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Which simple machine has A cylinder Answer

Telenor Answer: Which Simple Machine Has A Cylinder

  1. Q#2 Which Simple Machine Has A Cylinder? Telenor Answers 15 December 2020. Are you looking for Telenor my app quiz answers? I have answered all questions and won the quiz. Just open your Telenor my app and then open the menu Test your skill here you will find these questions
  2. No, a screw is not a wheel and axle. In terms of a simple machine, a screw is an inclined plane wrapped around a cylinder
  3. decrease the amount of time required to do work. increase the amount of energy needed to work. decrease the amount of work done. Tags: Question 19. SURVEY. 300 seconds. Q. A simple machine that is made up of an incline plane wrapped around a cylinder, often used to hold things together is a..
  4. These simple machines are wheels with teeth on them that fit together when the simple machines are turned. These simple machines are used to increase or decrease turning power by chaning their size It is made up of an inclined play wrapped around a cylinder. pulley. A rope, a wheel with a groove in it, and a weight make up this simple.
  5. Simple Machine: A machine with few or no moving parts. Simple machines make work easier. Examples: Screw, Wheel and Axle, Wedge, Pulley, Inclined Plane, Lever Compound Machine: Two or more simple machines working together to make work easier.Examples: Wheelbarrow, Can Opener, Bicycle Inclined plane: A sloping surface, such as a ramp

Which simple machine is described as an inclined - Answer

  1. A simple machine is a device that helps to reduce the amount of _____ required to work. Q. ____ is done when a force is applied over a distance. Q. A lever is designed to: Q. A ______ is a grooved wheel with a rope running along the groove. Q. Consists of two circular objects; a central shaft (axle) and a wheel. Q
  2. Simple machine, any of several devices with few or no moving parts that are used to modify motion and force in order to perform work. They are the simplest mechanisms known that can increase force. The simple machines are the inclined plane, the lever, the wedge, the wheel and the axle, the pulley, and the screw
  3. a simple machine consisting of a device that is thick at one end and tapers to a thin edge at the other. screw. a simple machine that consists of an inclined plane wrapped around a central cylinder to form a spiral. lever. a simple machine consisting of a rigid object that pivots about a fixed point
  4. A winchconsists of a small cylinder that has a crankor handle. The axle of the winch acts like the fulcrum, the handle is the effort arm. By exerting a force on the handle to turn the wheel the cable is retracting the load
  5. Work and the Six Simple Machines. A simple machine produces force and controls the direction of a force. Simple machines help us lift, pull or raise items, change the direction of the force, increase the force, split things, fasten things, and cut things. We all use simple machine s every day, opening a door, turning on the water faucet, going.
  6. A simple hydraulic system, such as a simple machine, can increase force but cannot do more work than done on it. Work is force times distance moved, and the slave cylinder moves through a smaller distance than the master cylinder. Furthermore, the more slaves added, the smaller the distance each moves

The screw is an inclined plane wrapped around a cylinder or cone to form a spiral. It is used to raise and lower weights and hold objects together. Examples are drills, jar lids, nuts and bolts. The spiraling inclined plane that sticks out from the body of the screw forms the threads of the screw Most simple machines (like the lever) provides you with a mechanical advantage (a force multiplier = load force/effort force). However, do not think for a second that a simple machine is somehow violating the laws of energy conservation. The amount of energy you get out is exactly equal to the energy you put in A hydraulic press has an input cylinder 1 inch in diameter and an output cylinder 6 inches in diameter. Assuming 100% efficiency, find the force exerted by the output piston when a force of 10 pounds is applied to the input piston

1. A double acting hydraulic cylinder with a single rod must produce a thrust of 80 kN and move out with a velocity of 3 mm/s on the out stroke (positive stroke). The operating pressure is 100 bar gauge. Calculate the bore diameter required and the flow rate of the oil. (Answers 101 mm and 24 cm3/s) 2. The cylinder in question has a rod. Hydraulic machines use liquid fluid power to perform work. Heavy construction vehicles are a common example. In this type of machine, hydraulic fluid is pumped to various hydraulic motors and hydraulic cylinders throughout the machine and becomes pressurized according to the resistance present. The fluid is controlled directly or automatically by control valves and distributed through hoses. Machine: an assemblage of parts that transmit forces, motion and energy in a predetermined manner. Simple Machine: any of various elementary mechanisms having the elements of which all machines are composed. Included in this category are the lever, wheel and axle, pulley, inclined plane, wedge and the screw. The word mechanism has many meanings

