The stethoscope used by doctors is a traditional hose type. Here is an acousto-optic display stethoscope that can both listen and see signals. The device uses a piezoelectric sensor and a signal amplifier to convert the beating of the heart into an acousto-optic signal.
Pipe fittings are the general name of the parts and components that play the role of connection, control, change direction, shunt, seal and support in the pipeline system. A pipe fitting is a part that joins pipes into a pipe.
It mainly includes the following:
1. Pipe fittings used for connecting pipes with each other are: flange, splice, pipe hoop, clamp, sleeve, throat hoop, etc.
2. Pipe fittings that change the direction of the pipe: elbow and bend.
3. Pipe fittings for changing pipe diameter: reducing pipe (reducing pipe), reducing elbow, branch pipe table and reinforcing pipe.
4, add pipe branch fittings: three, four.
5. Pipe fittings for pipeline sealing: gasket, raw material belt, thread hemp, flange blind plate, pipe plug, blind plate, head, welding plug.
6. Pipe fittings for pipe fixing: clasp, hook, lifting ring, bracket, bracket, pipe card, etc.
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