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-- Captions by VITAC --
www.vitac.com
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CAPTIONS PAID FOR BY
DISCOVERY COMMUNICATIONS
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Narrator: IN MOTOR VEHICLES,
AN OIL PRESSURE SENSOR
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IS A CRITICAL PART
OF THE ENGINE.
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AS OIL LUBRICATES,
COOLS AND CLEANS THE MOTOR,
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00:01:02,862 --> 00:01:05,631
THIS SENSOR CONSTANTLY
MEASURES THE PRESSURE
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AND SIGNALS A PROBLEM BEFORE
IT CAUSES SERIOUS DAMAGE
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00:01:08,534 --> 00:01:10,270
TO THE ENGINE.
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00:01:18,144 --> 00:01:19,711
SCREWED TO THE ENGINE BLOCK
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00:01:19,712 --> 00:01:21,679
AND CONNECTED
TO THE CAR'S COMPUTER,
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00:01:21,680 --> 00:01:23,015
THE SENSOR CAN DETECT
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THE SMALLEST CHANGE
IN OIL PRESSURE.
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THE COMPUTER RELAYS
THE INFORMATION
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00:01:28,620 --> 00:01:30,554
TO THE GAUGE ON THE DASHBOARD.
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IT ALLOWS THE DRIVER TO TELL
AT A GLANCE
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IF THERE'S A PRESSURE PROBLEM
UNDER THE HOOD.
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TO MANUFACTURE
MOTOR OIL SENSORS,
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A ROBOT PICKS UP
A PERFORATED CERAMIC BOARD
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00:01:44,403 --> 00:01:47,738
AND TRANSFERS IT TO A CARRIAGE.
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THE CARRIAGE SHUTTLES THE BOARD
INTO A SCREEN PRINTING MACHINE.
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00:01:52,278 --> 00:01:55,380
IT SQUEEGEES
PALLADIUM SILVER PASTE ONTO IT,
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CREATING A PATTERN FOR A SENSOR
AROUND EACH OF THE HOLES.
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THE SILVER WILL SERVE
AS AN ELECTRICAL CONDUCTOR.
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00:02:04,057 --> 00:02:06,157
A TRIP THROUGH A LONG OVEN
BAKES THE SILVER PASTE
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ONTO THE CERAMIC.
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00:02:09,262 --> 00:02:11,563
THEN IT'S BACK TO
THE SCREEN PRINTING MACHINE.
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00:02:15,032 --> 00:02:18,336
THIS TIME, THE SQUEEGEE APPLIES
A GREEN GLASS GLAZE
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ONTO THE SILVER.
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THE PATTERN LEAVES SOME
OF THE SILVER EXPOSED
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00:02:25,379 --> 00:02:27,311
FOR THE ATTACHMENT OF COMPONENTS
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00:02:27,312 --> 00:02:30,514
LIKE CAPACITORS AND DIODES.
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A ROBOT THEN APPLIES
THOSE COMPONENTS
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FASTER THAN YOU CAN
BLINK AN EYE.
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THE NEXT ROBOT TRANSFERS
TERMINALS TO THE SENSORS.
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00:02:45,664 --> 00:02:47,264
TO ALIGN THE PRONGS
OF THE TERMINAL
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WITH EXPOSED SILVER
ON THE SENSOR,
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THE ROBOT TAKES A PICTURE
AND SENDS IT TO THE COMPUTER.
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THE COMPUTER THEN GUIDES
THE POSITIONING.
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IT ALL HAPPENS IN A FLASH.
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ONCE THE TERMINAL HAS BEEN
SOLDERED TO THE SENSOR,
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ANOTHER ROBOT DISPENSES
ADHESIVE AROUND THE COMPONENTS.
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THIS SEALS THE CIRCUITRY
FROM THE OIL
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THAT WILL FLOW
THROUGH THE CENTER HOLE.
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THE NEXT ROBOT PLACES
A SILICON CHIP ON THE SENSOR,
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COVERING AND SEALING
THE CENTER HOLE.
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THIS CHIP WILL REACT
TO CHANGES IN OIL PRESSURE.
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ANOTHER ROBOT BONDS
THE SILICON CHIP
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TO THE CIRCUITRY
USING ALUMINUM WIRE
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THAT'S THINNER
THAN A HUMAN HAIR.
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THIS COMPLETES
THE ELECTRICAL CONNECTION.
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00:03:48,826 --> 00:03:52,530
AN EMPLOYEE NOW INSERTS THE ENDS
OF THE SENSORS IN A FIXTURE
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00:03:52,531 --> 00:03:55,233
AND BREAKS THEM
ALONG SCORE LINES.
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00:03:55,234 --> 00:03:58,769
THIS SEPARATES THEM
INTO STRIPS OF FIVE.
