Abstract: The invention concerns a suspension thrust bearing for use with a suspension spring in an automotive suspension strut. The suspension thrust bearing provides a bearing with an annular upper part and a annular lower part in relative rotation one to the other, a lower support surface being provided by the lower part that axially supports an upper end of a suspension spring by the intermediate of a damping device made from resilient material. The resilient material of the damping device is molten in its preformed state with gas. After being molded, the molten material of the damping device provides an outer skinny layer and an inner foam body, the density of the outer skinny layer being strictly greater than the density of the inner foam body.

Abstract: According to certain embodiments, a vibration-isolating case comprises a resilient, plastic-composite walled case and vibration-damping footing located at the bottom side of the case. Each vibration-damping footing comprises a mounting plate, cushions, and a damping system. The mounting plate has a flat surface and side surfaces extending from the flat surface to form a channel-shaped structure. The flat surface is positioned proximate a bottom outer surface of the case and couples to at least one brace within the case. The cushions are positioned within the channel-shaped structure such that the side surfaces of the mounting plate protect at least a top portion of each cushion. The damping system is positioned between the cushions and comprises a tray containing a quantity of inelastic particulate. A mechanical path exists between the vibration-damping footing and a platform mounted within the case.

Abstract: An outdoor equipment support platform. The outdoor support platform includes an upper side that can support outdoor equipment thereon, such as an air conditioning unit. A plurality of channels are disposed on the upper side of the support platform that guide liquid away from the upper side of the platform to a support surface. The plurality of channels define a plurality of unrecessed portions. At least four of the plurality of unrecessed portions are located at a perimeter of the platform. At least one aperture is disposed on the upper side to receive a fastener therethrough.

Abstract: A tool arrangement containing a tool holder and a tool having a tool head for processing workpieces and a shaft supporting the tool head, wherein the tool holder and the shaft each have a planar surface oriented transversely with respect to the axial direction of the tool holder and the shaft, the planar surfaces lying opposite one another. The tool holder and the shaft are connected non-rotatably and releasably to one another by a connecting mechanism which has a journal projecting in the axial direction and a receptacle which receives the journal.

Abstract: A spool brake device for a fishing reel includes a velocity detector, a spool controller and a spool brake. The velocity detector is configured to detect a rotational velocity of a spool. The spool controller includes an acceleration generator, an acceleration determiner and a brake time predictor. The accelerator generator is configured to generate time-series data of a rotational acceleration based on the rotational velocity. The acceleration determiner is configured to determine whether the rotational acceleration has satisfied a predetermined condition based on the time-series data of the rotational acceleration. The brake time predictor is configured to set a prediction starting time based on a point of time at which the rotational acceleration has satisfied the predetermined condition and to predict a brake starting time of the spool based on the prediction starting time. The spool brake is configured to start braking the spool at the brake starting time.

Abstract: A method and device for producing motor vehicle chassis parts is provided. The motor vehicle chassis parts can be subjected to tensile stress, compressive stress and torsion and the mechanical strength of the motor vehicle chassis parts can be adjusted over the respective cross-section. The motor vehicle chassis parts have high ductility and temperature stability and are made of an AlSiZnMg alloy by permanent mold casting.

Abstract: A tunable or tuned boring bar having increased stiffness is provided. Increasing the stiffness of the bar increases the natural frequency, thereby reducing directional deformation of the bar during use. The tunable boring bar includes a distal portion configured to support a tool, a proximal portion configured for attachment to a support structure of a metalworking machine, and a body, which is at least partially tubular, extending between the proximal portion and the distal portion. The tubular portion of the body has an elongated cylindrical cavity. The body of the boring bar includes a core layer formed from a first material and a coating layer formed from a second material. The second material has a higher modulus of elasticity than the first material. In certain configurations, the coating layer is bonded to the core layer by cladding, welding, chemical adhesives, chemical vapor deposition, pulsated plasma diffusion, or combinations thereof.

