Abstract: A wire activated rim brake system for a rollator partly positioned inside a rollator frame is disclosed. The system compromises a brake housing positioned close to a wheel of the rollator and inside the rollator frame, wherein the housing compromises an entry opening and sliding surfaces oriented at a right angle to the rotational axis of the wheel. The system further compromises a brake assembly to be positioned in the housing compromising a sliding section adapted to the slide along the sliding surfaces inside the housing and a brake section extending at a right angle from the sliding section and protruding through the entry opening. The system also comprises a brake path on the inner rim of the rollator wheel which is parallel with the rotational axis of the wheel.

Abstract: The disclosure relates to a brake system for a baby or child vehicle, and more particularly, to a brake system for a baby or child vehicle, in which the movement of the vehicle is controlled by locking a brake while an occupant is getting off the vehicle, and automatically releasing the brake in only a case where it is checked that the occupant is getting on the vehicle, thereby preventing a falling accident caused by the movement of the vehicle when the occupant gets on or off the vehicle or while a toddler stands up on the vehicle.

Abstract: A foldable shopping cart is disclosed herein. The cart includes a folding frame that supports a fabric container in a basket-like configuration. Additionally, the cart frame includes four wheels of which, the two front wheels are swiveling castor-type wheels and the two rear wheels are fixed and include a braking system. The braking system consists of a friction rod that presses against the wheel via a spring which is connected to a trigger-like mechanism mounted to a foldable bar located between the rear wheels. The cart includes two posts that extend diagonally upward and proximally are vertically adjustable.

Abstract: A stroller apparatus incorporating a steering apparatus for steering through pulling in an abreast or leading position. The steering apparatus includes a telescopic bar to selectively adjust the length as the steering apparatus extends forward from the pushing bar. The connection of the steering apparatus is integrated with the pushing bar, and may be pivotable so as to increasing the steering and navigating of the stroller apparatus by pulling from either side or the front thereof.

Abstract: A steering apparatus for adapting a push-from-behind transportation device having a push bar for steering through pulling in an abreast or leading position. The steering apparatus includes a telescopic bar to selectively adjust the length as the steering apparatus extends forward from the pushing bar. The connection of the steering apparatus to the pushing bar may be integrated thereto, facilitated by a removable load bearing device as well as pivotal connection so as to increasing the steering and navigating of the push-from-behind transportation device by pulling from either side or the front thereof.

Abstract: A child transport carrier includes a handle bar and a rotatable brake actuator disposed around the handle bar. The rotatable brake actuator includes a first portion having a first radius of curvature and a second portion having a second radius of curvature. The first radius of curvature is less than the second radius of curvature. Rotating the rotatable brake actuator around the handle bar activates a first wheel brake.

Abstract: A child transport carrier includes a handle bar and a rotatable brake actuator disposed along a lengthwise axis of the handle bar. A first cable having a first end and a second end is coupled to the rotatable brake actuator. A first wheel brake of a first wheel is coupled to the first end of the first cable. Rotating the rotatable brake actuator around the lengthwise axis of the handle bar activates the first wheel brake.

Abstract: An adjustable bouncing frame for a child support device including a support frame coupled between a base portion and a child seat platform of the child support device. The support frame is configured to support the child seat platform a distance above the base portion which rests on a support surface. The adjustable bouncing frame generally includes at least one support member that is slidingly coupled to the child support device at a first end. Lateral movement of the first end of the support member can adjust the height of the child seat platform relative to the base. The frame can also include a resilient member that allows for reciprocal lateral motion of the first end of the support member which results in an up-and-down bouncing motion of the child seat platform.

Abstract: A ridable kart can have a body that supports a front wheel and movable rear wheels. The kart can include a motor that supports and drives the rear wheels. The motor and rear wheels are configured to tilt and rotate relative to the body of the kart. The body of the kart includes a concave space in which the front and rear wheels are positioned so that they are at least partially concealed by the body when viewed from the side of the kart.

Abstract: A step board is attached to a main body in a rotatable manner. The step board is biased toward the upper side due to a tensile force of a spring while taking a position at which the step board is attached to the main body as an axis, and an attachment angle thereof is so fixed by a stopper as to fall within a predetermined angle. On the lower side of the step board, a cylinder unit covering a side surface of the bar-like main body is provided. The cylinder unit is connected to a brake shoe. Accordingly, when the step board is stepped on, the cylinder unit is moved downward so that the brake shoe makes contact with part of a rear wheel, thereby limiting a rotational velocity of the rear wheel.

