Mobile scaffolding braking system

A mobile scaffold comprising:

• a first frame vertically elongated between first and second ends;
• a first caster including a first caster housing rotatably coupled to the frame adjacent the first end and a first wheel rotatably coupled to the caster housing;
• and
• a brake assembly connected to the frame and including a first shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel,
• said brake assembly being spaced from the caster housing when the stop is in the braking position,
• said brake assembly further including an actuator in communication with the stop,
• said actuator being configured to cause the stop to shift into and out of the braking position,
• said actuator including an L-shaped lever pivotally coupled relative to the stop and configured to shift the stop into and out of the braking position.

A mobile scaffold comprising:

• a first frame vertically elongated between first and second ends;
• a first caster including a first caster housing rotatably coupled to the frame adjacent the first end and a first wheel rotatably coupled to the caster housing;
• and
• a brake assembly connected to the frame and including a first shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel,
• said brake assembly being spaced from the caster housing when the stop is in the braking position,
• said brake assembly further including a brake housing connected to the frame,
• said brake assembly further including an actuator in communication with the stop,
• said actuator being configured to cause the stop to shift into and out of the braking position,
• said actuator including a shiftable handle substantially spaced from the stop,
• said brake housing including spaced upper and lower support members,
• said handle being shiftably coupled to the upper support member,
• said stop being shiftably coupled to the lower support member,
• said actuator further including a connection element interconnecting the handle and brake stop,
• said connection element including a plunger.

A mobile scaffold comprising:

• a first frame vertically elongated between first and second ends;
• a first caster including a first caster housing rotatably coupled to the frame adjacent the first end and a first wheel rotatably coupled to the caster housing;
• and
• a brake assembly connected to the frame and including a first shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel,
• said brake assembly being spaced from the caster housing when the stop is in the braking position,
• said stop including a sleeve telescopically intercoupled with the frame.

A mobile scaffold comprising:

• a first frame vertically elongated between first and second ends;
• a first caster including a first caster housing rotatably coupled to the frame adjacent the first end and a first wheel rotatably coupled to the caster housing;
• a brake assembly connected to the frame and including a first shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel,
• said brake assembly being spaced from the caster housing when the stop is in the braking position;
• and
• a second caster including a second caster housing rotatably coupled to the frame adjacent the lower end and a second wheel rotatably coupled to the second caster housing,
• said brake assembly including a second shiftable brake stop,
• said second stop being shiftable relative to the second caster into and out of a braking position, wherein the second stop engages the second wheel and the brake assembly is spaced from the second caster housing,
• said braking assembly including a handle, a linkage subassembly intercommunicating the first and second stops, and a plunger coupled between the handle and the linkage subassembly,
• said handle, linkage subassembly, and plunger cooperating to simultaneously shift the first and second stops into their respective braking positions.

A mobile scaffold comprising:

• a first frame vertically elongated between first and second ends;
• a first caster including a first caster housing rotatably coupled to the frame adjacent the first end and a first wheel rotatably coupled to the caster housing;
• and
• a brake assembly connected to the frame and including a first shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel,
• said brake assembly being spaced from the caster housing when the stop is in the braking position,
• said frame including a horizontal platform spaced between the first and second ends and operable to support a worker above the first end,
• said brake assembly including a handle vertically positioned between the platform and second end, and configured to cause the stop to shift into and out of the braking position.

A mobile scaffold comprising:

• a first frame vertically elongated between first and second ends;
• a first caster including a first caster housing rotatably coupled to the frame adjacent the first end and a first wheel rotatably coupled to the caster housing;
• and
• a brake assembly connected to the frame and including a first shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel,
• said brake assembly being spaced from the caster housing when the stop is in the braking position,
• said brake stop including an endless wall,
• said wall encircling at least a portion of the caster housing when in the braking position,
• said wall presenting a lower surface that engages the wheel when in the braking position.

A mobile housing comprising:

• a first frame vertically elongated between first and second ends;
• a first caster including a first caster housing rotatably coupled to the frame adjacent the first end and a first wheel rotatably coupled to the caster housing;
• and
• a brake assembly connected to the frame,
• said brake assembly including a first brake stop presenting an enclosed wall defining an inner chamber,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel and at least a portion of the caster housing is received within the inner chamber and spaced from the wall.

A mobile scaffold comprising:

• a frame vertically elongated between first and second ends;
• a wheel coupled to the frame adjacent the first end, and rotatable about a central wheel axis and an upright axis, wherein said upright axis is substantially transverse to the central wheel axis;
• and
• a brake assembly fixed to the frame, and including a shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel so that the wheel is generally prevented from rotating about the central wheel and upright axes,
• said stop including a sleeve telescopically intercoupled with the frame.