Abstract: The invention provides for a method, system and apparatus for resisting and restraining potentially destructive movement within a building structure while introducing little or no obstruction with respect to how a building structure is designed and how it is intended to function.

Abstract: The invention relates to a spring arm device (1) for a motor vehicle, comprising two flanges (2) arranged at a distance from each other and which are made of a first fiber composite material (4) having fibers (6) each oriented in a longitudinal direction (5) of the flanges (2). The spring arm device (1) also comprises a web (3) which connects the flanges (2) and is made of a second fiber composite material (7) having the fibers (8) oriented at positive angles to the longitudinal directions (5) of the flanges (2). The spring arm device (1) can be fastened in end regions (15) opposite to each other to vehicle parts as part of a wheel suspension. The end regions (15) comprise end segments (14) of the two flanges (2) associated with each other and each comprise an end segment (9) of the web (3) that connects the end segments (14) of the flanges (2).

Abstract: An apparatus for damping machining vibrations includes a first dampener having a viscoelastic material, the first dampener to be inserted into an object defining a cavity therein; and a compressor to compress the first dampener in a first dimension to cause the first dampener to expand in a second dimension to engage an interior wall of the object.

Abstract: Embodiments are directed to tunable damper embodiments and methods of using the same for damping resonant and non-resonant vibrations present within an object that the tunable damper is secured to. In some cases, the tunable damper may be tuned before, during or after being secured to an object.

Abstract: Various implementations described herein are directed to a non-transitory computer readable medium having stored thereon computer-executable instructions which, when executed by a computer, may cause the computer to automatically receiving fishing data recorded during a fishing trip. The computer may receive a selection of a first group of subscribers that can access the fishing data. The computer may grant permissions to the first group of subscribers to access the fishing data.

Abstract: A deformable structure, such as a panel or a shock absorber, for absorbing energy from a mechanical and/or acoustic impact. The structure comprises an inner core and one or more external layers covering the inner core. The inner core comprises a set of first segments having a positive Poison's ratio and second segments having a negative Poisson's ratio. The first and second segments are arranged alternately and joined to one another so that the deformation received by one first segment is transmitted to an adjacent second segment and vice versa.

Abstract: A damping bearing (34, 36) provides relative rotations between first and second subassemblies about a point (40). The first subassembly includes a fluid containment vessel (26, 26C, 26D) containing a fluid (32). The second subassembly includes a plunger (42) with a fluid deformation element (46, 46B) immersed in the fluid. The relative rotations are damped by viscosity of the fluid resisting motions of the fluid deformation element. Damping is especially effective in multiple planes containing a given line (23 or 43) through the point (40). The plunger may have rotational symmetry, and may be cylindrical about the given line. Lateral fluid bounding surfaces (50, 52, 52D) of the containment vessel may be spherical about the point, or may be shaped to provide clearance to the deformation element that varies with angular displacement between the first and second subassemblies to provide a predetermined damping profile.

Abstract: An external component housing is described for a cochlear implant system. A signal processing stage is contained within the housing for generating an electrical signal for an implanted portion of the system. An external coil is also within the housing for transmitting the electrical signal transcutaneously through the skin of a patient to the implanted portion. An impact absorber shields the system components from the impact energy associated with a mechanical impact to the housing.

Abstract: A resilient bearing to be positioned between a first structure and a second structure including a central connection point for connecting the resilient bearing to the first structure and a plurality of limbs extending outwardly from the central connection point to distal connection points. The resilient bearing may be formed from a single piece of elastic material adapted to dampen forces due to environmental events. A functional property of the elastic material may vary along at least some of the plurality of limbs. The angle between each of at least some of the plurality of limbs and the second structure may be between 20 and 70 degrees.

Abstract: A tool for machining work pieces is disclosed. In order to provide a tool which exhibits only very small vibrations during operation, the tool body of the tool has a cavity in which a multiplicity of hollow structural elements having an outer closed shell, within which at least one solid particle or a hollow body is arranged in a freely movable manner, are accommodated.

