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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7807093 | Method for arranging a thermoplastic insert in a thermoplastic sandwich product A method for arranging a thermoplastic insert unit (2) in a thermoplastic sandwich product (1) having at least one planar or virtually planar section by the application of ultrasonic energy (6, 8). A thermoplastic sandwich product (1) com... | 10/05/2010 |
| 7294223 | Method for attaching a fluid container to a fluid ejector in a fluid ejection device A method for joining fluid containers and fluid ejectors in a fluid ejecting device are provided. The fluid container includes one or more heat stakes and a substrate includes one or more apertures for receiving the heat stakes and one or more three-dimensional feat... | 11/13/2007 |
| 7094048 | Flexible imaging member belt seam smoothing method Apparatus comprising a support member having a flat surface adapted to receive and support a seam region of a flexible belt comprising thermoplastic polymer material having a predetermined glass transition temperature, a heatable member having a smooth heatable flat... | 08/22/2006 |
| 7074359 | Vibratory molding process and product A fastener strip is disclosed having permanently sealed, airtight portion and a reclosable portion capable of maintaining an airtight seal when closed. The permanently sealed portion is generally planar and essentially impervious to air flow. The reclosable portion ... | 07/11/2006 |
| 7041249 | Vibratory molding process and product A fastener strip is disclosed having a permanently sealed, airtight portion and a reclosable portion capable of maintaining an airtight seal when closed. The permanently sealed portion is generally planar and essentially impervious to air flow. The reclosable portio... | 05/09/2006 |
| 7025842 | Ultrasound welding of plastics components A process for the bonding of a plastics pipe to another plastics part by ultrasound welding using sound waves which act longitudinally with respect to the pipe axis, while the arrangement of the areas to be welded is substantially parallel to the pipe axis. The weld... | 04/11/2006 |
| 6979376 | Method for machining, such as soldering or deformation, a workpiece A method for soldering or deforming a workpiece, according to which a sonotrode of supersonic welding device is placed on the workpiece to be machined and the oscillation amplitude of the sonotrode is modified. In order to optimize the soldering operation, the oscil... | 12/27/2005 |
| 6966889 | Multi-lumen catheters and methods for using same Very thin-walled, multi-lumen catheters wherein each of at least three of the catheter lumens shares a common, integrally-formed wall portion with at least one adjacent catheter lumen are disclosed together with methods for using such catheters in medical treatment ... | 11/22/2005 |
| 6926336 | Sun visor assembly A sun visor assembly is provided that includes a core member, a foundation extending over the core member, and a cover extending over the foundation and forming an outer surface of the sun visor assembly. In an embodiment, the core member includes a plate having at ... | 08/09/2005 |
| 6749932 | Colorants, colored articles and methods of making them An article having a decorative visual surface appearance provided by a plastics composition which comprises a transparent or translucent plastics material having a colorant dispersed therein is characterised in that the colorant comprises a blend of discrete polymer... | 06/15/2004 |
| 6296728 | Brassiere and manufacturing process thereof A manufacturing process for brassiere, and especially for a brassiere of front clasp type, comprises a step of left side forming, a step of right side forming, a step of rear piece forming, and a step of joining. Both left part and the right part of the b... | 10/02/2001 |
| 6068718 | Method and apparatus for securing one plastic member to another plastic member A hollow container is formed with a thin-walled, plastic body; and a discrete plastic handle is attached by ultrasonic energy to the plastic body. The handle has a pair of spaced bosses at each end of the handle with a central opening therein to receive a... | 05/30/2000 |
| 6068901 | Ultrasonic energy directing attachment of plastic parts to one another Two plastic pieces such as a handle and a container are welded together using an ultrasonic horn. Protrusions serving as energy directors are arranged on one piece in a substantially circular array, in a starburst design. A hole or cavity is formed at a c... | 05/30/2000 |
