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| Number | Title | Issue Date |
| 7325987 | Printing method using quill-jet A system for depositing a material is described. The system uses at least one cantilever, and more typically a plurality of cantilever to transfer small amounts of material from a source of material to a substrate surface. One application for the system is a printin... | 02/05/2008 |
| 7325903 | Quill-jet printer A system for depositing a material is described. The system uses at least one cantilever, and more typically a plurality of cantilever to transfer small amounts of material from a source of material to a substrate surface. One application for the system is a printin... | 02/05/2008 |
| 7196280 | Miniaturized electric switch A switch (10) comprising a bottom contact-holder (12) supporting two fixed electric contacts (30, 30B), an actuation member (54) and an intermediate conductive contact strip (14) that can be deformed elastically in order to modify ... | 03/27/2007 |
| 7186935 | Keypad assembly for a portable terminal A keypad assembly for a portable terminal is disclosed. The keypad assembly for the portable terminal includes a light guide plate which has reflection patterns locally formed on a lower surface of the light guide plate for reflecting a part of light transmitted in ... | 03/06/2007 |
| 7138594 | Push switch A push switch includes an insulative housing (1), a pair of fixed terminals (2), a moveable contact (3) and an actuator(4). The insulative housing (1) made of insulative material has a base (10), a plurality of periphery wal... | 11/21/2006 |
| 7133033 | Actuator for a switch An actuator for a switch, the actuator being movable between on and off positions against an adjustable resilient bias to provide a first signal when said actuator is in said on position and a second signal when said actuator is in said off position. ... | 11/07/2006 |
| 7081593 | Quiet snap action switch The present invention is a microswitch where the movable contact that is attached to a movable member is adjacent a fixed end of said movable member and not adjacent a free end of said movable member. ... | 07/25/2006 |
| 7012207 | Switch for electric tool To electrically connect switch terminals of a housing and a control member in a switch for an electric tool with ease and to prevent the electric connection from becoming incomplete even when vibration occurs, elastic bodies for maintaining an electric connection ar... | 03/14/2006 |
| 7012354 | Method and structure for a pusher-mode piezoelectrically actuated liquid metal switch A method and structure for an electrical switch. According to the structure of the present invention, a liquid-filled chamber is housed within a solid material. A plurality of switch contacts within the liquid-filled chamber are coupled to the solid material, while ... | 03/14/2006 |
| 6998555 | Miniswitch An electrical miniswithch comprising a case including a case part forming a base having several electrical terminals extending therefrom, and a case part forming a cover, an instantaneous switching mechanism located in the case and comprising a flexible conducting b... | 02/14/2006 |
| 6903490 | Longitudinal mode optical latching relay A piezoelectric optical relay array having one or more array elements. Each array element contains a transparent mirror housing, located at the intersection of two optical paths. A liquid metal slug is moved within a channel passing through the transparent mirror ho... | 06/07/2005 |
| 6903493 | Inserting-finger liquid metal relay An electrical relay comprising having two wettable electrical contacts supporting a conducting liquid. A non-wettable switch finger is moved between first and second positions between the electrical contacts by action of an actuator. In the first position the switch... | 06/07/2005 |
| 6747223 | Waterproof switch device A switch device includes (a) a switch arranged on a bottom of a recess, and (b) a waterproof sheet adhered at its outer edge to a wall defining the recess, at a certain height to entirely cover the recess therewith. The waterproof sheet has a first area greater than... | 06/08/2004 |
| 6538553 | Switching element for electric switch A switching element of a sheet of resilient metal having high and low heat-expansive sides, the switching element having a middle leg carrying an electric contact for making and breaking a circuit with a stationary contact on a substrate below, first and ... | 03/25/2003 |
| 6525641 | Defrost on demand thermostat A temperature responsive switch includes a housing, an actuator arm for movement in response to temperature conditions, a movable contact, and an adjustable contact connected to a defrost terminal for completing a defrost circuit on demand without requiri... | 02/25/2003 |
| 6507266 | Thermal relay provided with a spring blade mechanism The invention concerns an electromechanical protective relay comprising deformable bimetal switches in the event of overload in power lines. A triggering mechanism acts on a flexible blistering segment (20) which can pivot by means of a support (30) on a ... | 01/14/2003 |
| 6252492 | Condition-responsive electric switch mechanism A condition-responsive electric switch mechanism for use in controlling a compressor of a refrigeration appliance. The switch mechanism includes first, second and third terminals, an actuator movable as a function of a detected condition and a bistable sp... | 06/26/2001 |
| 6188033 | Snap-acting electrical switch A switching element (40, 40') for use in a snap-acting electrical switch (10) has a pair of outer legs (40a, 40b; 40a', 40b') and a center leg (40c) extending in substantially the same direction from a junction portion. The outer legs have a semi-annular ... | 02/13/2001 |
| 5950811 | Electrical switch with user selectable manual/automatic reset An electrical switch has a snap action blade with a contact pad. The snap action blade toggles between a first configuration at which the contact pad abuts a stationary contact and a second configuration at which the contact pad is remote from the station... | 09/14/1999 |
| 5947269 | Push button switch In a push button switch, a movable contact plate has an upwardly arcuated movable contact, a pair of side plates at both sides of the movable contact, each side plate has a plurality of downwardly projected permanent contacts, and each of the permanent co... | 09/07/1999 |