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SHE TRANSFERS THE STRIP
TO A MACHINE
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00:04:01,105 --> 00:04:04,143
THAT BENDS THE TERMINALS
TO A PRECISE SHAPE.
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SHE SNAPS THE CERAMIC ALONG
MORE SCORE LINES
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TO SEPARATE THE STRIPS OF FIVE
INTO SINGLE SENSORS.
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00:04:19,057 --> 00:04:23,128
NEXT, SHE CONNECTS THE TERMINALS
TO POSTS IN PLASTIC HOUSING.
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00:04:23,129 --> 00:04:25,063
AFTER SOLDERING THEM IN PLACE,
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SHE FOLDS THE REST
OF THE SENSOR OVER THEM.
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00:04:31,036 --> 00:04:35,006
SHE THEN PLACES BRASS SHELLS
IN A CARRIER.
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SHE INSERTS TWO RUBBER O RINGS
IN THE SHELLS --
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00:04:37,910 --> 00:04:43,080
A LARGE ONE AND A SMALLER ONE
AROUND THE CENTER HOLE.
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00:04:43,081 --> 00:04:46,551
THE ROBOTS TAKE IT FROM HERE.
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THE FIRST ONE PICKS UP
THE SENSOR ASSEMBLY,
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00:04:48,588 --> 00:04:54,958
AND USING A CAMERA AS A GUIDE,
TRANSFERS IT TO THE BRASS SHELL.
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00:04:54,959 --> 00:04:58,929
THEN IT'S OVER TO
A PRESS AND CRIMP STATION.
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00:04:58,930 --> 00:05:02,467
THE TOP TOOL APPLIES PRESSURE
TO COMPRESS THE O RINGS
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00:05:02,468 --> 00:05:05,872
AS FORMING TOOLS CRIMP THE SHELL
AROUND THE SENSOR.
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00:05:10,776 --> 00:05:14,645
AN APPLICATOR COATS THE THREADS
OF THE BRASS SHELL WITH SEALANT.
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00:05:14,646 --> 00:05:17,681
WHEN DRY, THIS SEALANT WILL
ENHANCE THE SENSOR'S FIT
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00:05:17,682 --> 00:05:20,819
TO THE ENGINE
TO PREVENT OIL LEAKAGE.
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A TEST HIT PROBES EACH SENSOR,
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PERFORMING
A FULL ELECTRICAL EVALUATION.
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IT ALSO APPLIES AIR PRESSURE
TO TEST FOR LEAKS.
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AFTER PASSING THE TEST,
THE OIL SENSOR IS COMPLETE.
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Narrator: BUSINESSES LOOKING
TO ADVERTISE
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WILL OFTEN COMMISSION
A PRINTING COMPANY
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TO PRODUCE
A LARGE POSTER OR BANNER.
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00:06:05,844 --> 00:06:07,677
THE QUALITY OF
LARGE FORMAT PRINTING
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IS BETTER THAN EVER
THANKS TO DIGITAL TECHNOLOGY.
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COMMERCIAL EQUIPMENT
CAN TYPICALLY PRINT A BANNER
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UP TO 16 FEET HIGH
BY 150 FEET WIDE.
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IF THE REQUIRED SIZE IS LARGER,
IT'S PRINTED IN SECTIONS,
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THEN JOINED TOGETHER.
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00:06:37,075 --> 00:06:39,675
A PREPRESS TECHNICIAN
PREPS THE CLIENTS' DESIGN
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FOR PRINTING --
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ADJUSTING COLORS, SECTIONING,
AND ADDING A BLEED.
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00:06:45,250 --> 00:06:47,886
THIS IS A BLIND BORDER
AROUND THE DESIGN
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00:06:47,887 --> 00:06:52,488
BECAUSE THE MACHINES CAN'T PRINT
ALL THE WAY TO THE EDGE.
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00:06:52,489 --> 00:06:55,192
THEN IT'S TIME TO LOAD
A ROLL-TO-ROLL PRINTING MACHINE
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WITH WEATHER RESISTANT
VINYL MESH.
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THEY FEED THE LEADING EDGE
OF THE ROLL INTO THE MACHINE
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00:07:03,668 --> 00:07:06,336
AND PULL IT THROUGH
THE OUTPUT END.
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00:07:06,337 --> 00:07:08,437
THIS ALIGNS THE VINYL
SO THAT THE PRINTING
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00:07:08,438 --> 00:07:10,240
WON'T COME OUT CROOKED.
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THEY SLIP A CARDBOARD TUBE
OVER THE ROLLER
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WHICH WILL RECEIVE
THE PRINTED VINYL
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AND TAPE ON THE LEADING EDGE.
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00:07:18,015 --> 00:07:20,617
IF THIS JOB REQUIRED PRINTING
ON A RIDGED MATERIAL,
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00:07:20,618 --> 00:07:22,718
THEY'D BE USING
A FLATBED PRINTER
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RATHER THAN THE ROLL-TO-ROLL.
