Twin column elevating platform - has driven screw in one column with tensioned chain in other and spring loaded brake operated on chain breakage (SW 22.5.78)
DE2742924A1
Screw-operated lifting platform - has hardened steel screw spindle moved linearly by rotary nut of softer material
DE2742518A1
Lifting platform swivelling support arm locking mechanism - has telescopic rod and tube with interconnecting clamp actuated by pushbutton
DE2653012A1
Lifting platform sliding support arm locking mechanism - has bodies locking against internal taper face in sleeve on movement of component
JPS5356473A
Uppandddown feed nut
DE2649769A1
Two column lifting platform - has synchronising spring loaded chain attached to slides on both columns
DE2556691A1
CONVEYOR DEVICE, IN PARTICULAR FOR LIFTING LOADS
DE2547122A1
Lift truck swivel lever lock - has bearing nuts spring biased towards ball race with locknut release arm
DE2540348A1
Low friction load nut on lifting spindle - is self locking in case of power failure
DE2512041A1
Multi cylinder hydraulic lifting mechanism - has clamping device in cylinder locking piston of ram in absence of pressure
