Ox. DEFENSE DOCUMENTATION CENTER ^ DEFENSE SUPPLY AGENCY

UNCLASSIFIED AD 472 912 WHOLE-BODY VIBRATION OF STANDING SUBJECTS Rbert E. Chney The Being Cmpny Wichit Brnch Agst 1965 Prcessed fr... Ox. DEFENSE DOCUMENTATION CENTER ^ DEFENSE SUPPLY AGENCY ra CO If) lo CM (BCUE^rDKl@[Hl iy)@s FOR FEDERAL SCIENTIFIC AND TECHNICAL INFORMATION ^VO I U S. DEPARTMENT OF COMMERCE / NATIONAL BUREAU OF STANDARDS / INSTITUTE FOR APPLIED TECHNOLOGY UNCLASSIFIED

, NOTICE TO DEFENSE DOCUMENTATION CENTER USERS This dcment is being distribted by the Cleringhse fr Federl Scientific nd Technicl Infrmtin, Deprtment f Cmmerce, s reslt f recent greement beteen the Deprtment f Defense (DOD) nd the Deprtment f Cmmerce (DOC). The Cleringhse is distribting nclssified, nlimited dcments hich re r hve been nnnced in the Technicl Abstrct Blletin (TAB) f the Defense Dcmenttin Center. The price des nt pply fr registered sers f the DDC services.

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SUBJECT WITH EKG ELECTRODES AND SHOULDER ACCELEROMETER MOUNTED FOR TESTS FIGURE 7 r-h t- VD (U I c ) il; O (ij 0 31 O j H fl P LO -H PH 0J -~id P -H H QJ CO p 'H t: T3 (It t ft O -H 3 p 3 QJ 0) j 0 P 0J P< CD 1 S-i X CO 10 OJ (it > 0J M *t si TJ OJ ft g +-> p si H P cd 6 cd > -H ) fl» Hil > P rh OJ Tl H ft i ^ b M *J3 3 (D H CO > 3 c C bo +J O P P crt H i P> ) rt Tt - S! j_ 4) 4' s n bb JJ S is >!> S'H fh+j rl H c, 1) -H QJ H t n> TJ H P *H *!> ft :> 1 0) OJ -Hi T3 (0 i cj rh Tl P -H P P O OJ [0 'J> ^ OJ in "-i t CJ CO P en -c? > 3 h ;-, ji H co ffl OJ O OJ "-3 ft * OJ rh CM p Tl 0.0 CO rh 10 CO 0 3 OJ JD H -d H c fi 'Q H rh-^ < JH CO C3 d - c flj CO P CJ 1 +3 H D -H S. h * O P Si -P P :.0 > 10 * 7i OO CO t!u > g OJ 0 : ; -P CO b CO C*H H t * OJ p p - 0) 0 r-j ft e t P OJ >» rh OJ +^ 3.0 cd rj 10 XI J fh H S.O CO OJ H t c 5 > OJ p c OJ 5 CM cd p b"h - H CifOH H -H 0 3 d p U QJ P fl L^ P c t 4H h!l CJ fl -,H P QJ i-5 *» s-*. ^j tp. 0 rh bf J3 O -d H O ft <M, t >> O 3 P CD c P 3 i 3 <U s -H CO H cd H (H s s.,-) t 43 13 t OJ TJ i t H c ) cd p OJ i -P QJ 0 > fl bo X! -H T) 1) ) T) -H rj ' H If) p -H " s H rh A c -H -P p t> 1» il Tl fl -H O in i r tf ID O <H rh -H >, O H OJ H ) d OJ c U C 1 P 0) O c -H > ) j»! ft j > II 1) 'H O rl O li -P * M CD QJ jz > p c. /< 'H A 3 rt ft x: P > -H ^ ix;-h ft -»-> H W -P -d *J!> -H -H< H i >jp - QJ Pi ft M OJ >il)'rl, 1 & co C > O H J+J fl ' H -H OJ P -H, P QJ -H >c, jxijp cjx;t> g<- Cl^JrlO^fflTHJ mri'd 3 XJ CM -H -rl O Qj C rh P p cd jq O ft-h CO 3 P > C OJ QJ H I Tl -H CO Cd I Si U QJ 1 ft t? H CJ P H fij 3 OJ 0).C OJ fn t C -"-3 > "-3 bo U CM cd O T3 OJ p 'H C) > -H ) rh ^ M cd TJ P (0 QJ» U Ti P X CJ QJ -H U P - O -H 10 C I P : ft H *Tl h h 1 CO p * OJ CD M P 0) i CM» ) <H fj s 1J > - J-I.--: QJ O _) T3 X O CO p pq c H O U «s; rd E-( ft p? ^JlHOJlnUtit; CO 0 CJ F; QJ M O bo ci ft M O OJ to T3 O -H Cl O OJ tl) QJ x4 CO CM +-> -H P TH Tj U P CM -H

