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Title:
流路切替器および浄水器
Document Type and Number:
Japanese Patent JP6392087
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To perform a positive change-over of flow passage in response to an operation against the change-over lever.SOLUTION: A first ratchet mechanism 18 comprises a disc plate 45 placed at the other end location 83 of a change-over lever 16 of which axis line is coincided with a central axis A and at a cam shaft 22; a small diameter peripheral wall 91 and a large diameter peripheral wall 92 formed in concentric manner around a center of axis line at their opposing surfaces against the disc plate 45 at the other end location 83; a middle diameter peripheral wall 93 formed around a center of axis line at the opposing surface against the other end location 83 at the disc plate 45 and fitted between each of the peripheral walls 91, 92; a ratchet tooth 94 formed at the middle diameter peripheral wall 93; a plurality of open holes 95 formed at the other end location 83 over a length between the small diameter peripheral wall 91 and the large diameter peripheral wall 92; column-like metallic pins 96 formed over a length between the small diameter peripheral wall 91 and the large diameter peripheral wall 92, stored in the open holes 95 so as to be engaged with the ratchet tooth 94; and biasing members 97 arranged at the back-surface of the other end location 83 to bias against the column-like metallic pins 96.SELECTED DRAWING: Figure 3

Inventors:
Tomoyoshi Ota
Takeshi Shimizu
Application Number:
JP2014229391A
Publication Date:
September 19, 2018
Filing Date:
November 12, 2014
Export Citation:
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Assignee:
Techno Excel Co., Ltd.
International Classes:
F16K35/04; B01D35/04; C02F1/28; F16K11/18; F16K31/524
Domestic Patent References:
JP11216464A
JP2008173598A
JP57139736U
JP2012026558A
JP2005219277A
JP2010090914A
JP2013032075A
JP48009529B1
JP59226784A
Foreign References:
US20020027055
Attorney, Agent or Firm:
Shinji Sakai



 
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