What Is A Keyway In Construction?

What is the purpose of a keyway in concrete?

The keyway will act as the slab edge for the pour. When forces push one slab vertically from the other, the keyway construction joint will hold the two slabs together. Keyways are typically applied in commercial settings.

What is the purpose of a keyway?

A keyway is a long slot cut into a component to accept a key that engages with a similar slot on a mating component so that the two components do not move against each other. If the key is not fitting properly in both the flywheel and crank shaft keyways, replace the key.

What does keyway mean?

1: a groove or channel for a key. 2: the aperture for the key in a lock having a flat metal key.

What is a keyway and how is it formed?

Keyways are formed by milling groves into the key blade creating a final shape. (Watch: Video of Key Milling Tool). There can be one or more milling groves in a key blade. A key blank can be cut into any number of keyways, but the correct tools are required to achieve more complex keyways.

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What is keyway concrete?

(in poured-concrete construction) a longitudinal groove in a footing, or in a pour that has set, providing a key for newly poured concrete. a depression or slot carved into rock to provide a bond or anchorage for a structure, as a dam.

What is a keyway in grading?

Grading” means any excavation or filling or combination thereof. “Keyway” means an excavated trench into competent earth material beneath the toe of a proposed fill slope.

What is standard keyway size?

Imperial – Rectangular B.S. 46: PART 1: 1958

Nominal Shaft Diam Dimensions (Inches)
3 3 1/2 0.875 0.876
3 1/2 4 1.000 1.001
4 5 1.250 1.252
5 6 1.500 1.502

What is a keyway on a lock?

“Keyway” is the term for the shape of the interface between a lock and its key. The keyway is what prevents you from even beginning to push the wrong key into the wrong slot. If you have the right keyway but the wrong key, you can easily slide the key into the lock ¬≠but it won’t turn.

How do I know what size my keyway is?

The hub keyway is dimensioned by its width and depth on the shaft – keyway sides. Referencing Figure 1, the keyway dimension is W x T1.

What is a Paracentric keyway?

paracentric. adj. 1. of or pertaining to a keyway with one or more wards on each side projecting beyond the vertical center line of the keyway to hinder picking 2.

What is a keyway in door hardware?

The keyway is the shape of the keyhole of the lock cylinder into which the user inserts the key. The keyway is designed to allow only keys of the correct shape to be inserted such that, when properly made, they will align the pin tumblers properly and operate the cylinder.

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What keyway does Kwikset use?

The new SC1 Keyway, compatible with most Kwikset® locks, brings significant benefits to both the consumer and B2B markets, which includes security dealers as well as professionals who purchase and utilize a large volume of mechanical locks (builders, remodelers, property owners and managers).

How is keyway made?

In order to cut blind keyways, shapers require users to pre-cut a “relief” at the end of the soon-to-be cut keyway. The relief allows metal chips to break. They can be formed by cutting an internal groove on the inside diameter for hubs or by pre-drilling a hole.

What is Keystock used for?

Daemar’s Keystock are removable bars that are used to transmit torque from components including couplings, sheaves, sprockets and gears to a shaft. They are called “keys” because they lock a component to the shaft by means of a corresponding keyway in a shaft.

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