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00:07:24,822 --> 00:07:29,759
BOTH MACHINES PRINT
WITH INK-JET TECHNOLOGY,
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SIMILAR TO
A HOME COMPUTER PRINTER.
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00:07:33,998 --> 00:07:36,834
HOWEVER, RATHER THAN USING
DYE-BASED INKS,
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00:07:36,835 --> 00:07:39,204
THEY'RE TYPICALLY SOLVENT-BASED.
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00:07:41,406 --> 00:07:43,941
THEY'RE DESIGNED TO WITHSTAND
OUTDOOR CONDITIONS
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FOR THREE TO FIVE YEARS.
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THE MACHINE USES
THE STANDARD INK-JET COLORS --
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00:07:49,214 --> 00:07:52,882
BLACK, YELLOW, CYAN,
AND MAGENTA.
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00:07:52,883 --> 00:07:55,886
IT ALSO INCLUDES LIGHT CYAN
AND LIGHT MAGENTA
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00:07:55,887 --> 00:07:58,623
TO PROVIDE ADDITIONAL
SHADE VARIATIONS.
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THE MACHINE HAS 12 PRINT HEADS,
2 PER COLOR.
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00:08:05,296 --> 00:08:08,531
EACH HEAD HAS 256 NOZZLES.
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ONCE DAILY, THEY'RE PUT THROUGH
A FULL CLEANING PROCEDURE
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TO PREVENT CLOGGING.
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00:08:15,272 --> 00:08:18,675
THE PRINT HEAD MOVES
BACK AND FORTH ACROSS THE VINYL.
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00:08:18,676 --> 00:08:20,910
THE COMPUTER GUIDES
THE INDIVIDUAL NOZZLES
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00:08:20,911 --> 00:08:24,514
TO DEPOSIT DOTS OF INK
AT SPECIFIC SPOTS.
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00:08:24,515 --> 00:08:28,651
ALL THOSE COLORED DOTS TOGETHER
FORM THE PRINTED DESIGN.
121
00:08:28,652 --> 00:08:33,689
THE FIRST 6 INCHES THE MACHINE
PRINTS ARE A COLOR BAR TEST
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00:08:33,690 --> 00:08:37,928
TO MAKE SURE THAT EVERY NOZZLE
IS WORKING PROPERLY.
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00:08:37,929 --> 00:08:42,332
THE PRINTING OF
THE ACTUAL DESIGN FOLLOWS.
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00:08:42,333 --> 00:08:45,468
THE PRINTED VINYL BANNER
EXITS THE MACHINE
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00:08:45,469 --> 00:08:48,039
AND WINDS AROUND
THE RECEIVING ROLLER.
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00:08:51,910 --> 00:08:54,377
THEN THEY MOUNT THE ROLL
ONTO ANOTHER MACHINE,
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00:08:54,378 --> 00:08:57,112
WHICH TRIMS OFF THE EXCESS
VINYL AND THE BLEED
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00:08:57,113 --> 00:09:01,819
WITH ROTARY BLADES.
129
00:09:01,820 --> 00:09:04,286
WHEN THE BANNER IS COMPROMISED
OF SECTIONS,
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00:09:04,287 --> 00:09:06,055
WORKERS CONNECT THEM.
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00:09:06,056 --> 00:09:08,123
FIRST THEY ALIGN THE EDGES,
132
00:09:08,124 --> 00:09:11,495
THEN THEY BOND THE JOINT
TEMPORARILY WITH MASKING TAPE.
133
00:09:24,242 --> 00:09:27,276
THEY FLICK A SWITCH
TO PROJECT LASER LINES,
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00:09:27,277 --> 00:09:30,446
WHICH INDICATE THE WIDTH
AND CENTER OF THE WELD.
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00:09:30,447 --> 00:09:32,549
THE WELD WILL PERMANENTLY
CONNECT THE SECTIONS
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ON THE REVERSE SIDE.
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00:09:34,185 --> 00:09:36,386
TURNING THE BANNER FACEDOWN,
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00:09:36,387 --> 00:09:39,856
WORKERS ALIGN THE JOINT
WITH THE CENTER LINE.
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00:09:39,857 --> 00:09:42,992
A MAGNETIC STRIP SECURES
THE BANNER TO THE TABLE
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00:09:42,993 --> 00:09:44,660
TO PREVENT IT FROM SHIFTING,
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00:09:44,661 --> 00:09:48,098
AND A VACUUM PULLS
THE BANNER TAUT.
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00:09:48,099 --> 00:09:51,334
AT THE SAME TIME,
A HOT AIR WELDER FUSES THE JOINT
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00:09:51,335 --> 00:09:55,438
WITH HEAT-ACTIVATED
ADHESIVE TAPE.
