Title:
PRESSURE GOVERNOR
Document Type and Number:
Japanese Patent JP2017094974
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To suppress abrupt variation of a supply pressure in a spool valve type pressure governor.SOLUTION: In a spool valve type pressure governor 22 in which a spool valve mechanism 80 having a spool 84, which is moved according to a balance between a pressure of a pilot pressure chamber R4, into which a working fluid is introduced, as a pilot pressure, and a pressure of a pressure adjustment chamber R6 into which the supplied working liquid is introduced, is adopted, and which regulates the working liquid from a high pressure source to a pressure according to the pilot pressure and supplies the liquid, orifices 200, 202 are provided on any one of a liquid passage 100 which connects a pressure regulation port P3 to which the pressure-regulated working liquid is supplied and the spool valve mechanism to each other, and a liquid passage 98 which connects a low pressure port P2 for opening the working liquid to an atmospheric pressure and the spool valve mechanism to each other, for the purpose of restricting a flow of the working liquid.SELECTED DRAWING: Figure 2
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Inventors:
SUZUKI MASAKUNI
MIWA AKIHIKO
MIWA AKIHIKO
Application Number:
JP2015230012A
Publication Date:
June 01, 2017
Filing Date:
November 25, 2015
Export Citation:
Assignee:
TOYOTA MOTOR CORP
ADVICS CO LTD
ADVICS CO LTD
International Classes:
B60T15/36; F16K3/24; F16K3/32
Attorney, Agent or Firm:
Chubu International Patent Office