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en S gs OS H O g, E i z2 P g K > <! Hi" O E- 8 p J > s/ni AiicnA 3.0-ti 2.5 :PRESET' TABLE LIMIT EXTREMELY z MILDLY J < 1.5-1.0-. 5- n i r 2 4 i i r~ \ ' r~ 6 8 10 12 14 16 18 20 SUBJECTIVE REACTION CURVES FIGURE 8 J 1T T PERCEPTIBLE "1 27

3.0-ti EXTREMELY MILDLY SEATED SUBJECTS STANDING SUBJECTS PERCEPTIBLE * V SUBJECTIVE REACTION CURVES - SEATED AND STANDING SUBJECTS FIGURE 10 i J s z.5.4.3.2. 1-0 SS.4 ".3 4 W.2 C0U. < H H<: 1ST SERIES OF TESTS 1 2 3 4 5 6 8 ' 10 12 14 16 18 12 3 4 5 6 2ND SERIES OF TESTS 20 23 27,80% /* MEDIAN»20% MEDIAN <t> ON J \) -4 MEDIANS, 20TH AND 80TH PERCENTILES ESTABLISHED FOR PERCEPTIBLE LEVEL OF VIBRATION FIGURE 11

1ST SERIES OF TESTS 2.0- O 1.5 O 1.0 < H J g - 5 \^:/.y -I I I 1 1 I I- 12 3 4 5 6 -i i i i i i i i i i i i I 10 12 14 16 18 20 23 I T 27 MEDIANS, 20TH AND 80TH PERCENTILES ESTABLISHED FOR MILDLY LEVEL OF VIBRATION FIGURE 12 3. On 2.5 1ST SERIES OF TESTS IT; 2ND SERIES OF TESTS z 9 2.0 W J 1.5 < c?5 i..5- -> i i r 2 4 -i i i i i i i i i i. i i i i i i i 8 10 12 14 16 18 20 23 27 MEDIANS. 20TH AND 80TH PERCENTILES ESTABLISHED FOR EXTREMELY LEVEL OF VIBRATION FIGURE 13

3.<H 2.5- ~ 2.0 Z 9 i-5- H O O W J n 1.0 ;20%, //50% 3 1ST SERIES OF TESTS :/ 2ND SERIES OF TESTS / 50% J ' -v S NOTE: Incmplete crves reslt frm sbjects reching pre-estblished ccelertin sfety limits prir t estblishing the "Alrming" sbjective level. -i i i i i i i > i i i i i i i i I r i i i 1 i I i 1 2 4 6 8 10 12 14 16 18 20 23 27 MEDIANS AND 20TH PERCENTILES ESTABLISHED FOR ALARMING LEVEL OF VIBRATION FIGURE 14 2.0-1.5 i- -J < 12 3 4 5 -«1 7 1 < 1 1-8 10 12 14 16 18 20 ~i I i I 1 EXTREMELY MILDLY 23 ' ' 27 ' SS ACCELERATION AT SHOULDER DURING ESTABLISHMENT OF MILDLY, EXTREMELY AND ALARMING SUBJECTIVE REACTION LEVELS (MEDIANS) FIGURE 15 I (* ON ^n \Q

200 SHOULDER ACCELERATION EXPRESSED AS MEAN PERCENTAGE OF TABLE ACCELERATION FIGURE 16 STANDING (DIECKMANN) SEATED (DIECKMANN) STANDING (THIS STUDY) 12 3 4 5 6 10 12 14 16 18 SHOULDER ACCELERATION EXPRESSED AS A PERCENTAGE OF TABLE ACCELERATION FIGURE 17

