METERING VALVE FOR ADDITIVES AT RISK OF FREEZING Russian patent published in 2018 - IPC F01N3/20 

Abstract RU 2659847 C2

FIELD: machine building.

SUBSTANCE: metering valve (1) comprises valve housing (6) having channel (7) and valve body (2) which is movable to open and close metering valve (1), and spring (3) which applies a spring force to valve body (2) and thus keeps valve body (2) in a rest position. Spring (3) is supported on at least one calibration element (4), valve body (2). Spring (3) and said at least one calibration element (4) are arranged in channel (7), and at least one calibration element (4) is supported by supporting component (13), which is fastened in valve housing (6) by means of permanent connection (5). Segment (14) of supporting component (13) protrudes from valve housing (6). Calibration element (4) is connected to metering valve (1) by means of press connection (10).

EFFECT: invention relates to metering valves for dispensing liquids from a pressurised container.

4 cl, 3 dwg

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RU 2 659 847 C2

Authors

Khezemann Gottfrid Vilkhelm

Dates

2018-07-04Published

2014-01-09Filed