The rule known as the doctrine of Common Employment was an exception to the rule that a master is liable for the wrongs of his servant committed in the course of his employment. The rule was first applied in 1837 in Priestley V. Fowler, developed in 1850 in Hutchinston v. York, New Castle and Berwick
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The guide pins or guide post design provide a good alignment between die shoe and punch holder. The guide bushings are mounted in the punch holder and slide over the guide pins. Figure shows the arrangement of guide pins and bushing of the die set. For the average range of die sets, the diameter of
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Independence and Joint Tortfeasors (Composite Tortfeasors) When two or more persons commit some tort against the same plaintiff, they may be either independent joint tortfeasors. Independent Tortfeasors When the acts of two or more persons, acting independently, concur to produce a single damage, they are known as independent tortfeasors. There is no concerted action on
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A gear trains is two or more gear working together by meshing their teeth and turning each other in a system to generate power and speed. It reduces speed and increases torque. To create large gear ratio, gears are connected together to form gear trains. They often consist of multiple gears in the train. Gear
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A types of bearings is a device to allow constrained relative motion between two or more parts, typically rotation or linear movement. The bearings are used in variety of machine elements to guide and allow the relative motion between the parts with minimum friction and maximum accuracy. Types of Bearings Bearings may be classified broadly
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An act done in exercise of sovereign power in relation to another State or subjects of another State is an Act of State and cannot be questioned by municipal courts. According to Wade and Philips, the term “‘Act of State’ means an act of the Executive as a matter of policy performed in the course
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When a metal wire is heated the resistance increases. So, a temperature can be measured using the resistance of a wire. The RTD incorporates pure metals or certain alloys that increase in resistance as temperature increases and, conversely, decrease in resistance as temp decreases. RTDs act somewhat like an electrical transducer, converting changes in temperature
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A tire pressure sensor is a small programmable electronic device, located in the pressurized pocket made by a wheel and tire, that constantly measures the air pressure inside the tire. The tire pressure sensor transmits that information via low-frequency radio to the vehicle’s onboard computer and, if the car has one, to a corresponding display
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Types of jig and fixture There are so many types of jig and fixture. It is difficult to classify them into a standard system. However, depending upon their construction and method of operation, jigs can be broadly classified as follows: Boring jig Drill jig Template jig Plate jig Sandwich jig Latch or leaf jig Channel
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Power System Security A power system security in the manual operating condition may face a contingency condition, such as a generating unit may go out of order, an important line may be tripped off, and the demand may undergo a large change from the forecasted value and so on. Although many such contingencies can occur,
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