| 5790010 | Means for actuating a snap-acting M-blade An electrical switch incorporating a snap-acting M-blade is actuated by a lever requiring a low actuation force and is actuated by a bridge engaging a critical region of the M-blade's double-loop end to provide an extremely low differential. Together, the... | 08/04/1998 |
| 5617946 | Push-button switch A push-button switch includes a base, a cover and a button subassembly. The button subassembly attaches to the underside of and extends through an opening of the cover. The cover includes tabs that extend from each side with a locking element further exte... | 04/08/1997 |
| 5585774 | Condition-responsive electric switch mechanism A condition-responsive electric switch mechanism having a snap-acting bistable spring switch element carrying a movable contact, and an actuator movable in response to a detected condition to operate the bistable spring switch element. The spring switch e... | 12/17/1996 |
| 5566819 | Push button switch with over center bridge A resilient bridge of a snap-action switch is normally held in an unactuated position by virtue of one end portion of the bridge bearing against a lobe formed integrally with a manually actuatable and linearly movable plunger. When the plunger is manually... | 10/22/1996 |
| 5555972 | Self-stressing snap spring assembly for electrical contacts An ultra high production snap acting switch includes a blanked sheet metal tab for providing extremely consistent and repeatable operation. The switch simply includes a sheet metal M-blade automatically spot welded (or riveted) to a sheet metal spring arm... | 09/17/1996 |
| 5525952 | Switchblade A one-piece resilient switchblade includes contacts on its opposite end portions. A mounting arm extends transversely of the switchblade and is attached to a switchcase under bending stress for biasing the switchblade against a fulcrum. The mounting arm t... | 06/11/1996 |
| 5113047 | Pushbutton switch with wear preventing groove A pushbutton switch includes a movable contact which effects an inverting motion in a case to get in and out of contact with a stationary contact to establish conduction and non-conduction of the switch. Grooves are provided along an inner bottom surface ... | 05/12/1992 |
| 5079394 | Snap action switch and contact therefor The switching unit of a snap action electric switch employs a contact of the type called mainplate and having a circumferentially complete frame with a substantially diametrically extending blade. The frame has two lugs which flank the median portion of t... | 01/07/1992 |
| 5075524 | Electric pushbutton switch A manually actuatable electric pushbutton switch that automatically returns to the starting position after actuation, especially such a switch for the keyboard of an electronic device, for example a typewriter, is provided. The switch has a plastic housin... | 12/24/1991 |
| 5054754 | Inversion spring for thermal overload relay and method for making the same An inversion spring unit for a thermal overload relay and method for making the same, comprising a support member, a spring plate having a first end, a second end, an elongated central axis, and first and second side portions disposed on opposite sides of... | 10/08/1991 |
| 5046227 | Method for making an inversion spring for thermal overload relay An inversion spring unit for a thermal overload relay and method for making the same, comprising a support member, a spring plate having a first end, a second end, an elongated central axis, and first and second side portions disposed on opposite sides of... | 09/10/1991 |
| 4943696 | Diaphragm type switch A snap switch is enclosed in a cup shaped housing with an open end. The open end is closed by a diaphragm. The snap action of the switch is provided through a member which has a reactor member and two reaction members which are formed by providing paralle... | 07/24/1990 |
| 4941254 | Method for producing a motion transmitting and amplifying device A method for producing a resilient element such as a thin flat plate or disc spring, commonly known as a "Belleville" spring is disclosed. The spring is capable of deflecting along an axis normal to its surface is modified in the process to include an amp... | 07/17/1990 |
| 4753000 | Method of making snap action switches A switch module includes a base and an array of one or more switches spaced adjacent to one another on the base. Each switch includes a fixed contact as well as a moving contact and supporting arm therefor. All of the switches in the array are formed from... | 06/28/1988 |
| 4587387 | Electric switch with prebiased contact spring The contact spring (7) comprises two outer lamellar branches (71, 72) and two inner lamellar branches (73, 74) subjected to the action of a prebiasing member (6) integral with an actuating member. Two stationary stops (9, 10) are arranged on either side o... | 05/06/1986 |
| 4459443 | Tactile feedback switch A tactile feedback switch having a contactor element having a curvilinear portion which temporarily changes from a substantially convex shape to a substantially concave shape upon movement of the contactor element into engagement with an electrical contac... | 07/10/1984 |
| 4436970 | Switch assemblies Switch assemblies providing switching action with audio and tactile feedback. Warped or raised tactile areas are formed on a conductive body and create a desired noise and feel upon being depressed. The tactile areas also act as electrical contact in the ... | 03/13/1984 |
| 4424506 | Snap-acting mechanisms A snap-acting mechanism such as a switch is constructed with a generally planar blade assembled between mutually spaced portions of a pair of members forming a base. The base includes means extending from one of the portions to the other which operate to ... | 01/03/1984 |
| 4410776 | Control device A control device has a housing with a chamber therein, and a pair of means is mounted to the housing within the chamber for supporting a first contact and a switch having a resilient switch blade with a second contact engaged with the first contact. The s... | 10/18/1983 |
| 4326108 | Hook switch for telephone instruments A telephone hook switch having bounce contact spring which is formed like a frame with middle spring blades arched outwardly in opposite directions and attached at their lower ends with the attached lower ends held in a bearing slot of an operation part w... | 04/20/1982 |