Cylindrical cam or barrel cam ( Figure 6-5a ): The roller follower operates in a groove cut on the periphery of a cylinder. The follower may translate or oscillate. If the cylindrical surface is replaced by a conical one, a conical cam results. End cam ( Figure 6-5b): This cam has a rotating portion of a cylinder An inclined plane wrapped around a cylinder is a simple machine called a screw. They usually have a flat end and a sharp-pointed end as shown in the image to the left. Examples of Screw: There are ridges or grooves called threads (A) that wind around the cylinder or the shaft (B). The distance between each of the threads are the same for a. Note that we can add as many wheel cylinders as we wish. If each has a 2.50-cm diameter, each will exert . A simple hydraulic system, as an example of a simple machine, can increase force but cannot do more work than is done on it. Work is force times distance moved, and the wheel cylinder moves through a smaller distance than the pedal cylinder If each has a 2.50-cm diameter, each will exert [latex] 1.25\,×\,{10}^{4}\,\text{N}\text{.} [/latex] A simple hydraulic system, as an example of a simple machine, can increase force but cannot do more work than is done on it. Work is force times distance moved, and the wheel cylinder moves through a smaller distance than the pedal cylinder

Created Date: 1/6/2016 11:50:58 A Title: MP_machines.ppt Author: Phil Tubesing Created Date: 11/10/2005 11:19:39 P

Simple Machines Physics Quiz - Quiziz

  1. The Industrial Revolution was the transition to new manufacturing processes in Europe and the United States, in the period from between 1760 to 1820 and 1840. This transition included going from hand production methods to machines, new chemical manufacturing and iron production processes, the increasing use of steam power and water power, the development of machine tools and the rise of the.
  2. The hydraulic motor circuit on the right in Figure 5-5 shows a simple way to run two or more motors at the same speed. Fluid to the first motor flows into the inlet of the second motor to turn it at the same time and speed. Except for internal leakage in the motors, they will run at exactly the same rpm
  3. Simple Harmonic Motion. In simple harmonic motion, the acceleration of the system, and therefore the net force, is proportional to the displacement and acts in the opposite direction of the displacement. A good example of SHM is an object with mass m attached to a spring on a frictionless surface, as shown in (Figure)
  4. Work is performed by applying a force over a distance. These six simple machines create a greater output force than the input force; the ratio of these forces is the mechanical advantage of the machine. All six of the simple machines listed here have been used for thousands of years, and the physics behind several of them were quantified by the Greek philosopher Archimedes (ca. 287-212 BCE)
  5. Pulley Simple Machine Examples at Home. While home pulley examples are hard to come by, you probably have at least one of these at home. A pulley is a small fixed wheel or a group of such wheels with a rope or chain in a grooved rim that is used to lift something up.. clothesline; curtains (with string to open and close) dog run; extension ladder; flag pol
  6. Simple Machines are basic mechanical devices for applying a force and doing work. More complex machines are made up of a bunch of simple machines. The lever is made up of a straight rigid object like a board or a bar which pivots on a turning point called a fulcrum. Levers make work easier by using leverage which multiplies the force

This minimizes the time the machine has to be offline and allows Setup to be done in parallel with machining. Maybe a vacuum fixture is the answer. Sea level air pressure is 14.7 lbs per square inch. or studs. The idea is to put an expanding cylinder in a hole on the underside of the workpiece and expand it to lock the workpiece in. Answer: The figure is shown a simple piston pump called a positive displacement or hydrostatic pump. As the piston driven down, the inlet valve opens and a volume of fluid (determined by the cross-section area of the piston and the length of stroke) is drawn into the cylinder With over 30 creative simple machine activities, we will show you how to make a simple machine as you learn about the 6 simple machines: inclined planes, wheel & axel, wedges, levers, pulley, and screws. We have simple machines project ideas for kindergarten, first grade, 2nd grade, 3rd grade, 4th grade, 5th grade, and 6th grade students Answer: The value of is 36. Step-by-step explanation: Given expression: To find the value of at b= 5, we need to substitute the b=5 in the expression, we get. Therefore, the value of is 36, when b=5. Go beyond The wedge could be operated either manually by a screw or cam, or by pneumatic or hydraulic cylinder in which case automatic clamping of the work piece as part of a fully automatic machine cycle is possible. Wedges having angle of 1 - 4° are self-holding type and normally hold the work without additional attachments

