Abstract: Various implementations disclosed herein include devices, systems, and methods that provide customized feedback content during a meditation experience. For example, an example process may include obtaining physiological data via one or more sensors, determining that an attentive state based on the physiological data, customizing feedback content based on a user attribute to change the attentive state during the meditation mode, and providing the customized feedback content during the meditation mode after a delay time based on the user attribute.

Abstract: A pedestrian barrier system includes first and second barriers each having first and second sides, first and second ends, and an upper hand guide positioned along the first side. The first end of the first barrier is pivotally connected to the second end of the second barrier, wherein the first and second barriers are pivotable between at least a linear configuration wherein the first sides of the first and second barriers are co-planar and an orthogonal configuration wherein the first sides of the first and second barriers are perpendicular, and wherein the upper hand guide of the first and second barriers are continuous when the first and second barriers are in the linear and orthogonal configurations.

Abstract: A pedestrian barrier system includes first and second barriers each having first and second sides, first and second ends, and an upper hand guide positioned along the first side. The first end of the first barrier is pivotally connected to the second end of the second barrier, wherein the first and second barriers are pivotable between at least a linear configuration wherein the first sides of the first and second barriers are co-planar and an orthogonal configuration wherein the first sides of the first and second barriers are perpendicular, and wherein the upper hand guide of the first and second barriers are continuous when the first and second barriers are in the linear and orthogonal configurations. A barrier, together with various methods of using and assembling the barrier system, are also provided.

Abstract: A barrier system includes a plurality of elongated barriers each having longitudinally spaced ends, each configured with a connector having a pair of laterally spaced openings. The barriers are arranged in an end-to-end configuration, wherein at least two adjacent barriers are arranged with both of the pairs of openings of adjacent connectors being aligned. In one embodiment, at least two other adjacent barriers may be arranged with only one of the openings in each pair of adjacent connectors being aligned. A barrier and methods of assembling a barrier system are also provided.

Abstract: A barrier system includes a plurality of elongated barriers each having longitudinally spaced ends, each configured with a connector having a pair of laterally spaced openings. The barriers are arranged in an end-to-end configuration, wherein at least two adjacent barriers are arranged with both of the pairs of openings of adjacent connectors being aligned. In one embodiment, at least two other adjacent barriers may be arranged with only one of the openings in each pair of adjacent connectors being aligned. A barrier and methods of assembling a barrier system are also provided.

Abstract: A crash attenuator includes a crash cushion having a front end, a rear end, and a trailer hitch component disposed adjacent the front end. The trailer hitch component is capable of being secured to a mating hitch component located on a towing vehicle, such that the hitch components are capable of being rotated relative to each other about a substantially vertical axis. The crash attenuator further includes at least one wheel supporting the crash cushion. The wheel is rotatable about a substantially horizontal axis and is spaced rearwardly from the hitch component. A pair of tethers are positioned on opposite sides of the hitch component and are moveable relative to one or more retraction mechanisms connected to the crash cushion.

Abstract: A crash attenuator includes a crash cushion having a front end, a rear end, and a trailer hitch component disposed adjacent the front end. The trailer hitch component is capable of being secured to a mating hitch component located on the towing vehicle, such that hitch components are capable of being rotated relative to each other about a substantially vertical axis. The crash attenuator further includes at least one wheel supporting the crash cushion. The wheel is rotatable about a substantially horizontal axis and is spaced rearwardly from hitch component. A pair of tethers are positioned on opposite sides of the hitch component and are moveable relative to one or more guides connected to the crash cushion.

Abstract: A crash attenuator includes a crash cushion having a front end, a rear end, and a trailer hitch component disposed adjacent the front end. The trailer hitch component is capable of being secured to a mating hitch component located on the towing vehicle, such that hitch components are capable of being rotated relative to each other about a substantially vertical axis. The crash attenuator further includes at least one wheel supporting the crash cushion. The wheel is rotatable about a substantially horizontal axis and is spaced rearwardly from hitch component. One or more tethers are positioned on opposite sides of the hitch component and are moveable relative to one or more guides connected to the crash cushion.

Abstract: A method for transferring a barrier includes providing a barrier having first and second sides and a plurality of barrier modules connected end-to-end, driving a transfer vehicle along a path on the first side of the barrier, wherein the vehicle is supported entirely by a support surface on the first side of the barrier and is free of any engagement with the support surface on the second side of the barrier. The transfer vehicle includes a barrier transfer device with a support disposed above the barrier and a carriage coupled to the support. The method further includes sequentially engaging the plurality of barrier modules with the carriage, sequentially moving the plurality of barrier modules in a lateral direction with the carriage, and sequentially releasing the plurality of barrier modules from the carriage.

Abstract: A crash attenuator includes a crash cushion having a front end, a rear end, and a trailer hitch component disposed adjacent the front end. The trailer hitch component is capable of being secured to a mating hitch component located on the towing vehicle, such that hitch components are capable of being rotated relative to each other about a substantially vertical axis. The crash attenuator further includes at least one wheel supporting the crash cushion. The wheel is rotatable about a substantially horizontal axis and is spaced rearwardly from hitch component. One or more tethers are positioned on opposite sides of the hitch component and are moveable relative to one or more guides connected to the crash cushion.

