Bizarre Patents
A kissing shield comprised of a thin, flexible membrane and a frame or holder.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4914414 | Thermally responsive switch A thermally responsive switch used in enclosed motor-compressors includes a supporter formed of a single metallic plate and including a support arm cantilever mounting a thermally responsive bimetallic or trimetallic element carrying a movable contact at ... | 04/03/1990 |
| 4894634 | Switch device A thermostatic switch is shown in which a movable arm mounting a movable contact and a snap acting thermostatic strip disc are cantilever mounted with the disc adapted to cause the movable contact to move out of engagement with a stationary contact at a s... | 01/16/1990 |
| 4866408 | Multiphase motor protector apparatus A three phase hermetic protector for electrical apparatus has a pair of terminals extending through a header with first and second elongated heaters mounted on the terminals and extending away from the header. A rigid support is attached to the header bet... | 09/12/1989 |
| 4620175 | Simple thermostat for dip mounting A bistable bimetallic element is captured loosely between a housing cover on the one side, and an interior abutment and an end of a movable contact arm on the other side. A dimple in the housing cover provides a fulcrum for the bistable element, so as to ... | 10/28/1986 |
| 4551701 | Thermally actuated switching device A thermally actuated switching device is disclosed that comprises a fixed contact placed on a proper member, a thermally actuated member such as a bimetallic member in the center of which is formed of a thin dish shape which contributes to a snap-action c... | 11/05/1985 |
| 4528540 | Thermostat A thermostat comprising a bimetal switch element reacting at selected temperatures which on one of its ends is fastened on a frame and on the other end is provided with an electric contact adapted to engage a fixed contact provided on the frame, said fram... | 07/09/1985 |
| 4517541 | Snap type thermally responsive switch device A thermally responsive switch device includes; a bimetallic plate enclosed within a metallic enclosure in a cantilever manner and having a central dish-shaped portion for snap movement. The bimetallic plate carries a movable contact at one free end to be ... | 05/14/1985 |
| 4507642 | Snap-acting thermally-responsive bimetallic actuators A snap-acting thermally-responsive actuator for an electric switch comprises a pear-shaped dished bimetallic blade having a U-shaped cut-out defining a tongue extending from its root or attached end at the larger end of the pear-shaped blade axially of th... | 03/26/1985 |
| 4496496 | Fuel supply system with electric choke and control therefor A fuel supply system for an automotive engine has a heater which is energized, deenergized and then reenergized in sequence to heat a thermostat metal coil spring over a selected temperature range to regulate opening of a carburetor choke during engine wa... | 01/29/1985 |
| 4449036 | Electric cigar lighter with a snap disk forming a bimetallic switch An electric cigar lighter, such as used in a motor vehicle, has a bimetallic switch in the form of a snap disk positioned within a socket. When using commercial appliance plugs with such a snap disk, the diameter of the socket does not need to be enlarged... | 05/15/1984 |
| 4389630 | Snap action thermally responsive switch A thermally responsive switch comprises a housing enclosing a contact arm bearing a fixed contact and a thermally responsive snap-acting element designed to move and return with snap action depending upon the degree of switch self-generated heat or the am... | 06/21/1983 |
| 4317097 | Heat switch A heat switch which includes a base body having electrical connection elements fixed thereon and insulated from each other, a movable contact member, a fixed contact member, and a bimetallic member for controlling relative positions of the contact members... | 02/23/1982 |
| 4306211 | Heat operated protective switch A heat operated protective switch, with a housing, with a bimetallic snap disc guided peripherally in the housing, with a contact adapted to be operated by the bimetallic snap disc, and also with an associated contact. The contact and the associated conta... | 12/15/1981 |
| 4236135 | Sealed motor protector A motor overload protector or the like is disclosed in which a switch chamber is defined by a cup-shaped element and a header adhesively secured to the open mouth of the cup. A plurality of parallel support pins extend through and are adhered to the heade... | 11/25/1980 |
