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"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 7300354 | Inflatable slide or bouncer An inflatable structure includes a first inflatable section having an interior open to an airflow from a blower, and a second inflatable section attached to the first inflatable section and having an interior that is substantially closed from the airflow such that i... | 11/27/2007 |
| 7290378 | Fully enclosed, folding, expandable multi-antechamber for emergencies Compacting, fully enclosed, floored combination multi-antechamber and ramp system for emergency and civil defense use providing, when expanded, means of ingress and egress for the general population including the infected, wounded and handicapped to and from buildin... | 11/06/2007 |
| 7226471 | Patient cooling system A patient cooling system comprises an inflatable patient mattress and a patient enclosure or tent supported by a framework of inflatable tubes drawing air off of the same air supply used to supply the mattress and to cool the tent. The framework of inflatable tubes ... | 06/05/2007 |
| 7213357 | Inflatable projection screen An inflatable device that includes at least one display panel for displaying an image by a multimedia device positioned in and/or connected to the inflatable device. ... | 05/08/2007 |
| 7198045 | Low pressure hyperbaric chamber and method of using the same A low pressure hyperbaric chambers and methods of using same are disclosed. The present invention provides means for designing, building, and using low pressure chambers suitable for use in managing pain associated with medical conditions. ... | 04/03/2007 |
| 7178483 | Inflatable pet house module An inflatable pet house module includes first and second inflatable units. The first inflatable unit includes an inflatable mattress and a mattress cover formed with an opening for insertion of the mattress thereinto. The second inflatable unit is coupled releasably... | 02/20/2007 |
| 7117641 | Device to prevent insect intrusion through window weep holes A apparatus to prevent insect intrusion through window weep holes includes a long filled tube which may be placed in the open track of a window. The apparatus is most effective when the window is open. The apparatus seals the window track to prevent bugs from intrud... | 10/10/2006 |
| 7089703 | Erectable structure An erectable play structure for children including one or more enclosures or pods (10, 11, 12) which may be interconnected by one or more access tunnels (14) the whole structure being formed predominantly from a non-self supporting material thus to be ... | 08/15/2006 |
| 7008020 | Inflatable furniture having a storage compartment According to some embodiments, an inflatable furniture structure is provided. The inflatable furniture structure may include, for example, at least one inflatable compartment and a least one storage compartment having a transparent surface. ... | 03/07/2006 |
| 6925756 | Apparatus for controlling the ingress and egress to and from an operator's compartment The ingress to and egress from an access restricted compartment, such as the cockpit in an aircraft, is controlled by a revolving gate (1) rotatably mounted in a stationary gate frame (2). The revolving gate (1) has a single gate opening (11 | 08/09/2005 |
| 5291698 | Tarpaulin air vent system A tarpaulin covering system for protecting a pile of material having an array of folded tubular vents connected to a tarpaulin to assist a weighting system on the tarpaulin in the prevention of aerodynamic lift. The vents remain in a folded state when the... | 03/08/1994 |
| 5101604 | Subterranean well welding habitat A fluid transmission conduit welding habitat is provided, having an outer air supportable arcuate dome which is mounted over a point to entrap welding slag, sparks, and the like. A fire-resistant shield is disposed around the interior of the dome. Air sup... | 04/07/1992 |
| 4736762 | Anti-contamination means This invention is an inflatable, anti-contamination enclosure for use in connection with emergency vehicles for transporting contaminated casualties from an accident site to medical facilities. The enclosure may be rolled up and stored in a convenient pla... | 04/12/1988 |
| 4707953 | Expandable shelter system providing collective protection A lightweight, free-standing, expandable shelter (10) providing protection against chemical and biological agents and against nuclear fallout. The shelter (10) has a frame comprising a series of U-shaped ribs (12) spaced and held parallel by a series of r... | 11/24/1987 |
| 4581986 | Contamination reducing airlock and entry system An airlock (purge chamber) which functions as an intermediate area between a contaminated area and a clean area where contaminated air may be purged before a person enters the clean area. The airlock (10) is a double-walled circular structure having an ou... | 04/15/1986 |
| 4461097 | Aerator An inflatable structure, includes a base and a barrier attached to the base which is capable of being inflated to a predetermined shape in order to define a chamber. A door in the barrier allows access to the chamber. The base includes a source of gas for... | 07/24/1984 |
| 4398376 | Fabric panel unit A fabric panel unit for use as a wall of a structure in which a fabric strip is secured to the panel along the long edges of the strip to form an elongated pocket open on the ends. An inflatable tube with an inflation valve is positioned inside the pocket... | 08/16/1983 |
| 4164829 | Inflatable structure A self-supporting inflatable structure useful, for example, as an inexpensive, readily assembled planetarium, such structure being made of an extensible material having a plurality of panels, each shaped so as to form, when inflated, a hemispherical dome-... | 08/21/1979 |
| 4103369 | Inflatable structure A portable, inflatable structure comprises an inflatable enclosure, a blower for supplying pressurized air to fill the enclosure through a conduit joining the blower to the enclosure interior, vent means positioned adjacent the attachment of the upper por... | 08/01/1978 |
| 4031674 | Inflatable tent An inflatable tent is in the shape of a non-planar tetrahedron. The tent is formed from a single rectangular, planar sheet joined with itself along three linear seams.... | 06/28/1977 |
| 4026286 | Isolators An enclosure member such as a medical isolator provides an isolated environment at a higher pressure than the ambient environment, and has a transfer port for passage of objects into and out of the enclosure member. The transfer port comprises a flexible ... | 05/31/1977 |
| 3990532 | Method and apparatus for providing a controlled movable environment Method and apparatus for providing a controlled movable environment in accordance with the present invention, for protection of a work area in the environment from adverse external conditions, may take the form of a collapsible and movable building struct... | 11/09/1976 |
| 3953940 | Counterforce assembly for doors A counterforce assembly is described for use with doors that are exposed to high pressure differentials on the two sides thereof which result in large forces acting on the doors which tend to maintain the same closed against a door jamb and make the same ... | 05/04/1976 |
