What does the saying knife edge mean?
Definition of on a/the knife-edge : in a dangerous or important situation in which two very different results are possible The election results hung on a knife-edge.
Is knife edged an adjective?
knife-edge adjective [before noun] (SHARP) narrow and sharp: We had to climb over a knife-edge mountain ridge.
What is a knife edge in physics?
Knife-edge meaning A piece of steel sharpened to an acute edge or angle, and resting on a smooth surface, serving as the axis of motion of a pendulum, scale beam, or other piece required to oscillate with the least possible friction. A metal wedge whose fine edge serves as the fulcrum for a scale beam, pendulum, etc.
What is knife edge tool used for?
Knife-edge techniques are commonly used for optical beam profiling of laser beams, but edge-diffraction sensing techniques for dimensional metrology was first introduced in 2006 and have been used for many dimensional metrology applications.
What is a knife edge follower?
[′nīf ‚ej ′kam ‚fäl·ə·wər] (design engineering) A cam follower having a sharp narrow edge or point like that of a knife; useful in developing cam profile relationships.
What does blade mean in slang?
A homosexual
(slang, chiefly US) A homosexual, usually male.
What is knife edge pillow?
A knife edge pillow is one with a seam without a decorative finish. It tapers to sharp, crisp edges and corners, creating a very simple, clean, polished look. These types of shams are typically made with an envelope closure or sometimes a hidden zipper, especially if it’s more of a decorative style pillow.
Is on a knife edge a metaphor?
To be on a knife-edge means to be in a situation in which nobody knows what is going to happen next, or in which one thing is just as likely to happen as another. His future remains on a knife edge.
What does Edge tool mean?
edge tool Add to list Share. Definitions of edge tool. any cutting tool with a sharp cutting edge (as a chisel or knife or plane or gouge)
What are edged hand tools?
Sharp-edged tools include saws, chisels, awls, knives, and scrapers. Keep the following in mind when using a sharp-edged tool.
Where are knife edge followers used?
The Knife Edge Follower: This is the simplest type, is not often used due to the rapid rate of wear. When it is adopted, it is usually for reciprocating motion, running in slides and there is considerable side thrust, this being a component of the thrust from the cam.
What do cams and followers do?
A cam and follower mechanism is a profiled shape mounted on a shaft that causes a lever or follower to move. Cams are used to convert rotary to linear (reciprocating) motion. The follower maintains contact with the cam through the force of gravity or by a spring.
What is the proper knife edge angle?
Typical edge angles are about 20° (making the included angle 40° on a double-ground edge). The edge angle for very sharp knives can be as little as 10 degrees (for a 20° included angle). Knives that require a tough edge (such as those that chop) may sharpen at 25° or more.
What are the different types of knife edges?
There are three main blade edge types used in folding pocket knives – plain, fully-serrated, and partially serrated (combo) edge. These have different uses in different applications and it goes back to knowing what type of cutting you will be doing most. Depending on the tasks that you intend on using these knives for,…
What are the top 5 hunting knives?
Top 5 Best Hunting Knives In The Market 1. Bone Collector Knife BC808: 2. Mossy Oak 2-Piece Fixed Blade Knife: 3. Elk Ridge Hunting Knife set: 4. 12″ Tactical Bowie Survival knife: 5. SHEFFIELD Rogue 10-inch Fixed Blade knife:
What are the best fixed blade knives?
While high carbon steel blades are known to be stronger and stay sharper longer, the Sentry Knife’s 420HC stainless steel blade is a sturdy full tang and is sharpened to a finer edge thanks to Buck’s Edge 2X technology that sharpens the blade to a more acute angle than its predecessors.