Beam compass - Wikipedia, the free encyclopedia
A beam compass is a compass with a beam and sliding sockets or cursors for drawing and dividing circles larger than those made by a regular pair of compasses. The instrument can be as a whole, or ma...
en.wikipedia.org/wiki/Beam_compass
The trammel points are used like large dividers, to measure length, increments, but mostly to scribe arcs and circles. They are very useful for any type of geometric layout to generate hexagons, octagons and many types of geometric forms, or to locate points in space and to divide lines and angles with great accuracy.
www.woodartistry.com/woodworking-faqs/ShopNotesTrammels... www.woodartistry.com/woodworking-faqs/ShopNotesTrammels.html
Use of a trammel and tramel heads for building work. ... Trammel - A trammel being used ... I have used a trammel like this to set out a length of batten to be used as a rod for setting out face brickwork, where we had a definite exact height to achieve, like under a concrete beam.
www.builderbill-diy-help.com/trammel.html www.builderbill-diy-help.com/trammel.html
starrett 50 series trammel, starrett improved trammel heads with divider points used to measure distance between points too great to be reached with dividers. starrett precision measuring tools,ls starrett ... Used to measure the distance between points that are too great to be reached with dividers. The heads are die cast...
www.contractorstools.com/starrett_trammels_50.html www.contractorstools.com/starrett_trammels_50.html
trammel n. A shackle used to teach a horse to amble. Something that restricts activity, expression, or progress; a restraint ... Trammel points, used to scribe a circle...
www.answers.com/topic/trammel www.answers.com/topic/trammel
Improvements to trammel type drives used to convert rotary motion to linear motion in which the dwells at the ends of the linear motion are increased and in which the kinematic characteristics of the ... 1, a partially fragmented isometric diagrammatic view of a commonly used harmonic trammel drive. FIG. 2,
www.freepatentsonline.com/3869925.html
The sea otter, Enhydra 1utris, is fully protected in California by both state and federal law. ... The accidental drowning of sea otters in gill and trammel nets used to take California halibut, Para1ichthys ca1ifornicus, was identified as a source of mortality which has probably increased as the sea otter...
aquacomm.fcla.edu/721/
Elliptic trammel by Stanley, 1876. Trammels were used for curve drawing from the Rennaissance until the use of computers made them obsolete. ... Elliptical trammel, 1876.
www.sciencemuseum.org.uk/objects/mathematics/1876-662.a... www.sciencemuseum.org.uk/objects/mathematics/1876-662.aspx
Britannica online encyclopedia article on entangling net (fishing), ...surrounding (encircling, or encompassing) nets, and trap nets. ... Drift nets—which include gill and trammel nets used at the surface and bottom-set nets used on the seabed—capture fish by entangling them. Gill and trammel nets are used principally...
www.britannica.com/eb/topic-188784/entangling-net
Trammel hook - Wikipedia, the free encyclopedia
A trammel hook is an adjustable hook used to suspend objects at variable heights. Trammel hooks may be used to hold a pot or kettle over a fire while cooking, allowing the height of the pot to be ea...
en.wikipedia.org/wiki/Trammel_hook
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