Abstract: An improved multi-function loading and recovery apparatus for use with pallets, flat racks, containers and the like having a simple, effective design while enabling efficient operation in a wide variety of recovery operations. This multi-function loading and recovery apparatus utilizes a double pivoting tilt frame and self-locking L-arm, and also includes a unique inside-outside rail option, a collapsible bumper, forward-mounted rollers, an improved rear stabilizer and other features.

Abstract: A roller unit suitable for application to the side walls of chain link conveyors, including along their curved portions, and containing modules, each of which includes a flat plate, from the opposing sides of which there extends a first pair of brackets between which there are supported the fixing pins of the constituent idle rollers of the roller unit, and a second pair of brackets for receiving the conveyor side wall and the elements for fixing the module thereto, the second pair of brackets being provided with recesses which extend to also involve the plate.

Abstract: An adaptor is provided for a vehicle load bed having stake pockets along lateral edges. The adaptor allows pallets having indented peripheries to roll over the bed and to be locked in place on the bed. The adaptor has a base lying on the bed and guides in the form of upright walls disposed along lateral edges of the base. The guides keep the pallet on the bed as the pallet rides along the bed. Stakes on the bottom of the base are locked into the pockets to retain the adaptor to the bed. Extending from the walls are lips disposed over the pallet so as to limit or eliminate the pallet's vertical travel. The pallets ride on elongate rollers journalled between roller supports. The supports are fixed on the base parallel to the walls. Apertures of the same shape are defined both in the lips and the base and are aligned with one another. To fix the pallets to the adaptor, locking members are passed through the lip apertures, fit with indents of the pallets and passed through the base apertures.

Abstract: A vehicle mounted hoist includes container supporting roller assemblies configured to support a container for loading, unloading, transporting and/or dumping wherein the roller assemblies are vertically adjustable to provide for a variety of differently sized containers. The hoist includes a tilt frame and a plurality of brace devices mounted to the tilt frame and being for supporting a plurality of rollers in at least two different vertical positions, and includes a plurality of rollers sized and configured to be mounted to the brace devices to collectively support a container thereon.

Abstract: A runway for conveying glass tubing, as the tubing is drawn from a source of molten glass, embodies support assemblies having rotating sleeves mounted on guide shafts to contact the tubing. A circulating humid atmosphere is maintained in an enclosure during an initial portion of the tube draw to reduce frictive damage to the tubing.

Abstract: A self-erecting guide for centering and for vertically restraining smaller than full width pallets in a transport vehicle, such as an airplane, having a floor structure and rollers connected to the floor structure and defining a roller plane for rollingly supporting pallets above the floor structure such that the pallets may roll longitudinally includes a plurality of rollers such that pallets contacting the guide contact a rotatable surface resulting in less galling and wear to guide and pallets. The guide generally includes a hinge assembly, fore and aft pivots, a frame, and erection springs. In an erect position, the hinge assembly forms a shallow inverted V in side view with hinge axis at the apex such that a moving full size pallet contacting hinge assembly top forces the hinge assembly into a retracted position below the roller plane.

Abstract: Loads, such as pallets or freight containers, are guided and restrained on the loading floor of an aircraft by a device which provides guide rollers oriented in the direction of the longitudinal axis of the aircraft to hold pieces of freight in the horizontal direction. Additionally, cantilevered latching members hold a piece of freight against vertical and/or tilting movements. Both, the guide elements and the latching members are mounted to be tilted into the floor structure. The latching members perform simultaneously a rotating movement and a tilting movement when the device is moved or tilted into its recessed position below a top surface of the loading floor.

Abstract: A roller type material rack comprises a base frame, two receiving mounts, and two rollers. The rollers are pivoted respectively to the receiving mounts for holding the material. The receiving mounts are pivoted symmetrically to the base frame such that the receiving mounts can be located at a predetermined position. The receiving mounts can be therefore adjusted to hold the materials having various shapes and sizes.

