Single pull macgregor type hatch cover.pdf - Cochin University of ...

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7.4 ASSEMBLY OF SLIDING TRACKS Sliding tracks were fabricated separately and was welded with hydraulic jacks. Hydraulic jacks well positioned and screwed into the weather deck such a way that lifting and dropping action of tracks takes place effectively without interruption. 7.5 ASSEMBLY OF RISING TRACK Figure 7.5 Sliding track Source: Team Rising tracks were fabricated and they were fitted according to the position of balancing wheels. Supports provided for the rising tracks were fitted to the weather deck with the help of screws. Figure 7.6 Rising track Source: Team 82
7.6 ASSEMBLY OF HATCH COVER All the four hatch covers were fitted with plastic sliding wheels at the four bottom corners. Also metallic balancing wheels were provided at port & starboard ends. All the hatch covers were made in line above the sliding track. Bottom wheels were checked for alignment with the tracks. Figure 7.7 Hatch cover Source: Team Chain is attached to each hatch cover’s metallic balancing wheels at both port and starboard ends. These metallic wheels were checked for their correct alignment with the rising track. Figure 7.8 Hatch cover Source: Team 83
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SINGLE PULL MACGREGOR TYPE HATCH CO
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ACKNOWLEDGEMENT First of all we hel
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TABLE OF CONTENTS v Page no. CERTIF
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5.1.4 Hatch Covers Design. 58 5.1.5
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LIST OF FIGURES Figure no: Title Pa
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Figure7.10 Bulwark 84 Figure7.11 Bu
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CHAPTER 1 - INTRODUCTION The classi
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leakage can cause cargo damage and,
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All types of wooden hatch were made
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The first horizontal rolling built
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CHAPTER 2 - TYPES OF HATCH COVERS M
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2.1 SINGLE PULL 2.1.1 Description F
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2.3 FOLDING & MULTI-TYPE 2.3.1 Desc
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2.5 PIGGY BACK 2.5.1 Description Fi
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2.7 REEFERS HATCH COVERS Figure 2.7
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CHAPTER 3 - GENERAL REQUIREMENTS 3.
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secured by tarpaulins and battening
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force by the 1967 Merchant shipping
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3.2.2 Cover Stowage Where a designe
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It is also necessary to provide dra
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Other steel hatch cover secured wea
Page 43 and 44: Table 3.4 Access equipment strength
Page 45 and 46: Longitudinal deformation of the top
Page 47 and 48: (vii) It should retain all the abov
Page 49 and 50: easier to handle without power assi
Page 51 and 52: � Keep wheels, cleats, hinge pins
Page 53 and 54: 4.2.2 Drive Chains; Check their Len
Page 55 and 56: Figure 4.2 Vessel in rough weather
Page 57 and 58: Figure 4.5 Never smoke in a hold. S
Page 59 and 60: Figure 4.9 Always wear protective h
Page 61 and 62: e taken when opening hatch covers e
Page 63 and 64: Remember to carry out a chalk test
Page 65 and 66: 4.6.13 Painting Corrosion occurs ma
Page 67 and 68: 11. Coaming. 12. Sheave. 13. Cross
Page 69 and 70: Breadth: 44.5cm 5.1.3 Hatch Coaming
Page 71 and 72: Slope: 1cm Total number of panels:
Page 73 and 74: Height of jack while normal conditi
Page 75 and 76: Pulley for rope Diameter: 2cm Width
Page 77 and 78: Height from the deck: 7.2cm Height
Page 79 and 80: CHAPTER 6 - FABRICATION The design
Page 81 and 82: 6.3 HATCH COAMING FABRICATION Broug
Page 83 and 84: Using wood cutter length of 320 cm
Page 85 and 86: Plastic wheels (16 pieces), metalli
Page 87 and 88: At the top of the iron plate, rail
Page 89 and 90: Figure 6.12: Crane space Source: Te
Page 91 and 92: CHAPTER 7-ASSEMBLY OF FABRICATED PA
Page 93: Source: Team 7.3 ASSEMBLY OF SIDE D
Page 97 and 98: The whole bulwark is placed over th
Page 99 and 100: Through the middle top eye bolt rop
Page 101 and 102: The test involves placing (with hat
Page 103 and 104: CHAPTER 9 - CONCLUSION Right from t
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Single pull macgregor type hatch cover.pdf - Cochin University of ...

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