Abstract: A radiographic flat panel detector includes a layer configuration in the order given: a) a radiation transparent substrate; and b) a scintillator layer applied by vapor deposition on the radiation transparent substrate; and c) an imaging array between the scintillator layer and a second substrate, characterized in that the radiation transparent substrate has on a side a layer including magnetisable particles and a method for producing the radiographic flat panel detector.

Abstract: A vibration control system for a variable speed cooling system includes a programmable controller in communication with a variable frequency drive (VFD). The programmable controller is programmed to command the VFD to operate at frequencies only outside of one or more frequency lockout bands automatically calculated by the programmable controller based on a comparison of newly acquired variable speed cooling system vibration data with previously stored variable speed cooling system vibration specification data.

Abstract: A controller assembly is mounted on a side wall surface extending in an upward/downward direction of a hydraulic excavator. The controller assembly includes a controller main body, a first bracket, a second bracket, and a vibration suppressing member. The first bracket is mounted on the side wall surface described above. The second bracket is fixed to the controller main body. The vibration suppressing member supports the first bracket at one end in the upward/downward direction, and supports the second bracket at the other end in the upward/downward direction so as to be movable with respect to the first bracket.

Abstract: The invention concerns cushioning compositions comprising (a) at least one of urethane polymer and silicone polymeric putty; and (b) hydraulic silicone crumb; said hydraulic silicone crumb being mixed with component (a). The invention also concerns devices and methods using such compositions. Protective devices have been used to protect the hoofs of animals. Shoes have been used to protect the hoofs from damage while the animal is walking or running.

Abstract: There is provided an air spring for supporting a load, the air spring comprises a chamber for holding a pressurized gas in use, a load-bearing surface arranged to transmit a force from a load in use to the pressurized gas held in the chamber. Importantly, in order to lower the spring rate, the chamber contains a mass of adsorptive material. There is also provided a use of an adsorptive material for the purpose of lowering the spring rate of an air spring, including a gas strut and a pneumatic wheel. There is also provided a method of designing an air spring using an adsorptive material to lower the spring rate.

Abstract: A structural frame for a building includes a plurality of columns, beams, and beam-to-column connections. A plurality of braces are positioned in frame bays formed by respective pairs of columns and beams, each brace comprising a multi-piece brace having a plurality of brace portions. A plurality of discontinuous elastic zone connections couple the plurality of beams to the plurality of columns via the plurality of beam-to-column connections and/or couple pieces of the multi-piece brace together. Each of the discontinuous elastic zone connections comprises connection mechanisms and a compression element positioned on each connection mechanism, with each compression element comprising a single component or a plurality of deformable components in a parallel stack, a series stack, or a combination of parallel stacks and series stacks. The compression element is configured to provide elasticity in the structural frame and dampen the effects of transient loads on the structural frame.

Abstract: An isolation module between a vibration generating device, such as a satellite launcher, and a structure to be isolated, such as the structure carrying a satellite, comprising: at least two fastening parts, and a connecting means. The first fastening part, called the frame, comprises at least two parallel radial branches, and the second fastening part, called the support, comprises at least one radial branch extending between the two branches of the frame. The connecting means is made from an elastomer material and includes at least one pair of identical elastomer pads, being mounted in series between the frame and the support.

Abstract: This invention is a mattress core that is manufactured as a single unit. It is made up of individual cones that have different configurations resulting in different densities at different portions of the mattress. There are three main ways to accomplishing this goal: columns of different sizes and shapes, columns with different hole diameters, and columns with different density foam used to create them. A key advantage of this invention is that it is a single mattress made from a single mold, and does not require multiple parts to be put together.

Abstract: A marine propulsion support system includes a transom bracket, a swivel bracket, and a mounting bracket. A drive unit is connected to the mounting bracket by a plurality of vibration isolation mounts, which are configured to absorb loads on the drive unit that do not exceed a mount design threshold. A bump stop located between the swivel bracket and the drive unit limits deflection of the drive unit caused by loads that exceed the threshold. An outboard motor includes a transom bracket, a swivel bracket, a cradle, and a drive unit supported between first and second opposite arms of the cradle. First and second vibration isolation mounts connect the first and second cradle arms to the drive unit, respectively. An upper motion-limiting bump stop is located remotely from the vibration isolation mounts and between the swivel bracket and the drive unit.

