Patent ID: 6412138
Filing Date: 2002-07-02
Classification: B25G,E04F,Y10S,Y10T

Abstract:
An adjustable length handle for flat finishers, said handle comprising first and second telescopic tubes, said first tube being larger in diameter than said second tube, each of said tubes having an overlapped end and a free end, said handle further comprising a box plate, a box plate assembly and a swivel assembly, said box plate being pivotally attached to said box plate assembly by a first pivotal attachment, said box plate assembly being attached to said swivel assembly by a second pivotal attachment, said swivel assembly being attached to said free end of said first tube, said first and second pivotal attachments providing two degrees of angular freedom between said box plate assembly and said tubes, said handle further comprising bevel gears in said box plate assembly, a universal joint in said swivel assembly and telescopic rotation transmission components in said tubes for transmitting said rotation to said free end of said second tube, said handle further comprising lever operated clamping means attached to said free end of said second tube, said clamping means engaging one of said torque transmission components such that operation of said lever operated clamping means prevents rotation of said rotation transmission components and rotation of said box plate about said first pivotal attachment in said box plate assembly.