Culture Critical darlings Minari and Promising Young Woman make our best films of 2021 list. But so do crowd pleasers like A Quiet Place Part II and The Mitchells vs. the Machines. After 20+ Years of Eggcellent Friendship, Tamagotchi Still Has Surprises Under Its Shel A petrol engine has a cylinder of diameter 60 mm and stroke 100 mm. If the mass of charge admitted per cycle is 2×10 4 kg. Explain the working of simple vapour absorption refrigeration system. Answer: Machine design is the process of selection of the materials, shapes, sizes and arrangements o Machines and robots are examples of A) technological software. B) economies of scale. C) learning-curve effects. D) technological hardware. View Answer. Suppose the processing load of a computing. A simple, pivoted centerline mounting, such as a clevis and trunnion, compensates for single-plane misalignment. If multiple-plane misalignment is encountered, the cylinder should have self-aligning ball joints on the cap and rod ends of a clevis-mounted cylinder - and fluid-line connections should be able to accept the movement

Lever: MA = length of effort arm ÷ length of resistance arm.; Wheel and axle: A wheel is essentially a lever with one arm the distance between the axle and the outer point of the wheel, and the other the radius of the axle.Typically this is a fairly large difference, leading to a proportionately large mechanical advantage. This allows even simple wheels with wooden axles running in wooden. Simple Machines. Complex machines are made up of moving parts such as levers, gears, cams, cranks, springs, belts, and wheels. Machines deliver a certain type of movement to a desired location from an input force applied somewhere else. Some machines simply convert one type of motion to another type (rotary to linear)

More importantly, it has ridges winding around it. The correct term for the ridges (or grooves) around the shaft or cylinder is the thread. The screw as a simple machine. The distance between threads is the same for each screw but is different on other screws. The distance between threads is called a Pitch. Screws are useful for holding things. The Industrial Revolution was the transition to new manufacturing processes in Europe and the United States, in the period from between 1760 to 1820 and 1840. This transition included going from hand production methods to machines, new chemical manufacturing and iron production processes, the increasing use of steam power and water power, the development of machine tools and the rise of the. Hydraulic Machines Questions with Answers :-. 1. Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of. (e) all of the above. 2. In a centrifugal pump casing, the flow of water leaving the impeller, is. (e) none of the above. 3 A comprehensive database of more than 10 welding safety quizzes online, test your knowledge with welding safety quiz questions. Our online welding safety trivia quizzes can be adapted to suit your requirements for taking some of the top welding safety quizzes

1. A thin walled cylinder is 80 mm mean diameter with a wall 1 mm thick. Calculate the longitudinal and circumferential stresses when the inside pressure is 500 kPa larger than on the outside. (Answers 10 MPa and 20 MPa). 2. Calculate the wall thickness required for a thin walled cylinder which must withstand Answer: A box weighing 100 newtons is pushed up an inclined plane hot is meters It takes a force of 75 newfortS to push it to the top. which has a height of meters. Answer: Using a lever, a person applies 60 namons ot force and moves the lever 1 meten This moves a newton rock at the other end by meters. 200 W 0.2m x 100 (-00 N Answer (e) has no units. Ans: a. 42. The stress-strain relation of the newtoneon fluid is (a) linear (b) parabolic (c) hyperbolic (d) inverse type (e) none of the above. Ans: a. 43. A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm2 and a volume of 0.039 m3 at 150 kg/cm2. The bulk modulus of elasticity of liquid is (a) 400 kg/cm2 (b. Hydraulic Press Definition. The hydraulic press is a kind of machine which uses the liquid as a working medium to transfer energy based on PASCAL's principle to realize various technique. Generally, the hydraulic press machine consists of three parts: the machine (mainframe), the power system and the hydraulic control system

