Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 4829599 | Fire fighter helmets In a fireman's helmet of the type having an outer shell and an impact resistent inner shell and a liner which has an upper band portion and an apron portion extending a substantial distance below the upper portion, the improvement wherein the upper band p... | 05/16/1989 |
| 4829600 | Baseball cap with built-in glove A baseball cap has a large flexible web extending across the full cross section of the cap and secured to the band with hand access to the space between the crown of the cap and the web being provided by openings at the rear of the cap both above and belo... | 05/16/1989 |
| 4829601 | Bib family/combination toddler bib and doll A toddler bib and doll combination which is comprised of reusable, non-toxic and washable towel material, Rick Rack trim and Bias tape. The body of the bib has at it's upper edges, two armlike extensions of towel material configured to define a neckline f... | 05/16/1989 |
| 4829602 | Protective gown A disposable protective gown and process for making the gown. The gown is composed of a body portion which extends over the shoulders of the wearer and which has a pair of sleeves which extend outwardly from opposite sides. Each sleeve is attached to the ... | 05/16/1989 |
| 4829603 | Protective suit having a zipper openable with a pull guide A protective suit has a zipper defining a pass-through opening with one end of the zipper being led over an indirect path about a region of the body which is not easily accessible by the wearer of the suit. The protective suit is improved so that for the ... | 05/16/1989 |
| 4829604 | Wrist support device and method of fabricating same A support device for a wrist or forearm is made up of a band having an outer cushion layer, intermediate support layer and inner cushion layer bonded together, and a flexible strap is attached at one end to the outer surface of said band and has a free en... | 05/16/1989 |
| 4829605 | Dual flush valve assembly A dual flush valve assembly for a toilet tank including an overflow pipe, a pair of spaced inlets communicating with the pipe, a pair of flap valves selectively closing the inlets, a pair of spaced handles connected to respective valve operating rods cont... | 05/16/1989 |
| 4829606 | Washing device for parts of human body A washing device for parts of human body for use in a flush toilet which includes essentially a cylinder, a shaft and a water tank. The cylinder has a water supplying orifice and incorporates the shaft in the bore formed therein. The shaft comprises a sha... | 05/16/1989 |
| 4829607 | Isolation system for a spa A system for supplying sanitizing gas to a spa includes a sanitizing gas generator for generating sanitizing gas, a conduit for conducting the sanitizing gas from the generator to the spa, and an isolation device coupled to the conduit between the spa and... | 05/16/1989 |
| 4829608 | Showers A shower incorporates a translucent wall, and behind the wall is mounted an assembly of lamps for directing ultraviolet radiation into the shower so as to tan the occupant. The lamps are mounted on a frame which may be withdrawn from behind the wall by mo... | 05/16/1989 |
| 4829609 | Muscle-powered shower The feed tube of the shower head is connected with a pump system operable with muscle power independently of the pressure in a water main. The pump system includes two foot operable bellows which are operable with rocking and/or alternating steps of the u... | 05/16/1989 |
| 4829610 | Bed convertible into espaliers for the practice of gymnastics It comprises a frame which consists of two stringers joined by a plurality of spaced bars, which are articulated by at least an intermediate area which allows the take down of a track against the contiguous one to fold the frame, through one end they are ... | 05/16/1989 |
| 4829611 | Sofa bed recliner A sofa bed recliner which provides a sturdy, simpler inexpensive structure for reverting a seat frame and back frame from a horizontal position to a reclining position by the engagement of a freely pivotable detent, which interlocks the frames, allowing t... | 05/16/1989 |
| 4829612 | Patient transfer apparatus A patient transfer apparatus comprising a lower platform, an upper platform, a mast, and a leg abutment member. The lower platform has a generally flat upper surface and a flat lower surface. The lower surface of the lower platform has a plurality of suct... | 05/16/1989 |
| 4829613 | Protective pad for post-operative recovery A protective pad for use by a patient during post-operative recovery from open heart surgery comprising a heart-shaped body having a cover made from a substantially dimensionally stable sheet material and a filler comprising a soft stuffing material filli... | 05/16/1989 |
| 4829614 | Adjustable pillow with neck support An adjustable pillow with adjustable neck support having a main portion and a neck support portion. A plurality of separately inflatable members positioned in chambers that are surrounded and separated by cushioning material. One of the chambers formed in... | 05/16/1989 |
| 4829615 | Tapered mattress A mattress is provided at the head and the foot with inclined surfaces diminishing the thickness of the mattress at those places in order to accommodate the feet and head of the user at these positions on the mattress. A cradle bar may be pivotally mounte... | 05/16/1989 |
| 4829616 | Air control system for air bed An air supply and control apparatus has an air pump to supply air under pressure to air mattresses of an air bed. A hand control having a pair of valves functions to control the operation of the air pump to supply air to the air mattresses and vent air fr... | 05/16/1989 |
| 4829617 | Bedding attachment devices A first embodiment of a bedding attachment device includes a strip of hook fastening material which is attachable to a bed frame and a further strip of loop fastening material which is selectively attachable to the bedding. Garter-like fastening straps ar... | 05/16/1989 |
| 4829618 | Coaster/opener for beverage containers A coaster for supporting beverage cans that is also operative to open both tab topped beverage cans and twist-off cap bottles. The coaster is a square body with parallel top and bottom surfaces and relatively short sides that are normal to both the top an... | 05/16/1989 |
