Patents Assigned to Extraversion, Inc.
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Patent number: 4678246Abstract: A display apparatus that is adapted to be used in a display position but may also be folded to a carrying position in which it is folded to a more compact arrangement. The display apparatus is in the form of a base housing having a front wall including a first display means which may be a rear projection display, and an upper housing overlying the base housing including a second display means. The upper housing preferably is formed in top and bottom housing sections. The top section is disposed over the bottom section in the display position so that the display is essentially in an upright position. In the folded position, the bottom section covers the top surface of the base housing while the top section extends to cover the first display means.Type: GrantFiled: May 3, 1985Date of Patent: July 7, 1987Assignee: Extraversion, Inc.Inventor: Willy Ytter
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Patent number: 4601524Abstract: A display apparatus that is adapted to be used in a display position but may also be folded to a carrying position in which it is folded to a more compact arrangement. The display apparatus is in the form of a base housing having a front wall including a first display means which may be a rear projection display, and an upper housing overlying the base housing including a second display means. The upper housing preferably is formed in top and bottom housing sections. The top section is disposed over the bottom section in the display position so that the display is essentially in an upright position. In the folded position, the bottom section covers the top surface of the base housing while the top section extends to cover the first display means.Type: GrantFiled: July 12, 1982Date of Patent: July 22, 1986Assignee: Extraversion, Inc.Inventor: Willy Ytter
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Patent number: 4436135Abstract: A portable display system having a plurality of hollow panel assemblies with each comprising two parallel and facing wall boards secured within a border strip device. Eight panel assemblies are hinged together to fold and unfold between a folded position in which all panel assemblies are in parallel stacked relation and an unfolded position in which the panels are open in any one of a number of different positions including a continuous wall arrangement.Type: GrantFiled: January 28, 1980Date of Patent: March 13, 1984Assignee: Extraversion, Inc.Inventor: Willy Ytter
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Patent number: 4147198Abstract: A portable display system having a plurality of hollow panel assemblies with each comprising two parallel and facing wall boards secured within a border strip device. Eight panel assemblies are hinged together to fold and unfold between a folded position in which all eight panel assemblies are in parallel stacked relation and an unfolded position in which the panels are opened in a continuous wall configuration.Type: GrantFiled: October 3, 1977Date of Patent: April 3, 1979Assignee: Extraversion, Inc.Inventor: Willy Ytter
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Patent number: RE30777Abstract: A portable display system having a plurality of hollow panel assemblies with each comprising two parallel and facing wall boards secured within a border strip device. Eight panel assemblies are hinged together to fold and unfold between a folded position in which all eight panel assemblies are in parallel stacked relation and an unfolded position in which the panels are opened in a continuous wall configuration.Type: GrantFiled: October 25, 1979Date of Patent: October 20, 1981Assignee: Extraversion, Inc.Inventor: Willy Ytter
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Patent number: D271732Type: GrantFiled: July 9, 1979Date of Patent: December 13, 1983Assignee: Extraversion, Inc.Inventor: Willy Ytter