Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 7082879 | Method for a single guidelane, bidirectional, passenger carrying tramcar system The invention is a method of coordinating the movement of a plurality of oppositely directed tramcars operating along a single guidelane. This includes positioning a plurality of fixed stop-boarding areas along the guidelane. By-pass lanes enabling oppositely moving... | 08/01/2006 |
| 5676059 | Tram coordinating method and apparatus A method and apparatus for coordinating the movement of a plurality of oppositely directed trams operating generally simultaneously along a single, dedicated lane, including a plurality of stop-boarding areas, a plurality of corresponding by-pass lanes, s... | 10/14/1997 |
| 4422270 | Modular, self supporting flight of stairs A modular, self supporting flight of stairs, comprising at least one pair of stringer units for supporting at least one step thread. Each stringer unit comprises a vertical side plate provided with an horizontal, upper flange and a vertical front plate de... | 12/27/1983 |
| 4393157 | Variable inductor The present invention relates to a variable inductor comprising a first closed magnetic circuit, formed of an anisotropic material, through which flows an alternative magnetic field, and a second closed magnetic circuit, also formed by an anisotropic mate... | 07/12/1983 |
| 4368772 | Sectional door panel A panel for use in a sectional door. The panel which is easy to construct and has improved insulating properties, has an elongated insulating core, a first metallic skin on one face of the core and a second metallic skin on the other face of the core. The... | 01/18/1983 |
| 4232768 | Automatic emergency brake An improved brake for winches. The brake has a main brake and an emergency brake. Both brakes are solenoid operated and brake when the power is turned off or fails. Means are provided for slightly delaying the operation of the emergency brake compared to ... | 11/11/1980 |
| 4229007 | Rim for a mini-golf course The present invention relates to a rim for a mini-golfcourse for indoor as well as outdoor application. In order to permit indoor application with approximately the same variation of the play as a permanent outdoor course without occupying too large space... | 10/21/1980 |
| 4222387 | Prosthesis brassiere This invention relates to a prosthesis brassiere for use by a woman who has gone through a mastectomy. The brassiere, which comprises one cup provided with a conventional filler and a second cup shaped for receiving and supporting the remaining breast, is... | 09/16/1980 |
| 4173215 | Apparatus for steaming foods An apparatus for steaming food at substantially atmospheric conditions. This apparatus comprises a steam chamber means for filling the chamber with steam, which filling means comprises means for introducing water into the bottom of the steam chamber, and ... | 11/06/1979 |
| 4150184 | Tear-off band This invention relates to a binding material comprising a longitudinally stretched oriented thermoplastic polymer having the same cross-sectional dimensions all along the longitudinal extensions thereof wherein the stretch ratio is between 5:1 and 8:1. Th... | 04/17/1979 |
| 4144799 | Fluid machine The hydraulic motor has a shaft rotatably mounted in a housing and mounting an eccentric to which is journaled an annular ring. A plurality of radial pistons are adapted for sliding movement within spherical members having cylindrical bores for receiving ... | 03/20/1979 |
| 4143518 | Internal combustion and steam engine A six-stroke cycle engine fires a fuel charge for a first power stroke, the exhaust gases being directed to a thermally insulated jacket surrounding the cylinder and having fins and/or baffles to recover heat from the gases and conduct the heat to the inn... | 03/13/1979 |
| 4140187 | Harrow support Support means for use in connecting a circular harrow to a tractor. The support means allow the harrow to pivot about two perpendicular, generally horizontal, axes thus permitting the harrow to more closely follow the contour of the ground being harrowed.... | 02/20/1979 |
| 4132292 | Emergency brake A brake having first and second brake support means; a brake shoe mounted on each support means intermediate the ends of each support means, each support means pivotably being mounted at one end to a fixed frame, a first spring means mounted to the other ... | 01/02/1979 |
| 4121399 | Method and apparatus for packaging compressible material into flexible-walled containers A method for use in packaging compressible material in flexible-walled containers. The method comprises loading the container in a holding means having rigid means for confining the container to a desired, filled shape and then moving the holding means in... | 10/24/1978 |
| 4115980 | Wall system A substantially rectangular building block having means, for use in interlocking the block to other blocks, in at least one and normally both end walls and in the center of the block. The interlocking means comprise tapered dovetail slots in the end walls... | 09/26/1978 |
| 4103722 | Apparatus for sequentially treating one or more specimens of cellular material with a plurality of treating liquids An apparatus for sequentially treating one or more specimens of cellular material with a plurality of treating liquids. The specimens are mounted in one or more treating chambers and the liquids in storage cylinders. Means selectively connect the storage ... | 08/01/1978 |
| 4098541 | Apparatus for evacuating manure An apparatus for evacuating manure. The manure is collected in a container in the barn, and then transferred therefrom via a conduit at the bottom of the container by introducing air under pressure into into the top of the container. The conduit leads up ... | 07/04/1978 |
| 4084216 | Sewing machine magnifying and lighting device A magnifying device for a sewing machine includes a clamp engaging onto a head of the sewing machine. A joining bar is affixed onto the clamp member. A pair of extension rods are hingably joined to the joining bar by a hinge element. A rectangular shaped ... | 04/11/1978 |
| 4067146 | Sealing joints for automobile body and an extrusion head for extruding such joints Tubular sealing joint mounted along the edge of a closure element of an automobile body. It comprises a tubular member made of flexible extruded material and having a longitudinal sealing face coming in contact with another closure element of the automobi... | 01/10/1978 |
