Title:
LIQUID DISCHARGING DEVICE
Document Type and Number:
Japanese Patent JP3664013
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a liquid discharging device capable of easily discharging even water staying within a deep recessed portion and being inexpensively constituted with a simple structure.
SOLUTION: This discharging device 12 for discharging liquid staying within a recessed portion 52 to the outside is constituted so as to have (a) a seal main body 10 provided with a rubber expansion pipe 14, (b) an introduction pipe passage 22 for introducing air into the seal main body 10, (c) a discharging hole 39 for discharging air within the seal main body 10 into sealing space within the recessed portion 52 and (d) a liquid discharging pipe passage 38 passing through the seal main body 10 in the axial direction. At least a part of the liquid discharging pipe passage 38 is constituted of a bellows pipe 30, a spiral pipe or the like with elasticity in the axial direction of the seal main body 10.
Inventors:
Takemi Ito
Application Number:
JP35806899A
Publication Date:
June 22, 2005
Filing Date:
December 16, 1999
Export Citation:
Assignee:
Tokai Rubber Industry Co., Ltd.
International Classes:
E21B33/12; F04F1/06; F04F1/08; F16K7/02; F16K7/07; (IPC1-7): F04F1/06; E21B33/12; F04F1/08
Domestic Patent References:
| JP200112399A | ||||
| JP200112397A | ||||
| JP3125892U | ||||
| JP6220356B2 |
Attorney, Agent or Firm:
Kazuo Yoshida