Title:
LIQUID FORCE FEED DEVICE
Document Type and Number:
Japanese Patent JPH1030792
Kind Code:
A
Abstract:
To downsize a liquid force feed device by reducing the number of parts to simplify its structure.
A float 3, a control valve 4 comprising an air intake valve 22 and an exhaust valve 23, and a snap mechanism having coil springs 52, 53 are built in a sealed container 2 having a working fluid inlet 11, a working fluid outlet 13, a force feed liquid inlet 16 and a force feed liquid outlet 17. An elevating/lowering rod 51 is connected to a float 3, and one end of the coil springs 52, 53 is connected to each side of the elevating/lowering rod 51. The air intake valve 22 is connected to the other end of the coil spring 52, and the exhaust valve 23 is connected to the other end of the coil spring 53.
Inventors:
HIROYA MASAHISA
Application Number:
JP20523596A
Publication Date:
February 03, 1998
Filing Date:
July 15, 1996
Export Citation:
Assignee:
TLV CO LTD
International Classes:
F16K17/34; F16K31/18; F16K31/22; F16T1/20; F16T1/22; F22D11/06; (IPC1-7): F16T1/22; F16K17/34; F16K31/18; F16K31/22; F16T1/20; F22D11/06