Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokico Ltd
Original Assignee
Tokico Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokico LtdfiledCriticalTokico Ltd
Priority to JP9857877ApriorityCriticalpatent/JPS5432802A/en
Publication of JPS5432802ApublicationCriticalpatent/JPS5432802A/en
PURPOSE: To fix pressure-recciving area of a piston and the elasticity of elastic parts so that a valve on the entrance side passage may be automatically opened for safety when the primary side pressure is abnormally lowered or the secondary side pressure is abnormally lowered or raised.
COPYRIGHT: (C)1979,JPO&Japio
JP9857877A1977-08-171977-08-17Safety system for pump motor device
PendingJPS5432802A
(en)