Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 7413616 | Active rinse shield for electrofill chemical bath and method of use An active rinse shield designed to protect electrofill chemical baths from excessive dilution during rinse sprays on the semiconductor wafer. The shield uses overlapping blades to cover the bath, making a physical barrier between the bath chemistry and the wafer rin... | 08/19/2008 |
| 7222456 | Impact resistant hurricane shutter assembly An impact resistant shutter assembly, such as Bahama and Colonial-style shutter assemblies, for protecting glass of external openings of a structure, where the shutter assembly is resistant to damage by flying debris from high wind storms and hurricanes, said shutte... | 05/29/2007 |
| 7143803 | Automatic and a manual lift-up ventilated gate for use with an overhead garage door An ventilated gate for use with an overhead garage door. The ventilated gate is an added feature to a conventional overhead garage door and provides ventilation to a garage where such ventilation is unavailable through a conventional overhead garage door. The ventil... | 12/05/2006 |
| 6886294 | Storm resistant fixed shutter assembly A Bahama or Colonial-type shutter assembly for external openings of a structure, where the shutter assembly is resistant to damage by flying debris from high wind storms and hurricanes. The shutter assembly comprises a generally rectangular frame fabricated of a lig... | 05/03/2005 |
| 6701670 | Pulley for double hung windows A pulley apparatus (27) is disclosed which is adapted for use with a double hung wind. (10). The apparatus is used in pairs which are mounted in a recess (30) formed in the head (20) of the double hunt window. A pair of sash cords (25) are routed through ... | 03/09/2004 |
| 6449903 | Snap-together shutters with moveable louvers A snap-together shutter in which moveable louvers are mounted within a snap-together frame to allow for the convenient assembly of the shutter with or without the use of tools. The frame is comprised of frame members that are joined using corner pieces an... | 09/17/2002 |
| 6378248 | Dual panel jalousie assembly with independent panel movement A jalousie assembly comprising a plurality of independently adjustable front and rear panels forming tandem pairs. A front panel operator operates the front panels and a rear panel operator operates the rear panels independently from the front panels. Thu... | 04/30/2002 |
| 6131336 | Ventilator device having a control which operates a lamella unit and an air damper simultaneously An apparatus for controlling the flow of air in an air duct structure includes a lamella unit in the air duct structure moveable between a plurality of positions for controlling the flow of air in the air duct structure. A rocking lever having a groove is... | 10/17/2000 |
| 6098339 | Reinforced jalousie window with spaced wall side jambs for pivot support A jalousie window construction includes reinforced side jamb sections, full perimeter sealing for the window slats when the slats are closed and stackability of a plurality of the window constructions with the side jamb section reinforcement also function... | 08/08/2000 |
| 5934021 | Pivotable safety gate A pivotable safety gate having a pair of spaced apart parallel support frames which each have a distal end and a proximal end. The frames each have a support stanchion which is disposed adjacent the proximal end of the frame. The stanchions support a pivo... | 08/10/1999 |
| 5860371 | Security window adapted to prevent forced entry A security window having one or more vertically movable panels, suitably of a transparent, rigid plastic that is bullet-resistant. The security window is useful for a clerk in a convenience store. The security window is provided with a safety mechanism th... | 01/19/1999 |
| 5701701 | Safety gate A safety gate is provided for limiting access to a work area. The safety gate includes a linkage pivotally connected to a support, and front and rear gates each being pivotally connected to one end of the linkage. As the linkage pivots about the support t... | 12/30/1997 |
| 5636579 | Security window adapted to prevent forced entry A security window having one or more vertically movable panels, suitably of a transparent, rigid plastic that is bullet-resistant. The security window is useful for a clerk in a convenience store. The security window is provided with a safety mechanism th... | 06/10/1997 |
| 5592779 | Expanded area safety gate The present invention comprises a frame assembly which may be readily set up at the edge of a mezzanine floor to provide a safety gate thereat. The assembly has a pair of side walls connected by a horizontally disposed overhead support. A front gate and a... | 01/14/1997 |
| 5271183 | Safety barrier assembly A safety barrier assembly is disclosed to provide a movable barrier for an access passageway or doorway. The assembly includes a pair of upright support members and vertically travelling barrier means with at least two horizontally disposed elongate segme... | 12/21/1993 |
