| 摘要 |
FIELD: instrument industry. ^ SUBSTANCE: compressor comprises screw provided with groove and pressing collar, blowing port provided with a bore for sealing ring and collar, and springless check valve. The screw is reliably mounted in the housing, and the blowing port is in communication with the atmosphere through slots. The housing of the compressor is connected with the tip through a hose. The valve made of flexible disk and mounted in the tip operates when it cooperates with the hose nipple. The compressor can be additionally provided with two detachable pressure gauges for measuring compression of internal combustion engines. ^ EFFECT: enhanced reliability and precision. ^ 2 cl, 3 dwg |
