البكرة السفلية
(Tail Sheave)
Bottom pulley in roped hydraulic elevators doubling travel relative to piston stroke.
A tail sheave is a bottom-of-hoistway pulley in roped hydraulic elevators redirecting ropes from the car to the piston. It doubles travel distance relative to piston stroke, allowing shorter cylinders for taller roped hydraulic installations.
التخصصات
mechanics
الكلمات الدالة
#tail
#sheave
المصادر
Industry standards
مصطلحات ذات صلة
بكرة التعويض
Bottom-of-hoistway pulley guiding and tensioning compensating ropes beneath car and counterweight.
مسافة التجاوز
Additional travel space beyond terminal floors for safe deceleration per code requirements.
الخلوص فوق المقصورة
Minimum vertical space required above the car at highest travel point per safety codes.