7578409671
Fig. 4(a) A.proper tabłc height - in this case 22 cm below elbow height — gives Iow load on both ihe back and the shoulders
(b) When Ihc surface was tilted the neck was olten straightencd
VZr.
References
Andersson. G., Órtengren. R., and Nachemson, A.
1977 Gin Orthop. 129. 156-164. lnlradiscal prcssurc.
intra-abdominal pressure and myoelectric back muscle acl»vicy related to posturę and loading.
Chaffin. D.
1973 JOccupMcd. 15. 346-354. Localised muscle fatigue — definition and measurement.
Corlctt, E.N., and Bishop. R.P.
1976 Ergonomia, 19. 175-182. A tcchmque for assessing postural discomfort.
Grandjean, E.
1979 Ott Verlag. Thun. Physiologische Arbeitsgestaltung. Lcitfaden der Ergonomie.
Hagberg, M.
1981 AmJ PhysMed. 60.3, 111 -121. Electromyographic signs of shoulder muscular fatigue in two eleva(ed arm posilions.
Jonsson, B., Ouch teflon y-J o nsson, E.
1980 ASS. arbetsfys enh Umca. Disorders from the muscuto-skeletal system among butchers and slaughterers at Norrlandsslaugh ten company in Umea. (In Swedish.)
Magntisson. M., Órtengren. R„ Andersson. Petersen. I.,
and SabeL. B.
1981 Report, Sw Trade Union District Office. Gdtcborg. The butchers’ workingcnvironment.Anergonomie Siudy
ot work meihods and physical disorders among butchers. (In Swedish.)
Magnusson, M., órtengren, R., Andersson, G.B.J., Petersen, 1..
andSabd.B.
1987 Applied Ergonomia. 18.1,43-50. An ergonomte study of work meihods and physical disorders among
Professional buichers.
Nachemson. A.
1966 Clin Urthop, 45. 107. The load on lumbar dises in different positions of ihe body.
Ramel, E.
1981 Personal communicaiion.
Ronąuist, S., and Hansson, J-E.
1979 Report Arbeiarskyddssiyr. StockJiolm. Occupalional disorders among butchers. lnvestigation of butchers working conditions. (In Swedish.)
Schult/.. A.. Andersson.G..Órtengren, R.. Haderspcck. K..
and Nachemson. A.
1982 J Bonę and Joint Surg. 64 A. 713-720. Loads on Ihe lumbar spine.
Snijders, C.J.
1977 J Ergonomie. 4. 1-5. De ogen ais schakcls tussen lichaamshouding en wcrkvlak.
Vukań-iuntura, E.
1983 Scand J Environ Health. 9,283-290. Neck and upper iimb disorders among slaughterhouse workers. An epidemiologie and clinical study.
152 Applied Ergonomia June 1987
1
Wyszukiwarka
Podobne podstrony:
Crochet Borders2 Minor change, major effect. Changing just one element of a border (In this case, t
formats. In this case, use mysąldump to dump your tables before downgrading. After downgrading, relo
143 winter survival and maximal thermogenic capacity was less nuanced. In this case, the cutoff valu
92 J. Ruchel, T. Adamczyk An example of basie computations can be computing an azimuth. The algo-rit
they are smaller and are not systematic. In this case, instead of differences, we may talk about tre
Help19 NOT ALL THE PIECES OF ITEMS MAY BE VISIBLE AT FIRST. u_ IN THIS CASE, YOU MUST FIRST PERFORM
APC 13 09 07 57 7 3d In this case, if means whether. We can also use should after if to ta
IB6 In lunging scenes, be conscious of perspective by drawing the foreground on the large side
Sinha continues this passage by overtly advising parents to keep a strict watch on their child’s man
60693 Pageh TUTORIALS% 22 cm YOU NEED: A colored Magnolia image stamped on your favorite paper. A gl
00339 +06a963b1e1eb1e683a249968625de1 342 McCarville & Montgomery Additionał Considerations The
00374 $5c25c1d87a2206bfa2745a636b5976 378 Obenchain because E[(X - p)^] = 0 and E[(X - p)4]= 3 o4 i
Scan0007 (36) 12 12 Fig.l: MS prevalence raiios in Europę, North Africa and Israel presented in this
więcej podobnych podstron