- Screw bearings
- Винтовые опоры (для сообщения реверса вращающимся раскатным цилиндрам, имеющим осевое перемещение).
Краткий толковый словарь по полиграфии. 2010.
Краткий толковый словарь по полиграфии. 2010.
screw — screwable, adj. screwer, n. screwless, adj. screwlike, adj. /skrooh/, n. 1. a metal fastener having a tapered shank with a helical thread, and topped with a slotted head, driven into wood or the like by rotating, esp. by means of a screwdriver. 2 … Universalium
Bearing (mechanical) — A bearing is a device to allow constrained relative motion between two or more parts, typically rotation or linear movement. Bearings may be classified broadly according to the motions they allow and according to their principle of operation as… … Wikipedia
Ball differential — A ball differential is a type of differential typically used on radio controlled cars. It differs from a geared differential by using several small ball bearings rotating between two plates, instead of bevel gears. History The first ball… … Wikipedia
Lathe — A lathe (pronEng|ˈleɪð) is a machine tool which spins a block of material to perform various operations such as cutting, sanding, knurling, drilling, or deformation with tools that are applied to the workpiece to create an object which has… … Wikipedia
Bushing — A mechanical bushing is a cylindrical lining designed to reduce friction and wear inside a hole, or constrict and restrain motion of mechanical parts. Bushing types One type of bushing is the threaded insert , a hardened metal insert with a… … Wikipedia
Mirror mount — This article is about the general subject. For mirror mounts specific to primary telescope mirrors, see Mirror support cell. Two kinematic mirror mounts, with mirrors. A mirror mount is a device that holds a mirror. In optics research, these can… … Wikipedia
Meridian circle — Groombridge transit circle of 1806 The meridian circle, transit circle, or transit telescope is an instrument for observing the time of stars passing the meridian, at the same time measuring its angular distance from the zenith. The idea of… … Wikipedia
Ball bearing — For individual balls that are sometimes called ball bearings , see Ball (bearing). Working principle for a ball bearing … Wikipedia
Thrust block — A thrust block is a specialised form of thrust bearing used in ships, to resist the thrust of the propellor shaft and transmit it to the hull. Early thrust boxes Early screw propelled steamships used a thrust block or thrust box composed of… … Wikipedia
Linear-motion bearing — A linear motion bearing or slide is a bearing designed to provide free motion in one dimension. There are many different types of linear motion bearings and this family of products is generally broken down into two sub categories: rolling element … Wikipedia