou... | 04/30/2013 |
| 8383968 | Lever switch for safe breaking of a circuit of an exercise apparatus A lever switch for safe breaking of a circuit of an exercise apparatus includes two conductive copper pieces spaced apart and stably received within a housing by means of elastic pieces. A rotatable cylinder with two journals is positioned in the area of the contact... | 02/26/2013 |
| 8207458 | Article with circuit actuating capability An article with circuit actuating capability includes a first article part [13], a second article part [11] formed with a pocket [101] and linked to the first article part such that the first and second article parts being movable relative to ea... | 06/26/2012 |
| 8173914 | Safety switch A lockable safety switch mechanism having a lockable switch mechanism that cooperates in an offset or skewed manner with an electrical switch. The lockable switch mechanism includes a switch plunger that is displaceable along a predetermined axis between a first pos... | 05/08/2012 |
| 8148653 | Domestic appliance for treating laundered articles, in particular tumble dryer A domestic appliance for treating laundered articles including a container for receiving laundered articles, which can be introduced into the container via a loading opening that can be closed by a door, and a door contact switch that is actuated as a function of a ... | 04/03/2012 |
| 8076597 | Actuator for actuating a safety switch An actuator is disclosed for actuating a safety switch. In at least one embodiment, the actuator includes a fixing element, an actuating element, and a connection arrangement for connecting the elements. A technical method is disclosed which proposes a universally a... | 12/13/2011 |
| 8035045 | Inverter The subject matter of the invention is an inverter (1), comprising a casing (8) as well as at least one casing cover (2), said casing cover (2) being mechanically engaged with a safety plug (10), said safety plug (10) being ... | 10/11/2011 |
| 8017880 | Safety switch An operating head (11) for a safety switch (100) includes a key-operated cam mechanism (12) and a plunger (27) contacting the cam mechanism (12) and extending from the cam mechanism (12). In the safety switch (100), t... | 09/13/2011 |
| 7999200 | Safety switch A safety switch is described in which a switching contact in a lock mechanism switches between an open and closed condition. Switching is coupled to a lock member moveable between a locked position, locking a drive cam, and an unlocked position, allowing the cam to ... | 08/16/2011 |
| 7985932 | Door lock device with safety switch A door lock apparatus with safety switch capable of locking a door. A coupling member is pivotally moved about a pivotal shaft by a closing operation by a rotary handle, thereby bringing an engaging portion thereof into engagement with a fixing member, so that a pro... | 07/26/2011 |
| 7956300 | Safety holder A safety holder is provided that firmly attaches to a safety switch so that safety of a worker is enhanced. The safety holder includes a base body 21 that is inserted into an actuator insertion opening 7, and limits rotation of a drive cam 9 by ... | 06/07/2011 |
| 7943872 | Command device with switching element monitoring An embodiment of the invention relates to an electrical installation unit for making contact with electrical loads, wherein the installation unit has at least two contact elements. In at least one embodiment, an installation unit is disclosed in which an electrical ... | 05/17/2011 |
| 7939771 | Lever switch for safe breaking of a circuit of an exercise apparatus A lever switch for safe breaking of a circuit of an exercise apparatus includes two conductive copper pieces spaced apart and stably received within a housing by means of elastic pieces. A rotatable cylinder with two journals is positioned in the area of the contact... | 05/10/2011 |
| 7709756 | Safety switch A safety switch assembly includes a body constructed to be mounted in a support structure and generally enclose the operative structure of the safety switch. The safety switch assembly includes an actuator constructed to pass through one of the support structure or ... | 05/04/2010 |
| 7667149 | Safety switch A safety switch is provided which is increased in durability and which offers a high degree of freedom of mounting the safety switch to place. A switch body has a rectangular solid shape. An actuator entrance hole is formed at one of the opposite corner porti... | 02/23/2010 |
| 7605335 | Position switch A position switch is disclosed, with a plunger. In at least one embodiment, the plunger can be moved, via an actuator, from a rest position to an operating position by way of a first rotatable locking element. A second rotatable locking element is usable to block th... | 10/20/2009 |
| 7563995 | Safety switch mounting A mounting arrangement includes a first mounting that is attachable to a first support structure and configured to cooperate with one of a safety switch and a safety switch actuator and a second mounting configured to cooperate with the other of the safety switch an... | 07/21/2009 |
| 7504597 | Key switch A key switch has a switch part and an operating part. The switch part is activated to switch contact points as an operating key is inserted. The operating part includes a driver cam that rotates as it is pushed by the operating key and to activate the switch part an... | 03/17/2009 |
| 7456368 | Safety switch In order to perform maintenance of a working robot, a worker pulls a handle of a slider and moves the slider backward to thereby withdraw a slider fitting portion from a fitting hole portion and withdraw an actuator from an operating portion of a door switch. In thi... | 11/25/2008 |
| 7442888 | Safety lock for interlock switch A safety lock as taught herein comprises first and second members and is configured to lockably mount to an interlock switch. In one or more embodiments, the second member slidably couples to the first member and slides between a disengaged position that allows for ... | 10/28/2008 |
| 7429708 | Safety switch A safety switch that includes a body, a number of contacts, a movable plunger, a signal emitter, and a signal detector. The signal emitter and signal detector are positioned proximate the plunger and configured to assess the operability of the safety switch. The plu... | 09/30/2008 |
