Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 5297698 | Two-stage mixing and dispensing assembly for preparations such as dental cements An assembly for mixing and dispensing preparations such as dental cements includes a capsule and a lever actuated dispensing device. The capsule is received in a first orientation of the dispensing device for initial movement of a piston of the capsule to... | 03/29/1994 |
| 5297699 | Internally-coupled dual roller tube squeezing device A tube squeezing device includes a pair of hollow rollers, a coupling strap in a looped configuration inserted through the rollers, and a connection securing opposite ends of the strap together in offset relation to the remainder of the looped strap. Each... | 03/29/1994 |
| 5297700 | Bottled water station with removable reservoir An improved bottled water station is provided of the type having a removable reservoir for drop-in installation into and lift-out removal from a station housing. The reservoir is constructed from a lightweight molded plastic or the like to have an open up... | 03/29/1994 |
| 5297701 | All plastic trigger sprayer The trigger operated dispensing device for mounting to a container comprises: a body made of plastic material and having a pumping chamber therein. The pumping chamber has an open outer end and an inner back wall, a pumping mechanism associated with the b... | 03/29/1994 |
| 5297702 | Device for dispensing viscous material from a container A device for dispensing a viscous material from a container having an outlet on the bottom thereof, including a standing frame with a base capable of supporting the container of viscous material. The device is portable and contains two side members which ... | 03/29/1994 |
| 5297703 | Non-spill loading device for the loading of bottled fluid into a dispenser A device for the loading of bottled fluid with no spillage consists of a valve body and a base plate coupled to the valve body in a vertically slidable manner. The valve body consists of a body, an integrated cap handle, a bottle seal and a pair of hinge ... | 03/29/1994 |
| 5297704 | Nozzle saver A device for use in combination with a nozzle cap of a spray dispenser and an elongate spray tube inserted into a recessed seat of the nozzle cap for preventing the dislodgement of and the separation of the elongate spray tube from the nozzle cap. The dev... | 03/29/1994 |
| 5297705 | Bow forming apparatus A strip of acetate of a selected length is cut from a ribbon of acetate by a heated cutting wire after the strip has a middle portion clamped between two pairs of fingers. A first outer portion of the strip is then folded beneath the middle portion of the... | 03/29/1994 |
| 5297706 | Clothes hanger construction with attached locking device A clothes hanger having a transversely extending member for supporting thereon articles of clothing by means of clamps, each of which has a pair of jaws adapted to hold therebetween free edges of the garment to be supported. The jaws of the clamp are adap... | 03/29/1994 |
| 5297707 | Container and vehicle combination and a method for carrying sporting equipment and clothes In combination a vehicle and a storage container for storing sporting equipment and clothes. The combination has a truck with a cab which includes a rear view cab glass and a truck bed coupled to the cab. A storage container is removably disposed on the t... | 03/29/1994 |
| 5297708 | Lawn chair backpack A standard bent aluminum tube and nylon webbed lawn chair (1) is retrofitted with a pair of padded shoulder straps (15), a padded shoulder support (16), a fold down cargo platform (11) and a padded waist belt (19) so that when the chair is folded up into ... | 03/29/1994 |
| 5297709 | Container holder A container holder is operably mounted to the front of an instrument panel for minimal intrusion into the passenger compartment of the vehicle. The container holder includes a housing having a slot therein with an elongate width, and a drawer operably mou... | 03/29/1994 |
| 5297710 | Method and apparatus for dividing flat glass panels A method and an apparatus for dividing a flat glass panel (14) are described. The panel (14) which is to be divided and which is raised away from its substrate is securely held in its part regions by two clamping devices (10, 12) which are pivoted in oppo... | 03/29/1994 |
| 5297711 | Perforated web transport system A perforated web transporting and separating system in which two longitudinally spaced drive mechanisms move the web, an upstream drive and a downstream drive. A platen supports and guides the web; the platen has two sections, and one section can be sligh... | 03/29/1994 |
| 5297712 | System for feeding and positioning articles being processed A system for feeding and positioning articles being processed comprises: a conveying device for driving and conveying the articles; a passage detecting component for detecting the passage of a part to be detected of one part of an article, which is being ... | 03/29/1994 |
| 5297713 | Rear load magazine assembly A housing structure including a manually engageable handle for enabling a user to portably operate the device and a nosepiece portion disposed forwardly thereof. Extending rearwardly from the nosepiece portion is a magazine assembly which together with th... | 03/29/1994 |
| 5297714 | Surgical staple with modified "B" shaped configuration A surgical staple is used in joining the skin or fascia of a patient, and is especially desired to be used with mesh placed over a cut organ, such as the kidney. The staple is adapted to be formed about a central anvil and former. The configuration of the... | 03/29/1994 |
| 5297715 | Machine for making steel grids A machine for making steel grids each consisting of a number of steel strips attached to a number of steel rods at an angle of 90°. The steel strips are formed with temporarily softened spots by means of the machine. The steel rods are pushed into the te... | 03/29/1994 |
| 5297716 | Soldering tool with attached thermocouple A soldering tip is provided with a protrusion extending from its operative region to permit an opening to extend therethrough. Thermocouple wires are disposed in the opening and mechanically urged into thermal contact with the operative region. One embodi... | 03/29/1994 |
| 5297717 | Self-aligning tip elements for tweezer-type soldering handpiece Self-aligning tip elements are achieved in accordance with preferred embodiments of the invention by providing a edge surface of each tip element with key and notch formations which will interfit with each other in a prescribed orientation when the tip el... | 03/29/1994 |
