Title:
LIQUID HAMMERING PREVENTING APPARATUS FOR LIQUID SUPPLYING PIPE
Document Type and Number:
Japanese Patent JP3165876
Kind Code:
B2
Abstract:
PURPOSE: To provide a liquid hammering preventing apparatus with a simple structure so as to be applied in various positions by duely operating liquid hammering absorber even if pressure of liquid which is supplied is changed.
CONSTITUTION: A liquid flash absorber 11 is formed in a cover cylindrical shape and in an expanded/contracted bellows shape by an elastic member to communicate with only the communicating hole 14a of an installing base part 14, and also it is formed so that an inner cylinder 12 is enclosed around the liquid hammering absorber 11 completely, the cylinder 12 is formed in such constitution that an air chamber 13 is formed between the cylinder 12 and the top part 11c of the liquid hammering absorber 11, and each of opening installing parts 11a, 12a of the liquid hammering absorber 11 and the protecting cylinder 12 is tightly installed on the installing base part 14.
Inventors:
Norio Hayakawa
Application Number:
JP259894A
Publication Date:
May 14, 2001
Filing Date:
January 14, 1994
Export Citation:
Assignee:
Hayakawa Valve Mfg. Co., Ltd.
International Classes:
F04B11/00; F16L55/04; (IPC1-7): F04B11/00; F16L55/04
Domestic Patent References:
| JP63225707A | ||||
| JP4321801A | ||||
| JP58001A | ||||
| JP52127548A | ||||
| JP550106U | ||||
| JP57100693U | ||||
| JP5858189U | ||||
| JP5260542U | ||||
| JP218902U | ||||
| JP135032Y2 |
Attorney, Agent or Firm:
Takenori Hiroe