Abstract: A method for transferring a barrier includes providing a barrier having first and second sides and a plurality of barrier modules connected end-to-end, driving a transfer vehicle along a path on the first side of the barrier, wherein the vehicle is supported entirely by a support surface on the first side of the barrier and is free of any engagement with the support surface on the second side of the barrier. The transfer vehicle includes a barrier transfer device with a support disposed above the barrier and a carriage coupled to the support. The method further includes sequentially engaging the plurality of barrier modules with the carriage, sequentially moving the plurality of barrier modules in a lateral direction with the carriage, and sequentially releasing the plurality of barrier modules from the carriage.

Abstract: A crash attenuator includes a crash cushion having a front end and a rear end, and a restraint element disposed adjacent the front end and capable of being coupled to a towing vehicle. The crash attenuator further includes at least one wheel supporting the crash cushion. The restraint element is operable between at least an impact condition and a non-impact condition.

Abstract: A barrier transfer device includes a cantilevered support arm and a carriage coupled to the support arm. The carriage includes at least a pair of barrier interface members extending downwardly from the support arm. The barrier interface members are configured to engage a barrier on opposite sides thereof when the barrier. A system for transferring a barrier includes a transfer vehicle having an outermost portion on each of first and second opposite sides of the transfer vehicle. The cantilevered support arm is coupled to the transfer vehicle and extends laterally outwardly past the outermost portion of the transfer vehicle on the first side of the transfer vehicle. A moveable barrier system includes at least one barrier having first and second sides and a bottom adapted to be supported by a ground surface and a transfer vehicle having a barrier interface element engaging only a first side of said barrier. Methods for transferring a barrier are also provided.

Abstract: A crash attenuator includes a crash cushion having a front end and a rear end, and a restraint element disposed adjacent the front end and capable of being coupled to a towing vehicle. The crash attenuator further includes at least one wheel supporting the crash cushion. The restraint element is operable between at least an impact condition and a non-impact condition.

Abstract: A crash attenuator includes a crash cushion having a front end, a rear end, and a trailer hitch component disposed adjacent the front end. The trailer hitch component is capable of being secured to a mating hitch component located on the towing vehicle, such that hitch components are capable of being rotated relative to each other about a substantially vertical axis. The crash attenuator further includes at least one wheel supporting the crash cushion. The wheel is rotatable about a substantially horizontal axis and is spaced rearwardly from the substantially vertical axis. The crash attenuator further includes at least one restraint element operable between at least a disengaged condition, wherein the crash cushion is capable of rotating about the substantially vertical axis, and an engaged condition, wherein the at least one restraint element constrains rotation of the crash cushion about the substantially vertical axis.

Abstract: A barrier transfer device includes a cantilevered support arm and a carriage coupled to the support arm. The carriage includes at least a pair of barrier interface members extending downwardly from the support arm. The barrier interface members are configured to engage a barrier on opposite sides thereof when the barrier. A system for transferring a barrier includes a transfer vehicle having an outermost portion on each of first and second opposite sides of the transfer vehicle. The cantilevered support arm is coupled to the transfer vehicle and extends laterally outwardly past the outermost portion of the transfer vehicle on the first side of the transfer vehicle. A moveable barrier system includes at least one barrier having first and second sides and a bottom adapted to be supported by a ground surface and a transfer vehicle having a barrier interface element engaging only a first side of said barrier. Methods for transferring a barrier are also provided.

Abstract: A crash cushion including a side portion extending in a longitudinal direction and having an outer surface defined at least in part by a plurality of convex cambered portions. At least one deflector skin has an inner surface, an outer surface, a leading edge and a trailing edge. The deflector skin is mounted to the outer surface of the side portion in an overlying relationship with at least one of the convex cambered portions.

Abstract: A truck mounted attenuator includes an interface structure comprising a pivot mount at a first location and a bearing surface at a second location vertically spaced from the first location. The pivot mount is adapted to be pivotally mounted to a pivotable truck component and the bearing surface is adapted to slidably engage an understructure of the truck. A backup structure is pivotally mounted to the interface structure at a third location and is engaged with the interface structure at a fourth location spaced from the third location. A crash cushion is supported at least in part by said backup structure. This crash cushion can be implemented as described in detail below to provide carefully tailored decelerating loads on the impacting vehicle. In other aspects, a truck outfitted with an impact attenuator and a method for mounting a truck mounted attenuator on a truck are also provided.

Abstract: A crash cushion comprising a resilient cylinder having a substantially vertical longitudinal axis and an outer surface at least a portion of which is adapted to be exposed in or to a roadway. A deflector skin has a curved contour shaped to mate with the outer surface of the cylinder. The deflector skin is mounted on the outer surface over at least a portion of the portion of the outer surface that is adapted to be exposed to the roadway. A crash cushion system includes an array of cylinders and at least one deflector skin. In another aspect, a plurality of cylinders, at least some of which define a side of the array, each have an outermost vertical tangent, the combination of which defines a vertical plane. One or more deflector skins each including a leading edge and a trailing edge are mounted to corresponding ones of the cylinders forwardly of the tangent.

Abstract: A truck mounted attenuator includes an interface structure comprising a pivot mount at a first location and a bearing surface at a second location vertically spaced from the first location. The pivot mount is adapted to be pivotally mounted to a pivotable truck component and the bearing surface is adapted to slidably engage an understructure of the truck. A backup structure is pivotally mounted to the interface structure at a third location and is engaged with the interface structure at a fourth location spaced from the third location. A crash cushion is supported at least in part by said backup structure. This crash cushion can be implemented as described in detail below to provide carefully tailored decelerating loads on the impacting vehicle. In other aspects, a truck outfitted with an impact attenuator and a method for mounting a truck mounted attenuator on a truck are also provided.