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| Number | Title | Issue Date |
| 8167089 | Liftable scaffold A system for lifting a platform includes a frame attached to the platform. The invention has at least one upright member having equally spaced holes longitudinally aligned, with each of the holes having an upper surface and a lower surface. A motor is attached to th... | 05/01/2012 |
| 8079444 | Transportable, self-erecting, battery powered, vertical lift assembly A transportable, self-erecting, battery powered, vertical lift assembly includes a wheeled frame with a towing attachment mechanism. A linear guide member with an exterior roller chain member is pivotally secured to the frame. A carriage member with attached platfor... | 12/20/2011 |
| 7942244 | Lifting assembly The invention relates to a lifting assembly (10, 20, 30, 40, 50, 60, 70, 80, 90) comprising: a rack mast, a platform (12, 23, 33, 43, 53, 91), and at least one power unit (100, 300, 400, 500, 600, 800, 900, 901) which is mounted to the mast and ... | 05/17/2011 |
| 7909139 | Powered lift platform The present invention is a powered lift platform including a platform, at least one guide rail section in operative contact with the platform, each of the at least one guide rail sections comprising at least one guide rail and in which a first end of each of the gui... | 03/22/2011 |
| 7896133 | Self-elevating platform scaffolding The self-elevating platform scaffolding includes a horizontal work platform suspended from a vertical mast tower and a unique lift mechanism mounted to the work platform, which raises and lowers the platform along the length of the tower. The lift mechanism uses a p... | 03/01/2011 |
| 7740106 | Mobile mount for attachment of a fall arrest system A mobile mount for attachment of a fall arrest system is provided for example for aircraft and includes a base carried on ground wheels and a support which is adjustable in height upstanding from the base and an arm cantilevered over the base. At least one receptacl... | 06/22/2010 |
| 7434521 | Mason's adjustable chimney-platform arrangement An adjustable, articulable platform, changeable to and from a “U” shape to an “H” shape, is attachable to the distal end of an articulable support arm of a transport vehicle. The platform is arranged to adjustably surround an elevated chimney on at least thr... | 10/14/2008 |
| 7416055 | Platform lift apparatus for attic storage space A platform lift apparatus enables the safe movement of objects to and from an attic storage space. The platform lift apparatus includes a frame, a drive mechanism, and a platform. The frame includes internal and external mounting surfaces. The drive mechanism is sub... | 08/26/2008 |
| 7360983 | Portable elevated vehicle display The present invention shows a portable elevated vehicle display that may be lowered for a vehicle to be loaded on a display platform. By extension of a hydraulic cylinder in a parallelogram structure, the display platform and the vehicle may be raised into the air. ... | 04/22/2008 |
| 7331425 | Lift machine A lift machine comprises a base, a support for supporting a load above the base, a lift actuator operatively connected between the base and the support for raising and lowering the support relative to the base, and a support stabilization mechanism operatively conne... | 02/19/2008 |
| 7284744 | Lifting device A lifting device comprises four pairs of hoisting cables arranged in a V-shape relative to one another for lifting and lowering a load suspension apparatus at which they engage and which are taken off from drivable cable drums. The free lengths of the hoisting cable... | 10/23/2007 |
| 7281736 | Pothole protection mechanism A pothole protection mechanism provides additional support for the vehicle in the event a wheel is driven into a hole while the platform is elevated. The mechanism includes an extendible and retractable pothole protection bar. A mechanism serves to actuate the potho... | 10/16/2007 |
| 7270217 | Exterior fire resistant, passenger elevator system The methodology and advantages that are provided in the present invention are intended to provide assistance to fire fighters and other emergency care-givers with life saving tools during fires and other smoke related emergencies that render fire and smoke victims h... | 09/18/2007 |
| 7243870 | Portable studio hoist A portable studio hoist which can be positioned and secured in a studio pipe grid or other structural setting without the need for hard wired power supplies or fixed attachments. The portable studio hoist is designed to operate on standard single phase 120 volt powe... | 07/17/2007 |
| 7240580 | Single degree of freedom axis positioner A single degree of freedom positioner resistant to axial and rotational motion on two axes, and to rotation around a third axis, but permitting axial movement along the third axis. The axes are orthogonally related. The positioner is characterized by support of a st... | 07/10/2007 |
| 7234565 | Convertible lift assembly A convertible lift assembly is provided in which a vertical lift can be reversibly converted into a set of stairs. The assembly of the present invention uses less space than prior art system, and utilizes a set of movable side panels that can be contracted or extend... | 06/26/2007 |
| 7232009 | Ascension/descension apparatus and method A pole ascension apparatus and associated method are disclosed. According to one embodiment, the apparatus includes a track connected to a pole and a portable platform portion detachably connectable to the track. The portable platform portion may move upwardly and d... | 06/19/2007 |
| 7228669 | Suspended table assembly A suspended table assembly includes a first support and a second support that are vertically spaced from each other. A plurality of legs is provided. Each of the legs has a first end and a second end. Each of a plurality of first brackets is pivotally coupled to one... | 06/12/2007 |
| 7228939 | Platform lift A platform lift has support posts, and a platform that is coupled to the lift so as to be capable of being raised and lowered relative to the posts. A lifting mechanism moves the platform up and down relative to the posts. The platform has support structure and deck... | 06/12/2007 |
| 7216741 | Safety cage for gangway A safety cage improves the safety of workers servicing tanker vehicles having top side hatches. A part or parts of the cage can be repositioned to permit the hatch cover to be opened and then can be returned to a safety enchancing position. ... | 05/15/2007 |
