Despite the digital age in the life of mankind, the simplest instruments for measuring time have not disappeared. Their almost unchanged, from the point of view of the principle of operation, analogues have their own consumer to this day. After all, an unusual shape and requested functions are needed in various fields of application. The hourglass produced by the Ukrainian company Steklopribor is structurally simple, safe and accurate in the range of its intended use. And they can also serve as an excellent addition to the interior and a visual demonstration of the flexible mental abilities of a person.
The purpose of the model size 2 in version 7 is:
- measurement of identical periods of time, which are limited by the amount of sand mass inside the glass vessel;
- assistance in the organization of procedural processes, which are based on time intervals;
- safety of use;
- visual expiration of time intervals.
The scope of the watch includes:
- application in medical procedures;
- control of time intervals in the development of photographic films of amateur and professional studios;
- addition to the interior;
- purchase as a souvenir or gift;
- use as an element of therapeutic effect;
- control of food preparation;
- a clear demonstration of the use of natural phenomena - the force of gravity of the Earth.
Hourglass features include:
- The use of special sand with selected flowability.
- Classic recognizable appearance of the case with a plastic base.
- Execution from the certified harmless materials.
- Time measurement range - 20 minutes.
- The compact body, which does not take up much space and fits any interior, is easy to transport and transport.
- The presence of an individual passport for the measuring device.
- Simplicity of design and durability of the structure as a whole.
- Safe execution.
- Ease of use, which is intuitive to any user, regardless of their education and professional skills.
Characteristics
- The composition of the stand is colored plastic.
- The composition of two communicating flasks is a special laboratory glass.
- Internal loose filler - fine-grained sand of a special grinding.
- Measured time - 20 min.
- Height - 178 mm.
- Diameter - 50 mm.
The material used in the manufacture allows an error in measuring the indicated time interval up to 25 seconds.