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00:09:55,439 --> 00:09:57,274
THEN THEY FLIP THE BANNER
FACEUP AGAIN
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00:09:57,275 --> 00:09:59,344
AND REMOVE THE TEMPORARY TAPE.
146
00:10:07,084 --> 00:10:10,819
THE LAST STEP IS TO REINFORCE
THE PERIMETER WITH WEBBING --
147
00:10:10,820 --> 00:10:13,256
THE MATERIAL USED
FOR SEAT BELTS.
148
00:10:13,257 --> 00:10:16,159
THIS GIVES THE BANNER
A NICE FINISHED EDGE.
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00:10:16,160 --> 00:10:18,660
IT ALSO CREATES A STRONG BORDER
150
00:10:18,661 --> 00:10:22,965
IN WHICH TO SECURE GROMMETS
FOR HANGING THE BANNER.
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00:10:22,966 --> 00:10:28,070
WORKERS APPLY THE GROMMETS
MANUALLY WITH A PNEUMATIC PRESS.
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00:10:28,071 --> 00:10:32,407
A BANNER TYPICALLY HAS A GROMMET
EVERY 24 INCHES,
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00:10:32,408 --> 00:10:35,612
PLUS 3 IN EACH CORNER.
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00:10:35,613 --> 00:10:36,813
TO HANG THE BANNER,
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YOU RUN BUNGEE CORDS
THROUGH THE GROMMETS,
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00:10:39,083 --> 00:10:41,919
PULL TAUT, THEN HOOK THE ENDS
TO PLATES AFFIXED
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00:10:41,920 --> 00:10:44,286
TO THE BUILDING FACADE.
158
00:10:44,287 --> 00:10:47,891
A FEW SCREWS FOR REINFORCEMENT,
AND YOU'RE DONE.
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00:10:47,892 --> 00:10:51,395
WIND PASSES RIGHT THROUGH
THE TINY HOLES OF THE VINYL MESH
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00:10:51,396 --> 00:10:53,864
SO THE BANNER DOESN'T BILLOW.
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00:11:02,000 --> 00:11:04,436
Narrator: WHEN YOU'RE LEARNING
HOW TO OPERATE HEAVY EQUIPMENT,
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00:11:04,437 --> 00:11:08,806
ONE WRONG MOVE CAN CAUSE DAMAGE
OR INJURIES.
163
00:11:08,807 --> 00:11:12,610
THAT'S WHY IT'S BECOMING MORE
COMMON TO TRAIN ON A SIMULATOR,
164
00:11:12,611 --> 00:11:15,447
WHICH CAN REPLICATE
REAL-LIFE SCENARIOS
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00:11:15,448 --> 00:11:19,452
FROM TYPICAL MANEUVERS
TO EMERGENCY SITUATIONS.
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00:11:22,656 --> 00:11:26,226
WHETHER LEARNING TO OPERATE
A CRANE, BACKHOE, OR EXCAVATOR,
167
00:11:26,227 --> 00:11:29,128
IT'S SAFER FOR A TRAINEE
TO MAKE ROOKIE MISTAKES
168
00:11:29,129 --> 00:11:32,665
AT A VIRTUAL WORK SITE.
169
00:11:32,666 --> 00:11:35,901
THE INSTRUCTOR SIMPLY INSTALLS
HEAVY EQUIPMENT CONTROLS
170
00:11:35,902 --> 00:11:39,504
AND LOADS
THE APPROPRIATE SOFTWARE.
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00:11:39,505 --> 00:11:41,974
THEN THE SIMULATOR
IS ALL SET TO REPLICATE
172
00:11:41,975 --> 00:11:45,811
HOW THE EQUIPMENT MANEUVERS.
173
00:11:45,812 --> 00:11:47,979
A HEAVY EQUIPMENT SIMULATOR
BEGINS LIFE
174
00:11:47,980 --> 00:11:51,484
AS A SERIES OF
3-D TECHNICAL DRAWINGS.
175
00:11:51,485 --> 00:11:55,119
MECHANICAL ENGINEERING
TECHNICIANS PLUG IN THE DETAILS
176
00:11:55,120 --> 00:11:56,756
OF THE CUSTOMER'S ORDER,
177
00:11:56,757 --> 00:11:58,858
INCLUDING FOOT PEDALS
AND JOYSTICKS
178
00:11:58,859 --> 00:12:02,161
TO CONTROL THE EQUIPMENT'S
VARIOUS MOVEMENTS.
179
00:12:02,162 --> 00:12:04,363
THEN ASSEMBLY CAN BEGIN.
