Famous Patents
Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 5265276 | Helmet visor adaptor assembly A visor adaptor assembly for use in conjunction with an aviator's helmet pted for supporting a helmet sighting system and night vision enhancement device. A support with vertical slot is adaptable to be mounted on a helmet and further includes a connecto... | 11/30/1993 |
| 5265277 | Athletic shoulder pad collar renovation system An apparatus and method to renovate collars on existing athletic shoulder pads, which can be utilized either for replacing or covering worn collars. The collar renovation system includes a uniquely shaped replacement collar cover which is stretched over a... | 11/30/1993 |
| 5265278 | Hair cap A hair cap has a ceramic paper cap of a ceramic paper material sandwiched between an inner cap and an outer cap which are both formed of an impermeable synthetic resin material and when used in permanent wave hairdressing or bathing, will encourage the wa... | 11/30/1993 |
| 5265279 | Liner for protective head coverings A removable liner for lining a forehead-contacting portion of a headgear of a protective head covering such as a hard hat includes a piece of material configured with a bottom edge, side edges extending outwardly and upwardly from the bottom edge to a top... | 11/30/1993 |
| 5265280 | Facial screen with connecting elastic A one-piece facial screen comprised of a lightweight mesh-like covering (24) which is patterned and proportioned to cover the mouth and chin area with an expandable material (20), and two lightweight fabric connections (17) and (17a) whereby the upper lin... | 11/30/1993 |
| 5265281 | Stoppers for garbage disposal unit inlets A decorative stopper is provided for fitting in the inlet of an existing garbage disposal unit located in a sink drain hole and provided with a sink flange. The stopper comprises a side wall defining a bore and carrying an external sealing member for rele... | 11/30/1993 |
| 5265282 | Actuating device on the drain valve of a flush tank The actuating device has a vertically displaceable trigger (9) which is mounted on a hood-shaped housing part (6a) of the drain valve (3). A lever (2), whose horizontal axis of rotation (5) is mounted on a float housing (6b), is pivoted with the trigger (... | 11/30/1993 |
| 5265283 | Flushing mechanism having a submersible float controlled by a push button Flushing mechanism for providing both complete release of water from a tank, as well as partial removal of the water. The flushing mechanism is provided with an external tubular envelope, an evacuation orifice, an axially displaceable member, a lifting me... | 11/30/1993 |
| 5265284 | Set for wall mounting sanitary wares An integral unit for mounting complete wall-mounted sanitary appliances comprises a flat profiled support (1) and a sectional box structure (3) which are intended to be fixed to a wall (5) one below the other, the first (1) of which is intended to support... | 11/30/1993 |
| 5265285 | Toilet with a disposable bag A portable toilet has (1) a seat with an opening; (2) an annular bag arranged beneath the opening for collecting waste, the upper edge of the bag being secured to the seat; and (3) an overall framework for supporting the seat which may be folded together ... | 11/30/1993 |
| 5265286 | Whirlpool jet A whirlpool jet which can be fixed to a bathtub and provided with water and air supply pipes under pressure, characterized by a valve with a central protrusion washed by the water on its external surface, opening in a centre air flow hole and pushed by a ... | 11/30/1993 |
| 5265287 | Tap water powered shower water recirculation system A water recirculation system which derives energy from an available pressurized tap water supply to filter and return previously discharged water to a water discharge device. A system embodiment for use in a new shower stall or shower/bathtub installation... | 11/30/1993 |
| 5265288 | Automatic emergency spray means Emergency eyewash spray device designed to eject an upward spray to engage the eyes to an affected individual in response to an electronic sensing device which is positioned to be activated at a distance ahead of the device in order to automatically open ... | 11/30/1993 |
| 5265289 | Convertible baby cot and tote bag A convertible baby cot/tote bag is provided having a rectangularly shaped main frame across which the baby supporting sheet is secured. The long sides of the main frame are medially pivoted about a horizontal axis to permit the main frame to be shifted fr... | 11/30/1993 |
| 5265290 | Device for supporting the slats of a slatted base A device for supporting the slats of a slatted base disposed with respect to a bed frame, each of the slats being supported by a rod which is influenced either directly or indirectly by a hydraulically or pneumatically movable component which can be displ... | 11/30/1993 |
| 5265291 | Box spring corner support An improved spring is provided which may be used in cushions, mattresses, or box springs which includes a limiting internal member. This limiting member assist in limiting the longitudinal deflection of the springs. Also provided are snapped-fitting conne... | 11/30/1993 |
| 5265292 | Foldable lounge cushion A foldable recliner/lounge pad having four cushions interconnected with wide hinges to allow folding the cushions together for carrying and support. The cushions have cloth exteriors and are interiorly foam padded. Two of the cushions that can be used as ... | 11/30/1993 |
| 5265293 | Inflatable body support In combination with an inflatable body support formed from a pair of plastic sheets joined together forming an air pressurizable chamber therebetween, the sheets having a plurality of aligned holes extending therethrough with the sheets being joined toget... | 11/30/1993 |
| 5265294 | PVC mattress with impermeable PVC coating A mattress of plastic foam material for medical purposes. The foam material is polyvinylchloride foam which has been coated with polyvinylchloride to create a completely seamless surface. Thus, the material is made impenetrable to potentially infectious b... | 11/30/1993 |
| 5265295 | Cushion construction and method A cushion construction is provided whereby a resilient polymeric foam core is covered with an intermediate flexible non-woven fabric which is adhered to the foam by mechanical force with the ends of the intermediate fabric urged into slits formed in the p... | 11/30/1993 |
