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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7779993 | Apparatus for transporting freight An apparatus for transporting freight, such as freight containers in freight compartments of aircraft, the apparatus including a power-drive unit including a transport roller and a lifting unit. The lifting unit includes a housing and at least one actuator that acts... | 08/24/2010 |
| 7721875 | Power drive unit with eccentric roller lift system A cargo power drive unit (PDU) includes a housing, and a shaft rotatably mounted in the housing. The shaft has a longitudinal axis, an end, and a spindle outwardly extending from the end. The spindle is radially offset from the longitudinal axis. The PDU further inc... | 05/25/2010 |
| 7717252 | Cargo power drive unit with uniform bi-directional drive traction A power drive unit for propelling cargo containers and pallets in a desired direction over a plurality of cargo deck roller elements includes an elongated yoke having a pivot end and an opposite end. The pivot end is pivotally connected to a deck support structure. ... | 05/18/2010 |
| 7673738 | Steerable/retractable cargo power drive unit A steerable, retractable power drive unit (SRPDU) is provided for installation into a transport vehicle for moving cargo in mutually perpendicular directions, such as a doorway area where containers need to move both laterally and longitudinally in a cargo vehicle. ... | 03/09/2010 |
| 7588138 | Device handling system An apparatus and associated method for handling a device in a manner that enhances a self-purging efficiency with which debris in the device is ameliorated. The apparatus and associated method includes rocking the device along a rocker conveyor path defined by oppos... | 09/15/2009 |
| 7506751 | Conveyor systems for diverting objects In one embodiment, a conveyor system includes a conveyor belt having a plurality of conveyor belt rollers configured to divert objects on the conveyor belt, and a drive mechanism that engages the conveyor belt rollers, the drive mechanism being configured to drive t... | 03/24/2009 |
| 7461739 | Systems and methods for diverting objects In one embodiment, a conveyor system includes a conveyor belt having a plurality of conveyor belt rollers configured to divert objects on the conveyor belt, and a drive mechanism that engages the conveyor belt rollers, the drive mechanism being configured to drive t... | 12/09/2008 |
| 7383935 | Motorized roller transverse drive A roller conveyor includes a plurality of idler rollers positioned along and between opposite sidewalls and a transverse drive system operable to rotatably drive at least some of the idler rollers of the roller conveyer. The transverse drive system includes a motori... | 06/10/2008 |
| 7380653 | Shrink packaging articles using successive rollers with rotational axes at decreasing heights A method for accommodating a greater height variance of articles in a shrink packaging machine includes: transporting on a conveyor into a hot air chamber an article covered in shrink film and engaging the article being transported on the conveyor with a first rolle... | 06/03/2008 |
| 7364035 | Airless accumulation conveyor An accumulation conveyor and method, according to the invention, includes providing a plurality of tandem accumulation zones, each of the zones including a conveying surface and at least one drive roller selectively driving the conveying surface. A drive member belo... | 04/29/2008 |
| 7347319 | Tilting roller The subject of the invention is a retention device for a conveyor roller, characterised in that the roller (7) is mounted on a tilting support (13). ... | 03/25/2008 |
| 7341138 | Conveyor idle roller assembly Idle roller assembly suitable for use in trough type belt conveyors is provided having an elongate shaft and spaced apart first and second roller bearing assemblies, each having mounted thereabout an annular hub. A cylindrical tubular roller is mounted to and spans ... | 03/11/2008 |
| 7328786 | Apparatus for accommodating greater height variance of articles in shrink packaging machine An apparatus for use in a shrink packaging machine for accommodating a greater height variance of articles includes: rollers, each roller including a shaft and a cylinder on the shaft for rotation about an axis of the shaft; and a frame including a pair of parallel ... | 02/12/2008 |
| 7318304 | Device for introducing pharmaceutical products into blister packs Pairs of first and second rolls are supported for rotation in a roll frame located below a pan for receiving pharmaceutical products loaded as bulk material, each first roll having a plurality of axially successive non-cylindrical sections separated from respective ... | 01/15/2008 |
| 7306086 | Sorting system using a roller-top conveyor belt A sorting conveyor system in which a main conveyor is intersected by one or more cross conveyors forming sorting stations at one or more gaps along a main conveying path. The cross conveyor includes a roller-top belt having rollers extending outward of a top article... | 12/11/2007 |
| 7299916 | Transfer mechanism and method of use A transporting device includes a power roller mounted to a chassis for transporting a tray between positions. A belt transfers power from the power roller to a shaft. The belt may be used to rotate the shaft. A pulley is mounted to the shaft and rotates in substanti... | 11/27/2007 |
| 7296674 | Conveyor system load transfer methods and apparatus Conveyor systems for storage and movement of goods on pallets and slip sheets. The transfer structures enable slip sheet mounted loads to be transferred to a roller conveyor by providing structures that cooperate with wide platen forks of a lift truck. The structure... | 11/20/2007 |
| 7290649 | Roller arrangement for an accumulating roller conveyor The invention relates to a roller arrangement (7) for a stowing roller conveyor, comprising a stationary roller axle (20) arranged in a support frame (4) of the stowing roller conveyor, with a driving roller (9) and a conveying roller ( | 11/06/2007 |
| 7264112 | Method for cooling components subjected to high temperatures Heat is transferred away from the rollers and base of a printer heater by introducing chilled water into the rollers and the base. The paper upon which print has been applied remains at an elevated temperature so that the drying of the print is not delayed. A conven... | 09/04/2007 |
| 7255226 | Conveyor system load transfer devices Conveyor systems for storage and movement of goods on pallets and slip sheets. The transfer structures enable slip sheet mounted loads to be transferred to a roller conveyor by providing structures that cooperate with wide platen forks of a lift truck. The structure... | 08/14/2007 |