Abstract: A carriage conveying apparatus has a loaded carriage to be conveyed, and a driving vehicle for coupling, towing and conveying the carriage from below the carriage. Since the vertical load of the carriage is transmitted to the driving vehicle, controlled to a proper magnitude, the driving vehicle may be reduced in size and weight, and it is also possible to have stable travel if the carriage is empty. By designing all three wheels so as to be driven and steered, sideways and spin-turn motions are realized. By providing recognition marks and detecting means, it is possible to position the driving vehicle accurately if the setting position of the carriage deviates.

Abstract: There is provided a pivotally mounted hull-engaging roller system for a roller trailer for facilitating loading and unloading a boat and assuring efficient support of a boat loaded thereon. The pivotal mounting permits the hull contacting elements or rollers to tilt inwardly without the need for any particular tilting capability. The hull-engaging rollers of the invention are supported on the trailer crossbars by an improved bracket having the capability of effectively supporting the crossbars for pivotal movement relative to the trailer side booms. The improved roller mounting structure disclosed herein accommodates a variety of various designed craft hulls.

Abstract: A towable truck with a rotatable platform for transferring cargo units from or to intermediate transportation devices, for handling goods in particular within airport structures. The platform comprises alternate projecting and re-entering parts which, when the truck is in its loading or unloading position, are disposed along the longitudinal sides of this latter and are suitably designed for approach and copenetration by intermediate transportation devices or the like comprising complementary terminal parts provided with motorized rollers, so as to allow automatic transfer of the cargo units.

Abstract: The invention relates to an improved roller table arrangement for the transportation, in a horizontal plane, of typically plate-shaped workpieces. The present invention provides a roller table of the form of rollers located on carrier rails, in which rolling transport may be accomplished either parallel to, or transversely to, the carrier rails, the aforesaid transportation being achieved through the use of interchangeable roller receiving means. The invention further provides a means by which uniform elevation of the rollers with respect to the carrier rails is accomplished in spite of the presence of swarf or other material debris upon the carrier rails. The present invention further provides for the selective conversion from roller table to workpiece support table through the use of support strips which may be placed upon the carrier rails in lieu of the roller receiving means.

Abstract: A boat trailer having a pair of spaced guide roller assemblies between which the bow of a boat is located upon boat retrieval. Each guide roller assembly comprises a base member secured to the trailer chassis, a post which can pivot in a generally fore-and-aft direction, a spring which urges the post to an upstanding position, a rocker arm which can pivot in a general transverse direction on the upper end of the post, and a pair of rollers which engage the boat undersurface and help to centralize it as the boat is retrieved from the water and onto the trailer.

Abstract: The speed of a pallet as it descends down a pair of inclined rails in a flow rack is controlled by a series of speed-control wheels mounted on axles fastened to frame members located underneath the pallet. A tapered roller bearing is interposed between each axle and wheel to mount the wheel for combined rotary motion and axial motion. Brake pads are mounted on the frame member for engaging a braking surface on the wheel as it moves axially in response to the pallet load. The brake pads apply friction to the wheel for slowing the speed of the pallet. A bar is provided adjacent the lower end of each rail for engaging the speed control wheels on the pallets to increase the axial pressure thereon and to increase friction for arresting the pallets and separating the same.

Abstract: A device for aligning a pallet or similar article both horizontally and vertically to facilitate a transfer to a support located at a predetermined horizontal position and height comprises first and second banks of engagement rollers which have axes disposed substantially horizontally and which are movable toward and away respective opposite sides of the pallet to engage the pallet underside from each side. In addition, the apparatus includes a vertical alignment member in the form of first and second banks of rollers which extend obliquely and are movable in an oblique plane toward and away from the respective sides of the pallet to engage it at a selected vertical height. The surfaces of the horizontal aligning rollers and vertical aligning rollers engage and support the pallet at a selected intersecting vertical and horizontal plates along its side. The vertical aligning rollers which extend obliquely are advantageously offset from the rollers which have axes which extend horizontally.

