Aerial lift with workman{40 s basket with protective covering

Claim 2

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of the basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket, said support means being movable between raised and lowered positions whereby said canopy assembly in a raised position is spaced said substantial distance above the upper open end of the basket and in a lowered position is in contact with the upper open end of the basket to enclose the same.

Claim 3

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of the basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket, said means removably secured to the canopy assembly and the upper end of the basket for enclosing at least one side of the space between the canopy assembly and the upper end of the basket including a removable side curtain assembly secured to the canopy assembly and to the upper end of the basket providing a front opening extending above the basket and a front curtain assembly removably secured to the canopy assemblY and to the side curtain assembly for closing said front opening.

Claim 4

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of the basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket, said means removably secured to the canopy assembly and the upper end of the basket for enclosing at least one side of the space between the canopy assembly and the upper end of the basket including a removable side curtain assembly secured to the canopy assembly and to the upper end of the basket providing a front opening extending above the basket and a front curtain assembly removably secured to the canopy assemblY and to the side curtain assembly for closing said front opening.

Claim 5

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of the basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket, said means removably secured to the canopy assembly and the upper end of the basket for enclosing at least one side of the space between the canopy assembly and the upper end of the basket including a removable side curtain assembly secured to the canopy assembly and to the upper end of the basket providing a front opening extending above the basket, said basket being provided with a door to permit the entrance of the workman, said door being in general vertical alignment with the front opening provided by the side curtain.

Claim 6

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of the basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket, said means removably secured to the canopy assembly and the upper end of the basket for enclosing at least one side of the space between the canopy assembly and the upper end of the basket including a removable side curtain assembly secured to the canopy assembly and to the upper end of the basket providing a front opening extending above the basket, said basket being provided with a door to permit the entrance of the workman, said door being in general vertical alignment with the front opening provided by the side curtain.

Claim 7

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of the basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket, said canopy assembly including a collapsible support assembly and a removable canopy mounted on the canopy support assembly, said arm of said support means being removable between raised and lowered positions, said canopy assembly in a raised position being spaced a substantial distance above the upper portion of the basket and in a lowered position being in relatively close proximity to the upper open end of the basket to enclose the same and to protect the basket from inclement weather, said canopy support assembly including a head member, a plurality of bows secured to said head member, braces secured to said bows, and a guide member secured to said braces and engageable with the head, said guide member being moveable to an over-center position so that the braces will maintain the bows in extended positions.

Claim 8

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of the basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket, said canopy assembly including a collapsible support assembly and a removable canopy mounted on the canopy support assembly, said arm of said support means being removable between raised and lowered positions, said canopy assembly in a raised position being spaced a substantial distance above the upper portion of the basket and in a lowered position being in relatively close proximity to the upper open end of the basket to enclose the same and to protect the basket from inclement weather, said canopy support assembly including a head member, a plurality of bows secured to said head member, braces secured to said bows, and a guide member secured to said braces and engageable with the head, said guide member being moveable to an over-center position so that the braces will maintain the bows in extended positions.

Claim 9

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, said canopy assembly including a canopy support assembly suspended from said arm and an imperforate substantially opaque covering forming a canopy overlying the upper open end of the basket, said canopy being carried by said canopy support assembly and having a size greater than the upper open end of the basket, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of The basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket.

Claim 10

In an aerial lift, a platform, a boom structure, means mounting the boom structure on the platform, means for causing the rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, support means secured to the basket including an arm cantilevered over the upper open end of the basket, a canopy assembly, said canopy assembly including a canopy support assembly suspended from said arm and an imperforate substantially opaque covering forming a canopy overlying the upper open end of the basket, said canopy being carried by said canopy support assembly and having a size greater than the upper open end of the basket, means securing the canopy assembly to the support means so that the canopy assembly overlies and is spaced a substantial distance above the upper open end of The basket, and means removably secured to the canopy assembly and to the upper end of the basket for enclosing on at least one side the space between the canopy assembly and the upper end of the basket.

Claim 11

An aerial lift as in claim 1 wherein said means removably secured to the canopy assembly and the upper end of the basket for enclosing at least one side of the space between the canopy assembly and the upper end of the basket includes a removable side curtain assembly secured to the canopy assembly and to the upper end of the basket providing a front opening extending above the basket.

