Title:
CAPSULE FILTER
Document Type and Number:
Japanese Patent JP2015066486
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a capsule filter which can reduce the number of components, and can simplify a manufacturing process.SOLUTION: A capsule filter 1 includes: a head part 10 having a cylindrical outflow part 13 communicating with an internal flow passage 2a and a cylindrical inflow part communicating with an external flow passage 2b, and is fixed so as to close an opening of a case 3; and a ball valve 21 which opens and closes the outflow part 13. The outflow part 13 includes: a protrusion part 13d which protrudes from an inner circumference surface 13c of the outflow part 13, and a projection 13e which is protruded from the inner circumference surface 13c of the outflow part 13 and is positioned on a case 3 side from the protrusion part 13d. The protrusion part 13d and the projection 13e are separated in a flow direction of a fluid, and the ball valve 21 is arranged between the protrusion part 13d and the projection 13e.
Inventors:
OKADA YUKIHISA
FUKUDA RYUICHI
FUKUDA RYUICHI
Application Number:
JP2013201549A
Publication Date:
April 13, 2015
Filing Date:
September 27, 2013
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES CO
International Classes:
B01D27/08; B01D24/42; B01D29/11; B01D29/90; B01D29/92; F16K1/32; F16K15/04
Domestic Patent References:
| JPH09234461A | 1997-09-09 | |||
| JPS59177864U | 1984-11-28 | |||
| JP2012215241A | 2012-11-08 | |||
| JP2009119390A | 2009-06-04 | |||
| JPH01254215A | 1989-10-11 | |||
| JPS3418494Y1 | ||||
| JP2001512214A | 2001-08-21 | |||
| JP2007196230A | 2007-08-09 |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshinori Shimizu
Yasuki Yanagi
Yoshinori Shimizu
Yasuki Yanagi