Copyright © Philip M. Parker, INSEAD. Terms of Use.

DOUBLING-MACHINE OPERATOR

Specialty Definition: DOUBLING-MACHINE OPERATOR

DomainDefinition

Occupations

Tends machine that combines two continuous sheets of material, such as rubber, sponge rubber, fabric, felt, or fleece, working as team member: Transfers rolls of material to and from machine, using handtruck, and lifts or hoists rolls into cradles, using chain hoist. Threads ends of cemented and noncemented materials over feed rollers, between combining rollers, and onto single $T3takeup roll.$T1 Turns wheels or capstan bolts to set pressure of combining rolls by trial and error to produce complete adhesion of both materials. Starts machine and moves lever to engage clutch and start material winding. Leans against one rotating roll of material to control tension and pulls or feeds edge to align it with other roll, while other worker controls tension and aligns material on opposite end of roll. Stops winding when either feeder roll is empty and cuts off other roll of material to match length, using scissors. Tapes ends of unused material, reads yardage indicator, and marks amount left on roll. (references)
 Tends machine that folds (lengthwise) and winds cloth around cardboard center or tube for shipment: Mounts roll of finished cloth onto brackets of machine, and threads end through guide rollers and over triangular folding device, or joins ends to form continuous lengths, using sewing machine. Places cardboard center or tube on winding spindles and starts cloth around cardboard center or tube. Starts machine and pulls uneven selvages into alignment as cloth is folded and wound. Turns handwheel to adjust folding attachment. Cuts out seams and defects marked by CLOTH EXAMINER, MACHINE (textile), using scissors or knife. Doffs full rolls when specified yardage has been wound. Feeds paper measuring tape into roll when winding cloth that stretches. May tend machine fed directly from another machine. May paste sticker showing yardage on outside of each bolt. May fold special lots of cloth by hand. (references)
 Tends machine that winds two or more strands of yarn parallel onto bobbin or tube preparatory to twisting: Places supply packages in creel and draws yarn ends through machine guides and tensions onto takeup tube. Starts machine and observes operation to detect yarn breaks, exhausting yarn supply and full packages on takeup tubes. $T3Pieces up$T1 yarn breaks, using knotter. Replaces supply packages in creel. Doffs full packages. (references)

Source: compiled by the editor from various references; see credits.

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Alternative Orthography: DOUBLING-MACHINE OPERATOR


Hexadecimal (or equivalents, 770AD-1900s) (references)

44 4F 55 42 4C 49 4E 47 2D 4D 41 43 48 49 4E 45      4F 50 45 52 41 54 4F 52

Leonardo da Vinci (1452-1519; backwards) (references)

    

Binary Code (1918-1938, probably earlier) (references)

01000100 01001111 01010101 01000010 01001100 01001001 01001110 01000111 00101101 01001101 01000001 01000011 01001000 01001001 01001110 01000101 00100000 01001111 01010000 01000101 01010010 01000001 01010100 01001111 01010010

HTML Code (1990) (references)

&#68 &#79 &#85 &#66 &#76 &#73 &#78 &#71 &#45 &#77 &#65 &#67 &#72 &#73 &#78 &#69 &#32 &#79 &#80 &#69 &#82 &#65 &#84 &#79 &#82

ISO 10646 (1991-1993) (references)

0044 004F 0055 0042 004C 0049 004E 0047 002D 004D 0041 0043 0048 0049 004E 0045      004F 0050 0045 0052 0041 0054 004F 0052

Encryption (beginner's substitution cypher): (references)

3849553646434841154735374243483924950395235544952

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INDEX

1. Orthography
2. Bibliography


  

Copyright © Philip M. Parker, INSEAD. Terms of Use.