Energy

conversion

Energy

transmission

Energy

storage

Locating

Friction

reduction

Switching

Sealing

Sensors

Miscellaneous

machines

Turbo machinery

Gas turbine engines Rotodynamic pumps

Compressors

Fans

Propellers

Turbines

Internal  combustion

Engines

    Rotary

    Reciprocating

Boilers and combustors

Electric motors

Alternators and generators

Solenoids

Pneumatic and hydraulic actuators

Brakes

disc

drum and band

Pumps

Rockets

Heat exchangers

Guns

Dampers and shock absorbers

Fuel cells

Gears

spur

helical

bevel

worm

conformal

Belts

Flat

vee

wedge

round

synchronous

Chains

roller

leaf

conveyor
silent

Cables and ropes

Couplings

rigid

flexible

universal

Cranks

Cams

Power screws and threads

Levers and linkages

Pipes, hoses and ducts

Ball screws

Flywheel

Springs

helical

leaf

Belleville

rubber

spiral

 garter

Fluid accumulator

Gas spring

Reservoir

Pressure vessel

Solid mass

Chemical

Charge

Torsion bar

Threaded fasteners

bolts

Nuts and lock

nuts

grub screws

studs

screws

Washers

Nails

Pins

cylindrical

taper

spring

Rivets

Tolerance rings

Expanding bolts

Keys

Flat, round   

Profiled

gib head

Woodruff

Splines

Circlips

Snap rings

Clamps

Retaining rings

Shoulders

Spacers
Grooves
Fits

clearance

transition

interference

Adhesives

Welds

Rolling element bearings

deep groove

cylindrical
roller

needle roller

taper roller

angular

contact

self aligning

thrust

recirculating   

ball

Sliding bearings

plain rubbing

hydrodynamic

hydrostatic

hydrodynamic  sideway

Wheels and rollers

Brushes

Clutches

square jaw

multiple

serration 

sprag

roller

disk

drum

cone

magnetic

synchromesh

Ratchet and pawl

Geneva Mechanisms

Valves

Latches

Triggers

Bimetallic strips

Dynamic seals

mechanical face

lip ring

bush

labyrinth

brush

ferrofluidic

rim seals

O rings

packings

piston rings

Static seals

gaskets

O rings

gaskets sealants

Motions

Dimensional

Mass

Force

Torque

Power

Pressure

pilot tubes

static tappings

manometers

piezoelectric

Sound

Flow

laser doppler

hot wire

ultrasonic

Level

Humidity

Temperature

thermocouples

resistance

thermometers

pyrometers

Heat flux

thermopile

Gardon gauges

Strain and stress

Time

Chemical composition

Hinges, pivots

Linkages

Levers

Tools

cutter

shears

drills

formers

Grips

Guides

Followers

Housings

frames

casings

enclosures

Sprays

Shutters

Hooks

Pulleys

Handles

Rollers and drums

Centrifuges

Filers