Power is transmitted only by key and friction in the cone clutch.

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A cone clutch transmits 24kW at 490rpm. The coefficient of friction is 0.2 and allowable intensity of pressure is 0.35N/mm². The semi cone angle is 12⁰. The outer diameter is fixed as 310mm.Assuming uniform wear theory; find the maximum torque which is transmitted.

asked Jan 23 in Machine Design by Carter (86.7k points)

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A cone clutch transmits 24kW at 490rpm. The coefficient of friction is 0.2 and allowable intensity of pressure is 0.35N/mm². The semi cone angle is 12⁰. The outer diameter is fixed as 310mm.Assuming uniform wear theory; find the face width of friction lining.

asked 3 days ago in Machine Design by Carter (86.7k points)

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A cone clutch transmits 24kW at 490rpm. The coefficient of friction is 0.2 and allowable intensity of pressure is 0.35N/mm². The semi cone angle is 12⁰. The outer diameter is fixed as 310mm.Assuming uniform wear theory; find the inner diameter.

asked 6 days ago in Machine Design by Carter (86.7k points)

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A cone clutch consists of inner conical surface and outer cylindrical surface.

asked 5 days ago in Machine Design by Carter (86.7k points)

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When semi vertical angle is greater than angle of static friction, clutch results in self-engagement.

asked 5 days ago in Machine Design by Carter (86.7k points)

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In a centrifugal clutch, when the centrifugal force is slightly more than the spring force, shoe begins to move in a radially inward direction.

asked 5 days ago in Machine Design by Carter (86.7k points)

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Centrifugal clutches are not recommended for IC engine applications.

asked 5 days ago in Machine Design by Carter (86.7k points)

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A plate clutch consists of 1 pair of contacting surfaces. The inner and outer diameter of the friction disk is 100mm and 200mm respectively. The coefficient of friction is 0.2 and permissible intensity of pressure is 1.5N/mm². Assuming uniform wear theory, calculate the operating force in the clutch.

asked 3 days ago in Machine Design by Carter (86.7k points)

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A plate clutch consists of 1 pair of contacting surfaces. The inner and outer diameter of the friction disk is 100mm and 200mm respectively. The coefficient of friction is 0.2 and permissible intensity of pressure is 1.5N/mm². Assuming uniform pressure theory, calculate the operating force in the clutch.

asked 6 days ago in Machine Design by Carter (86.7k points)

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A plate clutch consists of 1 pair of contacting surfaces. The inner and outer diameter of the friction disk is 100mm and 200mm respectively. The coefficient of friction is 0.2 and permissible intensity of pressure is 1.5N/mm². Assuming uniform wear theory, calculate the torque transmitting capacity of the clutch.

asked Jan 23 in Machine Design by Carter (86.7k points)

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In positive contact clutches, power transmission is achieved by means of friction.

asked Jan 23 in Machine Design by Carter (86.7k points)

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The equivalent coefficient of friction in case of block brake with long shoe is denoted by μ[4Sinθ/2θ+sin4θ].

asked Jan 23 in Machine Design by Carter (86.7k points)

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If number of contacting surfaces are 5, then number of disks required in multi disk clutch are?

asked 5 days ago in Machine Design by Carter (86.7k points)

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If maximum tension in the belt is 900N and allowable belt load is 500N. Calculate the number of belts required to transmit power.

asked Jan 23 in Machine Design by Carter (86.7k points)

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In a block brake with short shoe, it is assumed that friction force and normal reaction are concentrated at the midpoint of the shoe.

asked 6 days ago in Machine Design by Carter (86.7k points)

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If torque capacity of a block brake is 240N-m and radius of drum is 210mm with coefficient of friction 0.4.

asked 6 days ago in Machine Design by Carter (86.7k points)

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The intensity of normal pressure between the friction lining and the brake drum at any point is proportional to square of the vertical distance from the pivot.

asked Jan 23 in Machine Design by Carter (86.7k points)

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The coefficient of friction in internally expanding brakes is constant.

asked Jan 23 in Machine Design by Carter (86.7k points)

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Power transmitting capacity of V belts is more than that of flat belt.

asked 3 days ago in Machine Design by Carter (86.7k points)

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For a new friction lining, uniform wear theory is used.

asked 3 days ago in Machine Design by Carter (86.7k points)

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The pressure intensity at an element on long shoe brake varies directly with the sin of the pressure angle of the element of friction lining.

asked Jan 21 in Machine Design by Chris (48.2k points)

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The efficiency of flat belt drive is 35%. If all the parameters are same and flat belt is replaced by V belt, than the efficiency of V belt will be?

asked 3 days ago in Machine Design by Carter (86.7k points)

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A solid cast iron disk of mass 1000kg is rotating at 350rpm. Diameter of the disk is 1m and time taken to come to stop the disk by brake is 1.6sec.Square of radius of gyration is 0.2. Calculate the angle through which disk rotated during braking period.

asked 5 days ago in Machine Design by Carter (86.7k points)

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A solid cast iron disk of mass 1000kg is rotating at 350rpm. Diameter of the disk is 1m and time taken to come to stop the disk by brake is 1.6sec.Square of radius of gyration is 0.2. Calculate the torque capacity of the brake.

asked Jan 23 in Machine Design by Carter (86.7k points)

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A solid cast iron disk of mass 1000kg is rotating at 350rpm. Diameter of the disk is 1m and time taken to come to stop the disk by brake is 1.6sec.Square of radius of gyration is 0.2. Calculate the average angular velocity during braking period.

asked Jan 22 in Machine Design by Carter (86.7k points)

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