Liquid flow control device in bowling lane maintenance system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 28, 1992
Issued Date -
N/A
app pub date -
Oct 11, 1990
filing date -
Mar 7, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides an apparatus for controlling the flow of a liquid supplied to a system applying a liquid to a substantially flat surface, the apparatus including a source of pressurized air, an enclosed tank containing a predetermined amount of liquid and connecting with the source of pressurized air through an air line, a pressure reducing valve arranged in the air line and adapted to control the pressure of air to be fed into the enclosed tank, a nozzle connecting with the liquid outlet of the enclosed tank through a liquid supply line and also coupling with the liquid applying system, a two-way valve disposed in the liquid supply line between the enclosed tank and the nozzle and adapted to intermittently blocking the flow of the liquid in the liquid supply line, and a restrictor disposed in the liquid supply line downstream of the two-way valve.
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Cited Art Landscape
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