| 6063220 | Method and an apparatus using ultrasound for fixedly welding a circular material blank In the manufacture of packaging containers, for example blown plastic bottles, a circular material blank is, in certain cases, fixedly welded to the end of a sleeve-shaped casing portion. It is advantageous from amongst other energy viewpoint if the weldi... | 05/16/2000 |
| 6022433 | Ultrasonic direct fixing of reagent layer and method for preparing peel type test piece A method for fixing a reagent layer directly onto a supporting base plate in the preparation of a dry analysis kit for determining a specific component in a liquid specimen wherein at least one of the reagent layer and the base plate is a thermoplastic re... | 02/08/2000 |
| 6001201 | Process and energy director for welding and joint produced thereby A process and an energy director are provided for thermoplastically welding a rigid thermoplastic, such as acrylic, and a flexible thermoplastic, such a polyvinyl chloride (PVC) doped with plasticizers. The rigid piece includes an energy director where th... | 12/14/1999 |
| 5993722 | Method for making ceramic heater having reduced internal stress A ceramic heater device for use in a glow plug for a diesel engine has a gradually varying cross-sectional composition which eliminates distinct interfacial junctions between a resistive layer, an insulative layer and a highly conductive layer. The heater... | 11/30/1999 |
| 5948257 | Candle filter and method for making The invention provides a high temperature, damage tolerant candle filter (4) made of a porous ceramic material which is designed so that, if it fails, it does not fail catastrophically. The ceramic candle filter includes a hollow tube (14) having an open ... | 09/07/1999 |
| 5906694 | Ultrasonic tube welding and cutting apparatus and method An ultrasonic apparatus and method for charging a coil with a refrigerant gas is described wherein a tube used to convey the gas into the cooling coil is welded shut on both sides of a cutting line so that gas in the tube cannot escape after the charging ... | 05/25/1999 |
| 5902426 | Process for manufacturing an air flow valve A process for manufacturing an air flow throttle valve assembly in which the valve disc or blade is precisely sized and centered after assembly to the shaft and throttle body by heating and squeezing of the disc, preferably while the shaft is held at a sh... | 05/11/1999 |
| 5902428 | Motor vehicle instrument panel with flexible tethering hinged air bag deployment door A molded motor vehicle instrument panel made of a thermoplastic material has an integral air bag deployment door for a passenger side air bag that is defined by a tear seam and is normally retained by an integral flexible mounting/hinge flange to a part o... | 05/11/1999 |
| 5895537 | Sonic welded gas mask and process A sonic welded gas mask and the process for fabricating the mask. The facepiece of the mask provides apertures, appropriately shaped and dimensioned to receive gas mask components for sealing therein. The elastomeric material of the facepiece of the mask ... | 04/20/1999 |
| 5879493 | Viral resistant seam for protective apparel, and method of manufacturing same A reinforced viral resistant seam for an article of protective apparel constructed by arranging first and second thermoplastic webs and at least one reinforcing strip thermally bondable with the webs along a common seam edge. An ultrasonic welding wheel h... | 03/09/1999 |
| 5874146 | Performance of vibration welded thermoplastic joints The invention provides an improved method of vibration welding of thermoplastic joints. Such welding is conducted by vibrating two fiber reinforced thermoplastic parts under pressure along their common interface to generate frictional heat to melt and fus... | 02/23/1999 |
| 5863364 | Ultrasonically welded electrical plug including illuminated indicator A method of ultrasonic welding of plastic members to form a high strength interconnection between the members in the form of a low profile, illuminated electrical plug. High-frequency (ultrasonic) energy is transmitted by the ultrasonic welding apparatus ... | 01/26/1999 |
| 5861072 | Ultrasonic energy directing attachment of plastic parts to one another Two plastic pieces such as a handle and a container are welded together using an ultrasonic horn. Protrusions serving as energy directors are arranged on one piece in a substantially circular array, in a starburst design. A hole or cavity is formed at a c... | 01/19/1999 |
