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clutch and is
A clutch is a mechanical device that provides for the transmission of power ( and therefore usually motion ) from one component ( the driving member ) to another ( the driven member ) when engaged, but can be disengaged.
Clutches are used whenever the transmission of power or motion needs to be controlled either in amount or over time ( e. g., electric screwdrivers limit how much torque is transmitted through use of a clutch ; clutches control whether automobiles transmit engine power to the wheels ).
The opposite is true with a push type, the release bearing is pushed into the clutch disengaging the vehicle drive.
A wet clutch is immersed in a cooling lubricating fluid which also keeps the surfaces clean and gives smoother performance and longer life.
A dry clutch, as the name implies, is not bathed in liquid and should be, literally, dry.
A centrifugal clutch is used in some vehicles ( e. g., Mopeds ) and also in other applications where the speed of the engine defines the state of the clutch, for example, in a chainsaw.
In the case of a chainsaw this allows the chain to remain stationary whilst the engine is idling ; once the throttle is pressed and the engine speed rises, the centrifugal clutch engages and the cutting chain moves.
Also known as a slip clutch or safety clutch, this device allows a rotating shaft to slip when higher than normal resistance is encountered on a machine.
An example of a safety clutch is the one mounted on the driving shaft of a large grass mower.
* Many safety clutches are not friction clutches, but belong to the interference clutch family, of which the dog clutch ( see below ) is the best-known.
The friction material varies in composition depending on many considerations such as whether the clutch is " dry " or " wet ".
The spring pressure is released when the clutch pedal is depressed thus either pushing or pulling the diaphragm of the pressure plate, depending on type.
Engaging the clutch abruptly when the engine is turning at high speed causes a harsh, jerky start.
This plastic pilot shaft guide tool is used to align the clutch disk as the spring-loaded pressure plate is installed.
In a modern car with a manual transmission the clutch is operated by the left-most pedal using a hydraulic or cable connection from the pedal to the clutch mechanism.
The default state of the clutch is engaged-that is the connection between engine and gearbox is always " on " unless the driver presses the pedal and disengages it.

clutch and 3
10 inch Mini-hats with ( 1 ) Hi-hat rod and clutch ( 2 ) Tom and cowbell holder ( 3 ) HiHat legs and pedal
Down 3 2 in the 7th, Cecil Cooper hit a clutch 2-run single to put the Brewers on top and proved to be a game winner.
He was helped by five blocks by Alonzo Mourning ( the Heat had over 10 team blocks in the game even though they were averaging a little over 2 blocks in the series ) and clutch shooting by James Posey, who drained a three pointer which put the Heat ahead by six with 3 minutes to go.
A clutch contains 3 to 4 or occasionally 5 eggs and 2-3 broods are raised each year.
Paxson proved to be a valuable 3-point marksman and clutch shooter in the Bulls ' first 3 championships.
It has a clutch size of 3 to 4 eggs, with the chicks fledging time of 48 days with an average nesting success of 1. 32 chicks per nest.
The female lays a clutch of about 3 smooth, oval, white eggs and both parents incubate ; chicks hatch one at a time rather than all together.
A study of three different European populations showed a mean clutch size of 3. 6 eggs, producing 2. 6 chicks, of which 1. 9 fledged.
The clutch of the Common Crane usually contains two eggs, with seldomly one laid and, even more rarely, 3 or 4.
The clutch numbers 3 9 eggs, typically around 7, with North American clutches tending to be larger on average than European ones.
The typical clutch size is 2 or sometimes 3 eggs.
The clutch consists of 3 to 7 eggs that start white but soon become stained.
A clutch of 3 6 eggs is laid from September to November ( depending on latitude ) and are pale green spotted with various shades of brown.
After about one week of courtship and nest-building, the female lays a clutch of usually 2 or 3 eggs, sometimes just one, sometimes up to six.
The clutch is generally between 2 and 5 eggs, most often 3 or 4, but clutches of up to seven eggs have been recorded.
The clutch size may range from 2 to 7, but is usually 3 or 4.
Funny cars have a fixed gear ratio of 3. 20: 1 and have a reversing gear ; power is transmitted from engine to final drive through a multiple staged clutch which provides progressive incremental lockup as the run proceeds.
The clutch size is 3 5 eggs.
Average clutch size is 9 ( range 6 11 ), and eggs average 50. 5 by 36. 3 mm.
The sandpiper lays a clutch of 3 5 eggs in abandoned tree nests of songbird species, such as those of thrushes.
Several reviews report eastern towhee clutch sizes from 2 to 6 eggs, with means ranging from 2. 45 to 3. 6 eggs per nest.
Eastern towhees in 2 pitch pine ( P. rigida ) barrens sites in New Jersey and New York had a later median egg laying date ( mid-June ) and significantly ( p < 0. 05 ) smaller average early nest clutch sizes ( NJ = 2. 67, NY = 3. 25 ) than those in an oak-hickory ( Carya spp.
) site, which had a median egg-laying date in early June and an average early nest clutch size of 3. 88.
Average clutch size is 4, but commonly varies from 3 to 5, occasionally 6.

clutch and
With strong defense Dernier CF and Sandberg 2B, won the NL Gold Glove-solid pitching and clutch hitting, the Cubs were a well balanced team.
Don Sutton started against Jim Palmer and the Brewers won 10 2, thanks to Robin Yount hitting two clutch home runs, clinching the AL East Division.
In Game 5, eventual 1989 NLCS MVP Will Clark ( who hit. 650, drove in eight runs, including a grand slam off Greg Maddux in Game 1 ) came through in the clutch with a bases-loaded single off of the hard-throwing Mitch Williams to break a 1 1 tie in the bottom of the eighth inning.
Average egg size ( for the mute swan ) is 113 × 74 mm, weighing 340 g, in a clutch size of 4 to 7, and an incubation period of 34 45 days.
A typical clutch contains 4 to 8 greenish-white eggs that are incubated for about 35 40 days.
Robert Horry, however, hit a clutch three-pointer in that final minute, and the 76ers would lose, 91 86.
After going scoreless in the first half, Robert Horry had the " hot hand " in the second half overtime as he nailed a clutch 3-point shot with 9 second remaining to give the Spurs a dramatic 96 95 win.
The normal clutch is 2-4 white eggs, incubated solely by the female, which hatch after about 15 17 days, with another 20 25 days to fledging.
A pedal on a Dresden timpano the clutch ( seen here on the left ) must be disengaged to change the pitch of the drum.
A full clutch of eggs can be produced by a female in about 10 15 days.
Once her entire clutch has been laid, the female incubates the eggs for 19 20 days, until they hatch.
The clutch is 8 13 eggs, which are incubated for 27 28 days to hatching with 50 60 days to fledgling.
The clutch may consist of 5-16 eggs, but usually numbers 8-11 ; they are incubated for 21 23 days.
For example, a mere 7 unequivocal Heath Hen eggs equivalent to a very small clutch ( Luther, 1996 )-are known to be held in public collections today.
The clutch is then incubated for 21 23 days.
Each year the female can lay one clutch of usually four eggs, which hatch asynchronously 33 34 days after being laid.
A clutch averaging 15 20 eggs is laid in mid summer and normally hatches in early fall.

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