180
00:12:04,364 --> 00:12:06,099
FOLLOWING THE PLANS,
181
00:12:06,100 --> 00:12:08,835
TECHNICIANS BUILD
THE STEEL MOTION PLATFORM
182
00:12:08,836 --> 00:12:11,204
WHICH REPLICATES THE MOVEMENT
OF THE CAB.
183
00:12:11,205 --> 00:12:14,306
ITS BASE HAS WHEELS
FOR ROLLING THE SIMULATOR
184
00:12:14,307 --> 00:12:17,575
FROM ONE LOCATION TO ANOTHER.
185
00:12:17,576 --> 00:12:19,244
THIS DRIVE CONTROLS
THE THREE ACTUATORS
186
00:12:19,245 --> 00:12:22,682
WHICH RAISE, LOWER,
AND TILT THE PLATFORM.
187
00:12:30,023 --> 00:12:32,325
ONCE THE TECHNICIANS HAVE
INSTALLED AND WIRED UP
188
00:12:32,326 --> 00:12:36,330
ALL THREE ACTUATORS,
THEY INSTALL THE PLATFORM COVER.
189
00:12:41,734 --> 00:12:44,304
NEXT, THEY MOUNT
THE HEIGHT-ADJUSTABLE SEAT.
190
00:12:44,305 --> 00:12:46,805
AT ITS BASE,
ENCLOSED IN A BELLOW,
191
00:12:46,806 --> 00:12:49,407
IS A PNEUMATIC SUSPENSION
SYSTEM.
192
00:12:49,408 --> 00:12:52,478
THIS ENABLES THE SEAT
TO REALISTICALLY BOUNCE OR JERK
193
00:12:52,479 --> 00:12:55,413
IN RESPONSE TO THE ACTION
BEING SIMULATED.
194
00:12:55,414 --> 00:12:58,383
MEANWHILE,
ANOTHER TECHNICIAN ASSEMBLES
195
00:12:58,384 --> 00:13:00,852
THE SIMULATOR'S CONTROL BOX.
196
00:13:00,853 --> 00:13:02,522
HE MOUNTS
THE JOYSTICK CONTROLLER
197
00:13:02,523 --> 00:13:05,526
AND CONNECTS ITS WIRING
TO A CABLE INSIDE.
198
00:13:09,663 --> 00:13:13,267
THE CABLE LEADS TO A CONNECTOR
ON THE BASE OF THE BOX.
199
00:13:15,302 --> 00:13:18,271
THAT CONNECTOR SIMPLY PLUGS INTO
THE MOTION PLATFORM
200
00:13:18,272 --> 00:13:20,872
RIGHT NEXT
TO THE OPERATOR'S SEAT.
201
00:13:20,873 --> 00:13:24,343
THE BOX ATTACHES SECURELY
WITH LARGE SCREW KNOBS,
202
00:13:24,344 --> 00:13:26,277
MAKING IT EASY TO DISCONNECT
203
00:13:26,278 --> 00:13:29,115
AND SWITCH TO DIFFERENT KINDS
OF SIMULATIONS.
204
00:13:33,485 --> 00:13:37,589
THE FOOT PEDALS ARE MOUNTED
TO A SEPARATE PLATFORM.
205
00:13:37,590 --> 00:13:39,859
TECHNICIANS ATTACH IT
TO THE MOTION PLATFORM
206
00:13:39,860 --> 00:13:42,060
WITH TWO SCREWS.
207
00:13:42,061 --> 00:13:43,561
LIKE THE CONTROL BOX,
208
00:13:43,562 --> 00:13:47,065
THE IDEA IS TO BE ABLE TO SWITCH
THIS PEDAL PLATFORM EASILY
209
00:13:47,066 --> 00:13:49,468
FOR A DIFFERENT ONE.
210
00:13:49,469 --> 00:13:52,237
THE SIMULATOR'S CAB
IS NOW FULLY ASSEMBLED
211
00:13:52,238 --> 00:13:54,975
AND IT MOVES JUST LIKE
A REAL ONE.
212
00:14:00,278 --> 00:14:04,315
THE VIRTUAL VIEW FROM THE CAB,
SPANS FIVE L.C.D. SCREENS
213
00:14:04,316 --> 00:14:08,388
TO GIVE THE TRAINEE A REALISTIC
PERSPECTIVE OF THE WORK SITE.
214
00:14:13,159 --> 00:14:15,594
AFTER INSTALLING
THE SCREEN SUPPORTS,
215
00:14:15,595 --> 00:14:17,663
WORKERS MOUNT THE SCREENS.
216
00:14:22,167 --> 00:14:24,368
THE CONFIGURATION MIMICS
THE WINDOW LAYOUT
217
00:14:24,369 --> 00:14:26,105
OF THE TYPICAL CAB.
218
00:14:29,241 --> 00:14:33,278
THE SIMULATION RUNS ON SOFTWARE
THAT'S DESIGNED IN-HOUSE.