Cylinder is one of the basic 3d shapes, in geometry, which has two parallel circular bases at a distance. The two circular bases are joined by a curved surface, at a fixed distance from the center. The line segment joining the center of two circular bases is the axis of the cylinder. The distance between the two circular bases is called the height of the cylinder In other words, you can't draw simple conclusions from the size of a car's cylinders alone. A super-speedy Porsche 911 from the 1980s had cylinder measurements of 91mm × 76.4mm, but a sedate Saab 9000 from the same era used pretty much the same (90mm × 78mm) Quora is a place to gain and share knowledge. It's a platform to ask questions and connect with people who contribute unique insights and quality answers. This empowers people to learn from each other and to better understand the world Figure 2: This lever has two arms: an input arm in blue and an output arm in red. On the lever above, the input arm is 40 cm long and the output arm is 10 cm long. The input arm on this lever has been moved up by 4 cm. Study the picture and then answer the questions. 1 In this video, produced by the National STEM Learning Centre and the Institute of Physics, Alom Shaha describes a simple but effective wave machine. Aimed at teachers, this video explains how to make the wave machine using adhesive tape, jelly babies and wooden skewers. He explains how it can be used to illustrate transverse wave motion in a visual and engaging manner

What is an inclined plane and how does it help in doingHow can a tiny hydraulic jack lift 12 tons so easily? - Quora

Simple Machines Quiz Flashcards Quizle

  1. A screwdriver is a type of simple machine. It can be either a lever or as a wheel and axle, depending on how it is used. When a screwdriver is turning a screw, it is working as wheel and axle, using the rotation created by the handle to turn the screw quickly. In this example, the handle of the screwdriver is the wheel, while the shaft of the.
  2. How Hydraulic Jacks Work. Jacks are pieces of material handling equipment that uses force multiplication to lift or move heavy loads. The term jacks can refer to a variety of lifting devices that employ leverage and other methods of mechanical advantage to amplify an applied force to provide the ability to transport a load
  3. Humans have invented six devices that combine to make work easier. These six simple machines are the wheel and axle, the lever, the inclined plane, the pulley, the screw and the wedge

Simple Machines Work & Energy Quiz - Quiziz

Answer: Force at large piston = 100 pounds. Fluid pressure = 2.5 PSI. Pascal's principle states that any pressure applied to a contained fluid will be experienced at all points throughout that fluid. Thus, pressure generated by the 25 lb of force on the small piston creates a pressure (2.5 PSI) distributed throughout the fluid's volume. This increases the unit (measured amount of force and running surface size) pressure applied at the cylinder wall. The oil ring has the highest inherent pressure of the three rings on the piston. Some Briggs & Stratton engines use a tree-piece oil ring consisting of two rails and an expander. The oil rings are located on each side of the expander Slider-crank mechanism, arrangement of mechanical parts designed to convert straight-line motion to rotary motion, as in a reciprocating piston engine, or to convert rotary motion to straight-line motion, as in a reciprocating piston pump. The basic nature of the mechanism and the relative motion of the parts can best be described with the aid of the accompanying figure, in which the moving.

The closer the Load is to the Fulcrum, the easier the load is to lift. Examples include wheelbarrows, staplers, bottle openers, nut cracker, and nail clippers. A great example of a Class Two Lever is a wheelbarrow. The dirt in a wheelbarrow is the Load, the Fulcrum is the wheel, and the Force is at the end of the handles where a person lifts it. When the brake pedal is pressed, fluid from the master cylinder enters into the wheel cylinders through pipelines by the force of the piston.. Due to the liquid force, the piston of the wheel cylinder pushes outward which pushes the shoes outward. Lining rub against the drum and hence braking take place.. Now when the pedal is released, the piston of the master cylinder moves backward and. Using the handwheel, lower the needlebar to its lowest position. Loosen the gears in the base of the machine. Make adjustments until the hook and needle are an appropriate distance apart, anywhere from 0.04mm to 0.1mm or 0.01-0.16, depending upon the machine. 3. Re-Check for timing accuracy Another thing you can determine is the cycle time of the piston. To move a 4-inch-diameter piston 24 inches, you need 3.14 * 2 2 * 24 = 301 cubic inches of oil. A gallon of oil is about 231 cubic inches, so you have to pump almost 1.5 gallons of oil to move the piston 24 inches in one direction. That's a fair amount of oil to pump -- think.

