Abstract: A system for dispensing a personal care fluid, such as a hand soap or the like. The system includes a dispenser and a refill cartridge. The dispenser includes a dispenser body having a refill cavity and a dispenser lid configured to be coupled to the dispenser body. There may be a pump sub-system mounted to the dispenser lid, or alternatively the personal care fluid may be dispensed by squeezing the dispenser and refill cartridge. The refill cartridge is configured for slidable insertion into and removal from the refill cavity of the dispenser body. The personal care fluid system is designed so that a user can readily and easily change out/replace the refill cartridge for use with a common dispenser, dispenser lid, and pump sub-system.

Abstract: A spray head assembly for use with a beverage brewer includes a spray head and an adapter. The spray head includes a back plate having a turn mechanism. The adapter includes a body having an outer portion and a threaded inner portion. The body has an opening through the threaded inner portion that is attachable to a valve of the beverage maker. The outer portion of the body includes ears attachable to the backer plate of the spray head through the turn mechanism.

Abstract: The invention relates to a surface-treatment facility (10) for surface-treating vehicle bodies (12), said facility comprising at least two floor-bound transport carriages (20), each of which comprises a fastening device (18), to which vehicle bodies (12) can be fastened. Each transport carriage (20) can be shifted by means of its own drive that can be carried therewith. The surface-treatment facility (10) also comprises a substantially gas-tight treatment chamber (14) that is delimited by a housing (15). The vehicle bodies (12) can be moved, at least temporarily, in the treatment chamber (12) by means of a relevant transport carriage (20). The surface-treatment facility (10) further comprises a travel region (22), arranged outside the housing (15), in which the transport carriages (20) can be moved, at least temporarily.

Abstract: A system includes a robot, a measuring device, and a processor. The robot is configured to dispense, based on at least one process parameter, a liquid adhesive bead onto a substrate. The measuring device is configured to measure at least one characteristic of the bead shape. The processor is configured to determine, based on a reference bead shape and at least one reference process parameter, response surface profile of the liquid adhesive. The processor is configured to compare the measured bead shape to a reference bead shape and, responsive to determining the measured bead shape is different than the reference bead shape, determine, based on the response surface profile, at least one updated process parameter. The updated process parameter is configured to cause the robot to dispense a second bead having the reference bead shape.

Abstract: A method and system for nanoscale precision programmable profiling on substrates. Profiling material is dispensed on a substrate or a superstrate. The superstrate is brought in contact with the substrate. The profiling material is then cured after bringing the superstrate in contact with the substrate. The superstrate is separated from the substrate after curing. An optical metrology of points on the substrate corresponding to the final substrate profile is then performed.

Abstract: A base supports an inclined screen having a uniform mesh selected to remove larger aggregate from a first cement mixture to form a second cement mixture that passes through the screen. A powered vibrator vibrates the screen to separate the concrete mixtures and larger aggregate. Springs and/or dampers in support legs isolate the vibrating screen from the base. A guide frame on the top surface of the screen guides the first concrete mixture along the screen and guide the separated aggregate out a bottom opening into an aggregate container. A support frame on the bottom surface of the screen stiffens the screen to help support the weight of the concrete. A concrete container, preferably wheeled, is below the screen to collect the second concrete mixture and move it to its use location.

Abstract: The invention relates to a device for determining particle size distribution in a bulk material, such as milled or grinded grain for animal feed. The device comprises an inlet for receiving at least a portion of the bulk material, a sorting mechanism for sorting the received bulk material. Said sorting mechanism comprises at least a first sorting device for sorting said received bulk material into at least two sorted partitions wherein the sorting device are capable of sorting different particle sizes and said at least two sorted partitions have different particle sizes.

Abstract: The invention relates to a garment sorting system and method for sorting garments arranged on garment carriers. The system comprises a first transporting conveyor arrangement arranged to receive a garment carrier from a pairing station which transports the garment carriers to an identification and sorting arrangement on a second conveyor arrangement comprising an identification device arranged to identify a garment carrier from an identification code for further sorting. For each garment carrier, a sorting rail address is requested by the identification and sorting arrangement from a garment identification database. The identified garment carrier is transported to a plurality of sorting rails, where the second transporting conveyor arrangement comprises a sorting interface for each sorting rail such that the identified garment carrier is moved from the second transporting conveyor arrangement to the correct sorting rail by operation of the corresponding sorting interface.

