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Vocabulary

coupling жорстка муфта

installation установка

gear box коробка передач

transmit power передавати енергію

misalign­ment розцентровка

engagement зачеплення

reciprocationg зворотньо- поступальний

overhanging blower навiсний насос

gear pinion шпонка

mesh with зчеплюватися з

mating gear teeth парні зуби шестерні

prevent damage запобігати пошкодженню

rotatе, обертатися

flywheel махове колесо

rigid flanges жорсткі фланці

rubber bushings гумові втулки

torsional flexibility гнучкість

jaw-type coupling муфта

housing, casing кожух

vortex вихрь

heat dissipation розсіювання тепла

Test

1.Match the titles to the parts of the text:

1). Disconnectable Couplings.

2). An electric coupling.

3). Flexible couplings.

4).Hydraulic coupling.

5).Solid couplings.

6).Couplings are machine elements.

A

B

C

D

E

F

  1. Match the notions to their definitions:

1.Mechanism

a).A mechanism permitting easy

and quick connection and dis disconnection of two shafts.

2.Coupling

b).A component of a machine that tr transmits or changes motion.

3.Clutch

c).A machine part composed of one detail insert into another, used to transmit torque between a shaft and a machine part assembled on it.

4.Key

d).A machine elements used to join one shaft to another, permanent or e semipermanent connections.

1

2

3

4

  1. What statements are true or false:

1). Cam A rotating or sliding piece of machinery that acts as part of pair to impart or receive motion.

2). Follower The other part of a cam mechanism, usually a rod and shaft that receives and transmits oil from the cam.

3). Ratchet A mechanism that works with a pawl.

4). Couplings are machine elements used to move one shaft after another.

5). Solid couplings consist of flexible flanges on each shaft.

6). Hydraulic coupling. The hydraulic coupling consists of two open-faced vaned impellers placed face to face and en­closed in a housing containing oil.

1

2

3

4

5

6

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