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Heimlich valve: The flutter valve functions by allowing only outwards airflow from the body of the patient. Photo depicting a Heimlich valve. The construction of the flutter valve enables it to function as a one-way valve allowing airflow, or the flow of a fluid, in only one direction along the drainage tube.
Acapella Audio Arts is a German manufacturer of loudspeakers, [1] [2] and one of the oldest hi-fi manufactures in Germany. Acapella Audio was founded by Alfred Rudolph and Herman Winters in 1978 in Duisburg, Germany. Acapella is famous for its heavy horn-loaded speakers that are able to reproduce the whole audible sound spectrum.
Duckbill exhaust valve for Draeger twin hose regulator. A duckbill valve is a check valve, usually manufactured from rubber or synthetic elastomer, and has two or more flaps, usually shaped like the beak of a duck. [1] It is commonly used in medical applications to prevent contamination due to backflow. A cross-section diagram of a Duckbill valve.
Most post-war European thermionic valve (vacuum tube) manufacturers have used the Mullard–Philips tube designation naming scheme. Special quality variants may have the letter "S" appended, or the device description letters may be swapped with the numerals (e.g. an E82CC is a special quality version of an ECC82) Note: Typecode explained above.
The axial flow valve, or Thayer valve, is a brass instrument valve design patented in 1978 by American inventor Orla Ed Thayer. [1] Designed with assistance from instrument maker Zigmant Kanstul, it was originally intended to replace the traditional rotary valve on the French horn , but instead revolutionized the design of trombone valve ...
A valve audio amplifier or vacuum tube audio amplifier is a valve amplifier used for sound reinforcement, sound recording and reproduction. Until the invention of solid state devices such as the transistor , all electronic amplification was produced by valve (tube) amplifiers.
Irish betting giant Flutter Entertainment said on Thursday it plans to appeal a $330 million ruling against itself and partner Spribe in Georgia in a trademark case filed by a former shareholder ...
The design and quality of the recorder are also important factors. The machine's speed stability (wow-and-flutter), head gap size, head quality, and general head design and technology. and the machine's mechanical alignment [b] affect the quality of the recording. The regulation of tape tension affects contact between the tape and the heads and ...