A mobile scaffold comprising:

• a frame vertically elongated between first and second ends;
• a wheel coupled to the frame adjacent the first end, and rotatable about a central wheel axis and an upright axis, wherein said upright axis is substantially transverse to the central wheel axis;
• and
• a brake assembly fixed to the frame, and including a shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel so that the wheel is generally prevented from rotating about the central wheel and upright axes,
• said stop including a plurality of rollers configured to present a rolling engagement between the stop and frame.

A mobile scaffold comprising:

• a frame vertically elongated between first and second ends;
• a wheel coupled to the frame adjacent the first end, and rotatable about a central wheel axis and an upright axis, wherein said upright axis is substantially transverse to the central wheel axis;
• and
• a brake assembly fixed to the frame, and including a shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel so that the wheel is generally prevented from rotating about the central wheel and upright axes,
• said brake assembly further including an adjustable housing shiftably connected to the frame and coupled to the brake stop.

A mobile scaffold comprising:

• a frame vertically elongated between first and second ends;
• a wheel coupled to the frame adjacent the first end, and rotatable about a central wheel axis and an upright axis, wherein said upright axis is substantially transverse to the central wheel axis;
• and
• a brake assembly fixed to the frame, and including a shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel so that the wheel is generally prevented from rotating about the central wheel and upright axes,
• said brake assembly further including an actuator spaced from and in communication with the stop,
• said actuator being configured to cause the stop to shift into and out of the braking position,
• said actuator including a shiftable handle substantially spaced from the stop,
• said braking assembly including a housing connected to the frame,
• said housing including an upper support member further connected to the handle and a first lower support member further connected to the stop.

A mobile scaffold comprising:

• a frame vertically elongated between first and second ends:
• a wheel coupled to the frame adjacent the first end, and rotatable about a central wheel axis and an upright axis, wherein said upright axis is substantially transverse to the central wheel axis;
• a brake assembly fixed to the frame, and including a shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel so that the wheel is generally prevented from rotating about the central wheel and upright axes;
• and
• a second wheel coupled to the frame adjacent the first end, and rotatable about a second central wheel axis and a second upright axis, wherein said second upright axis is substantially transverse to the second central wheel axis,
• said brake assembly including a second shiftable brake stop,
• said second stop being shiftable into and out of a braking position, wherein the second stop engages the second wheel so that the second wheel is generally prevented from rotating about the second central wheel and second upright axes,
• said brake assembly further including an actuator in communication with said first and second stops,
• said actuator being configured to cause the stops to shift into and out of the braking position.

A mobile scaffold comprising:

• a frame vertically elongated between first and second ends;
• a wheel coupled to the frame adjacent the first end, and rotatable about a central wheel axis and an upright axis, wherein said upright axis is substantially transverse to the central wheel axis;
• a brake assembly fixed to the frame, and including a shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel so that the wheel is generally prevented from rotating about the central wheel and upright axes;
• and
• a second wheel coupled to the frame adjacent the first end, and rotatable about a second central wheel axis and a second upright axis, wherein said second upright axis is substantially transverse to the second central wheel axis,
• said brake assembly including a second shiftable brake stop,
• said second stop being shiftable into and out of a braking position, wherein the second stop engages the second wheel so that the second wheel is generally prevented from rotating about the second central wheel and second upright axes,
• said braking assembly including a handle, a linkage subassembly intercommunicating the first and second stops, and a plunger coupled between the handle and the linkage subassembly,
• said handle, linkage subassembly, and plunger cooperating to simultaneously shift the first and second stops into their respective braking positions.

A mobile scaffold comprising:

• a frame vertically elongated between first and second ends;
• a wheel coupled to the frame adjacent the first end, and rotatable about a central wheel axis and an upright axis, wherein said upright axis is substantially transverse to the central wheel axis;
• and
• a brake assembly fixed to the frame, and including a shiftable brake stop,
• said stop being shiftable into and out of a braking position, wherein the stop engages the wheel so that the wheel is generally prevented from rotating about the central wheel and upright axes,
• said frame including a horizontal platform spaced between the first and second ends and operable to support a worker above the first end,
• said brake assembly including a handle vertically positioned between the platform and second end, and configured to shift the stop into and out of the braking position.

A brake assembly for use with a mobile scaffold having a frame presenting upper and lower ends, and first and second wheels coupled to the frame near the lower end, wherein said wheels are each rotatable about a first axis and a second axis that is substantially transverse to the first axis, said brake assembly comprising:

• a housing connectable to the frame;
• a first shiftable brake stop coupled to the housing;
• and
• an actuator configured to cause the stop to shift into and out of a braking position, wherein the stop engages the first wheel and prevents the first wheel from rotating about said first and second axes.