Famous Patents
Pong, the Atari creation that launched the computer game craze, came with these instructions: "Avoid missing ball for high score."
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 |
| 4212071 | Method and device for driving a compaction machine The invention relates to the operation of a compacting machine. At least certain of the data relating to the operating parameters are stored in a memory; the length to be traversed L, the advance length la, the number of passes nP or round-trips to be exe... | 07/08/1980 |
| 4194313 | Articulated panel display A collapsible panel display composed of a plurality of panels hingedly connected together along integral hinge forming bridges, the display being formed from a single length of honeycomb sheeting covered with a flexible facing material, such as a fabric a... | 03/25/1980 |
| 4190534 | Waste water filtration and sludge removal system A waste water filtration and sludge removal system for filtering and removing sludge materials suspended in water resulting from steel pickling and cleaning operations and the like. The system includes a trough-like filtering tank having weep holes along ... | 02/26/1980 |
| 4169734 | Chemically bonded magnesia-chrome refractories A composition which improves the hot strength of chemically bonded refractory shapes such as brick. The composition is comprised of refractory brickmaking size graded magnesia and chrome ore grain in a weight ratio between 90/10 and 30/70. The major porti... | 10/02/1979 |
| 4167104 | Solenoid enabled lock for vending machines and the like A solenoid enabled draw lock for securing a cabinet door to a vending machine cabinet and the like to prevent pilferage of the cabinet's contents. A door-mounted solenoid actuated dead bolt extends through coaxial apertures in the lock housing, lock cylin... | 09/11/1979 |
| 4165676 | Firing safety for a pneumatic nailer A firing safety for a pneumatic nailer or stapler is disclosed, which safety, by itself cannot operate as a means to actuate the pneumatic device, even if the trigger and/or work responsive safety device remains in activated positions. The safety of the p... | 08/28/1979 |
| 4165882 | Sealing means for slide gate An improved sealing means for use with a slide gate which is slidably mounted for opening and closing movement relative to a seat forming frame defining a fluid flow orifice. The sealing means comprises a resilient sealing member adapted to be received in... | 08/28/1979 |
| 4163581 | Retaining means for the connecting pin which joins a bit holder to a base member A base member is mounted on the driven element of a mining machine or the like. A bit holder is affixed to the base member in such a way that the bit holder may be readily removed and replaced. The base member and bit holder having cooperating abutment su... | 08/07/1979 |
| 4162546 | Branch tail piece A branch tail piece for connecting the waste water outlet of an automatic dishwasher or the like to a sink drain system. The tail piece includes an inclined branch member and a curved baffle positioned within the tail piece for preventing waste water from... | 07/31/1979 |
| 4162009 | Means and method for packaging endless fabrics A package for endless fabrics, such as forming fabrics used on papermaking machines, the package comprising a pair of inner cores inserted in an elongated endless fabric at its opposite extremities, one of the inner cores being surrounded by an outer core... | 07/24/1979 |
| 4162144 | Method and apparatus for treating electrically charged airborne particles A method and apparatus for treating electrically charged airborne particles to reduce deposition of the particles on walls and other exposed surfaces in an enclosed area. Air containing positively charged particles exhausted from a first group of electros... | 07/24/1979 |
| 4159596 | Means and a method for the self-pollination of corn A means and method for the self-pollination of corn wherein a single bag structure is utilized. The bag comprises an elongated tubular member. The upper end of the bag is configured such that it may be located and closed about a corn plant tassel. The low... | 07/03/1979 |
| 4159716 | Method of compressing and realigning bone structures to correct splay foot Apparatus and method for compression and realignment of animal bone structures and passage of a drill pin therethrough to retain them in a desired alignment. The apparatus comprises a rigid U-shaped jig having a threaded aperture adjacent the end of one l... | 07/03/1979 |
