demand valve वाक्य
उदाहरण वाक्य
मोबाइल
- One in 8 victims refused to return the demand valve, however, donating a regulator rarely results in the donor becoming the victim.
- This would normally be pressurised but with a closed valve, so that current pressure on the demand valve will not cause a free flow.
- Many divers fit a second demand valve, often called an " octopus ", to their diving regulators, for emergency use by another diver.
- In most regulator designs the diver will have to overcome a larger cracking pressure to open the demand valve, and flow rate will be reduced.
- In twin hose regulators the demand valve is included in the body of the regulator which is usually attached directly to the cylinder valve or manifold outlet.
- The Emerson and Pulmotor were utilized until the mid-1960s, when a breakthrough in the history of oxygen delivery was made : the demand valve.
- The donor should retain a good grip on the demand valve throughout the buddy breathing process, as a panicked recipient may fail to give it back.
- A reasonably reliable way of keeping control of the demand valve is to grasp the hose firmly in the fist where it connects to the demand valve.
- A reasonably reliable way of keeping control of the demand valve is to grasp the hose firmly in the fist where it connects to the demand valve.
- The first recorded demand valve was invented in 1838 in France and forgotten in the next few years; another workable demand valve was not invented until 1860.
- The first recorded demand valve was invented in 1838 in France and forgotten in the next few years; another workable demand valve was not invented until 1860.
- The set comprises a large cylinder charged with compressed air, linked to a demand valve combined into the face mask, secured with straps around the head.
- If the counterlung volume is reduced sufficiently for the rigid cover to activate the feed gas demand valve, gas will be added until the diver finishes that inhalation.
- It may also be used for surface-supplied diving or as diver through the demand valve of a diving regulator or the breathing loop of a diving rebreather.
- In 1926 Maurice Fernez and Yves Le Prieur patented a hand-controlled constant flow regulator ( not a demand valve ), which used a constant flow ).
- Ascent during which the diver is provided with breathing gas by another diver via a demand valve other than the one in use by the donor during the ascent.
- Recreational divers do not usually have access to voice communication equipment, and it does not generally work with a standard scuba demand valve, so they use other signals.
- This gas supply is regulated by a scuba first stage regulator, and plumbed into the primary air supply circuit via a bailout valve before it reaches the demand valve.
- In 1937 and 1942 the French inventor, Georges Commeinhes from Alsace, patented a diving demand valve supplied with air from two gas cylinders through a full-face mask.
- Conserving the often limited reserves of oxygen was easier with a demand valve, as oxygen was designed only to flow when either the button was depressed or the casualty inhaled.
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