| 5297718 | Soldering method and soldering apparatus The improvement in the soldering method of soldering a workpiece comprising the steps of forming a solder melting pot by engaging plural trowel members, supplying a solder tip having a constant volume to the solder melting pot, melting the solder tip and ... | 03/29/1994 |
| 5297719 | Method of producing the inner part of a tripod joint A method of producing inner parts of a tripod joint followed by a tubular shaft has one end of the tubular shaft deformed in a non-chip-forming way. The deforming increases the wall thickness. Radial arms are connected to the thickened region of the tubul... | 03/29/1994 |
| 5297720 | Method of assembling a mechanical part including a sensitive element on a support to define a variable capacitor, a mechanical part, and a tool for implementing the method A method of assembling a mechanical part on a support includes making a projecting thickening situated substantially over a connection face of an anchor block of the part; depositing a layer of one of the components of a eutectic on at least one fixing zo... | 03/29/1994 |
| 5297721 | No-clean soldering flux and method using the same A no-clean soldering flux consists essentially of one or more halide-free, water soluble activators in an aggregate amount not exceeding about 5% by weight of the flux, a water soluble fluorinated surfactant in an amount not exceeding about 1% by weight o... | 03/29/1994 |
| 5297722 | Wire bonding method and apparatus In a wire bonding apparatus and method which reduces variances of the length of tails of bonding wires without increasing the total wire cutting time, a capillary and a wire cutting clamp are moved up fast 10 and then slowly 11, after the wire is bonded t... | 03/29/1994 |
| 5297723 | Diffusion bonding turbine fan disc A method of making a titanium fan disc for a gas turbine engine comprises the steps of providing a pair of identical forged titanium cylinders each having a central bore and a flat end surface at right angles to its central axis, preparing the flat end su... | 03/29/1994 |
| 5297724 | Wave soldering method and apparatus Wave soldering method and apparatus for fluxing a substrate in a low oxygen containing atmosphere, preheating the fluxed substrate at least partially in a non-low oxygen containing atmosphere, and soldering the preheated substrate in a low oxygen containi... | 03/29/1994 |
| 5297725 | Carrier for stacked articles A carrier containing a plurality of layers of articles arranged in stacked end-to-end fashion. The carrier is fully enclosed and includes side end panel flaps which extend substantially the entire distance from the top panel to the bottom panel of the car... | 03/29/1994 |
| 5297726 | Board blank for the production of a folding carton A board blank for producing a folding carton, has a base panel having a plurality of sides, a plurality of side panels each hinged to a respective one of the sides of the base panel, a top panel hinged to one of the side panels, and a plurality of interme... | 03/29/1994 |
| 5297727 | Carton The present carton has a tear strip that is fully removed from the carton when the carton is opened. This is the case since the tear strip and associated adhesive is only across the front panel and the two pendant side flaps. It is not across the rear pan... | 03/29/1994 |
| 5297728 | Thermal expansion valve A thermal expansion valve drives a valve body in a housing through a driving member by a gas pressure of a heat sensitive working fluid sealed in a power element, neighboring the housing, by a diaphragm. The driving member holds a heat ballast at its blin... | 03/29/1994 |
| 5297729 | Furnace apparatus An improved heating system is disclosed for providing heated air to a heated space, preferably using a gaseous fuel as the energy source. The system preferably includes an air heating sub-system, a compact combustion chamber, a separate cold air supply su... | 03/29/1994 |
| 5297730 | Apparatus and method for controlling weeds and undergrowth An apparatus and method for controlling weeds and undergrowth, as well as insect infestation, as are typically encountered in agricultural environments is disclosed. The apparatus is characterized by its construction to include a heater whereby liquid spr... | 03/29/1994 |
| 5297731 | Snow making apparatus An apparatus for making artificial snow includes a flexible pipe which encloses a plurality of longitudinal conduits receiving and holding water therein. The pipe is cooled by a coolant liquid so that ice crystals form in the water on the surfaces of the ... | 03/29/1994 |
| 5297732 | Fragrance-emitting container A fragrance-emitting container has a container body, a container lid and a fragrance reservoir well. A fragrance reservoir is positionable in the reservoir well. Screw threads, a sliding friction attachment or other means are used for securing the lid to ... | 03/29/1994 |
| 5297733 | Flame spray gun A flame spray gun comprising a trigger-operated valve for selectively controlling the flow of conveying air to an eductor disposed in the powder flow nozzle, thereby providing the operator with substantially instantaneous control over the powder feed rate... | 03/29/1994 |
| 5297734 | Ultrasonic vibrating device An ultrasonic vibrating device for atomizing a liquid by acoustic vibrations generated using a vibrating plate mounted to a piezoelectric vibrator. The piezoelectric vibrator consists of a piezoelectric ceramic and a pair of electrodes positioned thereon ... | 03/29/1994 |
| 5297735 | Hand shower A hand shower has a shower housing having an inner end formed centered on an axis with an axially open central recess and an outer end carrying a shower head. A male coupling part adapted to be fixed to the end of a supply hose has a tubular outlet end en... | 03/29/1994 |
| 5297736 | Flow test chamber A flow test chamber for diminishing and diverting the flow of a high pressure stream of water while testing a fire pump has a hollow chamber supported on a main support frame for receiving a high pressure stream of water forced by the fire pump through st... | 03/29/1994 |
| 5297737 | Sprinkler frost clip A frost clip is provided for a rotary sprinkler of the type which includes a sprinkler body, a nozzle for emitting a stream and a rotatable distributor plate adapted to receive and redirect the stream. The frost clip is attachable to the sprinkler body so... | 03/29/1994 |
