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| Number | Title | Issue Date |
| 4357879 | Air springing bogie traction link suspension A bolsterless bogie for rail vehicles has at least one link which is directly connected to the bogie frame and the rail vehicle center pivot by means of wear-free rubber joints and connecting pins. Rubber buffers limit the transverse motion between center... | 11/09/1982 |
| 4353293 | Coffee machine An espresso machine has a coffee brewing chamber, a water reservoir and a water heater. Two electrical pumps are provided, one capable of supplying a smaller quantity of water from the reservoir via the heater to the brewing chamber so as to make a regula... | 10/12/1982 |
| 4352683 | Apparatus for venting and deaerating from a liquid circuit An apparatus for venting and deaerating a liquid circuit, such as the coolant circuit of an internal combustion engine, has a surge tank with an air-side port and a liquid-side port. Installed in the air-side port is a tube, through one end of which liqui... | 10/05/1982 |
| 4346651 | Toaster for bread and other food items A toaster has a casing, two or more walls of which define between themselves an upright food-receiving space, and a base defining with the lower edges of these walls a clearance open to the food-receiving space. A separate food carrier is insertable into ... | 08/31/1982 |
| 4344226 | Disposable safety razor A disposable razor has a body of synthetic plastic material. The front portion of the body has a slot in which a single-edge blade is mounted. A bladeguard is either a separate element and detachably connected to the body, or is of one piece with the body... | 08/17/1982 |
| 4337122 | Coke oven door A new and useful coke oven door which is simple in construction but provides complete sealing efficiency. A pair of supporting holes are formed on each of upper and lower portions of the side plates of the door body, and through the supporting holes a loc... | 06/29/1982 |
| 4318345 | Railway vestibule connection A vestibule connection for the adjoining ends of two cars of a rapid-transit vehicle includes an apron which is maintained centered in the space between turntables at the adjoining ends, by being mounted on two transverse parallel shafts via telescopable ... | 03/09/1982 |
| 4312227 | Force-responsive device A device is disclosed which, in response to forces acting upon it, such as gravity, inertia, magnetic fields and the like, opens or closes electric circuits or otherwise generates signals which may be used to control predetermined functions.... | 01/26/1982 |
| 4297926 | Machine tool with offset compensation A machine tool for maching of crankpins on crankshafts, or of similarly ts-axially offset portions of other types of workpieces, includes an arrangement for indexing the workpiece to a plurality of different positions to place new crankpins in position f... | 11/03/1981 |
| 4296751 | Surgical device A surgical clip applicator includes a forceps and a detachable cartridge containing a string of clips which are fed seriatim between the anvils of the forceps jaws.... | 10/27/1981 |
| 4261585 | Inner seals for the knuckle pins connecting the legs of a drilling and/or production platform with knuckle posts This invention relates to seals for the knuckle pins connecting the legs of a drilling and/or production platform to the knuckle posts which are connected to spud tanks.... | 04/14/1981 |
| 4254694 | Coffee machine A coffee machine has an assembly provided with a chamber for receiving a permanent filter selected, according to the taste preference of a user, from a set of such filters which each offer different flow resistance to water per unit time. A pod of ground ... | 03/10/1981 |
| 4253385 | Coffee machine The invention relates to a coffee brewing machine which is particularly suitable for family use and for a small commercial establishment, such as a refreshment room. The machine extracts the coffee beverage from a pod which contains ground coffee and is h... | 03/03/1981 |
| 4240528 | Field sensor A field sensor control mechanism for doors and the like has two or more insulated electrodes mounted at different levels in the leading edge of a door or the like. A first oscillating circuit is connected with one of these electrodes and a second oscillat... | 12/23/1980 |
| 4218119 | System for controlling the exposure in a camera A pick-up system includes means for recognizing the displacement of objects to be photographed relative to the optical reproduction plane. The shutter of the pick-up system is actuated according to the relative motion of said objects. In a pick-up system ... | 08/19/1980 |
| 4202500 | Multi-hole injection nozzle A multi-hole injection nozzle for air-compressing direct-injection internal combustion engines includes a first nozzle needle which is hollow, and a second nozzle needle which is axially slidable in an axial bore of the first needle. The first needle can ... | 05/13/1980 |
| 4192146 | Process for the recovery of energy and in particular for the recovery of heat on the heat pump principle A body of still water is confined in heat exchange with one or more ambient heat sources whose temperature is usually above but may drop near 0° C. Heat is withdrawn from the body according to the heat-pump principle. If the temperature of the heat sourc... | 03/11/1980 |
| 4138600 | Force-responsive device A device is disclosed which, in response to forces acting upon it, such as gravity, inertia, magnetic fields and the like, opens or closes electric circuits or otherwise generates signals which may be used to control predetermined functions.... | 02/06/1979 |
| 4071214 | Holder for paint cans and the like A holder for cans of paint and the like has a receptacle for a can and two hooks extending from the receptacle. One of the hooks extends upwardly from the receptacle and serves to be hooked over one rung of a ladder so as to suspend the receptacle therefr... | 01/31/1978 |
| 4065863 | Menu planner A menu-planner, comprising a jacket element bounding an interior space and having an exposed outer surface provided with a first window and with two elongated substantially parallel second windows. First indicia are provided on the surfaces, including a list o... | 01/03/1978 |
| 4040657 | Variable-density vehicle glare shield A variable-density vehicle glare shield has a mount which supports at least two transparent shields so that they can be individually swung to and from a position in front of the eyes of a driver of the vehicle. The shields are of different colors, e.g. on... | 08/09/1977 |