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1 1 TABLE IV PHYSIOLOGICAL REPORTS MADE DURING PROGRAM' HEAD AND THROAT Hed Ot f Phse Visl Blrring Perceptin f Clr Nse Itch Er Itch Teeth Chtter Skin "Crl" r Shke Vlslv Dyspne Ercttin 5 6 8 10 12 14 Skin Irrittin Shlder Shke nd/r Pin Chest Tightness nd/r Pin Side Tightness nd/r Pin Bck Tightness nd/r Pin Abdmen Shke nd/r Pin Bttck Shke Internl Orgn Shke Genitl Shke nd/r Pin Gs Pins Bldder Pressre Bel Pressre 2 S 8 4 1 1 1 1 S 4 3 3 1 2 13 2 3 1 111 4372 4 3 4 3 5 6 3 3 3 2 4 2 2 1 APPENDAGES Arm Fliling Tendency t Flex Legs Skin Irrittin Slight Senstin l Dizziness Bdy Sy r Blnce Difficlty Seting Wrm Senstin Ct Senstin Senstin f Nse Nmerl* Indicte II nmber iw individl reprts p p CO P 3 3 n v x: -H j ft O 4) O H h 0) 43K 43 43 P 4) P -P 'd - 0J 4) p H -d S d 41 rh 1 <d -H > 5 tn -r-l 41 -d bo O OJ Tt -d >»-P P -P CJ c ) ^ p >,Q cfl 3 H H 1 i > -d ) ft.» 0) -H 4> rh 0) d <H MSP 4) DO H «cj G tfl r! t FH 0 O -P H -P - ifl H t -H (J 0> 41 rh >> ). r4 P 01 > ) O O!> CJ ti y H cd cd ^.H t) Hi fi p ) 3 0) ih O -H -H r-1 CO p CO" d 01 p t,n <M «d (i ^ 3 «J 4) 43 d 43 01 P 4) 43 3 -> 43 -H 3 p t» H 0) U O 4H 4) > p P -d -H P Oti 4) UJ d 43 cfl O 0) (0 JH CO 4) -P M H fl DJ Ifl 4) h 4) -d 0) ;> -p 0) H -H 4) i co H t> H O 01 O CM 4) O I rh P d 1 H in SP O P 3 d 03 4) (U 4) -P & h dd H 4) I 4) -H O 43 f ) 4) I d -d d d 3 -d - d T3 4) H hfi 41 1 d M cj -H 03 cj 41 c H* 4 G 41 > O --5 H,Q P, 4) d -H 01 <M 01 CJ 01 01 ^-t d cfl co > in 4) t * ti 4) cfl 41 3 41 O M W 4) 43 H O U 43 V P ^ 8)-H l HtJCt;(C'0 in m 111 P-H 4) S) U OJ > <H TJ 41 d <M 5 O ft? 43 P ) i -H G H G 4) -d ' 3 t > W) 43 4) P d 4), 4) U p <M CM >i d O O 43 43 0) ^M 4) t <H > d M 'C O 4) 5,0 j 43 d <M t ^ 4 CM -H W 4) en cfl 13 -d d rh p 'ffi ) d -H 4) 43 *-. ) 1-1 43 -H -pi 43 FH O *d W 0) '> CM 4) O N p4'do<jhw'd>h'd4)jj4jdwfnp.43'u O <H p Cfl 4). p 0) d ' 4) p ' H hx; H t cfl 43 43 U U b0 O ft in CJ T) 4) P 0) ' d P 43 1 O 43 -d, d 4) } 43 t C) 4) d H O O 4) CO 5. cp ^ *d' <U -H 4) ^ > TJ H r P 4) TJ Cfl U 4) t-. P 43 O -H H O O > -H 03 rh d P O 4> d rn 4) 41 5 P3. O d -H M ^ d i d M T) 0) 4) d 03 r *H ( 4) 4) (I4 p 01 IUT3P 4)H O-dP O -} rh H 43 CJ d, *d - C P I >> 4) ( O 41 p f d > i 4) P ( 3, c fxi 3 : 4) «H ^ ft-^ ( P 41 'O! 41 SH 1 Ti 43 43 3 41 0 i U OJ TJ > 4) > 41 1 43 Cfl fc P! S 43 3 O ' 31 >> ^ t r 41 <M M i 41 'U crt "J p»*- CM ^^ rl-h t< O tl : ; ft s > I r 4) 4) -H t f* J 4> d -i I C rli» -H P 0) ) 9 P 1 IOC 3 I -d -H 4) O CO OJ P 0) 4 cd > t CO <H 41 -d O 01 CJ O P Cl P W d * 41 41 *H -d IJ CJ M 41 p 01 ft > 42 rh d 4) «4/ 3 4) 43 rh -H I d J3P i- 1 in i"h-huul^dg0j> H t 43 O -H P I O > 0) > 0) p lpwr-l03^i4)4)o'h r rh d O bflrh p! 0 Old 30J5-.43-HP01ft rh H p (1) 44lOddO0JPfJf)c3 H -H O 81 ' : 143-HHO S dddicp. CO -d CJ J3 MP d h t< xl fj O ' H TiHCfl.H-H43004)) «...! 43 H *d U Vl A3 ti itn-h-h U» d I 4) CO d p. T3 01 -H "J d I 03 01 ' 4) JH H t d h 'd 4) '^. :? -H 43 4) 4) > r-ifli+^ptn^rj d JH ft. s OJ 4) 43 CM OJ 4) O P Q 4) 1 \ K d P 43 v ft U O4)03inEHbflPft0 p 4) 0 X-d b0 >>*H -H CJ OJ P d * 0) OJ 01 d d * p LI 01 j tn JH -d 41 CM 41 d 01 "J 43 M d 0) 1 ft Sc* 41 *2 d ft 43 4) 3 P 43

