# Introduction to Mechanisms

Yi Zhang
with
Susan Finger
Stephannie Behrens

1 Physical Principles
2 Mechanisms and Simple Machines
3 More on Machines and Mechanisms
4 Basic Kinematics of Constrained Rigid Bodies
6 Cams
7 Gears
8 Other Mechanisms
Index
References

## Index of Mechanism Terminologies

[a]   [b]   [c]   [d]   [e]   [f]   [g]   [h]   [i]   [j]   [k]   [l]   [m]   [n]   [o]   [p]   [q]   [r]   [s]   [t]   [u]   [v]   [w]   [x]   [y]   [z]

cam mechanism
change point
compound gears
conjugate profiles
constant acceleration motion
constant velocity motion
crank
crank-rocker
cylindrical pair
cycloidal motion

[d]
definite motion
degrees of freedom (DOF)
degrees of freedom of mechanism
Denative-Hartenberg notation
displacement
displacement vector
deviation angle
double-crank mechanism
double-rocker mechanism
dwell
dynamics

[e]
efficiency
energy
epicyclic gear train
external contact gears

[f]
follower
follower displacement
force
frame
function generation
fundamental law of gear-tooth action

[g]
gears (1)
gears (2)
gear train (1)
gear train (2)
Geneva Wheel
Geneva stop
Grashof's criterion
Grashof's theorem
Gruebler's equation

[h]
harmonic motion
higher pair
Hook's coupling

[i]
idler gear
impulse
inertial mass
inclined plane
instantaneous center
instant center
intermittent gearing
internal contact gears
inversion
involute curve

[j]

[k]
kinematic analysis
kinematic chain
kinematic constraints
kinematic pair
kinematics
kinematic synthesis
kinetic energy
kinetics
Kutzbach Criterion

[l]
lower pair

[m]
machine
mechanism
machinery
mobility
moment
motion
motion generation

[n]
Newton's first law
Newton's second law

[o]
offset
overruning clutch

[p]
pair
pressure angle
path generation
pitch circle (of cam)
pitch circles (of gears)
pitch curve
pitch point
planar general displacement operator
planar mechanism
plane pair
planar rigid-body transformation
planar rotational transformation
planar translational transformation
planet
plannet carrier
planetary gear train
prime circle
potential energy
power
prismatic pair (1)
prismatic pair (2)
pulleys

[q]

[r]
ratchet mechanism
return
revolute pair (1)
revolute pair (2)
revolve
rise
rocker
(planar) rotation operator
(spatial) rotation operator

[s]
screw jack
screw pair
screw operator
slider-crank mechanism
spatial mechanism
spatial rotational transformation
spherical pair
stroke of throw
sun gear

[t]
torque
toggle point
trace point
(planar) translation operator
(spatial) translation operator
transmission angle

[u]
universal joint

[v]
velocity
velocity ratio (1)
velocity ratio (2)
velocity vector

[w]
work
working curve

[x]

[y]

[z]