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A ruling pen is a drawing instrument for drawing with ink or with other drawing fluids. Originally used for
A ruling pen contains ink in a slot between two flexible metal jaws, which are tapered to a point. It enables precise rendering of very thin lines. The line width can be adjusted by an adjustment screw connecting the jaws. The adjustment screw can optionally have a number dial.
A ruling pen is a drawing instrument for drawing with ink or with other drawing fluids. Originally used for technical drawing
Technical drawing, drafting or drawing, is the act and discipline of composing drawings that visually communicate how something functions or is constructed.
Technical drawing is essential for communicating ideas in industry and engineering. ...
s in engineering and cartography
Cartography (; from , 'papyrus, sheet of paper, map'; and , 'write') is the study and practice of making and using maps. Combining science, aesthetics and technique, cartography builds on the premise that reality (or an imagined reality) can ...
together with straight rulers and French curve
A French curve is a template usually made from metal, wood or plastic
Plastics are a wide range of synthetic polymers, synthetic or Semisynthesis, semisynthetic materials composed primarily of Polymer, polymers. Their defining characterist ...
s, it is today used for specific uses, such as picture framing or calligraphy
Calligraphy () is a visual art related to writing. It is the design and execution of lettering with a pen, ink brush, or other writing instruments. Contemporary calligraphic practice can be defined as "the art of giving form to signs in an e ...
.
Description
A ruling pen contains ink in a slot between two flexible metal jaws, which are tapered to a point. It enables precise rendering of very thin lines. The line width can be adjusted by an adjustment screw connecting the jaws. The adjustment screw can optionally have a number dial.
History
In theSoviet Union
The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...
, ruling pens were widely used by women for eyebrow
An eyebrow is an area of short hairs above each eye that follows the shape of the lower margin of the Supraorbital ridge, brow ridges of some mammals. In humans, eyebrows serve two main functions: first, human communication, communication thro ...
hair removal
Hair removal is the deliberate removal of body hair or head hair. This process is also known as epilation or depilation.
Hair is a common feature of the human body, exhibiting considerable variation in thickness and length across different po ...
, being used as tweezers
Tweezers are small hand tools used for grasping objects too small to be easily handled with the human fingers. Tweezers are thumb-driven forceps most likely derived from tongs used to grab or hold hot objects since the dawn of recorded history. ...
.
See also
*List of pen types, brands and companies
A list is a set of discrete items of information collected and set forth in some format for utility, entertainment, or other purposes. A list may be memorialized in any number of ways, including existing only in the mind of the list-maker, but ...
* Technical drawing tools
Drafting tools may be used for measurement and layout of drawings, or to improve the consistency and speed of creation of standard drawing elements. Tools such as pens and pencils mark the drawing medium. Other tools such as straight edges, assist ...
References
External links
* Summary: "Demonstrates tracing on cloth. Shows procedures for handling the ink bottle and for filling, adjusting, using, cleaning and sharpening pens." {{DEFAULTSORT:Ruling Pen Pens Technical drawing tools