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4-1 i 2 2" < 3- ALARMING EXTREMELY. MILDLY 10 12 14 16 18 r 20 T 22 T 24 PERCEPTIBLE 28 n> SUBJECT NO. 1, 1ST SERIES OF TESTS FIGURE 19A I H

4n 2 z 3- ALARMING EXTREMELY < MILDLY -P^-H" 2 4 I I 10 12 14 16 18 20 FREQUENCY (CPS i 22 24 PERCEPTIBLE =^^ 26 28 SUBJECT NO. 1, 2ND SERIES OF TESTS FIGURE 19B ^OALARMING y 6 3 < 3-2- 1- EXTREMELY MILDLY I I I 10 12 V 14 I I ' I ' 16 18 20 23 PERCEPTIBLE 27 SUBJECT NO. 2. 1ST SERIES OF TESTS FIGURE 20A

4T 3- z H 2 2" < ALARMING EXTREMELY MILDLY I I I ' I 4 6 8 i 10 12 14 i 16 18 r- 20 PERCEPTIBLE T I r >T3 23 27 SUBJECT NO. 2, 2ND SERIES OF TESTS FIGURE 20B 4-1 i 3- S 2- J O < 1- ALARMING EXTREMELY MILDLY 1 r -I i I i I - 8 10 12 14 16 -T - 18 r~ 20 1 r- 23 PERCEPTIBLE 1 ' I 27 * SUBJECT NO. 3, 1ST SERIES OF TESTS FIGURE 21A

ALARMING P 2- MILDLY U < 1- PERCEPTIBLE 12 14 16 18 II ON fv SUBJECT NO. 3, 2ND SERIES OF TESTS FIGURE 2 IB 4-1 2 ALARMING EXTREMELY MILDLY I l I i i 8 10 12 i 14 16 I I I I i I 18 20 23 PERCEPTIBLE -\ ' I 27 SUBJECT NO. 4, 1ST SERIES OF TESTS FIGURE 22A

4-i O y, P ss < 1- ALARMING EXTREMELY MILDLY 10 12 I ' \ I I ' l ' i 14 16 18 20 PERCEPTIBLE 23 "I "" TfP SUBJECT NO. 4, 2ND SERIES OF TESTS FIGURE 22B (NO "ALARMING" LEVELS ESTABLISHED WITHIN TABLE LIMITS) 3- Z S 2- < EXTREMELY MILDLY "T I I I I I I I 4 6 8 10 12 "I ' I ' 1~ 14 16 18 20 23 27 PERCEPTIBLE SUBJECT NO. 5, 1ST SERIES OF TESTS FIGURE 23A

(NO "ALARMING" LEVELS ESTABLISHED WITHIN TABLE LIMITS) s i U J < 3-2- 1- EXTREMELY MILDLY I I I I I 6 8 10 12 PERCEPTIBLE l 14 i i r- 16 18 T 20 1 =^3^ 27 SUBJECT NO. 5, 2ND SERIES OF TESTS FIGURE 23B

/ SINE WAV./ INPUT TO SUE JEC T.172" DA.368" DA.627" DA,94 "DA FIGURE 24 5 CPS ACCELERATION CURVE-SINE WAVE COMPARISONS INPUT TO SUBJECT.055" DA,103" DA.145"DA FIGURE 25 10 CPS ACCELERATION CURVE-SINE WAVE COMPARISONS

! SINE WAVE.039" DA.068" DA,096" DA,17" DA 3 'i FIGURE 26 16 CPS ACCELERATION CURVE-SINE WAVE COMPARISONS.012" DA v j - \ V J >.035 "D/ I 1! \ V 1 i.104" DA \ \ ^ FIGURE 27 20 CPS ACCELERATION CURVE-SINE WAVE COMPARISONS

\0 V S B 4-1. «4J J H -P > 8 3* > -H 3 ^ i) : ft s-ti «O <1> «3 H T 1 - - 0 tj n H tt; ^ > > pi )! t) E7 0 i -H h H'H 4J H 1) H b I X! (D -P J3 TJ Tj -P 0 (0 <H tf <H O ) -H O) -1 5 fi c n -H B +3 p X n fi 4 If O ho-0 ^ ^,<i ) -P INPUT TO SUBJECT.012" DA,024 "DA.026" DA. 082" DA FIGURE 28 27 CPS ACCELERATION CURVE-SINE WAVE COMPARISONS

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