219
00:14:33,279 --> 00:14:36,715
HOWEVER, THE CLIENT CAN FURTHER
CUSTOMIZE THE PROGRAM
220
00:14:36,716 --> 00:14:39,651
FOR A SPECIFIC MAKE AND MODEL
OF HEAVY EQUIPMENT
221
00:14:39,652 --> 00:14:43,155
OR TO SIMULATE SPECIFIC
SCENARIOS THAT MIGHT ARISE
222
00:14:43,156 --> 00:14:45,458
ON A PARTICULAR WORK SITE.
223
00:14:45,459 --> 00:14:48,327
THE SIMULATOR HAS
FIVE DIFFERENT COMPUTERS.
224
00:14:48,328 --> 00:14:51,229
THREE OF THEM RUN
THE SEAT MOVEMENT, THE SCREENS,
225
00:14:51,230 --> 00:14:54,232
AND A SMALL TOUCH SCREEN
TO THE TRAINEE'S RIGHT.
226
00:14:54,233 --> 00:14:56,267
THAT SCREEN DISPLAYS
THE BUTTONS, KNOBS,
227
00:14:56,268 --> 00:14:59,838
AND LEVERS OF
THE HEAVY EQUIPMENT'S DASHBOARD.
228
00:14:59,839 --> 00:15:02,608
THE FOURTH COMPUTER CALCULATES
229
00:15:02,609 --> 00:15:04,977
THE PHYSICS
OF THE SIMULATED ENVIRONMENT
230
00:15:04,978 --> 00:15:07,079
SUCH AS THE EXCAVATOR'S
DIGGING MOVEMENT
231
00:15:07,080 --> 00:15:09,615
AND THE CORRESPONDING
SOIL MOVEMENT.
232
00:15:11,650 --> 00:15:14,585
THE FIFTH COMPUTER MANAGES
THE TRAINING SCENARIOS.
233
00:15:14,586 --> 00:15:15,921
FOR INSTANCE,
234
00:15:15,922 --> 00:15:18,089
AN INSTRUCTOR CAN PROGRAM
ADVERSE WEATHER CONDITIONS
235
00:15:18,090 --> 00:15:23,328
TO MAKE THE EXERCISE
MORE DIFFICULT.
236
00:15:23,329 --> 00:15:25,832
TO SIMULATE A DIFFERENT PIECE
OF EQUIPMENT,
237
00:15:25,833 --> 00:15:28,700
THE INSTRUCTOR SIMPLY SWITCHES
THE JOYSTICK AND PEDALS
238
00:15:28,701 --> 00:15:30,502
IF NECESSARY
239
00:15:30,503 --> 00:15:32,806
AND LOADS
THE APPROPRIATE SOFTWARE.
240
00:15:35,674 --> 00:15:38,777
IN THE SIMULATOR, THE TRAINEE
HAS THE SAME PERSPECTIVE
241
00:15:38,778 --> 00:15:43,114
HE OR SHE WOULD HAVE
IN THE REAL-LIFE CAB.
242
00:15:43,115 --> 00:15:45,517
THREE REFLECTIVE MARKERS
ON THE HELMET
243
00:15:45,518 --> 00:15:48,787
ENABLE AN INFRARED CAMERA
MOUNTED ABOVE THE SCREENS
244
00:15:48,788 --> 00:15:50,854
TO TRACK THE TRAINEE'S
HEAD MOVEMENTS.
245
00:15:50,855 --> 00:15:53,258
THIS PROMPTS THE SOFTWARE
246
00:15:53,259 --> 00:15:55,394
TO DISPLAY
THE CORRESPONDING VIEW.
247
00:16:07,239 --> 00:16:08,772
Narrator:
TRAGEDY ON THE RACETRACK
248
00:16:08,773 --> 00:16:10,508
LED TO THE DEVELOPMENT
OF THE HEAD AND NECK RESTRAINT
249
00:16:10,509 --> 00:16:12,744
IN THE 1980s.
250
00:16:12,745 --> 00:16:15,913
INVESTIGATIONS HAD REVEALED
A DEADLY TREND IN MOTOR SPORTS.
251
00:16:15,914 --> 00:16:18,551
WITH THE DRIVER'S BODY
RESTRAINED,
252
00:16:18,552 --> 00:16:20,285
THE HEAD MOVED VIOLENTLY
IN A CRASH,
253
00:16:20,286 --> 00:16:22,655
CAUSING FRACTURE
TO THE BASE OF THE SKULL.
254
00:16:22,656 --> 00:16:25,524
CLEARLY,
MORE RESTRAINT WAS NEEDED.
255
00:16:29,095 --> 00:16:31,430
ATTACHED TO A HELMET,
A HEAD AND NECK RESTRAINT
256
00:16:31,431 --> 00:16:34,565
IS DESIGNED TO SAVE
THE RACER'S SKULL.