Claim 12

An aerial lift as in claim 1 wherein said canopy support assembly is collapsible.

Claim 13

An aerial lift as in claim 6 wherein said support arm assembly is movable between raised and lowered positions and wherein said canopy assembly in a raised position is spaced a substantial distance above the upper portion of the basket and in a lowered position is in relatively close proximity to the upper open end of the basket to enclose the same and to protect the basket from inclement weather.

Claim 14

In an aerial lift, a movable platform, a boom structure, means mounting the boom structure upon the platform, means for causing rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, means mounting the basket adjacent the outer end of the boom structure, said basket being formed with a bottom wall and upwardly extending side wall, said side wall being formed with an opening which extends through the upper end of the basket, gate means mounted on said basket movable between open and closed positions with respect to the opening in said basket, and means for latching said gate means in a closed position, said side wall being provided with at least one protrusion extending vertically substantially the entire height of the basket to form a recess therein for the storage of accessories for use by the workman in the basket, said recess being accessible through an opening formed in the side walls lying in a plane extending vertically of the basket and substantially the entire height of the basket.

Claim 15

In an aerial lift, a movable platform, a boom structure, means mounting the boom structure upon the platform, means for causing rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a rigid basket having an upper open end, means mounting the basket adjacent the outer end of the boom structure, said basket being formed with a bottom wall and upwardly extending side wall, said side wall being formed with an opening which extends through the upper end of the basket, gate means mounted on said basket movable between open and closed positions with respect to the opening in said basket, and means for latching said gate means in a closed position, said side wall being provided with at least one protrusion extending vertically substantially the entire height of the basket to form a recess therein for the storage of accessories for use by the workman in the basket, said recess being accessible through an opening formed in the side walls lying in a plane extending vertically of the basket and substantially the entire height of the basket.

Claim 16

An aerial lift as in claim 9 wherein at least two of said protrusions are provided in the side wall of said basket and said protrusions are provided on opposite sides of the opening in said basket.

Claim 17

In an aerial lift, a movable platform, a boom structure, means mounting the boom structure upon the platform, means for causing rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a basket having an upper open end, means mounting the basket adjacent the outer end of the boom structure, said basket being formed with a bottom wall and upwardly extending side wall, said side wall being formed with an opening which extends through the upper end of the basket, gate means mounted on said basket movable between open and closed positions with respect to the opening in said basket, and means for latching said gate means in a closed position, said side wall being provided with at least one protrusion to form a recess therein for the storage of accessories for use by the workman in the basket, said opening in said basket being substantially rectangular, said gate means has a substantially rectangular framework having a rectangular opening therein, said gate means also including removable means mounted in said rectangular framework for enclosing the opening in said rectangular framework.

Claim 18

In an aerial lift, a movable platform, a boom structure, means mounting the boom structure upon the platform, means for causing rotation of the outer end of the boom structure about a vertical axis for raising and lowering the same about a horizontal axis and for moving the same toward and away from the platform, a basket having an upper open end, means mounting the basket adjacent the outer end of the boom structure, said basket being formed with a bottom wall and upwardly extending side wall, said side wall being formed with an opening which extends through the upper end of the basket, gate means mounted on said basket movable between open and closed positions with respect to the opening in said basket, and means for latching said gate means in a closed position, said side wall being provided with at least one protrusion to form a recess therein for the storage of accessories for use by the workman in the basket, said opening in said basket being substantially rectangular, said gate means has a substantially rectangular framework having a rectangular opening therein, said gate means also including removable means mounted in said rectangular framework for enclosing the opening in said rectangular framework.

Claim 19

An aerial lift as in claim 11 wherein said means enclosing the opening in the rectangular framework includes a panel formed of rigid material which is provided with a side wall extending outwardly from the framework so that there is provided a recess within the panel.

Claim 20

An aerial lift as in claim 11 wherein said means enclosing the opening in the rectangular framework includes a pair of spaced parallel members and a sheet of material mounted on said spaced parallel members.

Claim 21

An aerial lift as in claim 11 together with a canopy assembly, support means secured to the basket and to the canopy assembly for supporting the canopy assembly so that it overlies the open upper end of the basket.

Claim 22

An aerial lift as in claim 14 together with means secured to the canopy assembly and to the upper end of the basket for enclosing the space between the canopy assembly and the upper end of the basket.