Abstract: A wheel locking mechanism, suitable for locking a wheel of a pushchair, the mechanism comprising: a rotatable member, adapted to be mounted on the hub of a wheel, whereby the rotatable member is co-rotatable with, and by rotation of, the wheel, the rotatable member comprising a locking surface, and a non-rotatable member, comprising a locking pin adapted to selectively cooperate with the locking surface of the rotatable member, whereby the relative positions of the rotatable and non-rotatable members are lockable. Also disclosed is a pushchair comprising a chassis having a rear axle, at each end of which a wheel is mountable, wherein each end of the rear axle is provided with such a wheel locking mechanism.

Abstract: The invention relates to a castor with at least one wheel (16, 18), a housing (10) carrying the at least one wheel (16, 18), and a runner pin (14) which is arranged so as to be movable to a limited extent in a substantially vertically oriented housing opening (12) and which serves to connect the castor to an object, wherein the housing (10) accommodates a brake device which frees the at least one wheel (16, 18) in a state in which the castor is loaded by a weight via the runner pin (14) and which acts with a braking effect on the at least one wheel (16, 18) in a state when not loaded by a weight.

Abstract: A movable scaffolding base for transporting an assembled scaffold along a ground surface comprising a frame, having a front, and a rear, and defining a horizontal plane when the assembled scaffold is attached thereto a drive motor, a steering actuator, a pair of rear wheels attached at the rear and driven by the drive motor to drive the frame, a pair of front wheels attached at the front which are rotated to effect steering by action of the steering actuator, a control system for controlling the drive motor and the steering actuator, a set of scaffold support posts attached to the frame that removably attach to vertical members of the assembled scaffold, and one or more outriggers, extending outwards from a first side of the frame to prevent rotation of the horizontal plane towards the side.

Abstract: The present invention relates generally to an apparatus for cleaning or otherwise treating a floored surface that includes a platform adapted to support the weight of an operator. In addition, one embodiment of the present invention is capable of generally performing 360° turns to facilitate the treatment of difficult to access portions of the floored surface.

Abstract: A method comprises obtaining information characterizing multiple content streams comprising respective portions of content received from respective ones of a plurality of sources, obtaining positional information for the sources wherein the positional information indicates for each of the sources its current position in a set of possible positions relative to other ones of the sources, generating an additional content stream comprising selected portions of particular ones of the multiple content streams based at least in part on the positional information and a mapping between the content streams and the sources, and presenting the additional content stream to a user. The additional content stream may be generated so as to provide the user with a dynamic vantage point within a live event by switching between the selected portions of the particular ones of the multiple content streams, possibly as a function of input received from user equipment operated by the user.

Abstract: A golf bag cart includes a main frame having a main supporting portion, a handle portion upwardly extended from the main supporting portion, and a handle unit provided on the handle portion, a front wheel operatively supported by the main frame, two rear wheels operatively supported by the main frame, and a wheel folding arrangement which includes a locking mechanism. The locking mechanism can be operated between a locking mode and an unlocking mode for locking and unlocking the front wheel.

Abstract: A braking mechanism for a stroller having a parking brake which prevents rotation of a wheel and a drag brake which retards rotation of the wheel, the braking mechanism being controlled by a single brake lever. The lever has a neutral position in which neither the parking brake nor the drag brake is engaged and the wheel rotated freely, a parking position in which the parking brake is engaged, and a drag braking position in which a use can apply and modulate the drag brake to selectively retard wheel rotation. The combination braking mechanism is preferred for use on a conventional jogging stroller.

Abstract: A brake device is disposed at a child carrier including a frame and at least one wheel unit that includes a hub and a plurality of spokes radiating from the hub. The brake device includes a base unit, an operable unit, a brake unit, and a positioning unit. The base unit is connected to the frame and is formed with a first guiding groove and a through hole. The operable unit is pivotally connected to the base unit and includes at least one side wall formed with a positioning hole and a second guiding groove. The brake unit is disposed slidably in the first and second guiding grooves. The positioning unit is disposed in the through hole and includes a positioning component and an elastic member elastically abutting against the positioning component.