The Multiplication of Force by a Hydraulic System. By Terry Bartelt. In this animated and interactive object, learners examine a depiction of how force is multiplied by a larger cylinder when pressure from a pump is applied to a smaller cylinder. A short quiz completes the activity. Download Object. Download Object Simple Machines, IMA, AMA and Efficiency Ideal Mechanical Advantage 1. a. A simple machine would be considered ideal if it had no friction that's because some of the effort that is put into the machine is wasted in overcoming friction. b. Ideal Mechanical Advantage has the symbol IMA Simple Machines. Printable worksheets and activities to teach students about the six types of simple machines: inclined plane, wedge, wheel and axle, screw, lever, and pulley. Simple Machines: Mini-Book FREE. An 8-page mini book that teaches students about simple machines. 3rd through 5th Grades Atwood's Machine Frictionless case, neglecting pulley mass. Application of Newton's second law to masses suspended over a pulley: Atwood's machine. For hanging masses: m 1 = kg m 2 = kg the weights are m 1 g = N m 2 g = N The acceleration i The Lever — One of the Six Classical Simple Machines. The lever is one of the six simple machines which were defined by Renaissance scientists hundreds of years ago. The other machines are the wheel, the inclined plane, the screw, the wedge and the pulley. You have used a lever in some shape or form without actually realizing it

simple machine Definition, Types, Examples, List

This machine rotates a cylindrical object against a tool that the individual controls. The lathe is the forerunner of all machine tools. The work is held and rotated on its axis while the cutting tool is advanced along the line of a desired cut. The lathe is one of the most versatile machine tools used in industry 3. 3.122 A cylinder has a thick piston initially held by a pin as shown in Fig. P3.122. The cylinder contains carbon dioxide at 200 kPa and ambient temperature of 290 K. The metal piston has a density of 8000 kg/m3 and the atmospheric pressure is 101 kPa. The pi steam cylinder and the other connected to a pump. The diagram below shows a simplified arrangement of a beam engine. steam cylinder 6.0 m 5.0 m steam inlet beam T P 20q rod to pump steam cylinder rod (a) The beam has a constant thickness and a mass of 3.05 × 104 kg. The length of the beam is 11.0 m Mechanics and Machine Design, Equations and Calculators, Design of Load Carrying Shaft With One Pulley & Supported by two Bearings, Flywheel Effect or Polar Moment of Inertia, Lifting Boom, Davits Application and Design Equations, Large and Small Diameter Lifting Pulley / Drums, Two Lifting Lifting Pulley's Mechanical Advantage, Multiple Pulley's Lifting Mechanical Advantage Mechanical.

Study simple machines Flashcards Quizle

Regardless of your need, you will find the perfect key machine right here! Key duplicating machines work by creating a copy of an existing key. We offer automatic, semi-automatic and manual key duplicators. We have all-in-one laser key cutting machines that quickly and accurately produce multiple types of keys 1. The combustion chamber is the area where the fuel, air, spark, and compression take place. The gasket needs to withstand extreme temperatures and pressure in this area, so this is the most commonplace to have a head gasket failure or a blown head gasket. 2. The head gasket also seals the coolant passages between the cylinder block and head 1) Make a list of the simple machine discussed in the video and examples of specific devices or machines based on these. S i mp l e Ma c h i n e E x a mp l e 1. A ramp or inclined plane can make lifting something or climbing a certain height easier (use less force). But there is a trade off. What is it The boring machine is one of the most versatile machine tools is using to bore holes in large and heavy parts such as engine frames, steam engine cylinders, machine housing, etc. . Which are practically impossible to hold and rotate in an engine lathe or in a drill machine.The boring machine has, therefore, been developing primarily to do this

Work and Six Simple Machines - CAS

(4) Similarly, a smaller co-axial cylinder of Ø9.80 and a larger co-axial cylinder of Ø9.96 would also satisfy both conditions in part two of your example. (5) My understanding is the cases put forward in (3) & (4) could not happen simultaneously as this would then violate your cylindricity but I don't understand how either co-axial. Answer. The faying surfaces are the contacting surfaces in a welded joint. 22.3 Define the term fusion weld. Answer. A fusion weld is a weld in which the metal surfaces have been melted in order to cause coalescence. 22.4 What is the fundamental difference between a fusion weld and a solid state weld? Answer. In a fusion weld, the metal is melted

Pascal's Principle Physics - Lumen Learning - Simple

It is very difficult to calculate and predict the speed of an air cylinder; there are too many variables which influence speed and on which it is difficult to gather accurate data. We must rely mainly on good design practices and use the benefit of past experience. It is better to have the cylinder speed too fast to begin with because it can always be reduced with a speed control valve, but if. You will need to get assistance from your school if you are having problems entering the answers into your online assignment. Phone support is available Monday-Friday, 9:00AM-10:00PM ET. You may speak with a member of our customer support team by calling 1-800-876-1799

