rahayu.hayat<br />2<br />LIFT<br />(ELEVATOR)<br />LIFT is a vertical transport equipment that efficiently moves people or goods between floors of a building or other structure.<br /> Elevators are generally powered by electric motors that either drive traction cables or counterweight systems like a hoist, or pump hydraulic fluid to raise a cylindrical piston like a jack.<br />
rahayu.hayat<br />3<br />Lifadalahmesin yang digunakanutkkemudahanmengangkutpenumpang @ peralatanke unit ygtinggidalamsesebuahbangunandgnkawalanelektronik & elektrikal.<br />
a conveyor transport device for carrying people between floors of a building.
The device consists of a motor-driven chain of individual, linked steps that move up or down on tracks,
allowing the step treads to remain horizontal</li></li></ul><li>rahayu.hayat<br />36<br /><ul><li>to move pedestrian traffic in places where elevators(lift) would be impractical.
Principal areas of usage include department stores, shopping malls, airports, transit systems, convention centers, hotels, and public buildings.</li></li></ul><li>rahayu.hayat<br />37<br />THE BENEFITS OF ESCALATORS <br />They have the capacity to move large numbers of people, <br />they can be placed in the same physical space as one might install a staircase. <br />They have no waiting interval (except during very heavy traffic),<br />they can be used to guide people toward main exits or special exhibits, and they may be weatherproofed for outdoor use.<br />
rahayu.hayat<br />38<br />Outdoor Escalator Near National Museum Of Singapore.<br />
rahayu.hayat<br />39<br />OPERATIONOF ESCALATORS <br />are powered by constant-speed alternating current motors <br />move at approximately 1–2 feet (0.30–0.61 m) per second. <br />The typical angle of inclination of an escalator to the horizontal floor level is 30 degrees <br />standard rise up to about 60 feet (18 m)<br />Modern escalators have single piece aluminum or steel steps that move on a system of tracks in a continuous loop..<br />
rahayu.hayat<br />40<br />The last wooden escalators in New York. Operated in Macy's Herald Square since 1927.<br />
rahayu.hayat<br />41<br />COMPONENTS<br />Landing platforms <br />Truss<br />Tracks <br />There are actually two tracks: one for the front wheels of the steps (called the step-wheel track) and one for the back wheels of the steps (called the trailer-wheel track<br />Steps <br />Handrail<br />
Rasionalsupayapengunjungmelaluiruang kedai2 utkmenarikpembeli.</li></li></ul><li>rahayu.hayat<br />48<br />SEPARATED BY DISTANCE<br />
rahayu.hayat<br />49<br />MULTIPLE PARALLEL<br />two or more escalators together that travel in one direction next to one or two escalators in the same bank that travel in the other direction<br />
rahayu.hayat<br />52<br />CRISSCROSS<br />minimizes structural space<br />requirements by "stacking“<br />escalators that go in one direction.<br />frequently used in department<br />stores or shopping centers <br />