| 4159802 | Heating system utilizing fuel bearing multi-tube water jacket A heating system utilizing a fuel bearing multi-tube water jacket having a lower header, an upper header vertically spaced from the lower header, a plurality of spaced curvilinear hollow heat exchanging tubes connecting the manifolds, and a hollow plate-l... | 07/03/1979 |
| 4158900 | Traffic regulating hive bottom board A bottom board for beehives for controlling the direction of travel of arriving and departing bees. Arriving bees are guided directly to the honeycomb frames by means of an upwardly inclined landing deck, which also serves to separate arriving bees from d... | 06/26/1979 |
| 4156516 | Apparatus for shaping moldable materials A reusable mold for shaping moldable material comprising a flexible freestanding wall capable of being formed in any desired shape to form the contour of the material to be molded, and a method for assembling and using the mold. The mold may include sever... | 05/29/1979 |
| 4156885 | Automatic current overload protection circuit for electrostatic precipitator power supplies An automatic current overload protection circuit for electrostatic precipitator power supplies of the type utilizing a ferroresonant transformer. A low voltage tertiary winding in association with the transformer provides an output voltage to a sensing ci... | 05/29/1979 |
| 4156359 | Method of operation of crown adjustment system drives on cluster mills In a cluster mill having independently adjustable eccentrics on each saddle on at least one backing shaft to adjust the roll gap in line with each saddle, means to adjust the eccentrics in synchronism to produce a tapered roll gap and separate means to ad... | 05/29/1979 |
| 4155235 | Production of heavy pure aluminum coatings on small diameter tubing A method, and an apparatus for practicing the method, for producing heavy pure aluminum coatings on small diameter steel tubing are disclosed. The coating has an average thickness of 0.004 inch to 0.008 inch (100-200 μm), to provide outstanding resistanc... | 05/22/1979 |
| 4153874 | Mobile perpetually self-correcting estimated time of arrival calculator A calculator for computing the estimated time of arrival of a vehicle or the like at a desired destination. The calculator, under control of a microprocessor and related interfacing devices, computes and periodically updates the estimated time of arrival ... | 05/08/1979 |
| 4153006 | Apparatus for finishing molten metallic coatings Apparatus for finishing a molten metallic coating on metallic strip and sheet comprising means for removing excess molten coating metal by impinging an elongated jet of gas under pressure on opposite sides of the strip and sheet substantially normal there... | 05/08/1979 |
| 4152471 | Method for continuously contact-coating one side only of a ferrous base metal strip with a molten coating metal Method and means for continuously contact-coating one side only of a ferrous base metal strip with a molten coating metal. One or more roll means are provided to conduct the strip surface to be coated above the surface of a bath of the molten coating meta... | 05/01/1979 |
| 4149282 | Bathtub support grip A bathtub support grip for use in combination with a bath drain assembly of the type having a face plate secured adjacent a wall of the tub by means cooperatively associated with the drain overflow head. The support grip comprises a structure directly ass... | 04/17/1979 |
| 4149803 | Composite petrographic thin section slide and method of making same A slide for use in microscopic studies is comprised of a plurality of coded samples arranged in rows and columns and sandwiched between two glass slides. The samples and the slides are bonded with a clear epoxy cement having an index of refraction equal t... | 04/17/1979 |
| 4149571 | Papermaking fabrics Improved paper forming and tissue transfer fabrics having enhanced stability and stretch resistance as well as improved bicrimp configuration, the fabrics being characterized by the alternate use of very high modulus and very low modulus yarns in the mach... | 04/17/1979 |
| 4148946 | Method for maintaining a non-oxidizing atmosphere at positive pressure within the metallic strip preparation furnace of a metallic coating line during line stops In a line for coating a ferrous base metal strip with a molten coating metal, the line being of the type having a preparation furnace for the strip comprising a direct fired furnace, a controlled atmosphere heating furnace, one or more cooling chambers an... | 04/10/1979 |