Abstract: A braking mechanism includes a base, a braking treadle and a resilient member. The base is connected to the foot assembly. The braking treadle is pivoted to the base. The braking treadle includes an engaging slot disposed on a lateral wall corresponding to the braking hub, and the engaging slot separately engages with the braking hub. An end of the resilient member is connected to the braking treadle, and the other end of the resilient member is connected to the base. If the braking hub abuts against an edge of the engaging slot during the recovery of the resilient member, the braking hub does not engage with the engaging slot completely. The braking hub can re-engage with the engaging slot only by slightly rotating the wheel due to the resilient member. Accordingly, the braking mechanism can achieve braking and prevent the fake-braking issue, so as to enhance reliability and safety.

Abstract: A brake mechanism suitable for use with an infant stroller apparatus includes two wheel supports adapted to affix with two transversally spaced-apart legs of the infant stroller apparatus, two wheels respectively assembled with the two wheel supports about a rotation axis, wherein each of the two wheels includes a hub portion, two latches respectively assembled with the two wheel supports and operable to rotationally lock the two wheels, and a brake actuating assembly including two cam surfaces in sliding contact with the two latches, wherein the two cam surfaces are operable to rotate about the rotation axis to cause displacements of the two latches parallel to the rotation axis to respectively engage and disengage the hub portions of the two wheels.

Abstract: A braking system is mounted on a rollator or a transport chair and includes a braking part and an operating system. The braking part is mounted adjacent to a wheel of a rollator or a transport chair. When the operating system is unactuated, the braking part abuts a corresponding wheel to avoid a rotation of the corresponding wheel. When a user wants to walk and move the rollator or the transport chair, the user can press the operating system such that the braking part departs from the wheels and releases a brake. When the user wants to sit on the seat cushion and rest, the user can keep the braking system actuated without pressing the operating system, and accordingly the rollator or the transport chair would not be slidable when sat on, thereby avoiding danger. In addition, when the user walks on a slope, the user can release their hands from the rollator or the transport chair without making the rollator or the transport chair slide down the slope.

Abstract: A hand-detecting brake system for baby stroller is equipped on a stroller frame, including a handle holder, a brake mechanism, an electric motor, and a battery. The handle holder is connected to one end of the stroller frame equipped with a hand-detecting device for creating a signal when user's hand being held or touched on the handle holder. The brake mechanism is operatively mounted on one side of a first wheel of the stroller frame for braking and un-braking the first wheel. The electric motor is capable of driving the brake mechanism to brake the first wheel when being received the signal from the hand-detecting device, and un-brake the first wheel when the signal from the hand-detecting device being disappeared. The battery electrically connected to the hand-detecting device and the electric motor for supplying needed power thereto.

Abstract: A smart stroller includes at least one armrest, a processor, a flexible touch sensor, an acceleration sensor, and an automatic brake unit. The flexible touch sensor detects whether the at least one armrest is grasping by a person; if no, the processor controls the acceleration sensor to detect whether the smart stroller is moving. If the processor determines that the armrest is not grasped by the person and the smart stroller is moving, the processor control the at least one automatic brake unit to block the smart strolling to stop the smart stroller from moving.

Abstract: A braking mechanism for a stroller having a parking brake which prevents rotation of a wheel and a drag brake which retards rotation of the wheel, the braking mechanism being controlled by a single brake lever. The lever has a neutral position in which neither the parking brake nor the drag brake is engaged and the wheel rotated freely, a parking position in which the parking brake is engaged, and a drag braking position in which a use can apply and modulate the drag brake to selectively retard wheel rotation. The combination braking mechanism is preferred for use on a conventional jogging stroller.

Abstract: Provided is a stopper apparatus for a roller wheel in which a braking force is not created by an adhesion of a push plate with respect to the surface of a roller wheel, but is generated by a stopper wheel that is connected with the roller wheel, to thereby make a rolling operation of the roller wheel stopped by a stop operation of the stopper wheel, and to thus solve a problem of a conventional braking device that is caused by a surface frictional force of the roller wheel, and a braking operation is also performed and released by a locking and unlocking operations between a locking key and the stopper wheel, to thereby enhance a braking capability, increase a convenience of use, and allow the roller wheel to be easily braked by simple manipulation.

Abstract: A buggy includes a frame, at least one wheel coupled to the frame and formed with a recess, and a braking mechanism provided to the wheel and including a braking rod that has a first end. The braking mechanism is movable between a free position, where the first end of the braking rod is free from the wheel and the wheel is rotatable, and a braking position, where the first end of the braking rod is received in the recess in the wheel such that the rotation of the wheel is limited.