Abstract: An article of footwear or another product may incorporate a pressure chamber that includes (a) a bladder at least partially formed from a polymer material that is sealed to enclose a pressurized fluid and (b) a strand wound around the bladder and secured to the bladder. In manufacturing the pressure chamber, a bladder with an elongate configuration may be formed. A strand is wound around the bladder, and the strand is secured to the bladder. When incorporated to a sole structure of the article of footwear, for example, a portion of the bladder that includes the strands may be exposed at an outer surface of the sole structure.

Abstract: A jounce control damping system with an elongated housing containing a damping medium, a primary piston assembly, a moveable outer piston assembly, and a movable inner piston assembly disposed at least partially within the outer piston assembly. The primary piston assembly provides a first compression damping force. The inner piston engages the primary piston assembly and provides a second compression damping force when moved in a compression direction. After the inner piston assembly moves a given distance, the outer piston assembly is moved in the compressive direction and provides a third compression damping force.

Abstract: A vehicle seat is provided with a seat-mounted cover that includes a side panel. Provision is made that at least one predetermined breaking point is formed, at least in a critical region of the side panel in which a high crash force acts in the event of a possible crash.

Abstract: A shock-absorbing mechanism of the present invention may include a cylindrical member that is configured to axially receive a collision load applied thereto via a load-receiving member and to be axially deformed due to the collision load, and a load absorbing member that is received in the cylindrical member so as to be compressed with the cylindrical member when the collision load is applied thereto and that is capable of expanding from its compressed condition by a certain amount in a restoring direction when the collision load is released, wherein a pressing portion of a frame member has a pressing portion for axially pressing the load absorbing member when the collision load is applied thereto has a space which a portion of the compressed load absorbing member enters.

Abstract: A toolholder includes a cutting tool mounted to a head attached to a collar at a first end of the toolholder. A shank is located at a second, opposite end of the toolholder. A central cavity extends inwardly from the first end toward the shank. A passive vibration absorber assembly is disposed within the central cavity. The passive vibration absorber assembly includes an absorber body and an absorber cap attached to the absorber body. The absorber body has a first end, a second end opposite the first end, and one or more cavities formed in the second end. The one or more cavities of the absorber body are partially of wholly filled with metal or ceramic particles or powders to provide particle damping for suppressing vibration of the toolholder.

Abstract: A railcar includes an underframe and an energy absorber provided at the underframe. The underframe includes a first end beam, a second end beam, and a sliding center sill connecting the first end beam and the second end beam with each other. The sliding center sill includes a first beam member connected to the first end beam, a second beam member connected to the second end beam, and a coupling member coupling the first beam member to the second beam member. The first beam member slides relative to the second beam member when the coupling member breaks by application of an impact load higher than a predetermined load. The sliding center sill and the energy absorber are arranged in a region located between the first end beam and the second end beam.

Abstract: An example gas turbine engine includes a turbine and first and second spools coaxial with one another. The first spool is arranged within the second spool and extends between forward and aft ends. The aft end extends axially beyond the second spool and supports the turbine. A housing is arranged downstream from the turbine. First and second bearings are mounted to the aft end of the first spool and supported by the housing portion.

Abstract: A vibration isolator (100) includes a flexure (102), a constrained VEM layer coupler (104), and a constrained VEM layer (106) configured to oppose relative translational and rotational motion between points of the flexure. The flexure may be a loop flexure and may include multiple loops that may be elliptical, circular, rectangular or square in overall aspect, for example. In multi-loop embodiments, the loops may share a common major axis or their major axes may be at an angle to one another. The device enhances damping by providing an increase in viscoelastic surface area over that available in the surface area of the flexure and provides a method of adjusting the strain in the VEM as the flexure undergoes deflection.

