Power wrench: Difference between revisions
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A '''power wrench''' is type of [[wrench]] that is powered by other means than human force. A typical [[power source]] is [[compressed air]]. There are two main types of power wrenches: ''[[impact wrench]]es'' and ''air ratchet wrenches'' or ''pneumatic ratchet wrenches''.<ref>{{Harvnb|Webster|2000|p=24}}.</ref> |
A '''power wrench''' is type of [[wrench]] that is powered by other means than human force. A typical [[power source]] is [[compressed air]]. There are two main types of power wrenches: ''[[impact wrench]]es'' and ''air ratchet wrenches'' or ''pneumatic ratchet wrenches''.<ref name="webster">{{Harvnb|Webster|2000|p=24}}.</ref> |
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==Air ratchet wrench== |
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An air ratchet wrench is very similar to hand powered [[ratchet wrench]]es in that it has the same square drive, but an [[air motor]] is attached to turn the socket drive. Pulling the trigger activates the motor which turns the socket drive. A switch is provided to change which direction the socket drive turns.<ref name="webster"/> |
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==References== |
==References== |
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Revision as of 15:30, 17 August 2009
A power wrench is type of wrench that is powered by other means than human force. A typical power source is compressed air. There are two main types of power wrenches: impact wrenches and air ratchet wrenches or pneumatic ratchet wrenches.[1]
Air ratchet wrench
An air ratchet wrench is very similar to hand powered ratchet wrenches in that it has the same square drive, but an air motor is attached to turn the socket drive. Pulling the trigger activates the motor which turns the socket drive. A switch is provided to change which direction the socket drive turns.[1]
References
- ^ a b Webster 2000, p. 24.
Bibliography
- Webster, Jay (2000), Outdoor Power Equipment, Cengage Learning, ISBN 9780766813915.