Abstract: A braking mechanism includes a base, a braking treadle and a resilient member. The base is connected to the foot assembly. The braking treadle is pivoted to the base. The braking treadle includes an engaging slot disposed on a lateral wall corresponding to the braking hub, and the engaging slot separately engages with the braking hub. An end of the resilient member is connected to the braking treadle, and the other end of the resilient member is connected to the base. If the braking hub abuts against an edge of the engaging slot during the recovery of the resilient member, the braking hub does not engage with the engaging slot completely. The braking hub can re-engage with the engaging slot only by slightly rotating the wheel due to the resilient member. Accordingly, the braking mechanism can achieve braking and prevent the fake-braking issue, so as to enhance reliability and safety.

Abstract: A brake mechanism includes a first wheel base, a second wheel base, a linkage part, a passive brake device and an active brake device. The first wheel base and the second wheel base are installed on two feet of a stroller, respectively. A first wheel set and a second wheel set of the stroller are pivotally connected to the first wheel base and the second wheel base, respectively. The passive brake device and the active brake device are connected to a first end and a second end of the linkage part, respectively. The active brake device includes a first engaging part and a driving part. The driving part is rotatably disposed on the second wheel base. When the driving part rotates between a locking position and a releasing position, the driving part drives the first engaging part and drives the passive brake device to move via the linkage part.

Abstract: A braking system for a stroller includes: a brake pedal positioned near a first rear wheel of the stroller; a braking cam operationally coupled to the brake pedal and rotatable around a pivot point from a first position to a second position; and a brake lever having a first end configured to contact the braking cam when the braking cam is in the second position, and a second end having a plurality of teeth configured to engage at least one gear driven by the first rear wheel of the stroller when the braking cam is in the second position. A depression of the brake pedal causes the braking cam to rotate around the pivot point from the first position to the second position, thereby causing the teeth of the brake lever to engage the at least one gear to prevent rotation of the first rear wheel.

Abstract: A brake mechanism for a stroller includes an axle, a wheel and at least one brake fixing seat disposed at an inner side of the wheel. The brake fixing seat includes a brake assembly and a fixing seat. The brake assembly includes a pedal assembly and a brake member. The brake member has at least one abutting portion and at least one brake arm. The brake assembly includes a pushing member for pushing the abutting portion. A brake hub is disposed at the inner side of the wheel. A plurality of recesses is formed on the brake hub and arranged compactly. The axle passes through the pedal assembly, the brake member, and the fixing seat. The pedal assembly is used to drive the pushing member to push the abutting portion and the brake member moves toward the brake hub until the brake arm extends into the recesses.

Abstract: A false-brake prevention device includes a wheel shaft, a positioning structure, a protruding pillar, a wheel hub rotatably disposed on the wheel shaft, a brake base connected to the wheel shaft, and a brake pedal pivotally connected to the brake base and having a brake lever for engaging with a brake tooth structure of the wheel hub. The positioning structure is formed on one of the brake pedal and the brake base, and has lock and release slots and an elastic portion formed therebetween. A first return region is connected to a transition region and formed on a side surface of the elastic portion with a gradually reducing height from the transition region to the lock slot. The protruding pillar is formed on the other one of the brake pedal and the brake base for pushing the elastic portion and for engaging with the lock slot or the release slot.

Abstract: A brake system for a stroller including at least first and second rear legs, each fitted with a wheel, is disclosed. The brake system includes a first and a second blocking element, slidably mounted respectively on the first and the second legs, between a blocking position and a disengaged position. An operating element, moveable from a high to a low position is employed for displacing the first blocking element from its disengaged position to its blocking position, and conversely, moveable from its low position to its high position for displacing the first blocking element from its blocking position to its disengaged position. A rotating shaft and movement transmission organs cause the second blocking element to move to its blocking position when the first blocking element does the same, and also cause the second blocking element to move to its disengaged position when the first blocking element does the same.

Abstract: A brake mechanism is applied to a stroller. The stroller comprises a first wheel. The first wheel has a first hub. The brake mechanism comprises a first wheel base, a ratchet, an operating member and a first engaging member. The first wheel is pivotally connected to the first wheel base. The ratchet is pivotally connected to the first wheel base. The ratchet comprises a plurality of first and second engaging teeth arranged interlacedly. The operating member is pivotally connected to the first wheel base and abuts against the ratchet. The first engaging member is pivotally connected to the first wheel base. When the operating member is pressed to drive the ratchet to rotate, the ratchet drives the first engaging member to move, so that the first engaging member is capable of selectively engaging with one of the first or second engaging teeth.