Simple Machines - Lever

You can think of the volume of the cylinder as the area of the base being extended throughout the height of the cylinder. Since you know that the area of the base is 3.14 in. 2 and that the height is 4 in., you can just multiply the two together to get the volume of the cylinder. 3.14 in. 2 x 4 in. = 12.56 in. 3 This is your final answer A. Accelerates B. Retards C. Constant D. Linear Answer- B 22 In case of three cylinder engine the crank placed at.to each other. A.00 B.900 C.1200 D.2700 Answer- C 23 In case of horizontal engine ,if the crank makes an angle of 1400 and rotates clockwise with IDC then torque due to mass at big end is A. Anticlockwise B. Clockwise C. Both A. A hydraulic system produces pressure which can be applied to a area in a piston/cylinder arrangement. The area of the piston determines the force produced. So, a small piston gives or resists a small force while a large diameter piston gives or re.. 62% of people thought this content was helpful. 82 50. Show reviews (1) Back to the top of the page ↑ Math and Arithmetic. Math is the study of abstractions. Math allows us to isolate one or a few features such as the number, shape or direction of some kind of object. Then we can study what can be.

Pascal's Principle and Hydraulic

The air moves from the discharge port to the tank. With each stroke, more air enters the tank and the pressure rises. Typical compressors come in 1- or 2-cylinder versions to suit the requirements. tolerance on the piston and cylinder but this time for the diameter range of 1.97-3.15. The piston and the cylinder were designed to have a diameter of 2. This generated a clearance in the range of 0.0012 to 0.0031 with the piston diameter ranging from -0.0012 to -0.0019 from its nominal size and th

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Hydraulic machinery - Wikipedi

the piston is at the end of the delivery stroke. Good quality machines has a clearance volume of about 6%. But compressors with clearance of 30 - 35% are also common. Processes . a c b d . b - pvc: Delivery process . The exhaust valve opens. The compressed air is delivered out of the cylinder at constant pressure . p2 and temperature T2. Assume that you have two cylinders full of water with a pipe connecting the two cylinders together as shown. If you apply a force F to the left-hand plunger, it creates a pressure in the left-hand cylinder. Let's say you apply a 10 pound downward force to the left-hand cylinder. Let's also say that the radius of the left-hand cylinder is 0.57.

Chapter 2. Mechanisms and Simple Machine

At a minimum, you should include the following in your answer: 1. What type of product or service the company sells 2. How long the company has been in business 3. What the company culture is like OR what the company mission statement is, and how the culture and/or mission relate to your values or personality 24 General Requirements. 29 CFR 1910.212 (a) (1) states that one or more methods of machine guarding must be used to protect operators and other employees from hazards, including those created by point of operation, in-running nip points, rotating parts, flying chips and sparks

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Informal statistics from the server log indicate about 15 hits per user on average, so 50 million hits translates to over 3 million users per year. More recent probes have indicated about 2 million file accesses per day. Email traffic has increased proportionately, and an informal tally of the emails indicates the following frequency of users A cast iron cylinder serves as a counterbalance that is used in a window manufacturer's double-hung window design. The cylinder has a height of 5.25 inches and a diameter of 1.75 inches. The weight density of cast iron is 0.259 lb/in3. Use this information to answer the following questions As a member, you get immediate access to: The largest (and best) collection of online learning resources—guaranteed. Hundreds of expert tutors available 24/7. Get answers in as little as 15 minutes. Educators get free access to course content every month. Access syllabi, lecture content, assessments, and more from our network of college faculty The original patented sewing machine may have been a combined effort relying on previous inventor's work, ideas and innovations. But he is credited with bringing the sewing machine into existence. His machine was capable of only producing a chain stitch. In 1832 Walter Hunt, in New York, added his own ideas to the sewing machine Instead of arms, the cutter has curved, claw-like extensions that come to a point. Just like in the spreader, hydraulic fluid flows into a cylinder, placing pressure on a piston. Depending on the side of the piston that force is exerted on, the claws either open or close. When the piston rod is raised, the claws open Working principle of Grinding Machine: The working principle of a grinding machine is quite easier to understand.. In a grinding machine, there is an electric motor which supplies the motion power to the grinding wheel with the help of a belt and pulley.. So when we start the electric motor the motor rotates at a certain rpm (150-15000 RPM, it may change according to the types of grinding.