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 |
| 8056674 | Boom lift vehicle and method of controlling lifting functions A tower boom path is controlled in a boom lift vehicle such that the tower boom nose pin follows a predetermined path. The boom lift vehicle includes a telescoping lift tower boom pivotally coupled at one end to a vehicle base. A main boom is pivotally coupled to th... | 11/15/2011 |
| 7416053 | Isolation mechanism for electrically isolating controls of boomed apparatus An isolation mechanism for electrically isolating a control input mechanism of an otherwise substantially conventional boomed apparatus (12), such as, for example, an aerial device, digger derrick, or crane, having a workstation (14) coupled with a mov... | 08/26/2008 |
| 7258242 | Mobile crane boom having an autarchic hydraulic power unit mounted thereon The present invention relates to a mobile crane boom having a self-sufficient energy supply arranged on it for supplying hydraulic energy to at least one hydraulic load arranged on the mobile crane boom. The supply of the hydraulic load arranged on the mobile crane ... | 08/21/2007 |
| 7254468 | Multi-network control system for a vehicle A vehicle is described herein which includes a first communication network, a second communications network and a router which is used to facilitate communication between the first and second networks. ... | 08/07/2007 |
| 7246782 | Apparatus and method for a temporary spread footing An apparatus and method for providing a temporary spread footing for supporting a variety of different vertically extending structures. The apparatus includes a frame with a top and bottom. The frame can have a substantial space or void in between the top and bottom... | 07/24/2007 |
| 7134829 | Cargo trailer A trailer for carrying cargo includes a frame, at least two axles mounted to the frame, and a deck. The axles have wheels at opposite ends of the axles for movably supporting the frame above the ground. The deck is pivotally mounted to the frame and is pivotable abo... | 11/14/2006 |
| 7128094 | Boom utilizing composite material construction The present invention is a boom system comprising a first boom section having a distal end and a proximal end. A second boom section includes a distal end and a proximal end, wherein the proximal end of the second boom section is rotatably coupled to the distal end ... | 10/31/2006 |
| 7055650 | Saw accessory for aerial work platform A wall saw accessory is provided for an aerial work platform, where a wall saw is movably affixed on a track secured to a wall to be sawed. The accessory includes a saw/track manipulator fixable to the aerial work platform. The saw/track manipulator movably supports... | 06/06/2006 |
| 7055912 | Vehicle mounted utility apparatus with quick attachment means A utility apparatus including lift apparatus and dump body apparatus is provided with quick attachment means to permit ready mounting of the utility apparatus on the support frame of a vehicle. The utility apparatus includes a mounting frame having shiftable support... | 06/06/2006 |
| 6962050 | Hybrid machine with hydraulic drive device A hybrid machine with a hydraulic drive device having hydraulic actuators allowed to operate against and by external loads is provided. To this end, the hybrid machine comprises hydraulic cylinders (7), first hydraulic pumps (P1) connected, with closed... | 11/08/2005 |
| 6955025 | Self-erecting tower and method for raising the tower A tall tower is divided into an upper section with a tower top and a lower section with a tower bottom. The sections are hinged together. The lower section is hinged to a tower base. A telescoping crane is attached to a lift point on the lower section. The crane is ... | 10/18/2005 |
| 6810993 | Articulated aerial device including an upper boom compensation unit An aerial lift apparatus unit includes at least a lower boom pivotally interconnected to a transport unit for raising and lowering of the lower boom. An upper boom is pivotally connected to the outer end of the lower boom for raising and lowering of the upper boom w... | 11/02/2004 |
| 6793024 | Rock drilling rig A rock drilling rig has a carrier (1) provided with a service platform (7) arranged on a service boom (6). The service boom has a number of relatively movable boom sections (33, 36). The service platform (7) is connected to the ser... | 09/21/2004 |
| 6733227 | Elevating lift Disclosed herein is an elevating lift for raising and lowering a load (such as a sensor suite) onboard a vehicle, such as a Humvee, which can allow for the transport of the vehicle in a standard transport without removal of the sensor suite from the vehicle, and can... | 05/11/2004 |
| 6488161 | Boom mechanism A boom mechanism that is cooperable with a lift vehicle or base structure includes a tower boom and an upper boom liftable in a dependent relationship by a single lifting mechanism. The tower boom and the upper boom are respectively pivotally secured to a... | 12/03/2002 |
| 6460652 | Boom arrangement for rock drilling apparatus A boom arrangement for a rock drilling apparatus includes at least one boom and an actuator, e.g., a passenger cage, arranged at a free end of the boom. The boom also includes at least two boom parts articulated pivotably with respect to each other. The f... | 10/08/2002 |
| 6405114 | Aerial work platform boom having ground and platform controls linked by a controller area network An aerial work platform supported by a riser boom, a telescoping main boom, and a jib boom. Boom movement may be controlled by a platform control module or a ground control module connected to a controller by a controller area network (CAN). Movement of t... | 06/11/2002 |
| 6390312 | Lift structures and lifting arrangement therefor Load-bearing apparatus, such as a boom lift, including first and second arm portions, in which at least one element, such as a hydraulic cylinder, is provided for selectively imparting a predetermined dependent relationship as well as a predetermined inde... | 05/21/2002 |
| 6390233 | Method for a lifting apparatus with floating lift cylinder attachment A method of operating a lifting apparatus for moving an arm structure is disclosed. The lifting apparatus includes a first arm structure and a second arm structure pivotally connected to the first arm structure. The apparatus further includes a moving dev... | 05/21/2002 |
| 6267200 | Lift apparatus with floating lift cylinder attachment A lift method and apparatus for moving an arm structure includes a first arm structure and a second arm structure pivotally connected to the first arm structure. The apparatus further includes a moving device and a displacing link for displacing the movin... | 07/31/2001 |
