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powerpoint slides on input and output devices

Unit 7 input device and output device

Unit 7 input device and output device

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... functionHomeemê Del InsPgdnnncaplocksptsrnDơnF2Dơn Unit 7 input devices and output devices. I - input devices. A hardware device that sends information into the CPU. Without any input devices ... peripheral input device that lookssimilar to a control device connected to acomputer that the user holds and moves tocontrol actions on the screen especially invideo gams. MicrophoneA microphone ... is used to move thecursor around on the monitor and for many otherfunctions. This mouse has three buttons and a wheel tomake actions fasterScanner display and adjust the characteristics of...
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AASHTO Subcommittee on Bridges and Structures Newport, RI June, 2005

AASHTO Subcommittee on Bridges and Structures Newport, RI June, 2005

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... Web-based and standaloneversions– Support for customization optionscurrently in Pontis Two Bridges, One Project | Sections 2 & 522Pontis User Group Meetingã September 28th and 29th, ... Bridges, One Project | Sections 2 & 513 On the Horizon – June 06Phase II Truss – rating moduleusing AASHTO FEA completeContinue work on AASHTOStandard analysis engine- Add P/S concrete ... State, Illinois and Montana DOTs along withSC&RAVirtis and Opis Superstructure BRIDGEWare… supporting the LRFD and LRFR specifications and training efforts.Thank you for yourcontinuing support....
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Mechanisms and Mechanical Devices Sourcebook - Chapter 3

Mechanisms and Mechanical Devices Sourcebook - Chapter 3

Cơ khí - Chế tạo máy

... either conventional glue-label application or it can heat-seal labels in cut or roll form. Themachine labels the front and back of round or odd-shaped con-tainers at speeds of 60 to 160 containers ... fabrication. Themovement might be from one worker to another or from one part of a plant to another. Most ofthe conveyors shown here are components in processing machines. Both continuous and intermittently ... Bottle spac-ers ensure that containers remain 71⁄2in. apart on the conveyor. Dual label-transfer turrets allow for the simulta-neous application of front and backlabels.Sclater Chapter...
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Mechanisms and Mechanical Devices Sourcebook - Chapter 4

Mechanisms and Mechanical Devices Sourcebook - Chapter 4

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... index it, first in one direction and thenanother. Additional variation in output motion can be obtainedby adjusting the angular positions of the output cranks.The key concept in this indexer ... of lobes L3 and L4 on the gears 3 and 4. In the drawings, L3= 2 and L4= 3. Any two lobes on the twogears (i.e., any two lobes of which one is on one gear and the other on the othergear) ... add a varying velocity component to conventional geneva motion.Fig. 1 With a conventional external geneva drive, a constant-velocity input produces an output consisting of a varying velocityperiod...
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Mechanisms and Mechanical Devices Sourcebook - Chapter 5

Mechanisms and Mechanical Devices Sourcebook - Chapter 5

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... radial positionof the input and output shafts. Theyintroduce a torque into the system whilerunning, synchronizing the input and out-put shafts, or changing the timing of acam on the output shaft.Rotation ... 138 134TWELVE EXPANDING AND CONTRACTING DEVICES Parallel bars, telescoping slides, and other devices that can spark answers to many design problems.Fig. 1Figs. 1 and 2 Expanding grilles are ... or similarconstructions have possible applications wherever it is required to obtain greatly multiplied motions. These transmissions depend on cams, sector gears and pinions, levers and cranks,...
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Mechanisms and Mechanical Devices Sourcebook - Chapter 6

Mechanisms and Mechanical Devices Sourcebook - Chapter 6

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... radiation-resistant and can beused in high vacuum conditions or inenvironments where there is dirt and contamination.185TAUT BANDS AND LEADSCREW PROVIDE ACCURATE ROTARY MOTIONFlexible bands ... position and, if desired, on to theflipped side to a deflection of about140%. In most applications, the flat posi-tion is the limit of travel, and for deflec-tions beyond the flat, the contact ... anti-vibration suspension is required.With a tapered mandrel and torsionspring the effective number or coilsdecreases with torsional deflection.A four-bar mechanism in con-junction with a...
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Mechanisms and Mechanical Devices Sourcebook - Chapter 7

Mechanisms and Mechanical Devices Sourcebook - Chapter 7

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... ROLLER CHAINS AND THEIR ADAPTATIONSVarious roller, side-plate and pin configurations for power transmissions, conveying, and elevating.STANDARD ROLLER CHAIN—FOR POWER TRANSMISSION AND CONVEYINGSINGLE ... induction servomotorpermits electronic or magnetic signal amplification. A rotating input avoids a lin-ear input and output of the simple windlass. Control and output ends of the mul-titurn bands ... (constant-velocity)line.The cycloidal is considered to be thebest standard cam contour because of itslow dynamic loads and low shock and vibration characteristics. One reason forthese outstanding attributes is...
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Mechanisms and Mechanical Devices Sourcebook - Chapter 8

Mechanisms and Mechanical Devices Sourcebook - Chapter 8

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... transmissions, this one is muchmore forgiving of (1) errors in manufac-turing and alignment and (2) thermal and vibrational changes in the sizes and posi-tions of the meshing components. One ofthe ... its mounting on the input shaft. Onerotation of the input shaft causes one complete nutation of theSclater Chapter 8 5/3/01 12:42 PM Page 244 249Sphere -and- disk drives (Figs. 12 and 13).The ... driving cones, the direc-tion of rotation and speed can be varied.The unit was invented by Marion H. Davis of Indiana.that engage between cams on the rotor and stator. Cam surfaces and camrollers...
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Mechanisms and Mechanical Devices Sourcebook - Chapter 9

Mechanisms and Mechanical Devices Sourcebook - Chapter 9

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... itresponds faster.Edges of the clutch bands carry theentire load, and there is also a compoundaction of one band upon another. As thetorque builds up, each band pushes down on the band beneath ... clutch, on the other hand, is a three-member unitwith rotating input and output members and a stationary coilhousing. It eliminates the need for brushes and slip rings, but itdemands additional ... clutches.One clutch catches in one direction and theother catches in the opposite direction. Thereis little or no interruption of smooth output rota-tion when the input direction changes.This rolling...
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Mechanisms and Mechanical Devices Sourcebook - Chapter 10

Mechanisms and Mechanical Devices Sourcebook - Chapter 10

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... combined with two separate con-trollers and actuators. The first controlsthe in-feed speed and tension of thepaper stock, and the second controls thewind-up. The in-feed is controlled by maintain-ing ... stripafter preparation in a coil that is sound and slip-free. An automatic, constant-350Speed and Tension Control (continued)Fig 4 Floating rolls are direct indicators of speed and tension in the paper ... movements actuate conveyor control mechanisms.Sclater Chapter 10 5/3/01 1:07 PM Page 350 tension winding control and a secondaryindicator initiate the control action.The control system shown...
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