Famous Patents
The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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 |
| 7238240 | Method of applying hydrocarbon barrier to a plastic fuel tank The subject invention relates to a method of applying the hydrocarbon barrier inside plastic fuel tanks. The plastic fuel tanks are supported on a carrier in an upright position for movement in a loop through inverted positions. While upright, hot and dry air treats... | 07/03/2007 |
| 7168877 | Adhesive applicator A brush applicator forms a tapered inner wall and inwardly extended flange inside of a nozzle, which secures either molded or crimped brush assembly. Two edge applicators apply a substantially uniform thin layer of adhesive or glue only on the edge surface of a work... | 01/30/2007 |
| 7118628 | Method and apparatus for covering areas of damaged protective coating, and a transport system The invention relates first of all to a method for covering areas of damaged protective coating on containers or the like, in which, according to the invention, protective coating material is stamped on to the zone in which the damaged areas occur. The invention als... | 10/10/2006 |
| 7029534 | Apparatus for spreading liquid liner in rocket tube An apparatus for spreading liquid liner in the interior of a rocket motor tube, the rocket motor tube having masks attached at both ends of the rocket motor tube, the apparatus including a generally vertical support plate with an opening there through; a flange with... | 04/18/2006 |
| 6966950 | Method and apparatus for treating underground pipeline A system for internally filling a joint or other discontinuity in a pipeline. The system includes a flexible conduit, a fill device removably connected to said flexible conduit, wherein the fill device is constructed and arranged to apply a fill material to an inter... | 11/22/2005 |
| 6849126 | Machine for coating hollow bodies A machine for simultaneously coating the inner surface of several hollow bodies wherein the machine has a frame holding a hollow body bearing plate having fixed points disposed next to one another in the form of a matrix and a tube support plate having vertically di... | 02/01/2005 |
| 6514346 | Method and apparatus for inserting and propelling a coating device into and through live gas pipeline Joints or other discontinuities in live gas pipelines are sealed by spraying the joint or discontinuity with a coating material by means of an explosion-resistant coating device (10), capable of traversing long lengths of pipe (14). The coating device is ... | 02/04/2003 |
| 6244846 | Pressure containment device for everting a flexible liner A pressure containment device enables the installation of an everting liner without requiring a shipping container that can be pressurized. A pressure housing provides an inlet for receiving the liner and an outlet for installing the liner into the boreho... | 06/12/2001 |
| 6171398 | Apparatus for coating a conduit surface An apparatus for coating an interior surface of a conduit. The apparatus has a center rod with a substantially square cross-section that extends axially along the interior surface of the conduit. An index carriage slidably engages the substantially square... | 01/09/2001 |
| 5976619 | Process and device for production coatings A device for coating the internal surfaces of elongate hollow spaces includes a shield substantially corresponding to the cross section of the hollow space and capable of being displaced in the longitudinal direction of the hollow space by means of a bogi... | 11/02/1999 |
| 5913977 | Apparatus and method for internally coating live gas pipe joints or other discontinuities Joints or other discontinuities in live gas pipelines are sealed by spraying the joint or discontinuity with a coating material by means of an explosion-proof coating device, capable of traversing long lengths of pipe. The coating device is inserted into ... | 06/22/1999 |
| 5884700 | Interior coating of gas well tubing A method and apparatus for treating the production tubing string of a flowing gas well is disclosed. The method includes introducing treatment fluid into the wellhead end of the production tubing string, allowing an applicator fall through the production ... | 03/23/1999 |
| 5597353 | Compact apparatus for everting a liner and method A compact apparatus for everting a liner utilizing fluid pressure after the liner has been aligned with the conduit to be lined is provided. The apparatus includes a sphincter valve with its axis aligned with the conduit to be lined and an eversion pressu... | 01/28/1997 |
| 5565242 | Lubricant applications to a hole An automatic liquid lubricant application device for applying a liquid lubricant to the inside of a hole in a workpiece includes an applicator for insertion into the hole for application of the lubricant. The applicator includes a perforated tube surround... | 10/15/1996 |
| 5536318 | Apparatus for coating molds with finning preventive agent A method of application of finning preventive agent in an apparatus for casting anodes for electrolyzing copper by pouring molten copper into the molds, in which the inner planes of the molds can be coated with the finning preventive agent in a reliable a... | 07/16/1996 |
| 5522929 | Apparatus for material deposition for circuit board manufacture This invention improves a machine that has a squeegee-like blade that wipes across an apertured mask to apply to a printed circuit board solder paste or other conductive mounting material. The apparatus and method of the invention involve reciprocating th... | 06/04/1996 |
| 5454869 | Sealant applicator/injector A linear actuated sealant applicator pump for pumping a sealant into an aperture prior to installation of a fastener in that aperture. An air driven linear actuator translates a cam plate carrying a sealant applicator head from a first position in a first... | 10/03/1995 |
| 5183509 | Apparatus for application of a material to an internal surface of items of manufacture An apparatus for application of material to the internal surface of cylindrical items of manufacture. The apparatus includes a frame, a transport system having work stations supporting the items, an application system, and a curing system for curing the m... | 02/02/1993 |
| 5114292 | Perfect binder A perfect binder wherein the grippers of a transporting unit advance discrete stacks of paper sheets along a horizontal path past a series of successive treating stations from a stack receiving location of the grippers are located in a common plane, and t... | 05/19/1992 |
| 5019417 | Pipe lining system A system for pipe lining including a forward seal and a following spreader defining a chamber therebetween for receiving flowable lining material. The spreader is immediately followed by a cylindrical elongate platen formed of radiant-energy transparent m... | 05/28/1991 |
