Spindle

Look up spindle in Wiktionary, the free dictionary.

The term spindle may refer to:

Textiles and manufacturing

• Spindle (textiles), a device to spin fibers into thread
• Spindle (tool), is the main rotating part of a machine tool, woodworking machine, etc.
• Segmented spindle, a spindle consisting of discrete elements that can be assembled and disassembled on the fly

Computing

• Spindle (hard disk drive), the axis or alternate name of a hard disk drive
• Spindle (disc packaging), a plastic case for bulk optical discs

Biology

• Spindle apparatus, a cellular structure organizing and separating the chromosomes during cell division
• Muscle spindle, a specialized innervated muscle structure involved in the reflex action and in proprioception
• Spindle neurons are a specific class of neurons that participate in signal transmission in the nervous system
• Sleep spindle, an EEG waveform that occurs during sleep
• The genus Euonymus (also called spindles) are deciduous and evergreen shrubs and small trees

Other uses

• Spindle (automobile), a part of a car's suspension system
• Spindle (furniture), an axially symmetric part of furniture or other woodwork
• Spindle (stationery), a device for holding paper documents
• Spindle (fire making), a straight wooden rod used in fire making
• Spindle torus, in mathematics, a self-intersecting torus
• Spindle (sculpture), a 40-foot sculpture made from cars in Berwyn, Illinois
• The Spindles, burial towers at Amrit, Syria
• Threaded rod connecting two door knobs

See also

• Axis of rotation
• Spindling
• Spindle transfer
• Spindel

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