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Title:
THREE-WAY PIPE JOINT
Document Type and Number:
Japanese Patent JPH01108477
Kind Code:
A
Abstract:

PURPOSE: To reduce erroneous operation and improve sealing effect by arranging a sliding plate with a through hole movable up and down between two packing discs having two upper and lower connecting holes.

CONSTITUTION: Two packing discs 4a, 4b are mounted in a casing 1. A sliding plate 6 is arranged movable up and down between them. A pipe connecting opening 10 is formed on the left side of the casing 1 and pipe connecting openings 9, 9 are formed on the right side thereof. Two connecting holes 11 separated form each other by a control space A are formed in the packing discs 4a, 4b and a through hole 12 is formed in the sliding plate 6. The control space A is larger than the diameter D of the through hole 12. The communication state of the pipe connecting opening 10 and the pipe connecting openings 9, 9 is switched by moving the sliding plate 6 up and down. It is possible to reduce erroneous operation and improve sealing effect with this structure.


Inventors:
RIYUTOGAA BERUHEMU
GEORUKU PUROKUSHIYA
Application Number:
JP22672888A
Publication Date:
April 25, 1989
Filing Date:
September 12, 1988
Export Citation:
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Assignee:
B & S METALPRAECIS GMBH
International Classes:
F16K3/02; F16K11/065; (IPC1-7): F16K11/065
Domestic Patent References:
JP56067464B
JPS53103231A1978-09-08
JPS61228168A1986-10-11
JPS61286671A1986-12-17



 
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