Lubricant reservoir low level indicator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9920879
SERIAL NO

14909643

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Importance

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Abstract

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A lubrication system comprises a lubricant reservoir, a motorized pump, a follower plate, a stationary rod, a movable sleeve, and a flexible connection. The motorized pump is disposed to pump fluid from the lubricant reservoir to lubricant work lines. The follower plate is situated within the lubricant reservoir. The stationary rod has a colored indicator portion. The movable sleeve disposed concentrically about the stationary rod. The flexible connection extends between the follower plate and the stationary colored rod, such that the flexible connection pulls the movable sleeve away from the stationary rod to reveal the colored indicator portion as the follower plate drops towards a bottom of the lubricant reservoir.

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Patent Owner(s)

Patent OwnerAddress
GRACO MINNESOTA INC88TH 11TH AVENUE NE MINNEAPOLIS MN 55413

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kidman, Jeffrey Savage, US 1 0
Klaphake, Andrew J Minneapolis, US 14 21
Nijaguna, Suresha S Plymouth, US 3 4

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