| 4829619 | Lid opening tool A tool for removing tight fitting lids from bulk containers including a rigid shaft, a knife assembly mounted on one end of the shaft on one side thereof, and a lifting hook mounted on the same end of the shaft, but on the opposite side thereof. A handle ... | 05/16/1989 |
| 4829620 | Process for drying textile material in rope form In industry there is, for economic reasons, an urgent need to be able to carry out the drying of moist textile material immediately after a completed wet-treatment in the same apparatus in which the preceding treatment operation was carried out. According... | 05/16/1989 |
| 4829621 | Toothbrush An adjustable toothbrush having an elastically deformable neck section allowing the brush head to be positioned at varying angular orientations relative to the handle.... | 05/16/1989 |
| 4829622 | Cleaning device A cleaning device comprises a plurality of layers of thin, flexible, soft nylon netting material superposed over one another in sheets and stitched together along an inner portion of the sheets at a predetermined distance from the outer edge of the sheets... | 05/16/1989 |
| 4829623 | Pad attachment for paint roller assemblies A pad attachment for a paint roller assembly including a pad holder affixed to a roller type paint applicator. The pad holder retains a paint trimming and smoothing material in a form of a fabric or foam. The material retained by the holder is positioned ... | 05/16/1989 |
| 4829624 | Apparatus for producing cleaning suds An apparatus for producing cleaning suds includes a reservoir containing a cleaning solution connected to the outlet of a vacuum cleaner or the like. The apparatus includes a flexible hose connected to the upper portion of the reservoir through which air ... | 05/16/1989 |
| 4829625 | Portable vacuum cleaner/air compressor with light A motor assembly including a motor, a shaft, a gear assembly and an air compressor, encompassed by a vacuum casing and an impeller housing encompassing a number of evenly spaced impellers and impeller casings, the impellers being driven by the shaft of th... | 05/16/1989 |
| 4829626 | Method for controlling a vacuum cleaner or a central vacuum cleaner The invention relates to a method of control for a device such as a vacuum cleaner or a central vacuum cleaner comprising a central machinery and a pipe or a pipe system connecting the central machinery with a working point. In order to avoid the installa... | 05/16/1989 |
| 4829627 | Floor mat and method of attaching retainer thereto There is disclosed a method of attaching retainers to automotive floor mats, as well as an embodiment of a floor mat utilizing said method. The typical floor mat utilizing this method will have a retainer with a series of male or female fasteners provided... | 05/16/1989 |
| 4829628 | Spring biased hinge having a damper and a sliding piston The present invention covers a door hinge equipped with a damper spring, composed of two cylindrical bodies, kept in place by their anchor plates with the door, respectively the door frame. One of the cylindrical bodies forms a watertight chamber by way o... | 05/16/1989 |
| 4829629 | Unitary and stationary door stop with movable stop portion A door stop device for limiting the maximum extent to which a hinged or pivoted door secured on a door jamb cam be opened comprises a unitary strip of memory retaining material having a base portion for being secured against said door, and a stop portion ... | 05/16/1989 |
| 4829630 | Window slider A window slider for guiding a vehicle window in a guide channel having spaced, side and base walls comprises a one-piece molded plastic part having stiffly resilient projections integral with the part and extending laterally in two directions to bear agai... | 05/16/1989 |
| 4829631 | Suspended travel device for panels The suspended travel device for panels includes traveling rails, crossing rails provided where the traveling rails cross each other (in a cross-like manner), and suspended vehicles suspended from these rails and adapted to travel and turn along the rails.... | 05/16/1989 |
| 4829632 | Handle assembly or the like A handle assembly includes an open-ended sleeve connectable to a valve stem by a screw inserted and removed through the open end. A removable thimble has a lateral opening which aligns with a lateral opening in the sleeve. A handle member is held intact t... | 05/16/1989 |
| 4829633 | Vehicle door hinge A door hinge for a vehicle door is provided with an integrated door check. One hinge member carries on its one end face a profile in the form of depressions, in which are inserted the retaining elements, e.g. in the form of balls, for a temporary arrestin... | 05/16/1989 |
| 4829634 | Meat cutting machine A meat cutting machine which comprises a cutting table formed with an endless belt formed of meat supporting flights upon which meat can be placed so that it passes a cutter who cuts the meat and wherein the machine includes a discharge paddle and driving... | 05/16/1989 |
| 4829635 | Method of stunning animals for slaughter An animal is stunned before being slaughtered by first being enclosed in a chamber that is then evacuated to an intermediate pressure well below the normal high pressure the animal is used to until the animal loses consciousness but not reflexes. Then the... | 05/16/1989 |
| 4829636 | Crab picking machine An automatic loading apparatus that enables two workers to load crabs into a crab picking machine comprises a carriage mounted on guide rails for movement transversely on the conveyor above the loading station. Two crab holders are mounted in laterally sp... | 05/16/1989 |
| 4829637 | Method and apparatus for washing carcasses Carcass processing apparatus having an overhead carrier for suspension of carcasses, a carcass conveyor located below the carrier with an angled support surface, the conveyor moving in unison with the carcass along the carrier, and water deluge apparatus ... | 05/16/1989 |
| 4829638 | Automatically locking slider In an automatically locking slider in which a pull tab is pivotally connected at its spindle portion to a housing having a built-in locking member and mounted on a upper wing of a slider body, a pull tab carrier is slidably mounted on the upper wing for m... | 05/16/1989 |
