Parallel rulers are a drafting instrument used by navigators to draw parallel lines on charts. The tool consists of two straight edges joined by two arms which allow them to move closer or further away while always remaining parallel to each other. WebParallel rules help draftsmen, surveyors, cartographers, architects, and navigators draw accurate parallel lines. The instrument comes in two main forms: two rectangular straight edges connected by brass or silver hinges, or a single frame surrounding a roller. The first type was known in Europe by 1600, while Englishman A. George Eckhardt is ...
Category:Parallel rulers - Wikimedia Commons
WebHow Do You Use A Parallel Rolling Ruler? Ruler Read What is a rolling parallel ruler? How do you draw parallel lines with a ruler scale? What is the use of roller scale? What is a rolling scale? How do you use a ruler to draw? Which sheet is used for engineering drawing? Which tool is used to draw parallel lines? ← Previous Post → WebThe Parallel Ruler provides a fast, accurate method of drawing lines parallel to any reference line. The ruler has non-skid pads to prevent it from slipping. The ruler blades are undercut and beveled so lines can be drawn in pen or pencil. The parallel ruler opens to 3” spacing using links constructed of non corrosive & non magnetic aluminum. mini boxes of dots candy
Rolling Parallel Ruler - Walmart
WebGeorgian parallel ruler in antique condition superb instrument usually used on maps to join Lines so army or navy connection. Keithpearsons. (142) $44.65. Vintage Soviet Mariner's Navigational Wooden Parallel Ruler. Navigational Instruments. Chart Instruments. Vintage Measure Map Tool. Cold War. WebWeems & Plath Marine Navigation Parallel Ruler (Aluminum Arms, 18-Inch) 4.4 (55) £1995 £23.95 Get it Friday, 24 Mar - Tuesday, 28 Mar £4.50 delivery Pockos 15cm Professional Metric Parallel Rolling Ruler, Protractor, Compass for Artists, Illustrators, Designers, Architects, Engineers, Craftsmen, Students and Professionals for Home and Business WebThe Parallel Ruler provides a fast, accurate method of drawing lines parallel to any reference line. The ruler has non-skid pads to prevent it from slipping. The ruler blades … most famous mario characters