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8. Match the phrases in column A with those in column B
A B
1. The connection of links by
kinematic pairs is …
2. All kinematic chains are…
3. To study the movement of
mechanism …
4. Kinematic model …
5. Initial mechanism …
6. The number of degrees of freedom
is …
7. The kinematic chains can be …
8. Links which are not influenced by
the driven links movement laws…
A. …is diagrammed in a chosen
scale with exact observance of
all sizes.
B. …a number of independent
parameters, for which it is
necessary to preset values in
order for a given KP.
C. …called a kinematic chain.
D. … is not enough to know its
structure.
E. … are called passive.
F. …subdivided into single-
stranded KC and complex KC.
G. …either spatial or flat.
H. …consists of one link for
which the law of motion is
given, connected by kinematic
pair with a rack.
9. Agree or disagree to these statements.
1. Initial mechanism is a mechanism that consists of two links.
2. Girder is a firm construction.
3. Rectilinear KP is the fourth class of kinematic pair.
4. Each body has six independent motions.
5. Screw KP has two independent motions.
6. Mechanisms are constantly improved.
7. Passive links act on the movement laws of driven links.
8 Kinematic chains may be of several types.
10. Work in pairs.
1. Speak about different kinds of kinematic chains. Draw schemes and give
the detailed characteristic of each chain.
2. Tell about the classification of mechanisms.
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