| 单词 | rack and pinion |
| 例句 | Engineering-wise, the Next Gen car includes an independent rear suspension and rack and pinion steering that’s more reactive to slight driver adjustments. As Daytona 500 looms, drivers race to adapt to NASCAR’s ‘Next Gen’ racecar 2022-02-19T05:00:00Z About 10 years ago, Gear Works designed and built a rack and pinion gear system that slid open a big door in the fuselage of a specially built 747 jumbo jet while in flight. Seattle maker of massive gears changes hands after seven-decade run 2018-02-14T05:00:00Z WHY: The steering coupling can strip on the rack and pinion assembly and result in a loss of steering control and crash hazard. Recalls this week: electric water kettles, pacifiers 2016-05-06T04:00:00Z The stage lifts use rack and pinion motors instead of hydraulics. The Technology Behind The Las Vegas Magic Of Cirque Du Soleil, Part One 2013-08-30T05:01:00Z The turnstiles of the new Main Entrance in Pontnewydd Street revolved ceaselessly, with a noise as of an unending rack and pinion. Mushroom Town 2012-04-21T02:00:25.923Z The handle on the right operates the heads along the cross slide also by a rack and pinion motion. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z The piston was raised and depressed by means of a rack and pinion. Heroes of Science: Physicists 2012-01-17T03:00:17Z Leading mechanical principles in presses are also indicated by name, as screw presses, toggle presses, beater press, revolving press, hydraulic press, rack and pinion press, and rolling pressure press and so on. Inventions in the Century 2011-07-20T02:00:14.643Z To focus the Condenser properly it is adjustable by rack and pinion movement on Stands A, I, Ia, Ib, and by side screw on Stands II and IIa. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The camera is equipped with rising and sliding front, rack and pinion for easy focusing, two tripod sockets and a very positive automatic standard clamp. Kodaks and Kodak Supplies 1914 The blades were moved by a rack and pinion mechanism, and triggered by a knob at the end of the handle. Bloodletting Instruments in the National Museum of History and Technology A rack and pinion attachment is supplied for ease in focusing. Premo Cameras 1914 The serious shortcomings of the rack and pinion were its great noisiness and the limitation it imposed on hoisting speed. Elevator Systems of the Eiffel Tower, 1889 A small rack and pinion arrangement serves for the adjustment of condenser and diaphragm. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z They have rising and sliding fronts, reversible finders, rack and pinion for focusing, spirit levels, in fact every useful convenience that can be put into a hand camera. Kodaks and Kodak Supplies 1914 The telescope is fitted with long rack and pinion motion. Astronomical Instruments and Accessories Bed, mahogany with rack and pinion for focusing. Premo Cameras 1914 The system went into operation as originally designed, free of the odious rack and pinion. Elevator Systems of the Eiffel Tower, 1889 Stand on heavy horse-shoe base, large stage with glass plate, adjustment by rack and pinion. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z It has both rising and sliding front, reversible finder, rack and pinion for focusing, spirit level, double focusing scale—one for films and the other for plates. Kodaks and Kodak Supplies 1914 The eye end has long and heavy rack and pinion motion and the whole can be easily removed. Astronomical Instruments and Accessories Bed, hand polished wood, finished in black, and supplied with rack and pinion for fine focusing, and swing arrangement. Premo Cameras 1914 The shuttle is carried through the shed or warp by a rack and pinion, instead of being thrown through as in broad goods; otherwise the weaving is the same. Textiles For Commercial, Industrial, and Domestic Arts Schools; Also Adapted to Those Engaged in Wholesale and Retail Dry Goods, Wool, Cotton, and Dressmaker's Trades Large mechanical stage for stand, A, adapted for slides 50×100 mm; both movements by rack and pinion adjustments $32.— Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Delineation of a rack and pinion in gear. Scientific American, Volume 40, No. 13, March 29, 1879 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures The microscope is of variable magnifying power, focused by rack and pinion. Astronomical Instruments and Accessories The swing back is actuated by rack and pinion, with locking device, as is also the rising and falling front. Premo Cameras 1914 The rack and pinions are of cast steel, as is also the tiller crosshead. Scientific American Supplement, No. 1178, June 25, 1898 Coarse adjustment by rack and pinion, fine adjustment by micrometer-screw, the milled head of which has 50 divisions, each representing a motion of the objective of 1/100 mm. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The wax and disc records were adjusted at known starting-points and the stylus carefully lowered, by the rack and pinion adjustment, to the surface of the disc. Harvard Psychological Studies, Volume 1 Containing Sixteen Experimental Investigations from the Harvard Psychological Laboratory. The carriage supporting the microscope is moved by rack and pinion. Astronomical Instruments and Accessories Swing, vertical; rack and pinion actuated, with locking device. Premo Cameras 1914 The apparatus is furnished with a standard with rack and pinion, and the base furnished with leveling screws. Experimental Determination of the Velocity of Light Made at the U.S. Naval Academy, Annapolis Aplanatic triplets 64-68 can only be used on stands with rack and pinion adjustment. