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| CRAB WINCH | |
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1. |
CONSTRUCTION |
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1.1 |
Side Frame : Re-inforced, rectangular side frame made out of MS Plates, angles, etc. duly welded
and fabricated. |
1.2 |
Rope Drum r M S.Fabricated /Seamless Tube, Flanges, Welded on the both ends of the barrel, |
1.3 |
Drum Shaft : EN-8 Drum Shaft.Rope Drum Bull Gear fixed with the Drumshaft through locking
arrangements & mounted on bushes on the both ends of the shaft |
1.4 |
Purchase Shaft : Gears, Pinions, Rachet "Wheels, Brake Drum are fixed with
shaft through keys and mounted on bushes |
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2. HOLP-ON-RAGHET g- PAWL |
Rachet wheel locked to purchase shaft through keys and Forged Steel Pawl placed on side frame,
for suitable engagement and to hold the pay load. |
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3. PRAKE |
Screw type band Brake with wider Cast Iron Brake Durm and suitable Brake lining for better Brake
engagement along with operating hand wheel. |
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Note : Hand Pressure require on Brake Wheel for Brake engagement -160 Newton (Maximum) |
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4. EFFORTS REQUIRE ? |
On continuous duty- A person can pull/push 250 Newton Note : Efforts may slighty vary from winch
to winch subject to the efficiency of individual winch. |
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Cast Steel long operating handels for better £• smoother operation. |
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1) Operational Test - 1.25 times |
2) Static Test -1.50 times |
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*250 KG - 0.25 Ton
*500 KG - 0.50 Ton
*1000 KG - 1 Ton
*2000 KG - 2 Ton
*3000 KG - 3 Ton |
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DRUM - Graded Cast Iron / WORM - EN 8 / WRETCH - EN - 8
BRARING - Thrust / SIDE PLATE - Mild Steel |
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