| 5853831 | Vibration welded hollow moldings of polyamide resin composition The present invention relates to a vibration-molded hollow product comprising a polyamide resin composition which comprises (a) 40 to 89.97% by weight of a polyamide resin, (b) 10 to 59.97% by weight of a glass fiber, and (c) 0.03 to 10% by weight of a compound rep... | 12/29/1998 |
| 5846359 | Ultrasonic direct fixing of reagent layer and method for preparing peel type test piece A method for fixing a reagent layer directly onto a supporting base plate in the preparation of a dry analysis kit for determining a specific component in a liquid specimen wherein at least one of the reagent layer and the base plate is a thermoplastic re... | 12/08/1998 |
| 5843255 | Method of bonding a magnetic head element to a supporting beam A connecting pad of a magnetic head element is bonded to a signal conductor of a supporting beam. As a result of the bonding, the magnetic head element is mechanically coupled to the supporting beam and the connecting pad is electrically connected to the ... | 12/01/1998 |
| 5833785 | Enclosing a small-format electrical device An injection molded plastic housing for, and method of enclosing, an electrical device including placing the device between a housing including a lid member and a base member and joining the lid member and the base member to each other and to a connector ... | 11/10/1998 |
| 5830300 | Method of ultrasonic welding for a resin case A method of ultrasonic welding for a resin case in which an ultrasonic vibration is applied to the resin case in a direction parallel to the welding surface.... | 11/03/1998 |
| 5785786 | Ultrasonic welding method An ultrasonic welding method for welding a first metal sheet to a second metal sheet by using an anvil and a horn includes the following steps. The first metal sheet includes a protective portion, a protected portion and a middle portion therebetween. The... | 07/28/1998 |
| 5772818 | Apparatus for collection and transfer of particles and manufacture thereof A device for collecting particles, such as human cells, from a fluid sample, and for transferring the collected particles to a receiver, such as a glass microscope slide, provides substantially exact replication of the spatial distribution of the cells on... | 06/30/1998 |
| 5769256 | Method and apparatus for securing one plastic member to another plastic member A hollow container is formed with a thin-walled, plastic body; and a discrete plastic handle is attached by ultrasonic energy to the plastic body. The handle has a pair of spaced bosses at each end of the handle with a central opening therein to receive a... | 06/23/1998 |
| 5759319 | Apparatus and method for attaching fitments to cartons A fitment comprising a pouring spout having a peripheral flange at one end and a closure at a second end is attached to a paperboard carton formed with a hole in a side panel. The carton is moved intermittently along a conveyor, such as that used in a fil... | 06/02/1998 |
| 5759318 | Apparatus and method for releasably fusing mold lens pieces A method and apparatus for releasably securing mold pieces used to mold an artificial eye lens, for example a hydrophilic contact lens. The apparatus includes an ultrasonic welding system to provide directed energy, modified so that the output horn is con... | 06/02/1998 |
| 5753059 | Torsionally rigid cover and method A cover of polymeric material developed substantially in cup shape is disclosed. The bottom of the cover has stiffening ribs on its inner side. The stiffening ribs are developed as a cross bracing, the cross bracing being interrupted at least in part by g... | 05/19/1998 |
| 5743978 | Hinged support or the like for the articulated connection of chassis parts in motor vehicles A hinged support or the like for the articulated connection of chassis parts in motor vehicles, in which bearing eyes (1, 2) provided at the ends are connected to one another in one piece by a shaft part (5). The shaft part (5), manufactured according to ... | 04/28/1998 |
| 5720833 | Hinged support or the like for the articulated connection of chassis parts in motor vehicles A hinged support or the like for the articulated connection of chassis parts in motor vehicles, in which a section connecting bearing eyes at the ends to one another is designed as a hollow section and is assembled from parts which are manufactured as she... | 02/24/1998 |
| 5695704 | Method for crimping a thermoplastic resin member Provided is a method for crimping a thermoplastic member which allows a first member made of thermoplastic resin to be mounted on a second member at a high mounting strength without complicating the fabrication process and without causing any reduction in... | 12/09/1997 |
