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GLOSSARY OF TERMS
Activate (operating controls)
To move an operating control so that it is in a position that
allows the tool to be actuated or that satisifes one require-
ment for the tool to be actuated.
Actuate (tool)
To cause movement of the tool component(s) intended to
drive a fastener.
Actuation system
The use of a trigger, workpiece contact and/or other operat-
ing control, separately or in some combination or sequence,
to actuate the tool.
• Single sequential actuation
An actuation system in which there is more than one
operating control and the operating controls must be
activated in a specific sequence to actuate the tool.
Additional actuation can occur when a specific operat-
ing control, other than a workpiece contact, is released
and re-activated.
• Contact actuation
An actuation system in which there is more than one
operating control and the operating controls can be
activated in any sequence to actuate the tool. Addi-
tional actuation can occur when any operating control
is released and re-activated.
• Selective actuation
An actuation system that allows discrete selection of
two or more of the following actuation systems, single
sequential actuation, full sequential actuation or contact
actuation. One or more of the selections shall be single
sequential actuation or full sequential actuation.
Air inlet port
In an air tool, the opening to which the compressed air supply
is connected, usually by means of a threaded fitting.
Fastener
A staple, pin, brad, nail, or other fastening device which is
designed and manufactured for use in the tools within the
scope of this standard.
Jam
An obstruction in the feed or drive areas of the tool.
Maximum air pressure
The maximum allowable pressure of the compressed air, as
specified by the manufacturer, for operating a tool.
Operating control
A control that separately, or as part of an actuation system,
can cause the actuation of a tool.
Trigger
A tool operating control activated by a tool operator’s fin-
gers.
Workpiece
The intended object into which a fastener is to be driven
by a tool.
Workpiece contact
An operating control element or assembly on the tool in-
tended to be activated by the material to be fastened.