25-05-2018 дата публикации
Номер: KR1020180055667A
Принадлежит:
Provided is an automatic grease gun with an indicator function capable of sensing internal pressure. The automatic grease gun comprises: a cylinder type gun housing having a grease outlet formed at a lower portion thereof; a gun piston disposed inside the gun housing and dividing the inside of the gun housing into a gas chamber and a grease chamber; a gas cell cartridge having an indicator cap, an indicator piston and an elastic member, wherein the indicator cap is formed to communicate with the gas chamber of the gun housing and has a knob hole formed at an upper portion thereof, the indicator piston is disposed inside the indicator cap and has a knob formed at an upper portion thereof to go through the knob hole of the indicator cap and a concave spline joining groove formed on the bottom surface of a lower portion upwards, and the elastic member downwardly presses the indicator piston; and a gas cell module having a gas cell for supplying gas into the gas chamber of the gun housing and ...
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