Glossary “spring height” Definition:
Dimension from the spring seat to the bottom of the retainer. Measured when the springs are installed.
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spring hose clamp
Glossary “spring hose clamp” Definition:
Clamp made of spring steel with barbs at each end. Squeezing the open ends expands the clamp for removal. Spring tension holds the clamp in place and in tension.
spring leaf
Glossary “spring leaf” Definition:
A long, flat section of spring steel making up all or part of a leaf spring.
spring hammering
Glossary “spring hammering” Definition:
Method of bumping damage with a hammer and a dinging spoon.
spring chair
Glossary “spring chair” Definition:
Term used for axle seat.
spring compressor
Glossary “spring compressor” Definition:
Tool used to compress springs for removal and installation.
spring energized
Glossary “spring energized” Definition:
One-way roller clutch that has the rollers held in contact with the cam and race by individual springs, or by means of a spring-actuated cage.
spring eye
Glossary “spring eye” Definition:
Main spring-leaf end that is formed in a O-shape for placement of the rubber spring-mounting bushings.
spring bind
Glossary “spring bind” Definition:
Term used for coil bind.
spring break chamber
Glossary “spring break chamber” Definition:
1). Device used with brake assemblies as a fail safe unit that automatically applies the truck’s service brakes in the event of an air loss. 2). Device used as a parking brake and is used with cam and wedge-type brakes.
spring break valve
Glossary “spring break valve” Definition:
1). Device that limits the hold-off pressure to the spring-brake chambers via a relay valve or quick release valve. 2). Device that provides a modulated spring-brake application to the front axle proportional to the service braking pressure whenever a loss of pressure occurs.
spring back
Glossary “spring back” Definition:
Tendency of a material to return to its original shape or near its original shape after being bent.
spreader
Glossary “spreader” Definition:
Tool used to apply filler to low spots in body panels. Also refers to the tool that is used to spread some differential cases to allow the removal of the gear assembly.
spring
Glossary “spring” Definition:
1). Small steel coils that are used to close the intake and exhaust valves when the cam lobes release pressure on the valve stem. 2). Steel or composite elastic leaf or coil-like device that compresses as it absorbs energy and returns to its original position when it releases that energy.
spread
Glossary “spread” Definition:
Difference between alignment measurement from side to side.
spread bore carburetor
Glossary “spread bore carburetor” Definition:
Four-barrel carburetor having small primary and large secondary barrels.
spray gun washer
Glossary “spray gun washer” Definition:
Enclose equipment that automatically cleans a spray gun.
spray pattern
Glossary “spray pattern” Definition:
Pattern made by material sprayed from a stationary spray gun as it strikes a flat surface.
spray pattern test
Glossary “spray pattern test” Definition:
Process to check the operation of the spray gun on a piece of paper.
spray out panel
Glossary “spray out panel” Definition:
Test panel that checks the paint color and also shows the effects of the painter’s technique.