257
00:16:34,566 --> 00:16:36,435
IT HAS BECOME REQUIRED
EQUIPMENT
258
00:16:36,436 --> 00:16:39,071
IN MANY RACING ORGANIZATIONS.
259
00:16:41,007 --> 00:16:42,407
TO MAKE THESE RESTRAINTS,
260
00:16:42,408 --> 00:16:45,543
THEY MIX PLASTIC
AND CARBON FIBER PELLETS.
261
00:16:45,544 --> 00:16:48,046
THE CARBON FIBER FORTIFIES
THE PLASTIC,
262
00:16:48,047 --> 00:16:49,915
WHICH IS MADE
FROM CASTOR BEAN OIL
263
00:16:49,916 --> 00:16:52,252
INSTEAD OF PETROLEUM PRODUCTS.
264
00:16:55,087 --> 00:16:56,588
A MACHINE MELTS THE MIXTURE
265
00:16:56,589 --> 00:16:59,159
AND INJECTS IT INTO A MOLD
UNDER PRESSURE
266
00:16:59,160 --> 00:17:02,327
TO PRODUCE THE BASE STRUCTURE
FOR THE RESTRAINT.
267
00:17:02,328 --> 00:17:06,464
THE OPERATOR BREAKS OFF
WHAT'S KNOWN AS THE SPRUE --
268
00:17:06,465 --> 00:17:08,266
PLASTIC THAT'S SOLIDIFIED
IN THE CHANNELS
269
00:17:08,267 --> 00:17:11,771
LEADING TO THE MOLD.
270
00:17:11,772 --> 00:17:14,938
HE TRIMS THE PLASTIC
AND CARBON FIBER OVERFLOW
271
00:17:14,939 --> 00:17:16,774
FROM AROUND THE EDGES.
272
00:17:16,775 --> 00:17:20,246
THIS OVERFLOW IS KNOWN
IN THE INDUSTRY AS "FLASH."
273
00:17:22,983 --> 00:17:27,618
HE HANGS THE PARTS TO CURE
OVER A 24-HOUR PERIOD.
274
00:17:27,619 --> 00:17:32,023
THE NEXT DAY, THE EMPLOYEE
CLAMPS THE PART IN A JIG
275
00:17:32,024 --> 00:17:34,126
AND ACTIVATES
COMPUTERIZED TOOLS.
276
00:17:34,127 --> 00:17:36,762
THE FIRST ONE DRILLS HOLES
FOR TETHERING RESTRAINT
277
00:17:36,763 --> 00:17:38,530
TO THE HELMET.
278
00:17:38,531 --> 00:17:42,833
ANOTHER TRIMS IT
TO ITS FINAL SIZE.
279
00:17:42,834 --> 00:17:46,170
AN AUTOMATED HOT KNIFE
NOW CUTS NYLON TETHER MATERIAL
280
00:17:46,171 --> 00:17:48,274
TO THE CORRECT LENGTH.
281
00:17:50,743 --> 00:17:53,479
THEN IT'S OVER TO
A COMPUTERIZED SEWING MACHINE
282
00:17:53,480 --> 00:17:57,983
TO STITCH THE TETHER
AROUND A CHROME FITTING.
283
00:17:57,984 --> 00:18:00,686
THE STITCHING PATTERN HAS BEEN
DESIGNED BY AN ENGINEER
284
00:18:00,687 --> 00:18:02,956
TO WITHSTAND
THE FORCE OF IMPACT.
285
00:18:09,129 --> 00:18:11,996
THE OPERATOR THEN STITCHES
ON A LABEL,
286
00:18:11,997 --> 00:18:13,999
WHICH SAYS THE TETHER'S DESIGN
HAS BEEN SANCTIONED
287
00:18:14,000 --> 00:18:17,771
BY BOTH AMERICAN AND EUROPEAN
RACING ORGANIZATIONS.
288
00:18:24,777 --> 00:18:27,945
NEXT, USING A DYE
POWERED BY BURSTS OF AIR,
289
00:18:27,946 --> 00:18:30,014
A WORKER PUNCHES OUT
SHOULDER PADS
290
00:18:30,015 --> 00:18:31,951
FROM CUSHION FOAM.
291
00:18:35,921 --> 00:18:38,189
THE NEXT MEMBER OF THE TEAM
SLIDES THE SHOULDER PADS
292
00:18:38,190 --> 00:18:41,760
INTO CASINGS MADE OF
FIRE-RESISTANT COTTON.
293
00:18:41,761 --> 00:18:44,061
IT'S A SNUG FIT,
294
00:18:44,062 --> 00:18:46,532
AND WITHOUT
A SPECIAL INSTALLATION TOOL,
295
00:18:46,533 --> 00:18:48,368
THE JOB WOULDN'T GO SMOOTHLY.