| 4220938 | Thermostatic electrical switch A thermostatic electrical switch for providing an electrically conductive path when the temperature of the switch is below a threshold temperature and for opening the path when the temperature of the switch is above the threshold temperature, includes a b... | 09/02/1980 |
| 4201967 | Thermal switch and method of assembly and tool used therein A thermal switch having contacts with one contact being movably mounted on a carrier and with movement of the carrier controlled by a bimetal actuator disc. The actuating movement is transmitted through a striker pin of molded ceramic material which is fa... | 05/06/1980 |
| 4190763 | Electrical cigar lighter for automotive vehicle with snap disc bimetallic switch means An electrical cigar lighter for automotive vehicles is provided with a socket assembly and a plug assembly including a heater element adapted to be electrically heated when the plug assembly is in a connected position within the socket assembly. Electrica... | 02/26/1980 |
| 4177443 | Thermal relay and electric range control utilizing the same A thermal relay construction capable of operating a pair of electrical contacts. The thermal relay includes an electrical heater of the self-regulating PTC type which is mounted upon and thermally coupled directly to a bimetal snap disc so that heat gener... | 12/04/1979 |
| 4159155 | Bimetal circuit breaker A bimetal circuit breaker comprises a frame and a plate-like bimetal component which includes a base part, two U-shaped legs each having a first leg portion, a second leg portion and a U-shaped connecting portion. Each first leg portion is attached to the... | 06/26/1979 |
| 4157525 | Thermostatic electrical switch and method of switch assembly A thermostatic electrical switch and method of switch assembly are disclosed for a switch which provides an electrically conductive path when the temperature of the switch is below a threshold temperature and which opens the path when the temperature of t... | 06/05/1979 |
| 4151501 | Terminal mounting means for thermally actuated switches An electric switch comprising an insulative body, a pair of electrical terminals mounted on flat portions of one side of the body member, the terminals having ear portions crimped about portions of the body to mount the terminals to the body while providi... | 04/24/1979 |
| 4090163 | Elongated snap-acting bimetal element An elongated bimetal member has a transverse curvature opposing temperature warp and a longitudinal curvature aiding temperature warp. The transverse curvature maintains the member straight in a longitudinal direction until the sum of the longitudinal tem... | 05/16/1978 |
| 4047141 | Calibration and mounting structure for motor controllers or the like A motor overload protector or the like is disclosed in which a bimetal snap disc is centrally supported by a stud which is press fitted into a bore within the body. The stud is knurled to provide axially extending teeth having a root diameter at least sub... | 09/06/1977 |
| 4045757 | Thermostatic switch The switch includes a generally J-shaped, bimetallic switch arm having two, spaced, parallel legs, one of which is longer than the other. The shorter leg is welded at its outer end to a metal boss, which is formed on the face of a mounting bracket, and th... | 08/30/1977 |
| 4013988 | Hermetically sealed motor protector A hermetically sealed motor protector or the like is disclosed in which a switch chamber is defined by a cylindrical, cup shaped element and a header welded to one end thereof. A pair of insulated pins extend through the header substantially parallel to e... | 03/22/1977 |
| 4008453 | Thermal change-over switch A thermal change-over switch has a switch arm movable between first and second contact positions with an intervening dead center position, a temperature responsive bimetal element is connected to the switch arm through a prestressed resilient element so a... | 02/15/1977 |
| 3996547 | Motor protector apparatus A low cost multiphase motor protector which employs only one movable contact attached to the center of a bimetallic snap-acting disc. After the disc is calibrated and upon the application or dissipation of heat, the one movable contact either connects or ... | 12/07/1976 |
| 3959762 | Thermally responsive electrical switch A thermostatic switch with a compact design to allow for miniaturization of the device with a minimum number of parts while providing for accurately controlled "on" time and protracted "off" time. An improved heater and thermostatic disk assembly overcome... | 05/25/1976 |
