diaphragm

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Related to diaphragms: contraceptive diaphragm
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  • noun

Synonyms for diaphragm

a mechanical device in a camera that controls size of aperture of the lens

(anatomy) a muscular partition separating the abdominal and thoracic cavities

a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic

electro-acoustic transducer that vibrates to receive or produce sound waves

References in periodicals archive ?
The versatility of this pump type, and range of applications that can be accommodated is due in no small part to the wide range of materials than can be used in the construction of both for the pump body and the diaphragms.
In the 2018 IBC, he adds, the design methodology will be mandatory for precast concrete used as horizontal diaphragms in buildings assigned to Seismic Design Category (SDC) C, D, E or F, and optional in SDC B according to ASCE 7-16.
It is a leading supplier of replacement diaphragms for leading OEMs of the diaphragm valve industry.
Boron-carbide diaphragms made with this new technology reproduce sound at 12,700 meters per second (m/s), compared to less than 12,000 m/s in existing loudspeakers incorporating boron-carbide diaphragms.
One of these advances is in plastic tubing inline check valves, specifically diaphragm check valves, used for the transfer and management of fluids and gases in mission-critical medical applications.
Among their topics are diaphragm basics, diaphragms with intermediate offsets, standard shear walls, shear walls with openings, and the portal frame.
NeuRxDPS is approved in the United States under a Humanitarian Device Exemption (HDE) for spinalcord injury (SCI) patients 18 years or older who have stimulatable diaphragms but lack control of their diaphragms.
NeuRx DPS is implanted through minimally invasive laparoscopic surgery and it stimulates the diaphragm muscles.
The first two issues have been addressed by the development of diaphragm pumpheads, as these prevent product leakage, which in turn contributes to higher levels of safety, lower maintenance costs and more economic use of the pumped liquid by the avoidance of seal leakages.
50% of the condom group chose to be fitted with diaphragms at the end of the MIRA trial, but only 14% of these were using them at the post-trial visit.
A larger diaphragm does not necessarily produce a higher SPL at all frequencies but it does result in a higher SPL at low frequencies since diaphragms with large surface areas transmit low frequencies to air more efficiently than smaller diaphragms.
Impressive The two new pump types impress the user with their multi-layer diaphragms made of PTFE with an integrated diaphragm rupture indication.
HyNetics subjected diaphragms made of each material to rolling/unrolling cycles of two per second.
Our NewFlo Replacement Diaphragms have the highest chemical resistance and the lowest permeability, making them ideal for almost all processing conditions where extended service life is required.
A fully automated machine for pressure testing and vision inspection of rubber diaphragms is one of several special machines available from Doss.