| 5265296 | Automatic disposable under pad apparatus An automatic disposable under pad apparatus for a hospital bed is provided which consists of a frame and a mattress having a central inflatable transverse section. The mattress is supported on the frame along with a structure for supporting a hip portion ... | 11/30/1993 |
| 5265297 | Pool cleaner with improved elastomeric valve A vacuum pool cleaning device of the interrupted flow type having a valve in the form of a pair of lips biased to an open position by the inherent elasticity of the plastic material forming a portion or all of the valve in which an auxiliary biasing struc... | 11/30/1993 |
| 5265298 | Container cleaning system using ionized air flow An apparatus for cleaning dust particles from open-ended cans and the like in an automated container filling assembly line. The apparatus utilizes an ionized air injector with a nozzle and a vacuum source having an inlet positioned in close proximity ther... | 11/30/1993 |
| 5265299 | Structure for an electro-motive tooth brush An improved structure for an electro-motive tooth brush, which comprises a handle-shaking assembly, a connecting assembly, a water-supply assembly, and a tooth-brush assembly; the handle portion in the tooth-brush assembly is mounted to a valve of the wat... | 11/30/1993 |
| 5265300 | Floor scrubber A floor scrubbing vehicle having scrub brushes mounted at the rear of the vehicle by a mechanism which allows both the brushes and squeegee to extend and retract transversely with respect to the vehicle. The mechanism is resilient, and allows the scrub br... | 11/30/1993 |
| 5265301 | Drain cleaning apparatus A drain cleaning device of the type that includes an elongated, flexible coil spring or plumbers snake formed of helically wound spring wire which can be controllably withdrawn from the device for insertion into the pipe to be cleaned. The device is provi... | 11/30/1993 |
| 5265302 | Pipeline pig A pipeline pig has hollow flared ends and a central portion of smaller radial dimension than adjacent parts of the pig. Detachable appendages extend radially outward from the pig in circumferential rows. At least one row of appendages is in the central po... | 11/30/1993 |
| 5265303 | Pipeline pig implement and retaining apparatus A pipeline pig assembly having an improved pig implement and retaining apparatus for retaining the pig implement, the improved retaining apparatus comprising a body extension member connectable to the body portion of the pipeline pig to support at least o... | 11/30/1993 |
| 5265304 | Portable cleaning apparatus A portable cleaning apparatus including means for suctioning spent cleaning fluid and recoverable debris, dirt and contaminates from the surface being cleaned, including a portable cart housing a auger type tumbler adapted to received vacuumed debris and ... | 11/30/1993 |
| 5265305 | Automatic control device for the cleaning power of a vacuum cleaner In connection with an automatic control device for the cleaning power of a vacuum cleaner, comprising a blower, a blower drive motor and an associated control circuit for the latter, it is proposed to provide two vacuum switches adjusted to different vacu... | 11/30/1993 |
| 5265306 | Automatic door closing device An automatic door closing device comprises a base and an oil guiding loop. The base is provided in the direction of a longitudinal axis thereof with a canal and is further provided in the direction of a short axis thereof with a through hole. A sliding bl... | 11/30/1993 |
| 5265307 | Ergonomic, adjustable handle Disclosed is an ergonomic handle which may be attached to any suitable object such as a briefcase, luggage, instrument cases, etc., which may then be adjustable through its vertical and horizontal axis and moved forward or backward on its mounting base to... | 11/30/1993 |
| 5265308 | Jamb liner A jamb liner for a double hung window wherein a length of the jamb liner is mounted to and overlies each of the jamb sides defining the window opening. Each jamb liner has a front profile corresponding to the side of the associated sash to slidably retain... | 11/30/1993 |
| 5265309 | Shower door and hinge A hinge assembly comprises a pair of continuous extruded channel members, one of which has an axially aligned tubular portion and the other an axially aligned keyway. The members are united by hinge clips having a leg insertable in the keyway and a gudgeo... | 11/30/1993 |
| 5265310 | Hinge structure for coupling cover to body of image scanner A hinge structure couples a cover swingably and separably relative to a body of an image scanner. The hinge structure has a pair of hinge units by which the cover is separably joined to the body. Each of the hinge units comprises a rod mounted on the body... | 11/30/1993 |
| 5265311 | Self closing hinge For swingably mounting a door on a jamb, a dual action self closing hinge has a stationary component which seals, shields, and carries a stationary cam and a rotatable cam follower. The cam elements cooperate with one another to displace the cam follower ... | 11/30/1993 |
| 5265312 | Hook device in power driven tool A hook device in a power driven tool includes a hook member having a base disposed along a mounting portion of the body of the power driven tool and having a hook portion extending from the base for engagement with an object such as a waist belt of an ope... | 11/30/1993 |
| 5265313 | Apparatus for a tentering chain having tentering clamps with a continuously variable pitch between two neighboring clamping bodies In order to achieve a controlled longitudinal shrinkage of a film web, an adjusting mechanism including a threaded spindle with a cross-piece is provided between neighboring clamping bodies along the tentering chain. The cross-piece is equipped with contr... | 11/30/1993 |
| 5265314 | Process and device for crimping yarns, with presteaming In the crimping process the yarns (1) are introduced continuously into a crimping machine (3) in which they are subjected to a compression which has the effect of crimping them. Before being introduced into the crimping machine (3) the yarns (1) are subje... | 11/30/1993 |
| 5265315 | Method of making a thin-film transducer ink jet head A thin-film transducer ink jet head is prepared by oxidizing one surface of a silicon wafer to provide a dielectric layer, forming electrodes on the layer by photoresist processing techniques, depositing one or more layers of PZT material to provide a thi... | 11/30/1993 |