296
00:18:52,037 --> 00:18:54,138
BY FOLDING THE PAD
INTO THE TOOL
297
00:18:54,139 --> 00:18:56,241
AND THEN INSERTING IT
INTO THE LONG CASE,
298
00:18:56,242 --> 00:18:58,311
THERE ARE NO BUNCH UPS.
299
00:19:03,382 --> 00:19:05,751
SOME HEAD AND NECK RESTRAINTS
ARE ADJUSTABLE
300
00:19:05,752 --> 00:19:08,887
SO DRIVERS CAN FIND
A MORE COMFORTABLE FIT.
301
00:19:08,888 --> 00:19:11,456
THEY ASSEMBLE THOSE RESTRAINTS
IN THREE PIECES
302
00:19:11,457 --> 00:19:15,895
WITH THE ADJUSTABLE FITTINGS
IN THE JOINTS.
303
00:19:15,896 --> 00:19:18,230
THE EMPLOYEE THEN PAINTS
ADHESIVE PRIMER
304
00:19:18,231 --> 00:19:21,501
ONTO THE BASE STRUCTURE
OF THE HEAD AND NECK RESTRAINT.
305
00:19:28,174 --> 00:19:29,407
HE COATS MOST OF THE PLASTIC
306
00:19:29,408 --> 00:19:31,510
AND CARBON FIBER SURFACE
WITH IT.
307
00:19:31,511 --> 00:19:35,813
HE APPLIES NEOPRENE PADDING
TO THE PRIMED SURFACE.
308
00:19:35,814 --> 00:19:40,253
THE PADDING IS ADHESIVE BACKED
AND IT BONDS INSTANTLY.
309
00:19:43,889 --> 00:19:46,358
HE ATTACHES THE TETHER
TO THE BACK OF THE RESTRAINT
310
00:19:46,359 --> 00:19:48,528
WITH PLASTIC CLIPS AND SCREWS.
311
00:19:53,933 --> 00:19:55,734
USING HOOK AND LOOP TAPE,
312
00:19:55,735 --> 00:19:57,968
HE SECURES THE SHOULDER PADS
TO THE OTHER SIDE
313
00:19:57,969 --> 00:19:59,672
OF THE RESTRAINT'S YOKE.
314
00:20:05,712 --> 00:20:08,847
ANOTHER WORKER APPLIES
MORE CERTIFICATION LABELS.
315
00:20:08,848 --> 00:20:11,017
THEY SIGNIFY THAT
THE ACTUAL STRUCTURE
316
00:20:11,018 --> 00:20:13,820
OF THE HEAD AND NECK RESTRAINT
MEETS STANDARDS.
317
00:20:19,425 --> 00:20:22,827
THEY NOW TEST
A RANDOMLY SELECTED RESTRAINT.
318
00:20:22,828 --> 00:20:25,064
A HYDRAULIC ARM
PULLS THE TETHERS
319
00:20:25,065 --> 00:20:27,197
UNTIL THE RESTRAINT SNAPS,
320
00:20:27,198 --> 00:20:31,203
MIMICKING THE FORCE
OF A VIOLENT IMPACT.
321
00:20:31,204 --> 00:20:34,007
THE RESTRAINT WITHSTANDS MORE
THAN WHAT'S REQUIRED
322
00:20:34,008 --> 00:20:36,610
AND BREAKS IN THE RIGHT PLACE.
323
00:20:38,977 --> 00:20:41,714
NEXT, AN EMPLOYEE ATTACHES
A HEAD AND NECK RESTRAINT
324
00:20:41,715 --> 00:20:45,984
TO THE HELMET USING THE TETHERS.
325
00:20:45,985 --> 00:20:50,522
TWO CRASH DUMMIES
PUT THE RESTRAINTS TO THE TEST.
326
00:20:50,523 --> 00:20:52,724
THE ONE ON THE LEFT
ISN'T WEARING A RESTRAINT
327
00:20:52,725 --> 00:20:55,927
WHILE THE RIGHT ONE IS.
328
00:20:55,928 --> 00:20:59,764
STEADY NERVES AND A STEADY HEAD
COULD SAVE A RACER'S LIFE,
329
00:20:59,765 --> 00:21:03,503
AND A HEAD AND NECK RESTRAINT
DEFINITELY IMPROVES THE ODDS.
330
00:21:11,977 --> 00:21:14,745
IF YOU HAVE ANY COMMENTS
ABOUT THE SHOW
331
00:21:14,746 --> 00:21:17,282
OR IF YOU'D LIKE TO SUGGEST
TOPICS FOR FUTURE SHOWS,
332
00:21:17,283 --> 00:21:20,086
DROP US A LINE AT...
26852
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