Abstract: A steering device includes a fixed bracket which includes a first plate, a movable jacket which rotatably supports a steering shaft, a movable bracket which includes a second plate, a suspension mechanism and a resin pin. The suspension mechanism includes a suspension shaft connecting the first plate and the second plate, and is configured to move in a column movement direction along with the second plate at the time of the secondary collision. The resin pin is inserted into a first hole provided in the first plate and a second hole provided in the second plate, and is configured to be broken at the time of the secondary collision. The resin pin has a predetermined amount of play in a direction orthogonal to the column movement direction with respect to at least one of the first hole and the second hole.

Abstract: A damper system includes a damper and a heater operably associated with the damper. The method includes heating the damper with heat energy from the heater and then monitoring and regulating the heat energy to the damper with a sensor and control subsystem.

Abstract: An elastomer damper including an elastomeric member laminated between two rigid plates. The elastomeric member having a first elastomer mating surface, a second elastomer mating surface, and a peripheral edge extending between each of the elastomer mating surfaces. Each elastomer mating surface is coupled to a respective rigid plate. At least a section of the peripheral surface is formed comprising a concave arch formed comprising one of a quarter ellipse or a dual quarter ellipse. The concave arch extends substantially between the elastomer mating surfaces. The concave arch shape reduces tearing of the elastomer damper. The dual quarter ellipse is formed by combining a first elongated first quarter ellipse and a second elongated first quarter ellipse in a continuous concave arched shape.

Abstract: According to the invention, there is provided a damping structure capable of obtaining a sufficient damping effect even against vibrations of small amplitudes, by promoting movements of powder/particle materials inside a hollow body. In the damping structure of the invention, a damping member 2 is provided on a structure 1 to be damped. The damping member 2 includes a hollow body 5 which is filled with powder/particle materials 3, partially leaving a space 4. A vibration wall face part 7 which vibrates more violently than the structure 1, on receiving vibration, is formed in at least a part of wall face parts 6 of the hollow body 5. The vibration wall face part 7 is preferably formed of a material having a lower elastic modulus and/or a lower density than the other parts.

Abstract: A method for a thermal joining of two thermoplastic components includes arranging at least one reactive sheet entity in a mating zone between the two thermoplastic components. A multiply perforated metallic sheet entity configured as a bonding agent is disposed on each side of the at least one reactive sheet entity, at least in some regions of the mating zone. The at least one reactive sheet entity is activated so as thermally join the two thermoplastic components in the regions of the mating zone.

Abstract: An actively controlled colloidal damper having controllable damping characteristics. The damper has a cylinder (2); a piston (4) reciprocatably guided and supported by the cylinder (2) and forming a closed space (3) in cooperation with the cylinder (2); a porous body (8) having a large number of fine holes and received in the closed space (3); operation liquid (7) received in the closed space (3) together with the porous body (8), flowing into the fine holes in the porous body (8) when the pressure in the closed space (3) is increased, and flowing out of the fine holes when the pressure in the closed space (3) is decreased, and pressure regulation means, such as a servo value (6) and a pump device (10), for regulating the pressure in the closed space (3).

Abstract: An apparatus is provided for reducing vibrations in a frame of a vehicle. The apparatus may include a housing component and a mass damper coupled to the housing component by a first elastic member and a second elastic member. The mass damper is configured to oscillate in a substantially vertical direction and out of phase with the frame of the vehicle. Disposed within the mass damper is a plurality of steel shots capable of movement in a relatively delayed phase with respect to the mass damper.

Abstract: A self-compensating tube assembly is disclosed for use in a doctor blade holder. The self-compensating tube assembly includes a tube including a membrane that encloses a liquid with a substantially invariable bulk modulus of elasticity, density and viscosity; and chatter responsive for providing any of monitoring means of blade chatter through pressure, damping of blade chatter, and minimizing blade chatter.

Abstract: The invention relates to a damping device for damping a pressure wave generated by a propeller. The damping device comprises a surface structure, which delimits a closed space, which contains gas. The damping device further comprises a flexible structure, which is arranged in the closed space delimited by the surface structure, and which flexible structure forms channels, through which the gas can flow. The invention also relates to a propeller-driven vessel and a propulsion device.

