Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7370725 | Motorized rungless ladder A device supported by a ground surface and a structure for at least one of elevating and descending a user. The device includes a first guide rail having a first channel extending along a length thereof and a second guide rail having a second channel extending along... | 05/13/2008 |
| 7228936 | Mobile scaffolding braking system A mobile scaffold (10) having bi-axially rotatable casters (22–28) and including brake assemblies (30 and 32) associated with the casters (22–28) is disclosed. The inventive brake assemblies (30,32) enable an elevated wo... | 06/12/2007 |
| 7070060 | Gantry crane with elevating operator cab A gantry crane has first and second side support frames spaced by a pair of trolley beams. A load lifting mechanism is connected to the trolley beams and includes a lift frame for engaging a load to be lifted. An operator cab is mounted on the first side support fra... | 07/04/2006 |
| 7032710 | Anchor point devices, systems and methods for use in fall protection An anchoring system includes an anchor member to anchor the lifeline and at least one extending unit to extend the anchor member out to a working position beyond (horizontally) and above (vertically) an edge to provide for an overhead anchoring point. The anchoring ... | 04/25/2006 |
| 6920963 | Apparatus having vertically movable personnel cages for a spreader An apparatus for transporting people by a spreader having a vertically moveable head beam with a pair of horizontally extendable long bars includes a pair of personnel cages carried by a pair of cantilever beams extending from a housing. The personnel cages can be m... | 07/26/2005 |
| 6786299 | Swivel-power scaffold mobilizing device A novel and unique user-friendly swivel-power scaffold mobilizing device that provides movement in any direction parallel to the ground and rotation about a vertical axis. The device may be removably secured to a conventional scaffold, providing to power the scaffol... | 09/07/2004 |
| 6283249 | Mobile ladder with lifting tray A combined stepped structure and lifting mechanism includes a base and a framework secured to the base, the framework having a pair of spaced apart vertical tubes rising upwardly from the base. A ladder is incorporated in the framework and a vertical trac... | 09/04/2001 |
| 6039148 | Mechanized scaffold A scaffold device including a frame having four stanchions, an upper peripheral railing mounted to tops of the stanchions, and a pair of cross brace assemblies mounted between the stanchions. A platform is also mounted between the stanchions. A plurality ... | 03/21/2000 |
| 5924524 | Integrated, multi-level elevator shuttle An elevator system provides service between a ground level and each of three upper levels through a single elevator shuttle hoistway system. Three elevator cabs 34-36, B, D, F are moved in a triple deck elevator car frame 35, or a four deck elevator car f... | 07/20/1999 |
| 5660249 | Elevator cabs transferred horizontally between double deck elevators Horizontally moveable elevator cabs (22, 23) are transferred from the upper deck of a first car frame (26) to the upper deck of a second car frame (27) and from the lower deck of the second car frame to the lower deck of the first car frame. Three elevato... | 08/26/1997 |
| 5464072 | Self-propelled elevator system A self-propelled elevator car for vertical and horizontal travel in an elevator shaft has a plurality of driven friction wheels which are pressed against associated running surfaces by a passive contact force which produces the necessary friction and is i... | 11/07/1995 |
| 5433293 | Vertical-horizontal passenger conveying system A vertical-horizontal passenger conveying system includes elevator cars provided with individual drives for travel in intersecting vertical and horizontal shafts. The shafts have fixed and movable vertical guide rails with steps which are engaged by rolle... | 07/18/1995 |
| 5427557 | Self-propelled ice rescue device and component A self-propelled ice rescue device component, as well as the device itself. The component includes (a) a main support frame; (b) a motor attached to the main support frame; (c) a power source connected to the motor for driving the motor; (d) a control mec... | 06/27/1995 |
| 5209433 | Mobile rocket service tower A rocket assembly apparatus is disclosed in which a vertical assembly building houses a multi-stage rocket and provides a clear work area around the entire circumference of the rocket. A mobile rocket service tower is moveable on the floor of the vertical... | 05/11/1993 |
| 5027921 | Method and device for transporting and distributing materials and/or equipment around the periphery of a building Device and method for transporting and distributing materials and/or equipment at the periphery of a building by using a carrier structure similar to a scaffolding or to a working or circulation walkway filled with a parapet including a carriage having at... | 07/02/1991 |
| 5014381 | Rolling platform assembly The present invention relates to a method of installing a platform assembly designed to be mounted below a bridge deck to prevent impeding traffic below the bridge deck during installation of the paltform assembly and during demolition of the bridge. The ... | 05/14/1991 |
| 4790410 | Safety track support and coupling Safety apparatus for used by workers at height comprises a fixed safety cable (1) secured in spaced relation to a fixture (2) by supports such as (3), and a coupling device (8) by which a safety line attached to a worker's safety harness can be coupled to... | 12/13/1988 |
| 4781144 | Off-shore drilling installation evacuation system There is provided a new and useful offshore evacuation system for drilling rigs or platforms comprising a launch structure for a survival craft; the structure comprising at least one support strut adapted to be pivotally attached at one end thereof to the... | 11/01/1988 |
| 4633974 | Inflatable roof safety rigging system A rigging system for retrieving a worker in the event of the collapse or tearing of a peripheral panel of an air-supported fabric roof employs one or more endless cables each entrained over pulleys located at the edge of the roof and inwardly therefrom. T... | 01/06/1987 |
| 4630708 | Semi-adjustable service platform apparatus for gantry crane An adjustable service platform apparatus for a gantry crane having an elongated base frame which includes a pair of horizontally sliding beams which are laterally extendible outboard in opposite directions from the base frame. Detachable towers with work ... | 12/23/1986 |
| 4546852 | Adjustable service platform apparatus for a gantry crane An adjustable service platform apparatus for a gantry crane has an elongated base frame generally comforming in size and shape to a conventional load carrying lifting spreader, and twin service platform units secured to opposite lateral ends of the base f... | 10/15/1985 |
| 4424884 | Emergency rescue system An emergency rescue system for use in rescuing persons trapped in the upper floors of a multistory building during emergency conditions such as during a fire or the like. The rescue system comprises a rescue gondola suspended alongside the exterior face o... | 01/10/1984 |
| 4355699 | Emergency rescue system An emergency rescue system for use in rescuing persons trapped in the upper floors of a multistory building during emergency conditions such as during a fire or the like. The rescue system comprises a rescue gondola suspended alongside the exterior face o... | 10/26/1982 |
| 4335803 | Gangway ladder arrangement A gangway ladder arrangement used to provide a passage for a crew or operating personnel across a quay and a vessel berthing against the quay comprises a basement frame anchored to the quay, and a truck mounted on the basement frame so as to be movable to... | 06/22/1982 |
| 4274507 | Portable support for a scaffold A portable support for a scaffold comprising first and second wheeled support members which are adapted to be placed on the building roof. The support members are interconnected by length adjustable braces to enable the distance between the support member... | 06/23/1981 |
| 4154318 | Retractable suspended scaffolding on a self-propelled truck, particularly adapted for maintenance work on road-bridges and the like There is disclosed a retractable suspended scaffolding mounted on a self-propelled truck which is particularly adapted for maintanence work on structures that are situated along roadways and at areas of difficult access. The scaffolding includes an operat... | 05/15/1979 |
| 3936333 | Method for prefabricating brick panels An assembly line method of prefabricating brick panels in a factory for shipment to the intended site of use includes the steps of mixing a supply of mortar in one area of the plant, placing the mortar in a plurality of pressurized containers which are mo... | 02/03/1976 |
