| 单词 |
gripper |
| 释义 |
gripper|ˈgrɪpə(r)|
[f. grip v.1 + -er1.]
One who or that which grips.
†1. gen. = griper 1. Obs. rare—1.
1570Levins Manip. 74/24 A Gripper, harpax.
2. spec.
a. ‘In Ireland, a sheriff's officer; a bailiff’ (Cassell 1884).
b. Austral. slang. One who catches sheep for the shearers.
1886C. Scott Sheep-Farming 137 The catcher or ‘gripper’ supplies the shearers with a fresh sheep as soon as he is finished with the former.
3. An implement used for gripping or clutching; a clutch or claw of any kind; any contrivance employed to seize or embrace an object.
1857Illustr. Lond. News XXXI. 246/1 Conveying a discharge to the said cartridge, and thereby releasing a gripper, and detaining the cable from running away. 1870L. Simon in Eng. Mech. 4 Mar. 609/1 Grippers or fingers take hold of the cut end of the paper. 1871Amer. Encycl. Printing (ed. Ringwalt), Grippers, the metal claws..which seize hold of the sheet of paper as it lies on the feeding-board. 1882Dredge, etc. Electric Illumin. I. 383 The actual work of liberating the catch or the gripper, and feeding the carbon, is effected by gravity. 1884in J. Bucknall Smith Cable or Rope Traction 104 The carriages..shall always be attached by the gripper to the cable. 1886Textile Manufacturer 15 June 288/2 On each carriage 112 to 224 iron tongs or grippers are placed at regular distances.
4. attrib., as gripper edge, gripper machine, gripper mechanism.
1871Amer. Encycl. Printing (ed. Ringwalt), Gripper Machines, power-presses in which grippers, as contradistinguished from tapes, are used. 1892Pall Mall G. 9 Dec. 4/1 By means of a gripper mechanism the driver of the car can reduce the speed to any rate desired. 1932W. Atkins Art & Practice Printing II. iv. 49 Turn the Cylinder forward until the gripper edge is in a position convenient for undoing the three screws. 1940Chambers's Techn. Dict. 391/1 Gripper edge, the edge of a sheet of paper caught by the grippers when it is fed into a cylinder machine. |
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