| 4147580 | Method of bonding a porous fibrous web to a substrate A method of bonding a fluid-porous, fibrous, woven or non-woven web to a substrate and products made thereby. The porous web is overall or pattern coated with an extremely low level of hot-melt adhesive by causing the hot-melt adhesive to be wiped from a ... | 04/03/1979 |
| 4147167 | Ophthalmic prosthesis implant instrument An ophthalmic prosthesis implant to be used as a replacement and cosmetic correction for the loss of an eye due to injury or illness and to replace the orbital cavity formally occupied by the natural eye. The implant includes a generally hemispherical car... | 04/03/1979 |
| 4146412 | Galling resistant austenitic stainless steel An austenitic stainless steel which in wrought or cast, and annealed, condition exhibits excellent galling resistance, excellent stress corrosion resistance in chloride-containing environments, good resistance against intergranular corrosion, good high te... | 03/27/1979 |
| 4146022 | Fracture fixation by cerclage utilizing cortical bone tack and pull-out tension device An orthopedic implant for use in the internal fixation of a bone fracture by wiring, a method of fracture fixation by wiring which avoids bone resorption, and means for embedding the implant in the cortex of a bone adjacent the fracture site. The implant ... | 03/27/1979 |
| 4146209 | Gate valve A through conduit gate valve having a carrier frame shiftable vertically in a valve chamber with gates mounted in the carrier frame as to be shiftable vertically in the carrier frame and as to be shiftable away from each other in the carrier frame. Means ... | 03/27/1979 |
| 4144832 | Bird spook A bird spook for frightening unwanted birds and other pests from a designated area such as a building, crop field, etc. The spook comprises a thin disc-like plate having at least one light reflecting surface suspended from a supporting arm by a swivel con... | 03/20/1979 |
| 4143498 | Concealed fastener clip for building panels A concealed fastener clip for attaching a plurality of panels disposed in an edge-to-edge relationship to a support frame. The concealed fastener comprises a body portion of generally C-shaped cross section which generally follows the annular space betwee... | 03/13/1979 |
| 4144435 | Vessel for use in a microwave oven A vessel, reflective to microwave electromagnetic energy, having at least one aperture to permit passage of said microwave energy to its contents and a shielding device, responsive to a preselected internal temperature of the vessel contents, to close sai... | 03/13/1979 |
| 4142264 | Convertible comfort or garment There is disclosed a comforter of conventional shape and size, provided along its edges with a particular arrangement of male and female fastening elements, whereby said comforter may be used in a conventional manner on a bed, and yet by folding and secur... | 03/06/1979 |
| 4140552 | Method of treating aluminum-killed and low alloy steel strip and sheet surfaces, in sulfur-bearing atmosphere, for metallic coating A method of surface treatment of aluminum-killed and low alloy steel strip and sheet for fluxless hot dip metallic coating which comprises heating the steel in a furnace atmosphere containing the hot gaseous combustion products of air with a sulfur bearin... | 02/20/1979 |
| 4140629 | Conical screen separator A frusto-conical screen separator having its longitudinal axis inclined from the horizontal so that its undersurface lies in an essentially horizontal plane, the separator being divided internally into three zones, the first zone comprising a dewatering z... | 02/20/1979 |
| 4138131 | Occupant weight actuated steering unlocking mechanism for wheeled vehicles and the like An unlocking mechanism for use with wheeled vehicles and the like to unlock the steering post to permit the vehicle to be steered in response to the occupant's weight on the vehicle. The mechanism includes a sleeve-type bearing support for slidingly recei... | 02/06/1979 |
| 4138034 | Package for discrete pre-moistened interleaved sheets and the pop-up dispensing thereof A dispensing package for individual sheets pre-moistened with a volatile component. The package comprises a container impervious to the volatile component with a stack of the pre-moistened sheets therein in discrete, interleaved condition. One surface of ... | 02/06/1979 |
| 4137771 | Replaceable sensing and indicating element for a bi-metallic thermometer A replaceable sensing and indicating element for a bi-metallic thermometer of the type having an enclosure and a stem. The sensing and indicating element comprises a stem terminating in a bi-metal helical temperature sensing coil, a shaft extending inside... | 02/06/1979 |
