Title:
空気弁
Document Type and Number:
Japanese Patent JP6667283
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an air valve which is easily used as a fireplug.SOLUTION: An air valve includes: a lid body 7 installed at an upper part of a valve box 5 having a float valve body 11 and a floating valve body 13; a cover member 41 which is separated from the lid body 7 or contacts with the lid body 7; an adjustment shaft 48 which presses the float valve body 11 through the floating valve body 13; and a drainage outlet part 42 which is provided at the cover member 41 and drains water in the valve body 5 to the outside. When the water in the valve body 5 is drained from the drainage outlet part 42 to the outside, the cover member 41 contacts with the lid body 7 and the adjustment shaft 48 presses the float valve body 11 through the floating valve body 13.SELECTED DRAWING: Figure 2
Inventors:
Ebinuma Minoru
Application Number:
JP2015245595A
Publication Date:
March 18, 2020
Filing Date:
December 16, 2015
Export Citation:
Assignee:
Maesawa Industry Co., Ltd.
International Classes:
F16K24/00; F16K27/02
Domestic Patent References:
JP61057951U | ||||
JP2014159820A | ||||
JP55115672A |
Attorney, Agent or Firm:
Nishizawa Kazumi
Kenichi Kawabuchi
Shiro Suzuki
Masatake Shiga
Suzuki Mitsuyoshi
Kenichi Kawabuchi
Shiro Suzuki
Masatake Shiga
Suzuki Mitsuyoshi