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.
Cracking pressure ranges for the more advanced latex-free silicone membrane diaphragms are: one-way check valves: <=12 inBar (.
The pump is now available with EPDM and Viton diaphragms and valves.
The analysis of irregular shaped structures; diaphragms and shear walls.
Should both diaphragms become compromised, this sensor will detect fluid in the air section.
Administration (FDA) has approved the NeuRx Diaphragm Pacing System (DPS)[R] for treating amyotrophic lateral sclerosis (ALS) patients who have stimulatable diaphragms and are experiencing chronic hypoventilation.
30 September 2011 - US Synapse Biomedical Inc said that it had received US Food and Drug Administration (FDA) approval for its NeuRx Diaphragm Pacing System (DPS) for treating amyotrophic lateral sclerosis (ALS) patients who have stimulatable diaphragms and are experiencing chronic hypoventilation.
Further containment can be achieved by the use of two back-to-back diaphragms with a leak detection system.
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.