Back to results
US 9,520,642 B2Granted
Pneumatic non-locking low-profile telescoping masts
AssigneeThe Will-Burt Company
InventorsPaul Bradford Blackwelder, Cameron Jay Young, Clifford Duff
Life of this patent
Estimating the term…
Loading patent…
Loading patent…
AssigneeThe Will-Burt Company
InventorsPaul Bradford Blackwelder, Cameron Jay Young, Clifford Duff
Estimating the term…
A telescoping mast assembly having a mast axis and comprising a plurality of telescoping mast sections having axially opposite ends and being axially slidable relative to one another along the mast axis between retracted and extended positions, the telescoping mast sections including a base tube adapted to be fixed to a support surface and an innermost telescoping section, and wherein the innermost telescoping section supports a cylindrical nest lock platform assembly adapted to cover an axial end of the base tube when the mast assembly is in the retracted position, wherein each telescoping mast section includes an internal collar and a cylindrical body and the nest lock platform assembly includes a payload platform and one or more wedges that mate with corresponding notches in the internal collar.
A telescoping mast assembly having a mast axis and comprising a plurality of telescoping mast sections having axially opposite ends and being axially slidable relative to one another along the mast axis between retracted and extended positions, the telescoping mast sections including a base tube fixed to a support surface and an innermost telescoping section in the retracted and extended positions, and wherein the innermost telescoping section supports a cylindrical can surrounding at least a portion of an axial end of the base tube in the retracted position of the mast assembly, wherein each telescoping mast section includes an internal collar and a cylindrical body.
A telescoping mast assembly having a mast axis and comprising a plurality of telescoping mast sections having axially opposite ends and being axially slidable relative to one another along the mast axis between retracted and extended positions, the telescoping mast sections including a base tube adapted to be fixed to a support surface and an innermost telescoping section, and wherein the innermost telescoping section supports a cylindrical nest lock platform assembly adapted to cover an axial end of the base tube when the mast assembly is in the retracted position, wherein each telescoping mast section includes an internal collar and a cylindrical body and the nest lock platform assembly includes a payload platform and one or more wedges that mate with corresponding notches in the internal collar.
Dependencies are inferred from the claim text.