| 7394036 | Latching mechanism A radial latching mechanism for engaging a safety switch is described. The radial latching mechanism includes an actuator holder, and an actuator for engaging the safety switch, attached to the actuator holder in a predetermined orientation relative to the holder. T... | 07/01/2008 |
| 7351924 | Key switch with a device for key monitoring A key switch is disclosed, including a key channel for receiving a key and including a key-insertion-dependent switching mechanism. The switching mechanism exhibits a device for key monitoring. A key switch is specified which can be inexpensively manufactured and ex... | 04/01/2008 |
| 7349079 | Methods for measurement or analysis of a nitrogen concentration of a specimen A method for measurement of a specimen is provided. The method includes measuring spectroscopic ellipsometric data of the specimen. The method also includes determining a nitrogen concentration of a nitrided oxide gate dielectric formed on the specimen from the spec... | 03/25/2008 |
| 7342189 | Actuating device for an electrical switch device with rotational locking means The invention relates to an actuating device (1) for an electrical switch device comprising a body (10) upon which is mounted a hand lever (2) that rotates about a main axis (A), cooperating with a transmission shaft (3) able to control t... | 03/11/2008 |
| 7339125 | Safety switch operating mechanism A safety switch operating mechanism having an engagement mechanism mechanically linked to a plunger and arranged to receive an actuator such that insertion of the actuator into the engagement mechanism moves the plunger to a first position and removal of the actuato... | 03/04/2008 |
| 7335840 | Safety apparatus in connection with work loading device to safe guard machine tools operation This invention is an installation of a safety apparatus to prevent safety problems of machine tools caused in work-loading process. The safety apparatus comprises an actuator, used for connecting circuits of the machine tool to control its power on-off status, and a... | 02/26/2008 |
| 7323647 | Modular device having separate connection and plug-actuated testing compartments A modular device for a telephone network interface apparatus having separate connection and plug-actuated testing compartments. The compartment for connection having at least one pair of contact wires for connection to a subscriber premises line and at least one pai... | 01/29/2008 |
| 7303142 | Novelty waterfall operatable based upon user interaction A novelty waterfall that includes at least one water flow surface, a pump, and a sensor that detects a change of presence of an item. The novelty waterfall further includes a controller that is structured and arranged to operate the pump at least when the sensor det... | 12/04/2007 |
| 7223927 | Lockable switch mechanism A locking switch assembly includes a cam, a plunger, and a locking mechanism. The cam is rotatably attached to a frame assembly and an end of the plunger is constructed to follow a contour of the cam. The plunger is movable between a plunger first position and a plu... | 05/29/2007 |
| 7223929 | Front or side controlled electrical shutoff apparatus The present invention concerns a shutoff apparatus that can be controlled In either front or side mode, consisting of a minimum number of parts and resulting in a simple, economical, mechanically dependable, and compact unit. The shutoff apparatus (1) include... | 05/29/2007 |
| 7214895 | Illuminated disconnecting handle for use with CDM An apparatus for use with a control assembly including a power source and a circuit disconnector located on a first side of a planar member forming an opening, the disconnector including a first mechanical linkage having open and closed positions, the apparatus for ... | 05/08/2007 |
| 7211749 | Electrical disconnect locking device An electrical disconnect locking device which can be installed at the weather head of a dwelling in order to connect and disconnect electrical flow from a power source to a dwelling. The locking device comprises a housing having rotating plates than can be rotated i... | 05/01/2007 |
| 7196278 | Key operated security switch A key operated switch that provides enhanced operational characteristics wherein the rotary motion of a key is translated into the actuation of a switch mechanism that rapidly establishes an electrical connection between a source of electrical current and a load. Th... | 03/27/2007 |
| 7161099 | Warning system for ignition switch A warning system for an ignition switch that includes a housing of the ignition switch and a plunger having at least a portion slidably received in the housing, a key abutment end and a contact abutment end opposite the key abutment end. The plunger is movable betwe... | 01/09/2007 |
| 7138589 | Wireless device having a battery selectively activated A wireless device to be mounted on a license plate of an automobile is composed of a casing, components contained in the casing and an operating member inserted into the casing. A battery for supplying power to the components is selectively turned on or off by contr... | 11/21/2006 |
| 7084725 | Two piece button assembly for circuit interrupting device with reset lockout A manually operated test member for a resettable circuit interrupting device for determining if the circuit interrupting device is operating properly. The test member comprises a button and a support member. The support member is adapted to receive a trunnion and co... | 08/01/2006 |
| 7071436 | Starter An electric starter for an internal combustion engine comprises a switch (1) connectable to the starter motor of the engine, an actuator (3) for actuating the switch, and a removable operating element (4) for operating the actuator. The actuator... | 07/04/2006 |
| 7057122 | Multi-mode remote controller A remote controller has a sliding switch which has more than two contacting positions linearly disposed, and a sliding lever to switch among the contacting positions. A slider engaged with the sliding lever and the slider has an angle portion. A first cam piece has ... | 06/06/2006 |
| 7057127 | Safety electric switch A safety electric switch in which a safety plate is insertable through a button into an actuating member to lock the actuating member to the button for enabling the actuating member to be moved with the button to switch on/off the electric circuit. ... | 06/06/2006 |