Abstract: A wiping object cleaning device for a floor mopping machine belongs to the technical field of cleaning appliances. The wiping object cleaning device includes a bucket body, and further includes a water conveying mechanism for conveying water to a wiping object of a floor mopping machine. The water conveying mechanism conveys water during cleaning, and stops conveying water during water removal. The wiping object cleaning device is able to clean a mop of a floor mopping machine efficiently, wide in application range, suitable for different wiping objects of floor mopping machines, and low in production cost.

Abstract: A device for transporting a plunger that includes an outer housing defining an interior chamber a lid, the lid configured to releasably and sealingly engage the first end of the cylindrical wall member, the lid including a planar surface and a fan member operatively mounted in the lid.

Abstract: A wash ring for cleaning a tank. The wash ring comprises a curved surface having an inner edge and an outer edge. The wash ring further comprises an inner wall having a first height and an outer wall located between the inner end and outer end and having a second height that is less than the first height. A plurality of notches is located at the outer edge of the curved surface. The wash ring has a feed pipe with an outlet located between the inner wall and outer wall.

Abstract: The present invention provides a liquid-absorbing raw material processing system and its operation method. The liquid-absorbing raw material processing system is composed of a cutting module, a bulk pulping module, a salt slurry processing module, and a liquid-absorbing raw material manufacturing module, which are connected in series. The operating method of the liquid-absorbing raw material processing system is to process absorptive articles such as diapers or sanitary napkins, etc., which are retained and made into fluff liquid-absorbing raw materials through the purification and separation steps performed by the modules of the liquid-absorbing raw material processing system.

Abstract: Disclosed are bioremediation substrates that include animal-based proteins and animal-based lipids that can function as electron donors in microbial respiration. The bioremediation substrates have been developed from animal by-products, such as rendered animal co-products. The bioremediation substrates can be utilized in restoration of subsurface environments, such as soil, sediment, and water, that have been impacted by one or more environmental contaminants, such as chlorinated solvents and metals such as chromium.

Abstract: Provided is a ring-rolled member manufacturing method enabling stabilization of the attitude of the ring material without generating a defect and the like in the resulting ring-rolled member even when the main roll of the ring-rolling device is provided with the flange portions positioned on upper and lower sides of the ring material. A ring-rolling device used in the ring-rolled member manufacturing method of the present invention is provided with a main roll 10 and a mandrel roll 20. An outer peripheral face of the main roll includes a recessed portion 12 to accommodate the ring material and an outer peripheral face of the mandrel roll 20, an upper flange portion 11 positioned on an upper side thereof, and a lower flange portion 13 positioned on a lower side thereof.

Abstract: A method of forming a cast component and a method of forming a casting mold. The method is performed by connecting at least one wax gate component to a ceramic core-shell mold. The ceramic core-shell mold includes at least a filter, first core portion, a first shell portion, and at least one first cavity between the core portion and the first shell portion. The core-shell mold may manufactured using an additive manufacturing process and may include an integrated ceramic filter. At least a portion of the ceramic core-shell mold and the wax gate component is coated with a second ceramic material. The wax gate component is then removed to form a second cavity in fluid communication with the first cavity.

Abstract: A method for producing, by additive manufacturing, a part including at least one surface that must be held during the manufacturing, the method including: a step of forming a raw part by additive manufacturing, the raw part including a support including a pillar and a head which is an alveolar element connecting the pillar to the surface to be held; and a step of detaching the support from the rest of the raw part.

Abstract: The disclosure relates to a method for forming a metal article by additive manufacturing and related apparatus for performing the method. A metal particle suspension including a UV-curable polymeric resin liquid medium, and metal particles distributed throughout the liquid medium is deposited and cured by spatially selective exposure to UV radiation in a layer-by-layer process. Metal particle size can be selected in combination with the applied layer thickness to ensure complete cure throughout the applied layer while providing a high print speed and high spatial resolution. Intermittent or periodic partial curing of an applied layer can be used to maintain a homogeneous distribution of metal particles in the applied layer prior to full curing. The final product is achieved after sintering, which removes the cured binder in a debinding step and also provides the desired final article at close to the full density.

