An operation unit includes a lever shaft having an operating lever at one end thereof and orthogonal to the operating lever, a plate with a flange having a bearing of the lever shaft, the other end-side of the lever shaft being arranged with penetrating the plate with a flange from a front surface thereof, a rotation restraint part for the lever shaft fixed to the lever shaft behind the plate with a flange and having a self-return function of forward and reverse rotations of the lever shaft, a cover with a flange covered on a backside of the plate with a flange in a form of sandwiching the rotation restraint part, a tip end-side of the lever shaft penetrating the cover with a flange via a bearing, and a potentiometer provided on a backside of the cover with a flange, rotation of the lever shaft being transmitted to the potentiometer.
Operation unit of load handling device
2023-11-07
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / B25J Manipulatoren , MANIPULATORS / G05G CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY , Steuer- oder Regelvorrichtungen oder Steuer- oder Regelsysteme gekennzeichnet ausschließlich durch mechanische Einzelheiten |