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Patent Searching and Data


Title:
INDOOR DRAINAGE SYSTEM
Document Type and Number:
Japanese Patent JPH03122324
Kind Code:
A
Abstract:

PURPOSE: To make it exhibit drainage function without providing a trap separately by lowering a drainage horizontal branch pipe once from a drain source, and then raising it to the level higher than this and lower than the drain source end connecting it to a vertical pipe.

CONSTITUTION: An indoor drainage system 10 is constituted, in which a drain source such as a sink 12, etc., and a drain vertical pipe 48 are coupled with a drain horizontal branch pipe 40, and the drain is discharged compulsorily using a pump 20. This drain horizontal pipe 40 is lowered once from the drain source to a first level lower than this, and next this is raised from the first level to a second level lower than the drain source and higher than the first level, and then it is connected to a drain vertical pipe 48. Hereby, one part of the drain horizontal pipe 40 can be made to function as a trap, and the necessity of equipping a trap separately can be removed.


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Inventors:
NAKAISHI MASAO
ISHIKAWA HIROSHI
Application Number:
JP25976889A
Publication Date:
May 24, 1991
Filing Date:
October 04, 1989
Export Citation:
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Assignee:
KUBOTA KK
International Classes:
E03C1/12; E03C1/284; (IPC1-7): E03C1/12
Domestic Patent References:
JPS5066042A1975-06-04
JPS5869068U1983-05-11
Attorney, Agent or Firm:
Yoshito Yamada