sprag


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sprag

 (sprăg)
n.
1.
a. A piece of wood or metal wedged beneath a wheel or between spokes to keep a vehicle from rolling.
b. A pointed stake lowered at an angle into the ground from a vehicle to prevent movement.
2. A prop to support a mine roof.
[Perhaps of Scandinavian origin.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

sprag

(spræɡ)
n
1. (Automotive Engineering) a chock or steel bar used to prevent a vehicle from running backwards on an incline
2. (Mining & Quarrying) a support or post used in mining
3. (Mining & Quarrying) mining NZ a steel bar inserted into the wheels of a box to act as a brake
[C19: of uncertain origin]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sprag

(spræg)

n.
a pole hinged to a rear axle, as of a cart, in such a way that it can act as a brace against rolling downhill.
[1835–45; of uncertain orig.]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

sprag

- A block placed behind a car wheel to keep it from rolling down a hill.
See also related terms for rolling.
Farlex Trivia Dictionary. © 2012 Farlex, Inc. All rights reserved.

sprag

A projection preventing the movement of platforms or pallets in the side guidance rails in an aircraft cabin.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sprag - a chock or bar wedged under a wheel or between the spokes to prevent a vehicle from rolling down an incline
chock, wedge - a block of wood used to prevent the sliding or rolling of a heavy object
2.sprag - a wooden prop used to support the roof of a mine
pitprop
prop - a support placed beneath or against something to keep it from shaking or falling
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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Figure 1 shows a manufacturers cut-out view of a complete sprag clutch, while Figure 2 gives a simplified schematic of its basic components.
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A parts supplier, for example, uses the system to check clutch ring assemblies for dimensionability, sprag placement and relative ring position.
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One player to be watched with interest is the former Academy back Warren Sprag, who was picked for the Combined Counties summer tour after playing for Lancashire in the Championship.
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Our Engineering experience continually expands our design features which include: no back lash, Sprag and Ramp/Roller Technology, Free-Action retainers, PCE sprag design, Formchrome sprags, Centrifugal Lift-Off designs and operational cost savings with rebuilding capability designed into clutches.
Web 2003 directory
According to Van der Graaf project manager Rick Zander, a sprag clutch normally keeps the loaded belt from back-driving the reversible motor.
Unwind the incline. (Technology Focus)
The engine and regenerative 60-kW (peak) electric drive unit drive through the GM transmission, and are separated by an over-running sprag clutch.
The colleges of hard knocks. (Engineer)
WELL COVERED: Saracens' Brett Sprag is well marshalled by the Bath defence
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As a group, the Grizzlys offer rugged good looks, excellent ground clearance, good hauling and towing capacity, and a transmission with Yamaha's exclusive sprag clutch.
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