VK type manual lever block

الوصف

Standard Feature:
 

· Professional hoist for continually lifting
· Comfortable pulling force to save labor power
· Grade **0 load Chain with zinc plated surface treatment
· Solid steel covers and handle with compact design, short handle, ligh weight and low headroom
· Unique hand wheel & knob design
· Rubber gird handle with fastened screw for a better comfortable operation even without glove
· Without preload request
 Unique free knob design different from conventional free wheel system
· Caged roller bearings on load sprocket
· Innovated & patented fused brake disc (Automotive technology)
· DACROMET finish for Disc hub, change Over gear, Fused brake disc and Cam
 Superior corrosion resistant treatment
Salt spray test: over **0 hours (Zinc plated about *0 hours)
· Heavy duty cast latches
· Improved hook tip design
 Self-locking with cast latch
· Phosphoric surface treatment for drive shaft
· Interchangeable parts for standard and overload protection hoist
 Change standard hoist into overload protected hoist simply by replacing change over gear into over load protection assembly.
· Operationally tested to 1.5 times of rated weight for everyhoist
· Each hoist with test certificate and a unique serial number
· Safety factor: 4 times of rated weight
· Complied with EN****7
· CE Certified, register No: AM ***5 ***2