Abstract: Articles are manufactured using self-propagating high-temperature synthesis (SHS) reactions. Particulates including reactants can be blended to form a particulate blend. The particulate blend can be preformed. The preform article can be heated to a pre-heat temperature being below an auto-activation temperature and above a minimum compression activated synthesis temperature. Compressive stress can be exerted on the preform article at the pre-heat temperature to initiate the SHS reaction between the reactants and thereby form a product metallic compound. At approximately peak temperature, a flow stress of the product metallic compound can be exceeded to substantially reduce porosity and thereby form a shaped substantially dense article.

Abstract: A table saw has a base assembly, a table assembly supported by the base assembly, and a saw assembly supported by at least one of the table assembly and the base assembly. The saw assembly includes a saw blade extending through the table assembly. The base assembly has at least one tube connected to the table assembly.

Abstract: Provided is a power tool capable of suitably fixing an auxiliary member to a base pedestal. The power tool has a base having a sliding surface capable of sliding on a workpiece, and an auxiliary member that is attachable to the base and has a guiding surface. The power tool also has a wing bolt and a leaf spring as a pressing mechanism capable of pressing an extension part of the auxiliary member. An operator can change a pressing force of the wing bolt to the auxiliary member by changing the position of the wing bolt in a pressing direction. The leaf spring applies a predetermined pressing force to the auxiliary member even in the absence of the pressing force of the wing bolt to the auxiliary member.

Abstract: A method of welding a first member and a second member together includes preparing the first member and the second member, bringing the first member and the second member into contact to form a space between the first member and the second member, and bringing a welding horn into contact with the first member or the second member. The method of welding further includes performing a vibration process to vibrate the welding horn to weld the first member and the second member together by frictional heat, and performing a fluid-flow process to make fluid flow through the space. The fluid-flow process is performed during the vibration process.

Abstract: A friction stir joining device includes a tool, a rotary driver, a linear-movement driver, and a control device. The control device is adapted to (A) dispose so that a first member opposes to the tool, and the first member, a second member and a third member are located in this order, (B) control the linear-movement driver and the rotary driver so that a tip-end part of the tool presses a joined part of a to-be-joined object while the tool is rotated, (C) control the linear-movement driver and the rotary driver so that the third member softened extends above an upper surface of the second member, and the tip-end part of the tool reaches a first position, and (D) control the linear-movement driver and the rotary driver so that the tool is drawn out from the joined part while the tool is rotated.

Abstract: A joint structure includes a first and a second metal member overlapping with each other as viewed in a first direction. The first metal member and the second metal member are joined together. The joint structure includes a welded portion at which the first metal member and the second metal member, overlapping with each other, are partly fused to each other. The welded portion has an outer circumferential edge and a plurality of linear marks. The outer circumferential edge is annular as viewed in the first direction. The plurality of linear marks each extend from an inside of the welded portion toward the outer circumferential edge as viewed in the first direction. Each of the plurality of linear marks is curved to bulge to one sense of an annular direction along the outer circumferential edge.

Abstract: A laser processing head for a laser beam uses actuators engaged with a delivery fiber end to deflect the fiber end relative to an optical axis. The laser beam from the fiber end is collimated by a collimator and is then focused by a focusing component disposed in the head beyond the collimator to a focal point. The focal point of the laser beam is deflected from the optical axis in relation to the deflection of the fiber end. The fiber end and the actuators are housed in a sealed module. Deflection of the laser beam can be sensed by reflecting portion of the laser beam to a sensing element so a control system can monitor and control the fiber end's movement. A mode-stripper in the sealed module removes light from cladding of the delivery fiber, and an actively cooled absorber in the module around the fiber absorbs the energy.

Abstract: The present invention relates to a method for joining two blanks made of aluminum material, using a laser source, by controlling the laser power distribution. In particular, the method comprises placing the first and second blanks for welding; laser welding the first and second blanks following a welding path and modulating a laser power distribution, wherein the welding path combines a linear movement along a welding direction and oscillating movements substantially transverse to the welding direction, wherein the oscillating movement has a frequency between 50 Hz and 1500 Hz and an amplitude ranging from 0.3 mm and 3.0 mm, and wherein the laser power distribution is dynamically controlled during the oscillating movement, and wherein said power is modulated between 0 and 100% of the maximum laser power. The present invention also related to a process of modulating said laser powder distribution.

Abstract: Systems comprising a light source, thin membrane immersed in an aqueous solution and a system to direct and focus light from the light source to a spot on the membrane are provided. Methods of thinning and etching a membrane are also provided, as are membranes comprising a nanopore with a Gaussian curve shaped cross-section.

