Title:
Capsule filter
Document Type and Number:
Japanese Patent JP6319977
Kind Code:
B2
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:
Yukihisa Okada
Ryuichi Fukuda
Ryuichi Fukuda
Application Number:
JP2013201549A
Publication Date:
May 09, 2018
Filing Date:
September 27, 2013
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES COMPANY
International Classes:
B01D27/08; B01D24/42; B01D29/11; B01D29/90; B01D29/92; F16K1/32; F16K15/04
Domestic Patent References:
| JP9234461A | ||||
| JP59177864U | ||||
| JP2012215241A | ||||
| JP2009119390A | ||||
| JP1254215A | ||||
| JP34018494Y1 | ||||
| JP2001512214A | ||||
| JP2007196230A |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshinori Shimizu
Yasuki Yanagi
Yoshinori Shimizu
Yasuki Yanagi