The first commercial microwave oven was nearly 6 feet tall and weighed in at 750 pounds.
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| Number | Title | Issue Date |
| 7235116 | High temperature corrosion and oxidation resistant valve guide for engine application A powder metal component particularly suited for use as a valve guide in high temperature applications. The powder metal component according to a first embodiment has a chemical composition on a weight percent basis of about 0.1-2.0% C; about 8.0-18.0% Cr; about 1.0... | 06/26/2007 |
| 6915572 | Method and plant for continuously producing construction Method and apparatus for the continuous manufacture of structural members, in which two parallel, flat wire mesh mats comprising longitudinal and transverse wires intersecting with each other and welded together at the points of intersection are advanced on a produc... | 07/12/2005 |
| 6756146 | Apparatus and method for automatically stacking fuel cell material layers Stacking porous and non-porous material layers involves applying vacuum to a first porous layer to stabilize same relative to a support structure. The support structure and/or a non-porous layer are moved to establish contact between the non-porous layer and the fir... | 06/29/2004 |
| 6546608 | Display strip assembly system A display strip assembly system for efficiently assembling bags upon a point of purchase display strip. The display strip assembly system includes a base, an elongate frame mounted to the base extending in an angled manner, a receiving channel within the ... | 04/15/2003 |
| 6487768 | Heat exchanger manufacturing system Improved plastic heat exchanger production systems are described. The production systems are arranged to extrude plastic tubing, cut the tubing into segments of desired length and convey the tubing to a plurality of aligned tube inserters. Clip strips are... | 12/03/2002 |
| 6195877 | Apparatus for and method of attaching items to a hang strip An apparatus having a base for automatically opening interdigitated tab fingers formed on a hang strip. The base includes an item advancement station and an item attachment station is disposed at an edge of the base. A supply of hang strip material is pro... | 03/06/2001 |
| 6049959 | Method and machine for making a spring-mattress web and a spring-mattress web For making a mattress web having two fabric webs which are attached to one another in a transverse direction of the web by seams that are spaced apart in a longitudinal direction of the, thereby to form a succession of sleeves, each of which contains a sl... | 04/18/2000 |
| 5685054 | Method for installing flexible sign panels with movable device An apparatus and method for stretching and installing a flexible face sign panel is disclosed. A frame-like trolley structure is provided which is positioned on a frame structure, preferably on a service station canopy fascia. A roll of sign panel materia... | 11/11/1997 |
| 5647118 | Apparatus for automatically attaching items to hang strip An apparatus for automatically opening interdigitated tab fingers formed on a hang strip provides a base onto which an indexing station, a cutting station and an article attachment station are disposed. A supply of hang strip material is provided and is m... | 07/15/1997 |
| 5632082 | Unit for producing a tube with a tube wall composed of flexible material webs A tube with a tube wall composed of flexible material webs for covering pipe lines and for producing pipes and a unit for producing same. The tube wall is composed as a tube of two outer webs with longitudinal edges fused with one another and consisting o... | 05/27/1997 |
| 5101552 | Conduit collector feeder A collector feeder has a mechanism for receiving a plurality of ducts into the collector feeder, a mechanism for directing the conduits toward one another to couple adjacent conduits with each other, and an exit enables the plurality of ducts to exit the ... | 04/07/1992 |
| 5090113 | Apparatus for supplying articles There is disclosed an apparatus for feeding articles, containing a tape transporting apparatus, including a transporting member having plural container portions in succession, a cover tape for covering the apertures of the container portions of the transp... | 02/25/1992 |
| 4903400 | Method and apparatus for texturizing workpieces A method of producing an embossed structure on a workpiece includes applying texturizing components to a carrier surface of a pressing member and causing the texturizing components to form the embossed structure on the workpiece by pressing the pressing m... | 02/27/1990 |
| 4446607 | Apparatus and method for forming an external guard member on a hose This invention relates to an apparatus (10) and a method for forming, in situ, an external guard member (12), preferably of a spring steel wire material, on a hose (14). Spring steel wire is highly desirable as a material for guard members. Heretofore it ... | 05/08/1984 |
| 4339868 | Plastic tube element manufacturing apparatus An apparatus for manufacturing plastic tubular elements with rubber or metal fittings at one or both ends, includes a conveyor for a plastic tube, a stop for metering a given length of the plastic tube, a cutter for cutting the length and a series of jaws... | 07/20/1982 |
| 4180245 | Mechanical fencing machine A fencing machine where a tensioned fence with posts or droppers attached is laid along the fence line. The machine tensions the wires and by deflecting the wire inserts the deflected wires into offset slots in the posts or droppers.... | 12/25/1979 |
| 4037301 | Method of manufacturing doors and arrangement therefor A method for fabricating doors having spaced sheets of flexible material with cross-memebers interposed and attached between the material. Flexible material is fed intermittently from material supplies to form both sides of the door. Between each feed ste... | 07/26/1977 |
| 4017955 | Apparatus for attaching a workpiece to a continuous length of line This invention relates to an automatic apparatus and method for coupling a workpiece to a specified position along a continuous length of line and then cutting the line to a predetermined length. A length of the line is clamped adjacent a leading section ... | 04/19/1977 |
| 3978569 | Apparatus for applying solder rings to terminal posts An apparatus consisting of a pair of rollers with tangentially meeting perimeters for crimping successive portions of a continuous strip of solder into rings around a strip of terminal posts carried in parallel manner upon a common carrier strip. The roll... | 09/07/1976 |