Abstract: A method of making a cutting element for use on an earth-boring tool may include forming the cutting element including a cutting table formed from a superabrasive polycrystalline material. The method may further include polishing a cutting surface of the cutting table by pulsing a laser onto the cutting surface of the cutting table. The cutting element may include a superabrasive polycrystalline cutting table including a cutting surface substantially free of micro-anomalies in the superabrasive material.

Abstract: A method for treating an internal defect in a part made of a material, involves: a) detecting and locating the internal defect in the part; b) defining, inside the part, at least one target volume which at least partially includes the defect; c) for each target volume, simultaneously irradiating the target volume by at least two beams which converge in the target volume and are continuous, whereby a treated area is obtained. The energy applied to the target volume by each beam is less than a threshold energy for sintering the material, and the sum of the energies applied to the target volume by each of the beams is greater than or equal to a transformation threshold energy that corresponds to the threshold energy for sintering or melting the material; the material of the part is partially transparent to said beams.

Abstract: An arc welding system providing improved molten metal droplet transfer. The system includes a welding power source having a welding power supply, a welding waveform generator, and a controller. Two fluxed cored welding wire electrodes are connected to the power source and are powered by the same welding output voltage and current produced by the power source. A feedback circuit is connected to the power source to provide an adaptive response to maintain an average welding output voltage. The controller controls the waveform generator and the power supply to superimpose welding current pulses onto a welding waveform of a CV flux cored arc welding process, that uses CO2 as a shielding gas, to generate a modified waveform of a modified CV flux cored arc welding process. The current pulses are superimposed in time to form molten metal droplets between ends of the two electrodes during the modified welding process.

Abstract: An example welding interface device, includes: a user interface device; a processor; and a machine readable storage device comprising machine readable instructions which, when executed by the processor, cause the processor to: determine, via the user interface device, information describing physical characteristics of a workpiece for a weld to be performed; based on the physical characteristics, determining at least one of a thermal characteristic of the workpiece, an electrical characteristic of the workpiece, or a chemical characteristic of the workpiece; determine a boundary condition associated with the workpiece based on the at least one of the thermal characteristic, the electrical characteristic, or the chemical characteristic; and output a welding process based on the boundary condition.

Abstract: A welding system comprises a hand-held weld tool comprises a positioning and orientation measurement system having an inertial measurement unit (IMU), a processing subsystem, and a calibration apparatus. The processing subsystem is operable to compute, based on data generated by the IMU during a weld operation on a workpiece, one or more actual motion attributes for the hand-held weld tool. The calibration apparatus is configured to hold the hand-held weld tool in a known position and orientation and in stationary state for calibration of the positioning and orientation measurement system.

Abstract: A welding system configured to eliminate effects of arc blow in a welding operation. The welding system comprises welding circuitry, preheat circuitry, a drive roller, and control circuitry configured to perform a reciprocation cycle. The reciprocation cycle may include the steps of: advancing a filler material toward the welding work piece until the filler material is electrically connected to the weld pool; supplying the preheat power to heat the filler material while the filler material is electrically connected to the weld pool; retracting the filler material away from the welding work piece until the filler material is not electrically connected to the weld pool; and terminating supply of the preheat power to the filler material while the filler material is not electrically connected to the weld pool.

Abstract: A system and method provide gasless, mechanized, field welding of an exterior of a tubular structure such as a pipeline, without the need for an enclosure. An embodiment consolidates some of the welding equipment on a skid for ease of transport to and from a remote worksite. The gasless weld may be achieved despite the presence of wind, by precisely controlling an arc voltage as disclosed. The footprint and weight of the system may be minimized, along with the associated labor, expense, and environmental impact otherwise incurred by conventional welding techniques using enclosures.

Abstract: Disclosed is a method for producing a heat exchanger. The heat exchanger includes heat exchange tubes extending along a first direction and arranged along a second direction perpendicular to the first direction, and a fin. The fin is provided with fin grooves for mounting the heat exchange tubes, and each fin groove is provided with an opening on one side in a third direction perpendicular to the first direction and the second direction.

Abstract: An end effector and a light bar assembling device having the end effector are provided. The light bar assembling device is configured to assemble a light bar with a backplane, and includes: an adjusting platform configured to carry the light bar to be assembled and adjust a position of the light bar to be assembled on the adjusting platform; and a robot assembling mechanism configured to obtain a light bar after being adjusted in position from the adjusting platform, and assemble the light bar with the backplane, wherein the robot assembling mechanism includes a mechanical arm and an end effector at a free end of the mechanical arm, and the end effector includes: a first connecting seat, a first frame, a first pick-and-place mechanism including at least two first suction cup groups, and a first positioning mechanism including at least two first positioning pins.