| 5010841 | Rotating sealant applicator An apparatus and method for applying sealant to a countersunk fastener hole. The apparatus includes a sleeve, an adapter tube within the sleeve, a nozzle housing attached to the adapter tube, and a tip within the nozzle housing. A guide pin is attached to... | 04/30/1991 |
| 4968379 | Apparatus for uniformly wetting a curvilinear surface Apparatus for uniformly wetting a curvilinear surface of a length of tubing with solvent or other liquid. A wetting element such as a block of porous material has a curvilinear portion with a shape complemental to the shape of the surface to be wetted. Th... | 11/06/1990 |
| 4959110 | Method for lining the inner surface of a cylindrical or domed cylindrical member with an elastomeric material A method for lining the inner surface of a generally cylindrical member or domed cylindrical member with an elastomeric material. A let-off head is provided within the member for applying a continuous strip of tacky elastomeric material to the inner surfa... | 09/25/1990 |
| 4951849 | Sealant applicator and method for an automatic fastener machine An applicator for applying a fluid substance to a drilled hole as part of an automatic fastening machine. The fastener machine drills the hole in the workpiece, such as an aircraft wing panel, and then the substance applicator applies the substance to the... | 08/28/1990 |
| 4935091 | Method and apparatus for producing finished foam containers The present invention is directed to an improved apparatus and method for manufacturing completed foam plastic containers. An endless mandrel chain carries cup forming mandrels along a manufacturing path. After each mandrel is preheated, a bottom blank is... | 06/19/1990 |
| 4919970 | Solder deposition control A technique for one step solder application through a mask to a printed circuit board (PCB) having pads for surface mountable components and through holes for a leaded components is disclosed wherein the amount of solder deposited on the pads and in the h... | 04/24/1990 |
| 4674435 | Device for applying a protective coating to the weld or solder seam of a can body A device for applying a protective coating to the weld or solder seam of a can body has an application roller (2) serving to apply a coating material inside a region covering the seam at the inside (15) of the can body. The roller periphery has a cross-se... | 06/23/1987 |
| 4667594 | Method and apparatus for printing the interior of hollow articles A method and apparatus for applying a printed image to an interior surface of a hollow article is disclosed. The method involves using a mandrel with an expansible block having an outer surface for transferring an image, and means for exerting a force on ... | 05/26/1987 |
| 4653610 | Apparatus for automatically applying lubrication in lifting device Disclosed is apparatus for automatically applying lubricant in a lifting device which raises and lowers a platform by intermeshing of pinions of a jack-up device mounted on the platform and racks provided in the longitudinal direction of legs for supporti... | 03/31/1987 |
| 4514443 | Coating internal surfaces of curved conduits Apparatus for coating an internal wall of a curved conduit (50) with a layer of protective material, characterized in that it comprises a guide means (46, 46a), a longitudinally flexible member (44) which is transversely substantially rigid associated wit... | 04/30/1985 |
| 4485129 | Method of through-contacting a circuit board A method is proposed for through-contacting a circuit board (17), in which the wall (15) of a bore (16) is provided with a metallizing of a conductive thick-film paste (12). The application of the metallizing is effected in a particularly advantageous man... | 11/27/1984 |
| 4389430 | Method and arrangement for coating orifice walls The walls of an orifice in a board are coated by a rod or tube which touches or dips into a liquid below the board. The walls are coated either by a capillary effect or by moving the rod or tube through the orifice. Several rods and/or tubes may be attach... | 06/21/1983 |
| 4387662 | Corrugated pipe adhesive applicator apparatus Apparatus for coating selected portions of the troughs of a corrugated pipe within an adhesive includes a support disposed within the pipe with a reservoir containing the adhesive disposed on the support. A pump, including a spout, is utilized for supplyi... | 06/14/1983 |
| 4368091 | Method for providing the inner surface of a pipe with a flexible tubular lining material through a liquid resin under pressure A method and apparatus for providing the inner surface of a pipe with a flexible tubular lining material through a liquid resin under pressure which comprises fixing one end of a flexible tubular lining material in such manner that the flexible tubular li... | 01/11/1983 |
| 4280864 | Apparatus and method for lining caps A device and method for applying a semi-liquid adhesive material in a preselected pattern upon a surface such as the inner surface of a container cap such that a liner may be adhesively connected thereto. The device and its manner of operation are particu... | 07/28/1981 |
| 4275096 | Method and apparatus for dispensing fluid in a conduit A method and apparatus for dispensing a fluid in a conduit and more particularly for dispensing lubricant within an electrical conduit for facilitating pulling electrical cables through the conduit. The apparatus is in the form of a cartridge disposed in ... | 06/23/1981 |
| 4249475 | Pipeline treatment apparatus Apparatus for treating the internal wall of a pipeline by scraping, cleaning, painting or the like, including an elongated pig, a mounting assembly connected to the trailing end of the pig, rollers movably supported on the mounting assembly for rotational... | 02/10/1981 |
| 4216249 | Method and means for coating the interior of a vertically disposed elongate hollow member The method involves injecting into the hollow member adjacent its upper end a body of the material for coating the interior of the member, and then forcing the body of coating material downwardly while forcing an annular portion of the material laterally ... | 08/05/1980 |
| 4178875 | Apparatuses for producing tight joints or seals in underground pipelines A method of rejoining seals at joints in underground pipelines comprises moving a carriage inside a pipeline beyond a joint to be reformed and rapidly spraying a synthetic polymerizable material to cover the joint from a spraying head mounted on the carri... | 12/18/1979 |
| 4177734 | Drive unit for internal pipe line equipment Drive unit for internal pipeline equipment, wherein the drive motor which drives the drive unit is disposed parallel to the pipe axis instead of transverse to the pipe axis, thereby to occupy a reduced space transverse to the length of the pipe and enabli... | 12/11/1979 |