Abstract: A shock absorber has dissipation power and practically no oil. The shock absorber comprising a rod-and-piston assembly slidable in a tubular body. The rod-and-piston assembly co-operating with the tubular body to define two working chambers containing hydraulic fluid. Each working chamber being in permanent communication with an auxiliary chamber containing a heterogeneous energy absorption-dissipation structure with at least one porous capillary matrix and an associated liquid relative to which the matrix is lyophobic. The two auxiliary chambers are annular chambers formed in the wall of the tubular body on either side of central portion of the tubular body. Each of the annular auxiliary chambers houses a flexible bag containing the associated heterogeneous structure; and each of the two working chambers also communicates with an associated compensation chamber. The compensation chambers ensures hydraulic fluid continuity during movements of the rod-and-piston assembly in the tubular body.

Abstract: An elastically deformable energy management arrangement includes a first component comprising a first surface and a second surface. Also included is a protrusion extending from the second surface of the first component and having an outer surface, the protrusion at least partially formed of an elastically deformable material. Further included is a second component in slideable engagement with the outer surface of the protrusion and spaced from the second surface of the first component.

Abstract: A colloidal damper disposed between two members for damping a relative movement of the two members, including: (I) a cylinder device including a housing and a piston which are connected to one and the other of the two members and which define a chamber; (II) a colloidal-solution sealed body accommodated in the chamber and including: (A) a colloidal solution in which are mixed a first working fluid and porous bodies each having pores; and (B) a hermetically sealed container which has flexibility and which hermetically seals the colloidal solution contained therein; and (III) a second working fluid contained in the chamber together with the colloidal-solution sealed body, wherein the colloidal damper is configured to damp the relative movement of the two members by the inflow and the outflow of the first working fluid into and out of the pores upon the relative movement of the two members.

Abstract: A shock energy absorber includes, in one example, a cylinder having a closed end and an open end, a sleeve fixed about the open end of the cylinder, and a damping material in the form of an ultra high molecular weight polyethylene material in the cylinder. A plunger is positioned to be driven into the damping material via the sleeve. When the plunger is impacted and driven into the damping material, the damping material changes from a solid to a viscous fluid state thereby enabling absorption of a significant amount of energy.

Abstract: A coulomb damper is attached to a component of an exhaust system. The inner surface of the coulomb damper is in intimate contact with the outer surface of the component of the exhaust system. The intimate contact is defined by a pair of weld lines extending along an axial length of the coulomb damper in one embodiment. In another embodiment, the intimate contact is defined by at least a three point contact between the coulomb damper and the component of the exhaust system. In another embodiment a coulomb damper includes an outer member press fit over an inner member. A chamber is defined between the inner and outer member. In one embodiment, the inner member and the outer member are coaxial and the chamber is an annular chamber having a constant radial width. In another embodiment, the chamber is eccentric in relation to the inner member and has a variable radial width.

Abstract: A vibrating toothbrush is provided with vibration-isolating zones that substantially isolate vibrations in the head and reduce vibrations transmitted to the handle without sacrificing structural integrity around the vibration-isolation zones. Such zones may generally comprise neck material that is reduced in cross-section, thinned, replaced by dampening material, or removed altogether to create transmission-inhibiting voids. The vibration-isolating zones may be further supported by the housing of the vibratory element to maintain the structural integrity around the zones and to thereby alleviating weakness conditions that might subject the toothbrush to fatigue and breakage conditions.

Abstract: A safety device for use in a fall arrest or fall safety system includes an energy absorber to absorb energy in the event of a fall or other impulse event. The energy absorber is a resilient element (such as a tolerance ring) providing an interference fit between a first component of the device and a second component of the device. In the event of a fall arrestor other impulse event, the first and second components effect movement relative to one another, the interference fit being overcome, and the resilient element/tolerance ring acting to resist the relative movement thereby absorbing energy.