Abstract: A sealing device for sealing a leakage flow on a machine element, which is circular in cross section, of a working machine includes a housing, which has an upstream end and a downstream end and through which the machine element extends, an upstream pressure chamber which is arranged at the upstream end of the housing, a downstream pressure chamber which is arranged at the downstream end of the housing, and a sealing element which is arranged between the upstream pressure chamber and the downstream pressure chamber. The sealing element is mounted within the housing and rests sealingly against the machine element. A bypass line runs around the sealing element and fluidly connects the upstream pressure chamber to the downstream pressure chamber. A throttle element designed to reduce the pressure of a flowing leakage fluid by a predetermined pressure difference is arranged in the bypass line.

Abstract: A technique appropriately controls transfer order of a pallet. A pallet transfer system includes a transfer device, a pallet storage, a work station, a machine tool, and a control device. The control device transfers a second pallet from the work station to the pallet storage when the machining of the workpiece attached to a first pallet is completed in a state where the first pallet is in the machine tool and the second pallet is in the work station, and the control device transfers the first pallet from the machine tool to the work station after completion of the transfer of the second pallet from the work station to the pallet storage, or in parallel with the transfer of the second pallet from the work station to the pallet storage.

Abstract: The blocking device includes a blocking portion configured for blocking the semi-finished optical element and including a support member configured for providing a rigid support to the semi-finished optical element, the support member including a support element made of a shape-memory material having a rigid state below a predetermined temperature and a plastic state above the predetermined temperature, the support element assuming in the absence of external forces a predetermined memory shape when heated above the predetermined temperature, the support member having a contact face onto which the first face of the semi-finished optical element is to be applied; saind blocking portion including at least one of a heating device configured for heating the support element above the predetermined temperature and a cooling device configured for cooling the support element below the predetermined temperature.

Abstract: A blade for a skate for skating on ice. The blade includes ice-contacting material with an ice-contacting surface for contacting the ice. The ice-contacting surface has a machined longitudinal profile with a radius of curvature that varies smoothly over a majority of the length of the blade. Such a radius of curvature may, in some cases, be an elliptical arc.

Abstract: A conditioner for filtering and drying recyclable abrasive media, such as steel grit, garnet, or other abrasive media used for abrasive blasting operations for steel structures, such as bridges, tanks, and marine vessels that are being repainted. The conditioner may include a pre-classifier (e.g., a trommel) to separate or filter the abrasive media from larger debris that may be vacuumed with the abrasive media during resurfacing operations. A dryer may use radiation elements (e.g., infrared (IR) lamps) positioned above a conveyor (e.g., vibration tray) that moves the abrasive media beneath the radiation elements. Vacuum airflow may bypass the dryer except for a portion of the vacuum airflow used to remove moisture from the dryer while drying the abrasive media. The conditioner may have a drying portion or the entirety under negative pressures.

Abstract: Methods of forming a cutting element include leaching a diamond table of the cutting element and subsequent to leaching the diamond table of the cutting element, forming a chamfer on the diamond table of the cutting element at an interface between a cutting surface of the diamond table and an outer side surface of the diamond table. Methods of forming earth-boring tools include forming a cutting element and securing the cutting element to a body of the earth-boring tool. Forming the cutting element includes including leaching a diamond table of the cutting element and subsequent to leaching the diamond table of the cutting element, forming a chamfer on the diamond table of the cutting element at an interface between a cutting surface of the diamond table and an outer side surface of the diamond table.

Abstract: A hand tool where one end of the tool has a force applied along a linear handle and a socket engaging tool head on the opposite end of the linear handle to direct the force to rotate a stuck fastener engaged bolt by the tool head.

Abstract: A socket for use with an anvil of a rotary power tool includes a socket body with a driven end and a working end. The socket also includes a locking element adapted to engage a locking recess in the anvil. The locking element is positioned within a slot in the socket body and movable between a lock position and a release position. A locking sleeve surrounding the driven end of the socket body is also included. The locking sleeve is movable between a lock position and a release position. An engagement ring is included on the locking sleeve and is adapted to engage the locking element preventing radially outward motion of the locking element when in the lock position. The socket also includes a first spring adapted to bias the locking element toward the lock position, and a second spring adapted to bias the locking sleeve toward the lock position.