| 4059233 | Forage harvester A forage chopping and propelling device including a casing having an inclined bottom and disposed therein a chopper rotor and a booster impeller that operate as an integrated assembly to receive forage from an inlet, chop the forage and eject the chopped ... | 11/22/1977 |
| 4049293 | Seat belt security release mechanism An automobile seat belt has a security release mechanism producing automatic opening of the belt after a given delay following an impact. Ends of the belt carry an attachment locked in a slot by two balls held in an opening of the attachment by retractabl... | 09/20/1977 |
| 4046161 | Non-return valve for preventing back flow of waste waters A non-return valve comprising: a pipe for waste waters having a passageway for draining the waters in a downstream direction, a circular seat having a given diameter transversely disposed in said pipe and a housing opening into the passageway directly dow... | 09/06/1977 |
| 4039103 | Pressurized dispensing containers In a pressurized dispensing container, the product to be dispensed is separated from a propelling gas by a flexible inner pocket moulded integrally in a single piece of plastic material with a rigid hollow outer body of the container. The pocket may be mo... | 08/02/1977 |
| 4028953 | Variable diameter pulley A centrifugally operated variable diameter pulley. The pulley has a rotatable axle with a fixed pulley flange, a movable pulley flange and a fixed cover on the axle. Means are provided between the cover and movable flange, which are selectable positionabl... | 06/14/1977 |
| 4027627 | Automatic food feeding device for fish, fowl and the like A feeding device for automatically feeding fish and livestock predetermined amounts of food at predetermined intervals. The device includes a canister for holding a supply of food which is dispensed out the bottom of the canister. A rotatable surface is p... | 06/07/1977 |
| 4021339 | Water filter A fluid filter is disclosed wherein the in-flow passes through a plurality of beds in the filter in a generally horizontal direction. Means are provided to backwash the beds of the filter with the backwash fluid travelling through the beds in an upwardly ... | 05/03/1977 |
| 4009588 | Electrical appliance for making sorbet An appliance for making sorbet or ice cream and including means for preventing the mixer blades from becoming locked in the ice by effecting the progressive withdrawal of these blades from a vertical orientation towards a horizontal orientation under the ... | 03/01/1977 |
| 4008156 | Device for sucking the upper layer of a polluted water surface Device for sucking the upper layer of polluted water surfaces by proceeding to a selection of polluted floating materials, characterized in that it comprises means adapted to maintain naturally separated polluting materials from water for conducting them ... | 02/15/1977 |
| 4007932 | Miniature hockey game A miniature hockey game comprising a substantially horizontal playing surface which moves in an orbital movement in the plane of the surface. Miniature playing members are unattachedly mounted on the playing surface to move over such surface as it is subj... | 02/15/1977 |
| 3998362 | Portable hopper apparatus for supplying a dry mortar mix There is disclosed an apparatus for supplying a dry mortar mix comprising containers with a gate valve at one end and a hook at the opposite end and a support for holding at least two such containers with the gate valve lowermost and the hook uppermost. T... | 12/21/1976 |
| 3979781 | Nozzle attachment for toilet bowl The application discloses a nozzle attachment for a closet bowl formed at the top with a flushing rim defining a water passageway. The nozzle attachment is secured on the flushing rim and it has a water catching portion that extends in and across the pass... | 09/14/1976 |
| 3978781 | Pancake cooking machine Method and apparatus for applying a cooking mix to the rotary cooking drum of an automatic machine for making pancakes or the like by means of a continuously rotating paste-entraining roller partly immersed to a substantially constant depth in a mix tank,... | 09/07/1976 |
| 3973871 | Sump pump A sump pump comprising a sump having an inlet for the liquid to be pumped and a discharge outlet, the pump proper being received at the bottom of the sump and being driven by a vertically mounted shaft. The pump comprises two impellers each having two int... | 08/10/1976 |
| 3968815 | Branch fittings for hydraulic stack apparatuses with gyrolaminary flow for use in buildings This invention is concerned with a branch fitting for hydraulic stack apparatuses with gyro-laminary ventilated flow for use in buildings, the fitting comprising a fitting body provided with an inlet and an outlet for connecting vertical stack portions re... | 07/13/1976 |
| 3961583 | Stabilized articulated car Stabilizing device for compensating by restraining the relative rocking movements between an articulated railroad car body and bogie running at high speed. The device comprises, longitudinally extending across the frame of the bogie a tube having sufficie... | 06/08/1976 |
| 3962084 | Rain storing tank A rain storing tank of generally circular design having a combined-water channel entering the tank substantially tangentially and having a sanitary sewage drain line leading from substantially the center of the bottom of the tank.... | 06/08/1976 |
| 3960461 | Drop wire clamps A drop wire and/or cable clamp to provide a predetermined tension in a wire and/or cable between said clamp and a building to which said wire and/or cable is connected at one end and to produce a loose portion between said clamp and a box to which said wi... | 06/01/1976 |
| 3955291 | Demonstrative apparatus having air-cushioned movable disks Demonstrative apparatus of the type having a table with one or more air cushioned disks movable on the table and with apparatus for providing a record of the disk movement. The apparatus comprise a spark generator connected to the disk for generating spar... | 05/11/1976 |
| 3955066 | Temperature regulation of heating cylinder A thermostatic regulating device for the surface of a heating cylinder of a cooking appliance consisting essentially of a stretched metal wire applied along a spiral path with a wide helix angle to the surface of the cylinder, the variations in the length... | 05/04/1976 |