Abstract: A guide system or rollerway in a gravity type conveyor which includes a plurality of first and second cylindrical rollers journalled for rotation about axes extending transversely between a pair of elongated rails and disposed at spaced intervals along the rail lengths. The first rollers are load bearing and each includes a resiliently compressible load bearing surface around the outer circumference thereof. The nature of the load bearing surfaces is such that they act as speed control devices for a load. The second rollers are in general alignment with each other along the rail lengths and each includes a generally radial outwardly extending guide flange adapted for engagement by a load conveyed therepassed. The second rollers are smaller in diameter than the first rollers and are normally non-load bearing. When loading of the first rollers reaches some predetermined maximum level, the load bearing surfaces thereof are radially compressed to such an extent that the second rollers become load bearing.

Abstract: A conveyor system that can readily transport I-beams, angle irons, T-beams, channel members, and like components without any modifications to the system being necessary. The system includes a plurality of sets of roller pairs, each roller being contoured so that it has various surfaces that will accept components and properly engage them for transport. Each pair of rollers is mounted for rotation about a common axis, and a power actuated structure is provided for adjusting the spacing between the rollers of each pair to accommodate components of different sizes.

Abstract: A roller structure adapted for supporting a boat on a trailer bed, or the like, which has a cushioned roller surface for engaging the boat hull to distribute the weight stress over a substantial area, and a mounting for the roller on the support bed to guide and support the boat as it is pulled across the rollers with minimum risk of damage to the hull.

Abstract: A roller structure for supporting a boat on a trailer bed and having a pair of annular hubs in the form of a funnel-like insert member to mount the roller. Each insert member has an inner shaft engaging section and an outer roller engaging sections whereby the sections are axially offset from one another relative to the axis of rotation of the roller. The pair of insert members are snugged against the roller for support thereof in either of two alternative mirror image configurations. In one configuration the inner section pof the insert members are spaced apart and are remote of one another and the roller provides for generally non-gimbaling rotation on a supporting shaft. In the other configuration the inner sections are adjacent and substantially in abutment, and the roller achieves a gimbaling rotation on the shaft.

Abstract: Large diameter storage tanks are constructed from strip metal wound in a helical path in which the tank is built upwardly. The strip is fed to a support assembly arranged circularly on a base, and the upper edge of the strip that is fed to the support assembly is aligned with the lower edge of the helical turn immediately thereabove so that the edges are spaced apart in a vertical plane from each other and then butt welded together. The strip is vertically adjusted to maintain a predetermined spacing of adjacent helical turns of the strip in the area of the welding thereof. The support structure in the area of the welding includes parts positioned on opposite sides of the strips, the inside one of which may be collapsed to permit removal of the assembly following completion of the tank. Top structures accommodating the helically wound strip are utilized.

Abstract: Apparatus for conducting a cylindrical work element towards and away from a machine tool such as a centerless grinder capable of imparting a spiral motion to the work element, the apparatus including a roll conveyor having positionable rolls that are adjustable to produce a relatively deep trough for securely supporting the work element against the action of the tool and to provide a means for coordinating the surface speed of the rolls with that of the work whereby the work is precluded from slipping or sliding over the rolls as it is fed towards or away from the work station of the machine tool.

Abstract: A cargo ramp stowable within the cargo compartment of an aircraft and deployable between the sill region of the aircraft cargo opening and the surface of the ground is disclosed. The cargo ramp, which is arranged for ease of deployment and stowage, includes three hinged together ramp sections with the upper surface of each ramp section including track regions suitable for supporting wheeled vehicular cargo. The cargo ramp is stowed within the aircraft cargo compartment in a folded position with the lower cargo ramp section extending along the upper surface of the other two ramp sections. Each hinged portion of the cargo ramp is power actuated such that the cargo ramp sections can be readily swung together during a deployment sequence which utilizes the aircraft cargo roller system and a first deployment assembly that is mounted on the upper cargo ramp terminus. This deployment assembly includes rollers that are engagable with guide channels mounted on the floor of the aircraft cargo compartment.

Abstract: An accordion-pleated channel-shaped cover for guide tracks of machines is of single-ply material and has reinforcements of flexible but kink-resistant sheet-material sewn into the interior of its pleats along the outer edge regions thereof.