Abstract: A wheel braking mechanism 10 comprising a brake shaft 14, a brake drum 16, an engagement pedal 18 and a disengagement pedal 20. The brake shaft 14 has a plurality of first splines 22 provided around the brake shaft 14. A first alignment member 24 is provided at the end of each first spline 22 and has first and second oppositely directed chamfered alignment surface 24a, 24b. The brake drum 16 defines a brake socket around which are provided a plurality of second splines 28, which define a plurality of spline recesses 30. A second alignment member 31 is provided at the opposing end of each second spline 28. Movement of the brake shaft 14 towards the brake drum 16 causes the first alignment members 24 to travel down the respective alignment surfaces of the second alignment members 31, thereby aligning the first splines with the respective adjacent spline recess 30.

Abstract: A pushing vehicle is described for transporting at least one child, including: a wheeled chassis including a chassis frame and a plurality of wheels that are rotatably mounted relative to the chassis frame to support the chassis frame above a ground surface and which enable the chassis to be moved along the ground surface; a passenger support for supporting a child; wherein the passenger support is attachable to the frame in a mounting position by a single tool-less attachment mechanism for attaching an underside of the passenger support to the chassis frame, to support the passenger support generally above the wheeled chassis. Also described are related modular seating systems and a supporting compartment.

Abstract: A rear wheel steering hand cart with an integrated brake system includes a main body (10), a push handle (20), a wheel unit (30) and a wheel seat (50) which includes an upper wheel seat (53), a lower wheel seat (51) and a rotary shaft (52); a wheel stop device (40) is disposed between a real wheel (32) and the wheel seat (50); a clutch device (60) is arranged between the upper wheel seat (53) and the lower wheel seat (51), a control rod (71) of the clutch device (60) is connected to the wheel stop device (40), and the clutch device (60) includes the first clutch element (61) and the second clutch element (63).

Abstract: A brake assembly for a stroller has a wheel rotatable about a wheel axis and a plurality of pockets on the wheel spaced from and circumferentially around the wheel axis. A brake lever has an actuator arm and a link arm fixedly connected to one another and is movable between a braking orientation and a released orientation. A boss is driven by the link arm between a braking position and a released position corresponding respectively to the braking and released orientations of the brake lever. A biasing mechanism is configured to bias and retain the boss into engagement with one of the plurality of pockets when the brake lever is moved to the braking orientation and to bias and retain the boss out of engagement with the plurality of pockets when the brake lever is moved to the released position.

Abstract: Braking system for a stroller utilizes an actuator to move two brakes close to an axis to unlock the rear wheels of the stroller and away from the axis to lock the rear wheels. Each brake comprises a long arm. The brakes are disposed at the opposite sides of the axis. When the actuator is driven to rotate about the axis, the brakes move around the axis to have axial movement close to or away from the axis.

Abstract: A stroller with a braking mechanism that automatically configures itself in a braking position provides protection against the unattended stroller from rolling away. By applying force to a handle, the braking mechanism is released and the stroller is able to be pushed as usual. The handle and braking mechanism are biased in the braking position by a spring located near the rear wheels. The braking mechanism applies sufficient frictional force against the tire of the wheel to prevent the wheel from rolling.

Abstract: A stroller with a braking mechanism that automatically configures itself in a braking position provides protection against the unattended stroller from rolling away. By applying force to a handle, the braking mechanism is released and the stroller is able to be pushed as usual. The handle and braking mechanism are biased in the braking position by a spring located near the rear wheels. The braking mechanism applies sufficient frictional force against the tire of the wheel to prevent the wheel from rolling.

Abstract: A carriage for transporting infants, includes a frame which is provided with first fastening elements to be used for detachably fastening a first load, which first load includes a first holder, the width of the frame being adjustable between a first, relatively small frame width and a second, relatively large frame width, the frame being provided with second fastening elements to be used for detachably fastening, in both the first frame width and the second frame width, a second load next to the first load. There is also described a carriage with a frame which is provided with fastening elements to be used for detachably fastening a holder in which one or more infants may be transported, the width of the frame being adjustable between a small and a large frame width and the width of the holder being also adjustable between a small and a large holder width.

Abstract: A device for transporting a child in a child seat includes a main frame for supporting the child seat, a swivable push bar for pushing the main frame from different sides, and pivotable wheels or wheel sets for supporting the main frame whereby the wheels or wheel sets are provided with pivot locks and brakes. The push bar has a brake handle for activating the brakes and the device includes a mechanism for activating the pivot locks of the wheels or wheel sets under the push bar and for simultaneously coupling only the brakes on these wheels or wheel sets with the brake handle.

