A shuttle valve is a type of valve which allows fluid to flow through it from one of two sources.

Lock and Key

Lock the gate.

Lock the doors.

In practice, the language barrier impairs this safety valve.

Unable to lock the download directory

Never forget to lock the door.

Why didn't you lock the door?

Sami knew the window didn't lock.

And plus, he said he was going to get rid of the Caps Lock key and the Num Lock key, too.

Labor migration operated as a safety valve against even worse unemployment.

Please lock the door when you leave.

Tom is trying to break the lock.

Later Ms. Lock (Vice Chairman) (South Africa)

Chairman Ms. Lock (Vice Chairman) (South Africa)

It was developed by Valve Corporation and released on June 1, 2006.

Don't forget to lock up when you leave.

This is actually a heart valve that we've engineered, and you can see here, we have the structure of the heart valve and we've seeded that with cells, and then we exercise it.

Did you forget to lock the door last night?

Sharyn Lock links to footage of the incident here.

The cybercrime law compels journalists to lock their mouths

Ms. Lock (South Africa), Vice Chairman, took the Chair.

This may be able to provide higher tidal volumes than a Bag Valve Mask.

At best, it is a safety valve for democracy rather than an engine of it.

Bentall procedure Replacement of the damaged section of aorta and replacement of the aortic valve.

or What's this Num Lock key for? You know, that thing?

Australian activist Sharyn Lock writes (February 16) at Tales to Tell

A back pressure valve on the gas outlet to maintain a steady pressure in the vessel.

You may have heard about the Kryptonite lock brouhaha, where a blogger talked about how you hack, or break into, a Kryptonite lock using a ballpoint pen, and it spread all over. Kryptonite had to adjust the lock, and they had to address it to avoid too many customer concerns.

I want you to go to your rooms and lock the doors.

I want you to go to your rooms and lock the doors.

These systems use a flywheel and valve attached to a hydraulic line that feeds the brake cylinders.

The fastest version of the Mark III on the UK market was the 16 valve h model.

This pushrod engine includes variable valve timing, a first in a mass produced non overhead cam engine.

Could not regain the system lock! (Perhaps another apt or dpkg is running?)

The exhaust pressure is controlled by a regulating valve to suit the needs of the process steam pressure.

But you cannot exploit this cycle of victim murderer and lock us inside it.

The mitral valve opens when the pressure in the left atrium is greater than the pressure in the left ventricle.

This features styling similar to that of the contemporary Golf GTI and a turbocharged 20 valve 1.8 litre petrol engine.

By providing a secondary demand valve the need to alternately breathe off the same mouthpiece when sharing air is eliminated.

That debate has been left to fester, serving as a dangerously dysfunctional pressure valve for turbulent and frustrated citizens across Europe.

If either a bag valve mask or a mechanical ventilator is used with an oxygen supply, this rises to 99 oxygen.

I mean, in retrospect, probably stupid questions, but things like, What's this Caps Lock key for?

Energy investment decisions made today will lock in the world s emissions profile for years to come.

These changes involve replacement of capital stock and avoiding long term, carbon intensive technology lock in.