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LINK-GEAR NEEDLE AND THREAD-PULLING MECHANISM OF A SEWING MACHINE |
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Description
Link 4 is connected by turning pairs C, D and E to links 1, 5 and 2. Slider 5 moves along arm Ab of sliding link 3. Rod 2 slides in fixed guides a-a. Link 3 turns about fixed axis A. When crank 1 rotates about fixed axis B, needle rod 2 reciprocates and lever 3 of the thread-pulling device oscillates about axis A. |
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DMG-Lib
Europeana
Ilmenau TU