Method for gas-aided dispensing of liquid materials
The invention provides an improved apparatus and method for dispensing liquid material to form a deposit having a desired conformation on the surface of a workpiece. The liquid material is discharged ... Read More
Inventors: Hall, Robert C.;, Assignee: Nordson Corporation (Westlake, OH) |
Meltblowing die
The present invention provides a die assembly which features (a) intermittent operation for controlled meltblowing polymer deposition, (b) a modular meltblowing die assembly, (c) an improved air heati... Read More
Inventors: Allen, Martin A.; Fetcko, John T.;, Assignee: Exxon Chemical Patents Inc. (Linden, NJ) |
Method of forming a web of melt blown layered fibers
The present invention is directed to a process for producing a non-woven web of longitudinally layered melt-blown microfibers. The microfibers are produced by a process comprising first feeding separa... Read More
Inventors: Joseph, Eugene G.; Meyer, Daniel E.;, Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN) |
Meltblowing die
The present invention provides a die assembly which features (a) intermittent operation for controlled meltblowing polymer deposition, (b) a modular meltblowing die assembly, (c) an improved air heati... Read More
Inventors: Allen, Martin A.; Fetcko, John T.;, Assignee: Exxon Chemical Patents Inc. (Linden, NJ) |
Sprayed adhesive diaper construction
OF THE INVENTION The present invention provides a distinctive method and apparatus for depositing a selected pattern of material onto a selected substrate, such as the outer cover layer of a disposab... Read More
Inventors: Heindel, Timothy R.; Garvey, Michael J.; Dick, Daniel W.; Keller, Richard F.; Jordan, Mary P.; Schleinz, Alan F.;, Assignee: Kimberly-Clark Corporation (Neenah, WI) |
Process for preparing a fiber precursor of metal compound, and a process for preparing a fiber of metal
In accordance with the present invention, there is provided a spinning nozzle for dry spinning a spinning solution containing a metal compound and an organic polymer compound by a blowing method, said... Read More
Inventors: Maeda, Hiroshi; Shoji, Mamoru;, Assignee: Mitsubishi Kasei Corporation (Tokyo, JP) |
Apparatus and methods for intermittently applying discrete adhesive coatings
OF THE PREFERRED AND ALTERNATE EMBODIMENTS Turning now to the drawings, there will now be described the apparatus for generating discrete, uniform coatings having sharp and square cut-on and cut-off ... Read More
Inventors: Raterman, John; Benecke, Jurgen; Cieplik, Arthur; Burmester, Thomas; Gill, Michael L.;, Assignee: Nordson Corporation (Westlake, OH) |
Meltblowing die
The present invention provides a die assembly which features (a) intermittent operation for controlled meltblowing polymer deposition, (b) a modular meltblowing die assembly, (c) an improved air heati... Read More
Inventors: Allen, Martin A.; Fetcko, John T.;, Assignee: J & M Laboratories, Inc. (Dawsonville, GA) |
Apparatus and process for uniformly melt-blowing a fiberforming thermoplastic polymer in a spinnerette assembly of multiple rows of spinning orifices
OF THE INVENTION It has been found in previous melt-blowing assemblies such as described in U.S. Pat. No. 4,380,570 that centering of spinning nozzles in a gas stream is essential for good quality fi... Read More
Inventors: Schwarz, Eckhard C. A.;, Assignee: |
Method for producing nonwoven thermoplastic webs
I claim: 1. In a method of operating a spun-bond apparatus for continuously producing a nonwoven web of thermoplastic synthetic resin filaments, wherein: a downwardly moving curtain of said filaments ... Read More
Inventors: Balk, Hermann;, Assignee: Reifenhauser GmbH & Co, Maschinenfabrik (Troisdorf, DE) |
Dual format adhesive apparatus, process and article
I claim: 1. In an apparatus for applying adhesive to a substrate for adherence to another substrate, said apparatus comprising: a plurality of adhesive nozzles, each for producing an emanating adhesiv... Read More
Inventors: Raterman, John;, Assignee: Nordson Corporation (Westlake, OH) |
Apparatus for spraying adhesive
In response to the difficulties and problems discussed above, a new apparatus and method for spraying an adhesive have been discovered. In one aspect, the present invention relates to an apparatus for... Read More
Inventors: Clare, Timothy P.; Kollitz, William R.; Mikula, Matthew J.;, Assignee: Kimberly-Clark Corporation (Neenah, WI) |
Nozzle adapter with recirculation valve
It has therefore been one object of this invention to provide faster changeover times for liquid dispensing apparatus utilizing a plurality of spray nozzles when changing a production line from one si... Read More
Inventors: Ziecker, Roger A.;, Assignee: Nordson Corporation (Westlake, OH) |
Meltblowing method and apparatus
OF THE INVENTION FIG. 1 is a diagrammatic view of a meltblowing process or method wherein a first fluid is dispensed to form a fluid flow F1 at a first velocity and a second fluid is dispensed to for... Read More
Inventors: Kwok, Kui-Chiu;, Assignee: Illinois Tool Works Inc. (Glenview, IL) |
Elastic strand coating process
OF THE INVENTION FIG. 1 is a system 10 for practicing methods of applying fluids including adhesives to strands, and in some applications, bonding adhesive coated strands onto substrates according to... Read More
Inventors: Kwok, Kui-Chiu;, Assignee: Illinois Tool Works Inc. (Glenview, IL) |
Fast recovery limiting and phase inverting amplifier