Abstract: A hex headed bit and socket for enhanced non-slip application of torque force having a hex head with contoured fastener engagement surfaces. The contoured fastener engagement surface extends transversely in angular longitudinal inclination. Defined multiple engagement edges correspondingly embed themselves during rotational engagement within the so engaged fastener pulling the hex head bit into the engaged fastener imparting enhanced translateral points of tool engagement for extraction. Recessed areas on flat hexagonal free end tool portion defining alternate spaced pairs of parallel engagement edges.

Abstract: A torque transfer assembly for a bit holder includes an axial movement limiting subassembly and a rotation limiting subassembly. The axial movement limiting subassembly is configured to retain a drive body of the bit holder in proximity to a driven body of the bit holder. The rotation limiting subassembly is configured to cause torque applied to the drive body to be transferred to the driven body. The rotation limiting subassembly includes a first cam body at a distal end of the drive body and a second cam body at a distal end of the driven body. The first and second cam bodies are configured to transfer a majority of the torque between the drive body and the driven body indirectly via the torque transfer assembly by limiting rotation of the first cam body relative to the second cam body.

Abstract: A locking pliers includes a first plier and a second plier. The first plier includes a first handle, a first jaw, and an adjusting member. The second plier includes a second jaw, a first connecting member, a toggle link, and a second handle. The second jaw has a first pivoting portion and a second pivoting portion. The first pivoting portion is pivotally connected to the first handle. The first connecting member is pivotally connected to the second pivoting portion. The toggle link is abutted against the adjusting member and has a third pivoting portion pivotally connected to the first connecting member. The second handle is connected to the first connecting member. A first length defined between the first pivoting portion and the second pivoting portion is less than a second length defined between the second pivoting portion and the third pivoting portion.

Abstract: A power tool comprises a housing and an inner assembly mounted at least partially within the housing and configured to move between a first position and a second position with respect to the housing. The inner assembly comprises a motor assembly. The power tool also comprises a mounting frame for guiding the inner assembly between the first position and the second position and having a cable guide for guiding at least part of a cable connected between the motor assembly and a component fixed relative to the housing.

Abstract: Rotary tools for operating on energized power lines are described herein. The rotary tool may be used to manipulate wire ties wrapped around the conductors and to clean the conductors. The rotary tool may comprise a planetary gear set. A ring gear may comprise a receiving portion through which an end of the wire tie is received and, as the ring gear rotates, the wire tie is fed through the receiving portion and unwound about the conductor. A spring-loaded rod assembly may also be used, having a rod that is kept proximal to the conductor by the spring. The rod may be inserted between the conductor and the wire tie and rotated along with the ring gear to unwind the wire tie. The rod may comprise wire bristles to abrade corrosive material off the conductor. The rotary tool may be remotely operated by a robotic unit.

Abstract: A power tool, comprising first and second module, removable from the first module, the first and second modules being insertable into one another along an insertion axis defining an insertion direction, the first module having a pressing inhibiting element, moved along with the second module, and a pressing blocking element, the inhibiting element being turnable with respect to the blocking element about the insertion axis between normal and detaching positions, the second module being held against the first module in the normal position and removable from the first module in the detaching position, the blocking element allowing the inhibiting element to be transferred along the insertion axis toward the first module into a pressing position when the inhibiting element is in the normal position, the blocking element blocking the insert fitting from being transferred into the pressing position when the inhibiting element is in the detaching position.

Abstract: A health and safety handle embodied as a multi-purpose rail-gripping device comprises a main handle member ergonomically shaped to be grasped by a user/rider, a rail-gripping arm connected to a first end of the handle, and a holder that is movable relative to the main handle member between a stowed position and a deployed position to hold an object while the main handle member is being grasped. The rail-gripping arm has a gripper to grip a grab rail, pole or bar in a public transit vehicle such as a bus, train, subway, streetcar) to stabilize the rider while isolating the rider's hands from contaminants or health hazards potentially present on the rail/pole/bar. The handle may also include a hook for suspending objects (e.g. backpack, bag, umbrella, etc.). The handle may include magnetic and/or mechanical retention elements for retaining one or multiple other objects/accessories, e.g. beverage container, smartphone or other items.