plumb bob


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Related to plumb bob: plumb line
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Synonyms for plumb bob

the metal bob of a plumb line

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Measure out from the furthest point into the corner you identify and draw a straight line down the wall using a plumb line - this is a piece of string tacked to the wall or picture rail with the plumb bob as a weight on the bottom of it.
Through its proprietary features, it will also save time on the job by eliminating the need for the use of a plumb bob. The Laser Couplings will also be versatile enough to be expanded to the plumbing and pipe fitting industry, adding to its appeal and value.
Ultrasonic sensors were introduced many years ago, the mechanical plumb bob system is still in use and now radar sensors are popular.
One in particular is a "plumb bob." It is an electronic version of an ancient and very simple tool called a plumb line.
The operators of the mule (hydraulic pumping unit) and the plumb bob (a pendulum that attaches to the aircraft to indicate its equilibrium) rapidly communicated this unusual situation and halted work.
It can become a spirit level, a surface level, a ruler, a protractor, a plumb bob and more.
I began by hanging a plumb bob between the rafters of the shed covering the kiln location to locate the centre of the circle for the kiln.
The HM]2 has two RS-485 networks, with a capacity of 16 sensors each, to support up to 32 SiloPatrol SMO SE "smart" plumb bob level sensors and/or Flexar guided wave radar level sensors.
Little by little, as our friendship grew, I noted that he discarded first one device or test or another until he was left with a Polaroid camera, a plumb bob on a string, a pencil, and a straight edge.
The line of reference can be found easily in two general ways: a weight hanging freely, as in a plumb bob, will indicate the vertical, and a body of water at rest will always be horizontal.
Fossil has some great life-saving applications here including Dictionary, Currency converter, Flashlight as well as Plumb Bob, Level and a handful of other self-explanatory utility gizmos such as Metronome, Pitch Pipe, Pet Age and Loan Calculator.
For example, when a customer needs a plumb bob, try to sell them an electronic, self-leveling laser plumb line instead.
One other time, a plumb bob punched a hole through the hull at the bottom of a sounding tube.
In retaliation, she once gave me a plumb bob after I'd expressed interest in a spirit level.
So precise are Stevens' arrangements that he sometimes hangs a plumb bob in the studio to mark the exact place from which his eye should view the still life as he works each day on a painting.