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The focusing is done by means of a rack and pinion. Scientific American Supplement, No. 799, April 25, 1891 It consists of a lever, screw, rack and pinion, hydraulic press, or any simple combination of mechanical powers, working in a compact pedestal or support and operated by a lever, crank, capstan bar, etc. The Gutenberg Webster's Unabridged Dictionary Section I, J, K, and L The camera can be focused from both front and rear by rack and pinion, so that the back can be racked up as close to the front as desired. Premo Cameras 1914 Even a desperate horror of the rack and pinion railway up and down the steep mountain did not daunt the incomparable chaperone. The Prince of Graustark The adjustments of the objectives are accomplished by rack and pinion and by micrometer screw. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z It can, however, be used to best advantage only on such stands as are provided with a coarse adjustment by rack and pinion. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z A horizontal rack and pinion arrangement permits oblique illumination, and a vertical rack and pinion permits adjustment of the whole sub-stage. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z It has a rack and pinion for focusing, rising and sliding front and swing bed. Premo Cameras 1914 The coarse adjustment of the microscope is by rack and pinion. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Coarse adjustment by rack and pinion, new fine adjustment by micrometer-screw, the head of which is graduated each division = 1/1000 mm. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z This lens and the eye-piece can be raised or lowered by rack and pinion. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The coarse adjustment is by rack and pinion. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The extension plate is actuated by rack and pinion working with exceptional smoothness and provided with a simple locking device. Premo Cameras 1914 The movements of the stage are at right angles to one another, are accomplished by carefully constructed rack and pinion adjustments and the exact position of each adjustment is indicated by vernier scales. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Stand on heavy base, with rack and pinion adjustment etc. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The coarse adjustment consists of rack and pinion and moves the tube of the microscope in a vertical groove with the least possible friction. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Stand III is now provided with rack and pinion adjustment. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Front, rising and falling; rack and pinion actuated, with locking device. Premo Cameras 1914 The whole sub-stage may be raised or lowered in the optical axis by means of a rack and pinion, and a similar arrangement permits lateral illumination by moving the iris diaphragm in the horizontal plane. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The upright also carries, two arms, by rack and pinion adjustment, the one supporting the object stage, the other regulating the length of the camera. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The motion of the microscope is by means of a screw, that of the stage by double rack and pinion. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The stand is inclinable and fitted with revolving centering stage, coarse adjustment by rack and pinion, fine adjustment by micrometer screw with scale. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The rising and falling front is actuated by rack and pinion, as are both the horizontal and vertical swings. Premo Cameras 1914 Stand VI is provided with rack and pinion adjustment only. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Coarse adjustment by rack and pinion, fine adjustment by micrometer screw with graduated head. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Stand III is now provided with rack and pinion coarse adjustment instead of sliding tube. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z The stand is provided with rack and pinion adjustment and both draw-tubes are also regulated by a rack and pinion arrangement, so that they may be adapted to the correct distance of the observers eyes. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Medium Size Microscope, stand inclinable to the extent of 45°, tripod foot, coarse adjustment by rack and pinion, fine adjustment by micrometer screw. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z A rack and pinion adjustment serves as adjustment of the microscope tube. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Adjustable by means of a carefully constructed rack and pinion, rendering it possible to focus objectives of fairly high power. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z Simple Dissecting Microscope, with adjustment by rack and pinion, movable plane mirror and white glass plate, glass stage in metal frame. Microscopes and Accessory Apparatus Catalogue No. 40 2011-04-14T02:00:42.743Z |
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