| 7252261 | Ultra-light pneumatic leaf expanding shaft A generally cylindrical expansible shaft includes an outer profile, and a generally cylindrical inner body having a longitudinal axis and at least one first coupling element. At least two semi-circular leaf elements may be movably coupled to the first coupling eleme... | 08/07/2007 |
| 7243784 | Roller shaft mount A roller shaft mount or support secures a shaft end of a conveyor roller at and between opposite sidewalls of a conveyor. The shaft support includes a mounting portion mountable to a sidewall of the conveyor and a clamping portion. The clamping portion is movably at... | 07/17/2007 |
| 7232027 | Pallet/skid power roll system An apparatus moves a plurality of transport media along a path of travel. The plurality of transport media define at least two groups of transport media, where each group of transport media has substantially identical transverse dimensions with respect to one anothe... | 06/19/2007 |
| 7216466 | Universal ridge clip The present invention is a universal ridge clip for attachment of a ridge cap along the peak of a centrally located roof ridge, usually on metal buildings. The clip may also be used on a “hip” roof application. The ridge clip is of a construction such that it pr... | 05/15/2007 |
| 7204359 | Shaft support for resisting separation of a flexible connection A support for supporting the end of a shaft protruding from a conveyor roller for dampening the vibrations of the conveyor roller by providing a flexible connection between spaced first and second supports where the supports include structure for resisting the separ... | 04/17/2007 |
| 7204774 | One-piece drive pulley and belt guide In one-piece combination, a drive pulley and belt guide for a belt-driven machine. The pulley has a belt-driving section configured for engagement by the belt and a belt-guiding section integral with the belt-driving section. The belt-guiding section has a conically... | 04/17/2007 |
| 7156604 | Apparatus for loading and unloading aircraft An apparatus for loading and unloading aircrafts comprises a tiltable first conveyor part (7) adjustable in height and provided with a conveyor path (11) advancing and removing luggage (59), such as suitcases, parcels and the like cargo items, t... | 01/02/2007 |
| 7140284 | Device for cold cutting elongate members along a longitudinal axis A cold separation device for separating an elongate metallic member along its length. The device has a separation unit having a driven blade, support member to support the elongate member upstream and downstream of the separation unit. The device further has to feed... | 11/28/2006 |
| 7131295 | Roller assembly for a glass sheet bending apparatus and a glass sheet bending apparatus A roller assembly for a glass sheet bending apparatus has a guide shaft bent to have a predetermined curvature and a plurality of ring rollers fitted rotatably to the guide shaft whereby a glass sheet is bent while the glass sheet is transferred into a predetermined... | 11/07/2006 |
| 7073994 | Cargo deck for an aircraft There are known cargo decks for aircraft that comprise floor beams or an equivalent floor substructure and floor panels, ball mats, roller tracks, or other such transport devices connected thereto for conveying and fixing in position pallets, containers or similar o... | 07/11/2006 |
| 7048112 | Food grade conveyor A yoke for a food grade conveyor is formed of UHMW plastic molded as a single unit having left and right upright portions connected by vertically separated upper and lower cross portions. Each cross portion has a stanchion to provide a support face or ledge for conn... | 05/23/2006 |
| 7040482 | Bearing life extender for conveyor type rollers Rollers used on conveyors and inside the zinc-pot of a steel-sheet galvanizing line are usually driven by friction between the roller and the belt or sheet. Such rollers operating in high temperature furnaces or in a hot zinc pot of a steel galvanizing line often ha... | 05/09/2006 |
| 7014038 | Cargo power drive unit An apparatus (100) for conveying cargo is provided, comprising a support base (105) and drive assembly (110) pivotably mounted to the support base (105) for vertical movement. The drive assembly (110) comprises a roller (120... | 03/21/2006 |
| 7007795 | Transport device with contact-free transmission coupling A transport conveyor for workpieces, pallets, or workpiece carriers which includes a drive transmission that includes a traction coupling that interrupts the transfer of torque and driving force to the conveyor rollers, belt or the like upon an interruption in the m... | 03/07/2006 |
| 6971505 | Transporting roller, holding-down means and transporting system for flat articles The invention relates to transporting rollers (22) for transporting essentially flat articles, to holding-down means (23) for pressing the articles onto transporting rollers (22), and to a transporting system (30). In this case, the trans... | 12/06/2005 |
| 6966427 | Pallet/skid power roll system An apparatus moves a plurality of transport media along a path of travel. The plurality of transport media define at least two groups of transport media, where each group of transport media has substantially identical transverse dimensions with respect to one anothe... | 11/22/2005 |
| 6959804 | Conveyor assembly The conveyor apparatus disclosed herein is generally formed of a first rail and a second rail, each rail having a plurality of rollers. A portion of the rollers are desirably drive rollers, receiving power from an integral motor assembly. The motor generally compris... | 11/01/2005 |
| 6942085 | Height adjustable mini-support roller for supporting a piece of material The present invention is a durable, lightweight, compact, portable and adjustable roller support apparatus for supporting an end of a piece of material while maintaining the end at a height substantially equivalent to the worked-upon opposing end of the material in ... | 09/13/2005 |
| 6935487 | Adjustable length conveyor bed An adjustable length conveyor bed includes conveyor sections that are movably positioned relative to one another and that include at least one belt support or roller at an upper portion of the respective sidewalls. A fixed roller support is mounted to one section an... | 08/30/2005 |
| 6928683 | Extendable support structures Various types of extendable support structures provide a lateral dimension that is defined by at least one lazy tong, and the longitudinal dimension is variable by extension and retraction of the at least one lazy tong. The extendable structure may include a plurali... | 08/16/2005 |