| 7198134 | Method and apparatus for assisting multiple climbers A method is provided for assisting multiple climbers in ascending and descending the same ladder using an apparatus that includes a plurality of counterweights and a rigging system coupled to the counterweights, the rigging system includes at least two subsystems, e... | 04/03/2007 |
| 7195216 | Adjustable trunk for an artificial Christmas tree An adjustable trunk for an artificial Christmas tree has a base, a telescoping post and a reel assembly. The telescoping post has a stationary outer tube, at least two inner tubes and multiple gaps. The stationary outer tube is mounted on the base. The inner tubes a... | 03/27/2007 |
| 7179040 | Luggage storage structure for automobile and lifter A luggage storage structure for an automobile includes: a storage concave portion formed so as to project downward on a floor panel and capable of storing luggage, a plate member for approximately closing an upper part of the storage concave portion, and a transfer ... | 02/20/2007 |
| 7168522 | Self-erecting crane for tree-mounted blinds A crane mechanism for raising a hunting blind or similar large object up along the side of a tree trunk, the crane using the vertical tree trunk as its support tower. The crane is generally L-shaped in use, having a vertical trunk-securing arm adapted to be temporar... | 01/30/2007 |
| 7165361 | Building construction shores An adjustable building construction shore has an inner tubular member extending internally of an outer tubular member and displaceable longitudinally of the outer tubular member, the inner and outer members having projecting and recessed longitudinal portions slidab... | 01/23/2007 |
| 7150449 | Overhead storage system An overhead storage system for efficiently and conveniently stowing items such as bicycles at ceiling level. The overhead storage system includes a motor connected to a spool unit, a frame supporting the motor and attachable to a ceiling, an extended member extendin... | 12/19/2006 |
| 7143998 | Vibration absorber jack A vibration absorber jack including a tripod type base, a jack, an absorber positioning mechanism, and a vibration absorber holder. The jack is attached to the base, the absorber positioning mechanism disposed on top of the jack; and, the vibration absorber holder a... | 12/05/2006 |
| 7140467 | Bulk material transport vehicle access structure A bulk material transport vehicle access structure includes an elongated service platform for workers which is pivotally supported at its opposite ends to cantilever arms on parallel horizontal axes to avoid binding between the roller carriages of the cantilever arm... | 11/28/2006 |
| 7138774 | Vehicle control unit and vehicle A control unit controls a vehicle having a body to allow its user to step on, a power generator arranged to generate power that drives the body, and a load sensor unit arranged to output a load value representing a load that has been applied to the body. The control... | 11/21/2006 |
| 7137603 | Apparatus for providing desktop mobility for desktop electronic devices A desktop electronic device translates on a desktop from a first position to a second position through use of at least one mobility assembly. The mobility assembly(s) may be integral with the desktop electronic device, connected to the desktop electronic device, or ... | 11/21/2006 |
| 7096998 | Stairway lift A combination elevator and stairway may be installed beneath a set of stairs and includes a lift mechanism which raises and lowers a platform or enclosed car and a pivoting stairway. The lift may be hydraulically or electrically actuated and may include a telescopin... | 08/29/2006 |
| 7090051 | Self-raising platform assembly A self-raising platform assembly (1) comprising at least one mast (3, 5, 113) along which a platform (13) may be moved up or down including the following: a) a base element (9) with a supporting plate (25) connected to a jack (2... | 08/15/2006 |
| 7080441 | Composite fuselage machine and method of automated composite lay up A device for automated composite lay up of a part to be manufactured—such as a large aircraft fuselage—includes a mandrel having a vertical axis and an interior mandrel surface that conforms to an outside mold line of the part. A vertical movement shaft is dispo... | 07/25/2006 |
| 7044269 | Scaffold Scaffold erected adjacent to a wall, which enables an easy plastering, drying cleaning, coloring, etc. operation of the wall by automatic means. Said scaffold comprises: a. a platform being erected adjacent and parallel to the wall; b. column members carrying the pl... | 05/16/2006 |
| 7014011 | Scaffolding lift system A scaffolding lift system includes a base member and a plurality of elongated vertical support members secured to the top surface of the base member. A power-operated motor is positioned adjacent the scaffolding and on the base member. The scaffolding further includ... | 03/21/2006 |
| 7000733 | Work platform A work platform (10) for performing work operations on an object such as roof construction work including an upper surface (15A) for working on the roof and a lower surface (15B) for storage of work material, the step between the work surfaces (... | 02/21/2006 |
| 6991064 | Mobile lifting device A mobile lifting device comprises a supporting carriage which is capable of travelling along a specific path and from which there is suspended, via a hoisting apparatus having at least two traction members a lifting platform which can be moved with a vertical compon... | 01/31/2006 |
| 6981573 | Scaffold lift system A scaffolding system has a pair of vertical posts supporting a platform traveling vertically on the posts. A traveler device attaches to and engages each of the vertical posts and supports the platform. Each traveler device has a sprocket gear engaging a complementa... | 01/03/2006 |
| 6973915 | Device for controlling an engine The invention relates to a device for controlling an engine, in particular of an aircraft. The device has at least one throttle and a regulating device for additionally controlling the throttle automatically. A displacement of the throttle is transmitted permanently... | 12/13/2005 |
| 6973997 | Pollution containment apparatus for making a penetration in a ceiling or wall of a building or other structure A pollution containment apparatus for removal of polluted material from a ceiling and/or a wall. The apparatus has a platform which can support a workperson and can be raised and lowered. A support on the platform holds a enclosure. The enclosure has gloves and a wa... | 12/13/2005 |