OF THE INVENTION The present invention will be described in detail hereinafter by reference to the accompanying single FIGURE which illustrates the preferred embodiment of the present invention, name... Read More
Inventors: Crosby, Philip Stephen;, Assignee: Tektronix, Inc. (Beaverton, OR) |
Vessel navigation lights
An object of the present invention is to provide a family of optical elements facilitating the manufacture of navigational lights having precise arcs of visibility and suitable for vessels of all size... Read More
Inventors: Houghton, Alexander J.; Knasel, Thomas M.;, Assignee: Science Applications, Inc. (La Jolla, CA) |
Solar cell package
It is an object of the invention to provide a solar cell package which maximizes active solar cell are exposed to solar radiation and which has a minimum amount of internal resistance to the active re... Read More
Inventors: Coleman, Michael G.; Pryor, Robert A.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Angle of arrival meter
Apparatus for determination of the vertical and horizontal aspect angles of radiation received from a remote laser transmitter. The apparatus includes a triangular cube corner reflector, with built-in... Read More
Inventors: Holl, Herbert B.;, Assignee: The United States of America as represented by the Secretary of the Army (Washington, DC) |
Radiant energy receiving and directing apparatus and method
The present invention comprises apparatus and methods for receiving and directing radiant energy to a radiant energy detector. Disclosed herein is a method and apparatus to approximate a uniform and h... Read More
Inventors: Laughlin, Richard H.;, Assignee: Varo, Inc. (Garland, TX) |
Laser direction of arrival detector
The present invention is based on the observation that when parallel radiation is incident on an input end face of a polished fibre bundle, the output end of the bundle emits a light annulus with a di... Read More
Inventors: Salt, James W. A.;, Assignee: Her Majesty The Queen as Represented by the Minister of National Defence (Ottawa, CA) |
Laser beam scanning device with plural sources and source-sensitive synchronization
Accordingly, an essential object of the present invention is, with a view to eliminating the above described drawbacks of the conventional laser beam scanning devices, to provide a laser beam scanning... Read More
Inventors: Matuura, Kazuo; Sekino, Hitoshi; Nishiguchi, Keizo; Yoshida, Narutaka;, Assignee: Minolta Camera Kabushiki Kaisha (Osaka, JP) |
Procedure for production of lower viscosity radiation-curable acrylated urethanes
What is claimed is: 1. A process for the production of low viscosity acrylated urethanes comprising of steps of: (a) initially reacting a hydroxyalkyl acrylate of the formula ##STR2## wherein Z is hyd... Read More
Inventors: Watson, Jr., Stuart L.;, Assignee: Union Carbide Corporation (New York, NY) |
Display device for optically representing information and a method of operation
The object of the present invention is directed to providing a display device and the method of using the display which are easy to construct and which display devices brings amplification properties ... Read More
Inventors: Baur, Guenter; Kohlmueller, Hans; Krueger, Hans;, Assignee: Siemens Aktiengesellschaft (Berlin & Munich, DE) |
Ion beam scanning method and apparatus
It is also to be understood that the following claims are intended to cover all generic and specific features of the invention as described herein, and all statements of the scope of the invention whi... Read More
Inventors: Berrian, Donald W.; Kaim, Robert E.; Vanderpot, John W.;, Assignee: Varian Associates, Inc. (Palo Alto, CA) |
Solar collector having a solid transmission medium
For a radiant energy direction device, having a radiant energy transmissive medium defining opposing reflective surfaces capable of concentrating energy incident at an entrance area thereof onto an ex... Read More
Inventors: Schertz, William W.; Zwerdling, Solomon;, Assignee: The United States of America as represented by the United States Energy (Washington, DC) |
Olefin oxidation process
OF THE INVENTION The instant invention is concerned with a process and catalyst for the conversion of olefinic carbon-carbon double bonds to carbonyl groups, preferably ketones, by oxidation of said ... Read More
Inventors: Stapp, Paul R.;, Assignee: Phillips Petroleum Company (Bartlesville, OK) |
Axial flow laser cavity
Referring now to the accompanying drawings, FIG. 1 presents a plan view, in partial section, of a representative embodiment of the laser cavity configuration of the present invention. The embodiment ... Read More
Inventors: Ortwerth, Paul J.; Lampson, Alan I.;, Assignee: The United States of America as represented by the Secretary of the Air (Washington, DC) |
Image forming optical system
An object of the present invention is to provide an image forming optical system comprising a concave mirror and a convex mirror arranged to face each other and capable of forming an image with extrem... Read More
Inventors: Suzuki, Akiyoshi;, Assignee: Canon Kabushiki Kaisha (Tokyo, JA) |
Stationary light source electrophotographic copier
One object of my invention is to provide a stationary light source copier wherein the illuminating reflectors have negligible mass. Another object of my invention is to provide a stationary light sour... Read More
Inventors: Landa, Benzion;, Assignee: Savin Corporation (Stamford, CT) |
Lighting 