Abstract: A brake assembly for a stroller has a wheel rotatable about a wheel axis and a plurality of pockets on the wheel spaced from and circumferentially around the wheel axis. A brake lever has an actuator arm and a link arm fixedly connected to one another and is movable between a braking orientation and a released orientation. A boss is driven by the link arm between a braking position and a released position corresponding respectively to the braking and released orientations of the brake lever. A biasing mechanism is configured to bias and retain the boss into engagement with one of the plurality of pockets when the brake lever is moved to the braking orientation and to bias and retain the boss out of engagement with the plurality of pockets when the brake lever is moved to the released position.

Abstract: A brake mechanism is applied to a stroller. The stroller comprises a first wheel. The first wheel has a first hub. The brake mechanism comprises a first wheel base, a ratchet, an operating member and a first engaging member. The first wheel is pivotally connected to the first wheel base. The ratchet is pivotally connected to the first wheel base. The ratchet comprises a plurality of first and second engaging teeth arranged interlacedly. The operating member is pivotally connected to the first wheel base and abuts against the ratchet. The first engaging member is pivotally connected to the first wheel base. When the operating member is pressed to drive the ratchet to rotate, the ratchet drives the first engaging member to move, so that the first engaging member is capable of selectively engaging with one of the first or second engaging teeth.

Abstract: A brake mechanism includes a first wheel base, a second wheel base, a linkage part, a passive brake device and an active brake device. The first wheel base and the second wheel base are installed on two feet of a stroller, respectively. A first wheel set and a second wheel set of the stroller are pivotally connected to the first wheel base and the second wheel base, respectively. The passive brake device and the active brake device are connected to a first end and a second end of the linkage part, respectively. The active brake device includes a first engaging part and a driving part. The driving part is rotatably disposed on the second wheel base. When the driving part rotates between a locking position and a releasing position, the driving part drives the first engaging part and drives the passive brake device to move via the linkage part.

Abstract: The present invention provides a braking mechanism comprising a brake cable set, a spring, a connector, a pair of brake shoes, a brake band, a base, and a brake drum. The brake cable set makes the connector move downwards upon braking, such that the connector coupled to the pair of brake shoes rotates to contact the brake band and thus cause friction, whereby achieving the object of braking.

Abstract: A brake mechanism for a baby stroller has a wheel brake device, a connecting element, an actuator and a retainer. The wheel brake device is operatively connected to a wheel set of the stroller. The actuator is controllable connected to the upper portion of the stroller for driving the wheel brake device via the connecting element to brake the wheel of the stroller. The retainer is used to engage with the actuator to keep the actuator in a locked position.

Abstract: A braking device for a child seat is provided. The braking device comprises a first and second braking rods (20a, 20b), first and second braking pins (30a, 30b) and a braking pedal mechanism (40), the braking device being provided in a connecting tube (11) between two rear wheels (10a, 10b). When the brake pedal mechanism (40) rotates with respect to the connecting tube (11) in a direction, the braking rods (20a, 20b) move outward such that the outer ends (22a, 22b) of the braking rods (20a, 20b) are engaged with the rear wheels (10a, 10b) respectively, thereby completing the locking of the rear wheels (10a, 10b), and when the brake pedal mechanism (40) rotates with respect to the connecting tube (11) in another direction, the braking rods (20a, 20b) move inward such that the outer ends (22a, 22b) of the braking rods (20a, 20b) are disengaged from the rear wheels (10a, 10b) respectively, thereby completing the releasing of the rear wheels (10a, 10b).

Abstract: A stroller is provided having a stroller frame supported by at least one wheel and a handle. The handle includes a brake operator that is coupled to a brake assembly at the wheel. The brake operator is movable between a first position whereby the brake assembly is disengaged from the wheel, and a second position whereby the brake assembly engages the wheel to retard the wheel motion.

Abstract: A brake device for a pushcart includes a main movable member disposed movably within a main seat, an auxiliary movable member disposed movably within an auxiliary seat, and a connecting member interconnecting the main and auxiliary movable members. The main movable member is biased to an upper limit position, and is movable to a lower limit position so as to engage a main brake pin with a groove in a main pin-engaging member that is connected fixedly to one wheel. Hence, the connecting member moves the auxiliary movable member from a first position to a second position so as to engage an auxiliary brake pin with a groove in an auxiliary pin-engaging member that is connected fixedly to another wheel. As a result, the wheels are locked.