| 6098823 | Stabilizing arrangements in and for load-bearing apparatus An arrangement in or for a boom lift or other type of lift or load-bearing apparatus, in which a stabilizing moment is imparted based on at least one state of at least a portion of the boom or other portion of the lift or load-bearing apparatus. Also cont... | 08/08/2000 |
| 6065565 | Hybrid power system for a vehicle An apparatus includes a generator assembly having a power source operable to power a generator. The generator is connected to a battery assembly having one or more batteries. The battery assembly is operably connected to a drive system, such as an electri... | 05/23/2000 |
| 5944204 | Hydraulic boom compensation system for aerial devices An upper boom compensation system for an aerial device having an articulating boom assembly. The lower boom is raised and lowered by a special double cylinder having two pistons and a common piston rod. A hydraulic circuit is arranged to transfer fluid be... | 08/31/1999 |
| 5819534 | Articulated aerial device with hydraulic upper boom compensation An aerial lift unit is truck mounted. The lift includes a lower boom pivoted to the truck and an upper boom pivotally connected to the outer end of the first boom. A lower boom cylinder unit is connected to pivot and thereby raise and lower the lower boom... | 10/13/1998 |
| 5746286 | Hydraulic boom platform leveling system A platform leveling system for an aerial lift truck utilizes a master/slave combination of helical hydraulic rotary actuators to automatically level the work platform in response to movements of the boom. For a two-stage aerial lift comprised of a lower b... | 05/05/1998 |
| 5427197 | Pruning system A pruning vehicle having characteristics specifically utilizable in an orchard having rows of trees opposite each other. The vehicle is equipped with two platforms side by side which can be adjustably located vertically and horizontally in a plane perpend... | 06/27/1995 |
| 5390104 | Adaptive control man-augmentation system for a suspended work station An adaptive control man-augmentation system controls the movement of a suspended work station. A support structure, usually mounted on a chassis, has an extendible boom and a work station at the end of the boom. A directing member pivots in accordance wit... | 02/14/1995 |
| 5388662 | Hoist machine associated to a self-propelled truck Hoist machine for aerial platforms (18) associated to self-propelled trucks (1), comprising a system of articulated levers constituting four lifting stages activated by three hydraulic jacks (5, 10, 16); the terminal stage being connected to a platform pr... | 02/14/1995 |
| 5337854 | Jib assembly A jib assembly is disclosed, for use with an articulated boom carried by an aerial device, having a compact configuration of components which allows a high degree of freedom in the rotation of the jib in the vertical plane and reduced obstruction of the r... | 08/16/1994 |
| 5159989 | Automatic hydraulic leveling system An automatic leveling system for a four-wheel vehicle system having outrigger assemblies at each of the four corners of the vehicle chassis and in which each outrigger assembly has an outrigger pad and a hydraulic cylinder for moving the pad downwardly an... | 11/03/1992 |
| 5082085 | Platform leveling apparatus A mobile aerial lift platform vehicle of the type having an upstanding pedestal and an elevating assembly mounted on the pedestal to raise and lower the work platform while maintaining the center of gravity of the platform within the base area defined by ... | 01/21/1992 |
| 5016767 | Boom articulation mechanism with, simultaneously operable, cylinders A boom articulation mechanism for interconnecting and displacing a pair of boom members. The mechanism comprises a connector link having a pair of opposed external boom pivot connections. Each of the booms has a pivot end connected spaced apart to a respe... | 05/21/1991 |
| 4978243 | Automatic boom rest and latch Boom latch system for a boom movable between use and stowage positions. The boom latch includes a latch member that is operatively connected to the power supply which moves the boom, so that that the boom is automatically latched when moved to its stowage... | 12/18/1990 |
| 4971510 | Wheelchair passenger device A device for transporting and for carrying from one elevation to another, persons in wheelchairs or persons otherwise requiring assistance. The device comprises a frame supported on wheels, an engine supported on the frame to drive the wheels and a steeri... | 11/20/1990 |
| 4953666 | Elevating apparatus having an offset upper boom maintaining a workstation level on a cantilevered angularly movable support that retracts into a compact position The invention provides an elevating apparatus for raising and lowering a work station holding personnel, equipment, and/or materials between a downward declining, compact retracted position and an upwardly inclining extended limit position. The work stati... | 09/04/1990 |
| 4944364 | Boom elevating device for line lifts An improved boom elevating device for a line lift or other aerial lift is disclosed. The present invention vastly expands the range of movement of the line lift through use of an extension arm, attached between a line lift boom and conventional boom actua... | 07/31/1990 |
| 4904916 | Electrical control system for stairway wheelchair lift A stairway wheelchair lift includes a stationary motor drive unit, a mobile platform movable along a stairway and a user interface for receiving user-generated input commands. The mobile platform communicates with the motor drive unit through a continuous... | 02/27/1990 |
| 4899097 | Motorized tang drive system The present invention provides an apparatus for controlling operation of a fluid control valve. In the preferred embodiment, the present invention operates a hydraulic control valve to operate a hydraulic apparatus. The control system of the present inven... | 02/06/1990 |
| 4861224 | Aerial lift including overload sensing system An aerial lift having means for sensing a combination of the load placed on the upper end of the upper boom and the relative position of the upper boom with respect to horizontal and for generating a signal or interrupting supply of hydraulic fluid to the... | 08/29/1989 |
| 4858723 | Bucket leveling system An aerial lift includes a bucket mounted at the outer end of an articulated boom assembly having upper and lower booms. A hydraulic cylinder is provided for extending the upper boom relative to the lower boom, and a rotary actuator is provided for varying... | 08/22/1989 |
